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Hydrograph River at a Glance Download
Stillaguamish River at Arlington Stage (ft)Flow (kcfs)Observed: 3.9 ft at 1:09AM May 07, 2021Observed: 3.9 ft at 1:10AM May 07, 2021Observed: 3.94 ft at 1:24AM May 07, 2021Observed: 3.94 ft at 1:25AM May 07, 2021Observed: 3.94 ft at 1:39AM May 07, 2021Observed: 3.94 ft at 1:40AM May 07, 2021Observed: 3.94 ft at 1:54AM May 07, 2021Observed: 3.94 ft at 1:55AM May 07, 2021Observed: 3.96 ft at 2:09AM May 07, 2021Observed: 3.96 ft at 2:10AM May 07, 2021Observed: 3.96 ft at 2:24AM May 07, 2021Observed: 3.96 ft at 2:25AM May 07, 2021Observed: 3.98 ft at 2:39AM May 07, 2021Observed: 3.98 ft at 2:40AM May 07, 2021Observed: 4.02 ft at 2:54AM May 07, 2021Observed: 4.02 ft at 2:55AM May 07, 2021Observed: 4.02 ft at 3:09AM May 07, 2021Observed: 4.02 ft at 3:10AM May 07, 2021Observed: 4.02 ft at 3:24AM May 07, 2021Observed: 4.02 ft at 3:25AM May 07, 2021Observed: 4.04 ft at 3:39AM May 07, 2021Observed: 4.04 ft at 3:40AM May 07, 2021Observed: 4.08 ft at 4:24AM May 07, 2021Observed: 4.08 ft at 4:25AM May 07, 2021Observed: 4.12 ft at 4:39AM May 07, 2021Observed: 4.12 ft at 4:40AM May 07, 2021Observed: 4.08 ft at 4:54AM May 07, 2021Observed: 4.08 ft at 4:55AM May 07, 2021Observed: 4.16 ft at 5:09AM May 07, 2021Observed: 4.16 ft at 5:10AM May 07, 2021Observed: 4.16 ft at 5:39AM May 07, 2021Observed: 4.16 ft at 5:40AM May 07, 2021Observed: 4.2 ft at 5:54AM May 07, 2021Observed: 4.2 ft at 5:55AM May 07, 2021Observed: 4.26 ft at 6:09AM May 07, 2021Observed: 4.26 ft at 6:10AM May 07, 2021Observed: 4.28 ft at 6:24AM May 07, 2021Observed: 4.28 ft at 6:25AM May 07, 2021Observed: 4.28 ft at 6:39AM May 07, 2021Observed: 4.28 ft at 6:40AM May 07, 2021Observed: 4.28 ft at 6:54AM May 07, 2021Observed: 4.28 ft at 6:55AM May 07, 2021Observed: 4.42 ft at 7:09AM May 07, 2021Observed: 4.42 ft at 7:10AM May 07, 2021Observed: 4.4 ft at 7:24AM May 07, 2021Observed: 4.4 ft at 7:25AM May 07, 2021Observed: 4.44 ft at 7:39AM May 07, 2021Observed: 4.44 ft at 7:40AM May 07, 2021Observed: 4.52 ft at 7:54AM May 07, 2021Observed: 4.52 ft at 7:55AM May 07, 2021Observed: 4.54 ft at 8:09AM May 07, 2021Observed: 4.54 ft at 8:10AM May 07, 2021Observed: 4.52 ft at 8:24AM May 07, 2021Observed: 4.52 ft at 8:25AM May 07, 2021Observed: 4.6 ft at 8:39AM May 07, 2021Observed: 4.6 ft at 8:40AM May 07, 2021Observed: 4.58 ft at 8:54AM May 07, 2021Observed: 4.58 ft at 8:55AM May 07, 2021Observed: 4.62 ft at 9:10AM May 07, 2021Observed: 4.62 ft at 9:24AM May 07, 2021Observed: 4.62 ft at 9:25AM May 07, 2021Observed: 4.64 ft at 9:39AM May 07, 2021Observed: 4.64 ft at 9:40AM May 07, 2021Observed: 4.66 ft at 9:54AM May 07, 2021Observed: 4.66 ft at 9:55AM May 07, 2021Observed: 4.7 ft at 10:09AM May 07, 2021Observed: 4.7 ft at 10:10AM May 07, 2021Observed: 4.72 ft at 10:24AM May 07, 2021Observed: 4.72 ft at 10:25AM May 07, 2021Observed: 4.68 ft at 10:54AM May 07, 2021Observed: 4.68 ft at 10:55AM May 07, 2021Observed: 4.72 ft at 11:09AM May 07, 2021Observed: 4.72 ft at 11:10AM May 07, 2021Observed: 4.72 ft at 11:24AM May 07, 2021Observed: 4.72 ft at 11:25AM May 07, 2021Observed: 4.7 ft at 11:39AM May 07, 2021Observed: 4.7 ft at 11:40AM May 07, 2021Observed: 4.72 ft at 11:54AM May 07, 2021Observed: 4.72 ft at 11:55AM May 07, 2021Observed: 4.7 ft at 12:09PM May 07, 2021Observed: 4.7 ft at 12:10PM May 07, 2021Observed: 4.72 ft at 12:24PM May 07, 2021Observed: 4.72 ft at 12:25PM May 07, 2021Observed: 4.72 ft at 12:39PM May 07, 