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Hydrograph River at a Glance Download
Snake River (NW MN) at Alvarado Stage (ft)Flow (kcfs)Highest Observation: 106.49 ft at 6:15AM Oct 19, 2019Observed: 106.47 ft at 6:30AM Oct 19, 2019Observed: 106.45 ft at 6:45AM Oct 19, 2019Observed: 106.43 ft at 7:00AM Oct 19, 2019Observed: 106.41 ft at 7:15AM Oct 19, 2019Observed: 106.4 ft at 7:30AM Oct 19, 2019Observed: 106.37 ft at 7:45AM Oct 19, 2019Observed: 106.36 ft at 8:00AM Oct 19, 2019Observed: 106.34 ft at 8:15AM Oct 19, 2019Observed: 106.32 ft at 8:30AM Oct 19, 2019Observed: 106.3 ft at 8:45AM Oct 19, 2019Observed: 106.27 ft at 9:00AM Oct 19, 2019Observed: 106.27 ft at 9:15AM Oct 19, 2019Observed: 106.25 ft at 9:30AM Oct 19, 2019Observed: 106.23 ft at 9:45AM Oct 19, 2019Observed: 106.21 ft at 10:00AM Oct 19, 2019Observed: 106.19 ft at 10:15AM Oct 19, 2019Observed: 106.18 ft at 10:30AM Oct 19, 2019Observed: 106.16 ft at 10:45AM Oct 19, 2019Observed: 106.15 ft at 11:00AM Oct 19, 2019Observed: 106.12 ft at 11:15AM Oct 19, 2019Observed: 106.11 ft at 11:30AM Oct 19, 2019Observed: 106.09 ft at 11:45AM Oct 19, 2019Observed: 106.07 ft at 12:00PM Oct 19, 2019Observed: 106.06 ft at 12:15PM Oct 19, 2019Observed: 106.04 ft at 12:30PM Oct 19, 2019Observed: 106.02 ft at 12:45PM Oct 19, 2019Observed: 106 ft at 1:00PM Oct 19, 2019Observed: 105.97 ft at 1:15PM Oct 19, 2019Observed: 105.97 ft at 1:30PM Oct 19, 2019Observed: 105.95 ft at 1:45PM Oct 19, 2019Observed: 105.94 ft at 2:00PM Oct 19, 2019Observed: 105.92 ft at 2:15PM Oct 19, 2019Observed: 105.9 ft at 2:30PM Oct 19, 2019Observed: 105.89 ft at 2:45PM Oct 19, 2019Observed: 105.88 ft at 3:00PM Oct 19, 2019Observed: 105.85 ft at 3:15PM Oct 19, 2019Observed: 105.84 ft at 3:30PM Oct 19, 2019Observed: 105.83 ft at 3:45PM Oct 19, 2019Observed: 105.81 ft at 4:00PM Oct 19, 2019Observed: 105.8 ft at 4:15PM Oct 19, 2019Observed: 105.78 ft at 4:30PM Oct 19, 2019Observed: 105.77 ft at 4:45PM Oct 19, 2019Observed: 105.75 ft at 5:00PM Oct 19, 2019Observed: 105.74 ft at 5:15PM Oct 19, 2019Observed: 105.72 ft at 5:30PM Oct 19, 2019Observed: 105.71 ft at 5:45PM Oct 19, 2019Observed: 105.7 ft at 6:00PM Oct 19, 2019Observed: 105.67 ft at 6:15PM Oct 19, 2019Observed: 105.66 ft at 6:30PM Oct 19, 2019Observed: 105.64 ft at 6:45PM Oct 19, 2019Observed: 105.62 ft at 7:00PM Oct 19, 2019Observed: 105.61 ft at 7:15PM Oct 19, 2019Observed: 105.6 ft at 7:30PM Oct 19, 2019Observed: 105.58 ft at 7:45PM Oct 19, 2019Observed: 105.57 ft at 8:00PM Oct 19, 2019Observed: 105.56 ft at 8:15PM Oct 19, 2019Observed: 105.54 ft at 8:30PM Oct 19, 2019Observed: 105.53 ft at 8:45PM Oct 19, 2019Observed: 105.51 ft at 9:00PM Oct 19, 2019Observed: 105.49 ft at 9:15PM Oct 19, 2019Observed: 105.48 ft at 9:30PM Oct 19, 2019Observed: 105.46 ft at 9:45PM Oct 19, 2019Observed: 105.45 ft at 