2021Observed: 4.72 ft at 12:40PM May 07, 2021Observed: 4.76 ft at 12:54PM May 07, 2021Observed: 4.76 ft at 12:55PM May 07, 2021Highest Observation: 4.78 ft at 1:09PM May 07, 2021Highest Observation: 4.78 ft at 1:10PM May 07, 2021Observed: 4.72 ft at 1:24PM May 07, 2021Observed: 4.72 ft at 1:25PM May 07, 2021Observed: 4.74 ft at 1:39PM May 07, 2021Observed: 4.74 ft at 1:40PM May 07, 2021Observed: 4.76 ft at 1:54PM May 07, 2021Observed: 4.76 ft at 1:55PM May 07, 2021Observed: 4.72 ft at 2:09PM May 07, 2021Observed: 4.72 ft at 2:10PM May 07, 2021Observed: 4.76 ft at 2:24PM May 07, 2021Observed: 4.76 ft at 2:25PM May 07, 2021Highest Observation: 4.78 ft at 2:39PM May 07, 2021Highest Observation: 4.78 ft at 2:40PM May 07, 2021Observed: 4.76 ft at 2:54PM May 07, 2021Observed: 4.76 ft at 2:55PM May 07, 2021Observed: 4.74 ft at 3:09PM May 07, 2021Observed: 4.74 ft at 3:10PM May 07, 2021Observed: 4.7 ft at 3:24PM May 07, 2021Observed: 4.7 ft at 3:25PM May 07, 2021Observed: 4.72 ft at 3:54PM May 07, 2021Observed: 4.72 ft at 3:55PM May 07, 2021Observed: 4.7 ft at 4:09PM May 07, 2021Observed: 4.7 ft at 4:10PM May 07, 2021Observed: 4.74 ft at 4:24PM May 07, 2021Observed: 4.74 ft at 4:25PM May 07, 2021Observed: 4.74 ft at 4:39PM May 07, 2021Observed: 4.74 ft at 4:40PM May 07, 2021Observed: 4.72 ft at 4:54PM May 07, 2021Observed: 4.72 ft at 4:55PM May 07, 2021Observed: 4.72 ft at 5:09PM May 07, 2021Observed: 4.72 ft at 5:10PM May 07, 2021Observed: 4.72 ft at 5:24PM May 07, 2021Observed: 4.72 ft at 5:25PM May 07, 2021Observed: 4.72 ft at 5:39PM May 07, 2021Observed: 4.72 ft at 5:40PM May 07, 2021Observed: 4.66 ft at 5:54PM May 07, 2021Observed: 4.66 ft at 5:55PM May 07, 2021Observed: 4.7 ft at 6:09PM May 07, 2021Observed: 4.7 ft at 6:10PM May 07, 2021Observed: 4.72 ft at 6:24PM May 07, 2021Observed: 4.72 ft at 6:25PM May 07, 2021Observed: 4.66 ft at 6:39PM May 07, 2021Observed: 4.66 ft at 6:40PM May 07, 2021Observed: 4.66 ft at 6:54PM May 07, 2021Observed: 4.66 ft at 6:55PM May 07, 2021Observed: 4.62 ft at 7:09PM May 07, 2021Observed: 4.62 ft at 7:10PM May 07, 2021Observed: 4.66 ft at 7:24PM May 07, 2021Observed: 4.66 ft at 7:25PM May 07, 2021Observed: 4.62 ft at 7:39PM May 07, 2021Observed: 4.62 ft at 7:40PM May 07, 2021Observed: 4.62 ft at 7:54PM May 07, 2021Observed: 4.62 ft at 7:55PM May 07, 2021Observed: 4.6 ft at 8:09PM May 07, 2021Observed: 4.6 ft at 8:10PM May 07, 2021Observed: 4.58 ft at 8:24PM May 07, 2021Observed: 4.58 ft at 8:25PM May 07, 2021Observed: 4.58 ft at 8:39PM May 07, 2021Observed: 4.58 ft at 8:40PM May 07, 2021Observed: 4.56 ft at 8:54PM May 07, 2021Observed: 4.56 ft at 8:55PM May 07, 2021Observed: 4.56 ft at 9:09PM May 07, 2021Observed: 4.56 ft at 9:10PM May 07, 2021Observed: 4.54 ft at 9:24PM May 07, 2021Observed: 4.54 ft at 9:25PM May 07, 2021Observed: 4.56 ft at 9:39PM May 07, 2021Observed: 4.56 ft at 9:40PM May 07, 2021Observed: 4.58 ft at 9:54PM May 07, 2021Observed: 4.58 ft at 9:55PM May 07, 2021Observed: 4.54 ft at 10:09PM May 07, 2021Observed: 4.54 ft at 10:10PM May 07, 2021Observed: 4.5 ft at 10:24PM May 07, 2021Observed: 4.5 ft at 10:25PM May 07, 2021Observed: 4.52 ft at 10:39PM May 07, 2021Observed: 4.52 ft at 10:40PM May 07, 2021Observed: 4.5 ft at 10:54PM May 07, 2021Observed: 4.5 ft at 10:55PM May 07, 2021Observed: 4.48 ft at 11:09PM May 07, 2021Observed: 4.48 ft at 11:10PM May 07, 2021Observed: 4.48 ft at 11:24PM May 07, 2021Observed: 4.48 ft at 11:25PM May 07, 2021Observed: 4.5 ft at 11:39PM May 07, 2021Observed: 4.5 ft at 11:40PM May 07, 2021Observed: 4.48 ft at 11:54PM May 07, 2021Observed: 4.48 ft at 11:55PM May 07, 2021Observed: 4.48 ft at 12:09AM May 08, 2021Observed: 4.48 ft at 12:10AM May 08, 2021Observed: 4.52 ft at 12:24AM May 08, 2021Observed: 4.52 ft at 12:25AM May 08, 2021Observed: 4.44 ft at 12:39AM May 08, 2021Observed: 4.44 ft at 12:40AM May 08, 2021Observed: 4.5 ft at 12:54AM May 08, 2021Observed: 4.5 ft at 12:55AM May 08, 2021Observed: 4.46 ft at 1:09AM May 08, 2021Observed: 4.46 ft at 1:10AM May 08, 2021Observed: 4.46 ft at 1:24AM May 08, 2021Observed: 4.46 ft at 1:25AM May 08, 2021Observed: 4.46 ft at 1:39AM May 08, 2021Observed: 4.46 ft at 1:40AM May 08, 2021Observed: 4.46 ft at 1:54AM May 08, 2021Observed: 4.46 ft at 1:55AM May 08, 2021Observed: 4.44 ft at 2:09AM May 08, 2021Observed: 4.44 ft at 2:10AM May 08, 2021Observed: 4.44 ft at 2:24AM May 08, 2021Observed: 4.44 ft at 2:25AM May 08, 2021Observed: 4.46 ft at 2:39AM May 08, 2021Observed: 4.46 ft at 2:40AM May 08, 2021Observed: 4.42 ft at 2:54AM May 08, 2021Observed: 4.42 ft at 2:55AM May 08, 2021Observed: 4.44 ft at 3:09AM May 08, 2021Observed: 4.44 ft at 3:10AM May 08, 2021Observed: 4.4 ft at 3:24AM May 08, 2021Observed: 4.4 ft at 3:25AM May 08, 2021Observed: 4.38 ft at 3:39AM May 08, 2021Observed: 4.38 ft at 3:40AM May 08, 2021Observed: 4.38 ft at 3:54AM May 08, 2021Observed: 4.38 ft at 3:55AM May 08, 2021Observed: 4.34 ft at 4:09AM May 08, 2021Observed: 4.34 ft at 4:10AM May 08, 2021Observed: 4.32 ft at 4:24AM May 08, 2021Observed: 4.32 ft at 4:25AM May 08, 2021Observed: 4.34 ft at 4:39AM May 08, 2021Observed: 4.34 ft at 4:40AM May 08, 2021Observed: 4.28 ft at 4:54AM May 08, 2021Observed: 4.28 ft at 4:55AM May 08, 2021Observed: 4.28 ft at 5:09AM May 08, 2021Observed: 4.28 ft at 5:10AM May 08, 2021Observed: 4.28 ft at 5:24AM May 08, 2021Observed: 4.28 ft at 5:25AM May 08, 2021Observed: 4.26 ft at 5:39AM May 08, 2021Observed: 4.26 ft at 5:40AM May 08, 2021Observed: 4.3 ft at 5:54AM May 08, 2021Observed: 4.3 ft at 5:55AM May 08, 2021Observed: 4.26 ft at 6:09AM May 08, 2021Observed: 4.26 ft at 6:10AM May 08, 2021Observed: 4.24 ft at 6:24AM May 08, 2021Observed: 4.24 ft at 6:25AM May 08, 2021Observed: 4.22 ft at 6:39AM May 08, 2021Observed: 4.22 ft at 6:40AM May 08, 2021Observed: 4.2 ft at 6:54AM May 08, 2021Observed: 4.2 ft at 6:55AM May 08, 2021Observed: 4.26 ft at 7:09AM May 08, 2021Observed: 4.26 ft at 7:10AM May 08, 2021Observed: 4.2 ft at 7:24AM May 08, 2021Observed: 4.2 ft at 7:25AM May 08, 2021Observed: 4.22 ft at 7:39AM May 08, 2021Observed: 4.22 ft at 7:40AM May 08, 2021Observed: 4.16 ft at 7:54AM May 08, 2021Observed: 4.16 ft at 7:55AM May 08, 2021Observed: 4.14 ft at 8:09AM May 08, 2021Observed: 4.14 ft at 8:10AM May 08, 2021Observed: 4.14 ft at 8:24AM May 08, 2021Observed: 4.14 ft at 8:25AM May 08, 2021Observed: 4.12 ft at 8:39AM May 08, 2021Observed: 4.12 ft at 8:40AM May 08, 2021Observed: 4.1 ft at 8:54AM May 08, 2021Observed: 4.1 ft at 8:55AM May 08, 2021Observed: 4.1 ft at 9:09AM May 08, 2021Observed: 4.1 ft at 9:10AM May 08, 2021Observed: 4.08 ft at 9:24AM May 08, 2021Observed: 4.08 ft at 9:25AM May 08, 2021Observed: 4.04 ft at 9:39AM May 08, 2021Observed: 4.04 ft at 9:40AM May 08, 2021Observed: 4.06 ft at 9:54AM May 08, 2021Observed: 4.06 ft at 9:55AM May 08, 2021Observed: 4.04 ft at 10:09AM May 08, 2021Observed: 4.04 ft at 10:10AM May 08, 2021Observed: 4.02 ft at 10:24AM May 08, 2021Observed: 4.02 ft at 10:25AM May 08, 2021Observed: 4.02 ft at 10:39AM May 08, 2021Observed: 