10:00PM Oct 19, 2019Observed: 105.43 ft at 10:15PM Oct 19, 2019Observed: 105.42 ft at 10:30PM Oct 19, 2019Observed: 105.4 ft at 10:45PM Oct 19, 2019Observed: 105.39 ft at 11:00PM Oct 19, 2019Observed: 105.38 ft at 11:15PM Oct 19, 2019Observed: 105.37 ft at 11:30PM Oct 19, 2019Observed: 105.36 ft at 11:45PM Oct 19, 2019Observed: 105.35 ft at 12:00AM Oct 20, 2019Observed: 105.33 ft at 12:15AM Oct 20, 2019Observed: 105.32 ft at 12:30AM Oct 20, 2019Observed: 105.3 ft at 12:45AM Oct 20, 2019Observed: 105.3 ft at 1:00AM Oct 20, 2019Observed: 105.28 ft at 1:15AM Oct 20, 2019Observed: 105.27 ft at 1:30AM Oct 20, 2019Observed: 105.25 ft at 1:45AM Oct 20, 2019Observed: 105.24 ft at 2:00AM Oct 20, 2019Observed: 105.24 ft at 2:15AM Oct 20, 2019Observed: 105.23 ft at 2:30AM Oct 20, 2019Observed: 105.21 ft at 2:45AM Oct 20, 2019Observed: 105.2 ft at 3:00AM Oct 20, 2019Observed: 105.19 ft at 3:15AM Oct 20, 2019Observed: 105.16 ft at 3:30AM Oct 20, 2019Observed: 105.16 ft at 3:45AM Oct 20, 2019Observed: 105.12 ft at 4:00AM Oct 20, 2019Observed: 105.13 ft at 4:15AM Oct 20, 2019Observed: 105.12 ft at 4:30AM Oct 20, 2019Observed: 105.1 ft at 4:45AM Oct 20, 2019Observed: 105.08 ft at 5:00AM Oct 20, 2019Observed: 105.08 ft at 5:15AM Oct 20, 2019Observed: 105.07 ft at 5:30AM Oct 20, 2019Observed: 105.04 ft at 5:45AM Oct 20, 2019Observed: 105.03 ft at 6:00AM Oct 20, 2019Observed: 105.02 ft at 6:15AM Oct 20, 2019Observed: 105.02 ft at 6:30AM Oct 20, 2019Observed: 104.99 ft at 6:45AM Oct 20, 2019Observed: 104.99 ft at 7:00AM Oct 20, 2019Observed: 104.97 ft at 7:15AM Oct 20, 2019Observed: 104.97 ft at 7:30AM Oct 20, 2019Observed: 104.94 ft at 7:45AM Oct 20, 2019Observed: 104.92 ft at 8:00AM Oct 20, 2019Observed: 104.92 ft at 8:15AM Oct 20, 2019Observed: 104.9 ft at 8:30AM Oct 20, 2019Observed: 104.89 ft at 8:45AM Oct 20, 2019Observed: 104.87 ft at 9:00AM Oct 20, 2019Observed: 104.88 ft at 9:15AM Oct 20, 2019Observed: 104.87 ft at 9:30AM Oct 20, 2019Observed: 104.85 ft at 9:45AM Oct 20, 2019Observed: 104.84 ft at 10:00AM Oct 20, 2019Observed: 104.84 ft at 10:15AM Oct 20, 2019Observed: 104.81 ft at 10:30AM Oct 20, 2019Observed: 104.79 ft at 10:45AM Oct 20, 2019Observed: 104.78 ft at 11:00AM Oct 20, 2019Observed: 104.77 ft at 11:15AM Oct 20, 2019Observed: 104.76 ft at 11:30AM Oct 20, 2019Observed: 104.75 ft at 11:45AM Oct 20, 2019Observed: 104.73 ft at 12:00PM Oct 20, 2019Observed: 104.72 ft at 12:15PM Oct 20, 2019Observed: 104.72 ft at 12:30PM Oct 20, 2019Observed: 104.69 ft at 12:45PM Oct 20, 2019Observed: 104.69 ft at 1:00PM Oct 20, 2019Observed: 104.7 ft at 1:15PM Oct 20, 2019Observed: 104.66 ft at 1:30PM Oct 20, 2019Observed: 104.68 ft at 1:45PM Oct 20, 2019Observed: 104.67 ft at 2:00PM Oct 20, 2019Observed: 104.64 ft at 2:15PM Oct 20, 2019Observed: 104.65 ft at 2:30PM Oct 20, 2019Observed: 104.61 ft at 2:45PM Oct 20, 2019Observed: 104.62 ft at 3:00PM Oct 20, 2019Observed: 104.59 ft at 3:15PM Oct 20, 2019Observed: 104.61 ft at 3:30PM Oct 20, 2019Observed: 104.59 ft at 3:45PM Oct 20, 2019Observed: 104.57 ft at 4:00PM Oct 20, 2019Observed: 104.56 ft at 4:15PM Oct 20, 2019Observed: 104.55 ft at 4:30PM Oct 20, 2019Observed: 104.49 ft at 5:45PM Oct 20, 2019Observed: 104.47 ft at 6:00PM Oct 20, 2019Observed: 104.47 ft at 6:15PM Oct 20, 2019Observed: 104.45 ft at 6:30PM Oct 20, 2019Observed: 104.45 ft at 6:45PM Oct 20, 2019Observed: 104.44 ft at 7:00PM Oct 20, 2019Observed: 104.43 ft at 7:15PM Oct 20, 2019Observed: 104.42 ft at 7:30PM Oct 20, 2019Observed: 104.4 ft at 7:45PM Oct 20, 2019Observed: 104.39 ft at 8:00PM Oct 20, 2019Observed: 104.39 ft at 8:15PM Oct 20, 2019Observed: 104.38 ft at 8:30PM Oct 20, 2019Observed: 104.38 ft at 8:45PM Oct 20, 2019Observed: 104.35 ft at 9:00PM Oct 20, 2019Observed: 104.35 ft at 9:15PM Oct 20, 2019Observed: 104.34 ft at 9:30PM Oct 20, 2019Observed: 104.32 ft at 9:45PM Oct 20, 2019Observed: 104.31 ft at 10:00PM Oct 20, 2019Observed: 104.3 ft at 10:15PM Oct 20, 2019Observed: 104.3 ft at 10:30PM Oct 20, 2019Observed: 104.29 ft at 10:45PM Oct 20, 2019Observed: 104.28 ft at 11:00PM Oct 20, 2019Observed: 104.26 ft at 11:15PM Oct 20, 2019Observed: 104.26 ft at 11:30PM Oct 20, 2019Observed: 104.26 ft at 11:45PM Oct 20, 2019Observed: 104.25 ft at 12:00AM Oct 21, 2019Observed: 104.23 ft at 12:15AM Oct 21, 2019Observed: 104.22 ft at 12:30AM Oct 21, 2019Observed: 104.21 ft at 12:45AM Oct 21, 2019Observed: 104.2 ft at 1:00AM Oct 21, 2019Observed: 104.19 ft at 1:15AM Oct 21, 2019Observed: 104.19 ft at 1:30AM Oct 21, 2019Observed: 104.18 ft at 1:45AM Oct 21, 2019Observed: 104.17 ft at 2:00AM Oct 21, 2019Observed: 104.16 ft at 2:15AM Oct 21, 2019Observed: 104.16 ft at 2:30AM Oct 21, 2019Observed: 104.13 ft at 2:45AM Oct 21, 2019Observed: 104.12 ft at 3:00AM Oct 21, 2019Observed: 104.13 ft at 3:15AM Oct 21, 2019Observed: 104.11 ft at 3:30AM Oct 21, 2019Observed: 104.11 ft at 3:45AM Oct 21, 2019Observed: 104.1 ft at 4:00AM Oct 21, 2019Observed: 104.09 ft at 4:15AM Oct 21, 2019Observed: 104.08 ft at 4:30AM Oct 21, 2019Observed: 104.07 ft at 4:45AM Oct 21, 2019Observed: 104.08 ft at 5:00AM Oct 21, 2019Observed: 104.07 ft at 5:15AM Oct 21, 2019Observed: 104.06 ft at 5:30AM Oct 21, 2019Observed: 104.05 ft at 5:45AM Oct 21, 2019Observed: 104.05 ft at 6:00AM Oct 21, 2019Observed: 104.03 ft at 6:15AM Oct 21, 2019Observed: 104.03 ft at 6:30AM Oct 21, 2019Observed: 104.03 ft at 6:45AM Oct 21, 2019Observed: 104.02 ft at 7:00AM Oct 21, 2019Observed: 104.02 ft at 7:15AM Oct 21, 2019Observed: 104.01 ft at 7:30AM Oct 21, 2019Observed: 104.02 ft at 7:45AM Oct 21, 2019Observed: 104 ft at 8:00AM Oct 21, 2019Observed: 104 ft at 8:15AM Oct 21, 2019Observed: 104 ft at 8:30AM Oct 