4.02 ft at 10:40AM May 08, 2021Observed: 4 ft at 10:54AM May 08, 2021Observed: 4 ft at 10:55AM May 08, 2021Observed: 4 ft at 11:09AM May 08, 2021Observed: 4 ft at 11:10AM May 08, 2021Observed: 3.96 ft at 11:24AM May 08, 2021Observed: 3.96 ft at 11:25AM May 08, 2021Observed: 4 ft at 11:39AM May 08, 2021Observed: 4 ft at 11:40AM May 08, 2021Observed: 3.98 ft at 11:54AM May 08, 2021Observed: 3.98 ft at 11:55AM May 08, 2021Observed: 3.94 ft at 12:09PM May 08, 2021Observed: 3.94 ft at 12:10PM May 08, 2021Observed: 3.94 ft at 12:24PM May 08, 2021Observed: 3.94 ft at 12:25PM May 08, 2021Observed: 3.94 ft at 12:39PM May 08, 2021Observed: 3.94 ft at 12:40PM May 08, 2021Observed: 3.9 ft at 12:54PM May 08, 2021Observed: 3.9 ft at 12:55PM May 08, 2021Observed: 3.88 ft at 1:09PM May 08, 2021Observed: 3.88 ft at 1:10PM May 08, 2021Observed: 3.9 ft at 1:24PM May 08, 2021Observed: 3.9 ft at 1:25PM May 08, 2021Observed: 3.88 ft at 1:39PM May 08, 2021Observed: 3.88 ft at 1:40PM May 08, 2021Observed: 3.86 ft at 1:54PM May 08, 2021Observed: 3.86 ft at 1:55PM May 08, 2021Observed: 3.88 ft at 2:09PM May 08, 2021Observed: 3.88 ft at 2:10PM May 08, 2021Observed: 3.88 ft at 2:24PM May 08, 2021Observed: 3.88 ft at 2:25PM May 08, 2021Observed: 3.84 ft at 2:39PM May 08, 2021Observed: 3.84 ft at 2:40PM May 08, 2021Observed: 3.84 ft at 2:54PM May 08, 2021Observed: 3.84 ft at 2:55PM May 08, 2021Observed: 3.82 ft at 3:09PM May 08, 2021Observed: 3.82 ft at 3:10PM May 08, 2021Observed: 3.8 ft at 3:24PM May 08, 2021Observed: 3.8 ft at 3:25PM May 08, 2021Observed: 3.82 ft at 3:39PM May 08, 2021Observed: 3.82 ft at 3:40PM May 08, 2021Observed: 3.82 ft at 3:54PM May 08, 2021Observed: 3.82 ft at 3:55PM May 08, 2021Observed: 3.76 ft at 4:09PM May 08, 2021Observed: 3.76 ft at 4:10PM May 08, 2021Observed: 3.78 ft at 4:24PM May 08, 2021Observed: 3.78 ft at 4:25PM May 08, 2021Observed: 3.74 ft at 4:39PM May 08, 2021Observed: 3.74 ft at 4:40PM May 08, 2021Observed: 3.76 ft at 4:54PM May 08, 2021Observed: 3.76 ft at 4:55PM May 08, 2021Observed: 3.74 ft at 5:09PM May 08, 2021Observed: 3.74 ft at 5:10PM May 08, 2021Observed: 3.72 ft at 5:24PM May 08, 2021Observed: 3.72 ft at 5:25PM May 08, 2021Observed: 3.74 ft at 5:39PM May 08, 2021Observed: 3.74 ft at 5:40PM May 08, 2021Observed: 3.68 ft at 5:54PM May 08, 2021Observed: 3.68 ft at 5:55PM May 08, 2021Observed: 3.7 ft at 6:09PM May 08, 2021Observed: 3.7 ft at 6:10PM May 08, 2021Observed: 3.7 ft at 6:24PM May 08, 2021Observed: 3.7 ft at 6:25PM May 08, 2021Observed: 3.66 ft at 6:39PM May 08, 2021Observed: 3.66 ft at 6:54PM May 08, 2021Observed: 3.66 ft at 6:55PM May 08, 2021Observed: 3.68 ft at 7:09PM May 08, 2021Observed: 3.68 ft at 7:10PM May 08, 2021Observed: 3.64 ft at 7:24PM May 08, 2021Observed: 3.64 ft at 7:25PM May 08, 2021Observed: 3.66 ft at 7:39PM May 08, 2021Observed: 3.66 ft at 7:40PM May 08, 2021Observed: 3.64 ft at 7:54PM May 08, 2021Observed: 3.64 ft at 7:55PM May 08, 2021Observed: 3.62 ft at 8:09PM May 08, 2021Observed: 3.62 ft at 8:10PM May 08, 2021Observed: 3.62 ft at 8:24PM May 08, 2021Observed: 3.62 ft at 8:25PM May 08, 2021Observed: 3.62 ft at 8:39PM May 08, 2021Observed: 3.62 ft at 8:40PM May 08, 2021Observed: 3.58 ft at 8:54PM May 08, 2021Observed: 3.58 ft at 8:55PM May 08, 2021Observed: 3.6 ft at 9:09PM May 08, 2021Observed: 3.6 ft at 9:10PM May 08, 2021Observed: 3.62 ft at 9:24PM May 08, 2021Observed: 3.62 ft at 9:25PM May 08, 2021Observed: 3.54 ft at 9:39PM May 08, 2021Observed: 3.54 ft at 9:40PM May 08, 2021Observed: 3.54 ft at 9:54PM May 08, 2021Observed: 3.54 ft at 9:55PM May 08, 2021Observed: 3.58 ft at 10:09PM May 08, 2021Observed: 3.58 ft at 10:10PM May 08, 2021Observed: 3.58 ft at 10:24PM May 08, 2021Observed: 3.58 ft at 10:25PM May 08, 2021Observed: 3.56 ft at 10:39PM May 08, 2021Observed: 3.56 ft at 10:40PM May 08, 2021Observed: 3.58 ft at 10:54PM May 08, 2021Observed: 3.58 ft at 10:55PM May 08, 2021Observed: 3.56 ft at 11:09PM May 08, 2021Observed: 3.56 ft at 11:10PM May 08, 2021Observed: 3.58 ft at 11:24PM May 08, 2021Observed: 3.58 ft at 11:25PM May 08, 2021Observed: 3.5 ft at 11:39PM May 08, 2021Observed: 3.5 ft at 11:40PM May 08, 2021Observed: 3.54 ft at 11:54PM May 08, 2021Observed: 3.54 ft at 11:55PM May 08, 2021Observed: 3.52 ft at 12:09AM May 09, 2021Observed: 3.52 ft at 12:10AM May 09, 2021Observed: 3.54 ft at 12:24AM May 09, 2021Observed: 3.54 ft at 12:25AM May 09, 2021Observed: 3.5 ft at 12:39AM May 09, 2021Observed: 3.5 ft at 12:40AM May 09, 2021Observed: 3.5 ft at 12:54AM May 09, 2021Observed: 3.5 ft at 12:55AM May 09, 2021Observed: 3.5 ft at 1:09AM May 09, 2021Observed: 3.5 ft at 1:10AM May 09, 2021Observed: 3.52 ft at 1:24AM May 09, 2021Observed: 3.52 ft at 1:25AM May 09, 2021Observed: 3.48 ft at 1:39AM May 09, 2021Observed: 3.48 ft at 1:40AM May 09, 2021Observed: 3.5 ft at 1:54AM May 09, 2021Observed: 3.5 ft at 1:55AM May 09, 2021Observed: 3.46 ft at 2:09AM May 09, 2021Observed: 3.46 ft at 2:10AM May 09, 2021Observed: 3.5 ft at 2:24AM May 09, 2021Observed: 3.5 ft at 2:25AM May 09, 2021Observed: 3.46 ft at 2:39AM May 09, 2021Observed: 3.46 ft at 2:40AM May 09, 2021Observed: 3.48 ft at 2:54AM May 09, 2021Observed: 3.48 ft at 2:55AM May 09, 2021Observed: 3.44 ft at 3:09AM May 09, 2021Observed: 3.44 ft at 3:10AM May 09, 2021Observed: 3.46 ft at 3:24AM May 09, 2021Observed: 3.46 ft at 3:25AM May 09, 2021Observed: 3.46 ft at 3:39AM May 09, 2021Observed: 3.46 ft at 3:40AM May 09, 2021Observed: 3.42 ft at 3:54AM May 09, 2021Observed: 3.42 ft at 3:55AM May 09, 2021Observed: 3.46 ft at 4:09AM May 09, 2021Observed: 3.46 ft at 4:10AM May 09, 2021Observed: 3.44 ft at 4:24AM May 09, 2021Observed: 3.44 ft at 4:25AM May 09, 2021Observed: 3.44 ft at 4:39AM May 09, 2021Observed: 3.44 ft at 4:40AM May 09, 2021Observed: 3.42 ft at 4:54AM May 09, 2021Observed: 3.42 ft at 4:55AM May 09, 2021Observed: 3.42 ft at 5:09AM May 09, 2021Observed: 3.42 ft at 5:10AM May 09, 2021Observed: 3.42 ft at 5:24AM May 09, 2021Observed: 3.42 ft at 5:25AM May 09, 2021Observed: 3.4 ft at 5:39AM May 09, 2021Observed: 3.4 ft at 5:40AM May 09, 2021Observed: 3.36 ft at 5:54AM May 09, 2021Observed: 3.36 ft at 5:55AM May 09, 2021Observed: 3.4 ft at 6:09AM May 09, 2021Observed: 3.4 ft at 6:10AM May 09, 2021Observed: 3.4 ft at 6:24AM May 09, 2021Observed: 3.4 ft at 6:25AM May 09, 2021Observed: 3.4 ft at 6:39AM May 09, 2021Observed: 3.4 ft at 6:40AM May 09, 2021Observed: 3.36 ft at 6:54AM May 09, 2021Observed: 3.36 ft at 6:55AM May 09, 2021Observed: 3.36 ft at 7:09AM May 09, 2021Observed: 3.36 ft at 7:10AM May 09, 2021Observed: 3.34 ft at 7:24AM May 09, 2021Observed: 3.34 ft at 7:25AM May 09, 2021Observed: 3.38 ft at 7:39AM May 09, 2021Observed: 3.38 ft at 7:40AM May 09, 2021Observed: 3.34 ft at 7:54AM May 09, 2021Observed: 3.34 ft at 7:55AM May 09, 2021Observed: 3.34 ft at 8:09AM May 09, 2021Observed: 3.34 ft at 8:10AM May 09, 2021Observed: 3.34 ft at 8:24AM May 09, 2021Observed: 3.34 ft at 8:25AM May 09, 2021Observed: 3.34 ft at 8:39AM May 09, 2021Observed: 3.34 ft at 8:40AM May 09, 2021Observed: 3.32 ft at 8:54AM May 09, 2021Observed: 3.32 ft at 8:55AM May 09, 2021Observed: 3.3 ft at 9:09AM May 09, 2021Observed: 3.3 ft at 9:10AM May 09, 2021Observed: 3.3 ft at 9:24AM May 09, 2021Observed: 3.3 ft at 9:25AM May 09, 2021Observed: 3.28 ft at 9:39AM May 09, 2021Observed: 3.28 ft at 9:40AM May 09, 2021Observed: 3.32 ft at 9:54AM May 09, 2021Observed: 3.32 ft at 9:55AM May 09, 2021Observed: 3.28 ft at 10:09AM May 09, 2021Observed: 3.28 ft at 10:10AM May 09, 2021Observed: 3.28 ft at 10:24AM May 09, 2021Observed: 3.28 ft at 10:25AM May 09, 2021Observed: 3.28 ft at 10:39AM May 09, 2021Observed: 3.28 ft at 10:40AM May 09, 2021Observed: 3.28 ft at 10:54AM May 09, 2021Observed: 3.28 ft at 10:55AM May 09, 2021Observed: 3.28 ft at 11:09AM May 09, 2021Observed: 3.28 ft at 11:10AM May 09, 2021Observed: 3.22 ft at 11:24AM May 09, 2021Observed: 3.22 ft at 11:25AM May 09, 2021Observed: 3.28 ft at 11:39AM May 09, 2021Observed: 3.28 ft at 11:40AM May 09, 2021Observed: 3.22 ft at 11:54AM May 09, 2021Observed: 3.22 ft at 11:55AM May 09, 2021Observed: 3.26 ft at 12:09PM May 09, 2021Observed: 3.26 ft at 12:10PM May 09, 2021Observed: 3.22 ft at 12:24PM May 09, 2021Observed: 3.22 ft at 12:25PM May 09, 2021Observed: 3.2 ft at 12:39PM May 09, 2021Observed: 3.2 ft at 12:40PM May 09, 2021Observed: 3.2 ft at 12:54PM May 09, 2021Observed: 3.2 ft at 12:55PM May 09, 2021Observed: 3.26 ft at 1:09PM May 09, 2021Observed: 3.26 ft at 1:10PM May 09, 2021Observed: 3.2 ft at 1:24PM May 09, 2021Observed: 3.2 ft at 1:25PM May 09, 2021Observed: 3.16 ft at 1:39PM May 09, 2021Observed: 3.16 ft at 1:40PM May 09, 2021Observed: 3.26 ft at 1:54PM May 09, 2021Observed: 3.26 ft at 1:55PM May 09, 2021Observed: 3.2 ft at 2:09PM May 09, 2021Observed: 3.2 ft at 2:10PM May 09, 2021Observed: 3.16 ft at 2:24PM May 09, 2021Observed: 3.16 ft at 2:25PM May 09, 2021Observed: 3.16 ft at 2:39PM May 09, 2021Observed: 3.16 ft at 2:40PM May 09, 2021Observed: 3.16 ft at 2:54PM May 09, 2021Observed: 3.16 ft at 2:55PM May 09, 2021Observed: 3.12 ft at 3:10PM May 09, 2021Observed: 3.16 ft at 3:24PM May 09, 2021Observed: 3.16 ft at 3:25PM May 09, 2021Observed: 3.1 ft at 3:39PM May 09, 2021Observed: 3.1 ft at 3:40PM May 09, 2021Observed: 3.12 ft at 3:54PM May 09, 2021Observed: 3.12 ft at 3:55PM May 09, 2021Observed: 3.16 ft at 4:09PM May 09, 2021Observed: 3.16 ft at 4:10PM May 09, 2021Observed: 3.2 ft at 4:24PM May 09, 2021Observed: 3.2 ft at 4:25PM May 09, 2021Observed: 3.12 ft at 4:39PM May 09, 2021Observed: 3.12 ft at 4:40PM May 09, 2021Observed: 3.12 ft at 4:54PM May 09, 2021Observed: 3.12 ft at 4:55PM May 09, 2021Observed: 3.1 ft at 5:09PM May 09, 2021Observed: 3.1 ft at 5:10PM May 09, 2021Observed: 3.14 ft at 5:24PM May 09, 2021Observed: 3.14 ft at 5:25PM May 09, 2021Observed: 3.14 ft at 5:39PM May 09, 2021Observed: 3.14 ft at 5:40PM May 09, 2021Observed: 3.12 ft at 5:54PM May 09, 2021Observed: 3.12 ft at 5:55PM May 09, 2021Observed: 3.12 ft at 6:09PM May 09, 2021Observed: 3.12 ft at 6:10PM May 09, 2021Observed: 3.14 ft at 6:24PM May 09, 2021Observed: 3.14 ft at 6:25PM May 09, 2021Observed: 3.12 ft at 6:40PM May 09, 2021Observed: 3.12 ft at 6:54PM May 09, 2021Observed: 3.12 ft at 6:55PM May 09, 2021Observed: 3.12 ft at 7:09PM May 09, 2021Observed: 3.12 ft at 7:10PM May 09, 2021Observed: 3.12 ft at 7:24PM May 09, 2021Observed: 3.12 ft at 7:25PM May 09, 2021Observed: 3.12 ft at 7:39PM May 09, 2021Observed: 3.12 ft at 7:40PM May 09, 2021Observed: 3.1 ft at 7:54PM May 09, 2021Observed: 3.1 ft at 7:55PM May 09, 2021Observed: 3.08 ft at 8:09PM May 09, 2021Observed: 3.08 ft at 8:10PM May 09, 2021Observed: 3.1 ft at 8:24PM May 09, 2021Observed: 3.1 ft at 8:25PM May 09, 2021Observed: 3.12 ft at 8:39PM May 09, 2021Observed: 3.12 ft at 8:40PM May 09, 2021Observed: 3.1 ft at 8:54PM May 09, 2021Observed: 3.1 ft at 8:55PM May 09, 2021Observed: 3.1 ft at 9:09PM May 09, 2021Observed: 3.1 ft at 9:10PM May 09, 2021Observed: 3.06 ft at 9:24PM May 09, 2021Observed: 3.06 ft at 9:25PM May 09, 2021Observed: 3.06 ft at 9:39PM May 09, 2021Observed: 3.06 ft at 9:40PM May 09, 2021Observed: 3.08 ft at 9:54PM May 09, 2021Observed: 3.08 ft at 9:55PM May 09, 2021Observed: 3.02 ft at 10:09PM May 09, 2021Observed: 3.02 ft at 10:10PM May 09, 2021Observed: 3.04 ft at 10:24PM May 09, 2021Observed: 3.04 ft at 10:25PM May 09, 2021Observed: 3.1 ft at 10:39PM May 09, 2021Observed: 3.1 ft at 10:40PM May 09, 2021Observed: 3.04 ft at 10:54PM May 09, 2021Observed: 3.04 ft at 10:55PM May 09, 2021Observed: 3.06 ft at 11:09PM May 09, 2021Observed: 3.06 ft at 11:10PM May 09, 2021Observed: 3.02 ft at 11:24PM May 09, 2021Observed: 3.02 ft at 11:25PM May 09, 2021Observed: 3.04 ft at 11:39PM May 09, 2021Observed: 3.04 ft at 11:40PM May 09, 2021Observed: 3.02 ft at 11:54PM May 09, 2021Observed: 3.02 ft at 11:55PM May 09, 2021Observed: 2.98 ft at 12:09AM May 10, 2021Observed: 2.98 ft at 12:10AM May 10, 2021Observed: 3.02 ft at 12:24AM May 10, 2021Observed: 3.02 ft at 12:25AM May 10, 2021Observed: 3.06 ft at 12:39AM May 10, 2021Observed: 3.06 ft at 12:40AM May 10, 2021Forecast: 3.06 ft 5:00AM May 10, 2021Forecast: 3.05 ft 11:00AM May 10, 2021Forecast: 3.03 ft 5:00PM May 10, 2021Forecast: 3.03 ft 11:00PM May 10, 2021Forecast: 3.03 ft 5:00AM May 11, 2021Forecast: 3.05 ft 11:00AM May 11, 2021Forecast: 3.04 ft 5:00PM May 11, 2021Forecast: 3.03 ft 11:00PM May 11, 2021Forecast: 3.06 ft 5:00AM May 12, 2021Forecast: 3.12 ft 11:00AM May 12, 2021Forecast: 3.23 ft 5:00PM May 12, 2021Forecast: 3.32 ft 11:00PM May 12, 2021Forecast: 3.49 ft 5:00AM May 13, 2021Forecast: 3.59 ft 11:00AM May 13, 2021Forecast: 3.51 ft 5:00PM May 13, 2021Forecast: 3.44 ft 11:00PM May 13, 2021Forecast: 3.54 ft 5:00AM May 14, 2021Highest Forecast: 3.61 ft 11:00AM May 14, 2021Forecast: 3.51 ft 5:00PM May 14, 2021Forecast: 3.44 ft 11:00PM May 14, 2021Forecast: 3.53 ft 5:00AM May 15, 2021Forecast: 3.58 ft 11:00AM May 15, 2021Forecast: 3.46 ft 5:00PM May 15, 2021Forecast: 3.33 ft 11:00PM May 15, 2021Forecast: 3.34 ft 5:00AM May 16, 2021Forecast: 3.35 ft 11:00AM May 16, 2021Forecast: 3.26 ft 5:00PM May 16, 2021Forecast: 3.21 ft 11:00PM May 16, 2021ARLW1(plotting HGIRR) Graph Created (1:05AM May 10, 2021)ObservedForecast (issued 2:27PM May 9)Latest observed value: 3.06 ft at 12:40 AM PDT 10-May-2021. Flood Stage is 14 ft
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NOTE: River forecasts for this location take into account past and future precipitation. The stages/flows that will occur may be different if future rainfall is different than forecast.

Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts for the Stillaguamish River at Arlington are issued routinely year-round.

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Upstream Locations Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 19
Moderate Flood Stage: 17.5
Flood Stage: 14
Action Stage: 12.5
Low Stage (in feet): 0

Historic Crests
(1) 21.16 ft on 12/12/2010
(2) 21.06 ft on 11/06/2006 (P)
(3) 20.82 ft on 01/08/2009 (P)
(4) 20.75 ft on 10/21/2003
(5) 20.50 ft on 11/17/2015 (P)
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 19.44 ft on 02/01/2020 (P)
(2) 14.48 ft on 01/24/2020 (P)
(3) 16.92 ft on 01/07/2020 (P)
(4) 15.82 ft on 12/21/2019 (P)
(5) 17.86 ft on 10/22/2019 (P)
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

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Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
21 the Stillaguamish River will cause severe record flooding. Deep and swift flood waters will inundate many roads including Highway 530...Marine Drive and Norman Rd and residential areas in Silvana...Norman... Florence...and Stanwood. Levees are subject to overtopping and damage. Flooding will occur all along the river including headwaters...tributaries...and other streams within and near the river basin. This stage on the Stillaguamish corresponds to a Phase 4 in the Snohomish County flood program.
20 the Stillaguamish River will cause near record major flooding. Deep and swift flood waters will inundate many roads including Highway 530 east of Arlington and at Island Crossing and most valley roads downstream of I-5 to Stanwood. Levees are subject to overtopping and damage. Flooding will occur all along the river including headwaters...tributaries...and other streams within and near the Stillaguamish River Basin. This stage corresponds to Phase 4 in Snohomish County flood program.
19 the Stillaguamish River will cause major flooding. Deep and swift waters will flood many roads including Pioneer Highway...Hwy 530...Marine Drive and Norman Rd. Swift waters will flood residential areas near Silvana...Norman...Florence and Stanwood. Flooding will occur all along the river including headwaters...tributaries...and other streams within and near the Stillaguamish River Basin. A stage of 19 feet on the Stillaguamish River corresponds to Phase 4 in the Snohomish County Flood program.
18 the Stillaguamish River will flood many roads including Hwy 530...Pioneer Highway...Marine Drive and numerous locations along Norman Rd. Swift waters will flood residential areas near Silvana...Norman and Florence. A stage of 18 feet on the Stillaguamish River corresponds roughly to Phase 3 in the Snohomish County Flood program.
17 the Stillaguamish River will cause flooding mainly in the Silvana area, along Norman Road and in Florence. A stage of 17 feet on the Stillaguamish River corresponds roughly to Phase 3 in the Snohomish County Flood program.
16 the Stillaguamish River will cause minor flooding mainly in the Silvana area...including over Pioneer Highway and along Norman Rd. A stage of 16 feet on the Stillaguamish River corresponds roughly to Phase 2 in the Snohomish County Flood program.
14 the Stillaguamish River will locally spill over its banks. Minor flooding around Silvana will occur...including over Pioneer Highway. A stage of 14 feet on the Stillaguamish River corresponds roughly to Phase 2 in the Snohomish County Flood program.
About This Location Collapse

Latitude: 48.203611° N, Longitude: 122.128056° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 14 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 47.05 ft 61.05 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
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Seattle Weather Forecast Office
7600 Sandpoint Way NE
Seattle, WA 98115-6349
(206) 526-6087
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Page last modified: 2-Nov-2020 7:27 PM
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