21, 2019Observed: 104.02 ft at 8:45AM Oct 21, 2019Observed: 103.98 ft at 9:00AM Oct 21, 2019Observed: 103.98 ft at 9:15AM Oct 21, 2019Observed: 103.97 ft at 9:30AM Oct 21, 2019Observed: 103.96 ft at 9:45AM Oct 21, 2019Observed: 103.94 ft at 10:00AM Oct 21, 2019Observed: 103.94 ft at 10:15AM Oct 21, 2019Observed: 103.92 ft at 10:30AM Oct 21, 2019Observed: 103.92 ft at 10:45AM Oct 21, 2019Observed: 103.91 ft at 11:00AM Oct 21, 2019Observed: 103.89 ft at 11:15AM Oct 21, 2019Observed: 103.9 ft at 11:30AM Oct 21, 2019Observed: 103.89 ft at 11:45AM Oct 21, 2019Observed: 103.88 ft at 12:00PM Oct 21, 2019Observed: 103.89 ft at 12:15PM Oct 21, 2019Observed: 103.88 ft at 12:30PM Oct 21, 2019Observed: 103.88 ft at 12:45PM Oct 21, 2019Observed: 103.88 ft at 1:00PM Oct 21, 2019Observed: 103.87 ft at 1:15PM Oct 21, 2019Observed: 103.86 ft at 1:30PM Oct 21, 2019Observed: 103.84 ft at 1:45PM Oct 21, 2019Observed: 103.85 ft at 2:00PM Oct 21, 2019Observed: 103.85 ft at 2:15PM Oct 21, 2019Observed: 103.84 ft at 2:30PM Oct 21, 2019Observed: 103.83 ft at 2:45PM Oct 21, 2019Observed: 103.83 ft at 3:00PM Oct 21, 2019Observed: 103.81 ft at 3:15PM Oct 21, 2019Observed: 103.82 ft at 3:30PM Oct 21, 2019Observed: 103.81 ft at 3:45PM Oct 21, 2019Observed: 103.81 ft at 4:00PM Oct 21, 2019Observed: 103.79 ft at 4:15PM Oct 21, 2019Observed: 103.8 ft at 4:30PM Oct 21, 2019Observed: 103.78 ft at 4:45PM Oct 21, 2019Observed: 103.77 ft at 5:00PM Oct 21, 2019Observed: 103.77 ft at 5:15PM Oct 21, 2019Observed: 103.77 ft at 5:30PM Oct 21, 2019Observed: 103.76 ft at 5:45PM Oct 21, 2019Observed: 103.75 ft at 6:00PM Oct 21, 2019Observed: 103.76 ft at 6:15PM Oct 21, 2019Observed: 103.75 ft at 6:30PM Oct 21, 2019Observed: 103.74 ft at 6:45PM Oct 21, 2019Observed: 103.72 ft at 7:00PM Oct 21, 2019Observed: 103.72 ft at 7:15PM Oct 21, 2019Observed: 103.71 ft at 7:30PM Oct 21, 2019Observed: 103.71 ft at 7:45PM Oct 21, 2019Observed: 103.69 ft at 8:00PM Oct 21, 2019Observed: 103.69 ft at 8:15PM Oct 21, 2019Observed: 103.68 ft at 8:30PM Oct 21, 2019Observed: 103.67 ft at 8:45PM Oct 21, 2019Observed: 103.68 ft at 9:00PM Oct 21, 2019Observed: 103.69 ft at 9:15PM Oct 21, 2019Observed: 103.66 ft at 9:30PM Oct 21, 2019Observed: 103.66 ft at 9:45PM Oct 21, 2019Observed: 103.64 ft at 10:00PM Oct 21, 2019Observed: 103.64 ft at 10:15PM Oct 21, 2019Observed: 103.63 ft at 10:30PM Oct 21, 2019Observed: 103.62 ft at 10:45PM Oct 21, 2019Observed: 103.61 ft at 11:00PM Oct 21, 2019Observed: 103.61 ft at 11:15PM Oct 21, 2019Observed: 103.6 ft at 11:30PM Oct 21, 2019Observed: 103.58 ft at 11:45PM Oct 21, 2019Observed: 103.59 ft at 12:00AM Oct 22, 2019Observed: 103.58 ft at 12:15AM Oct 22, 2019Observed: 103.58 ft at 12:30AM Oct 22, 2019Observed: 103.57 ft at 12:45AM Oct 22, 2019Observed: 103.56 ft at 1:00AM Oct 22, 2019Observed: 103.55 ft at 1:15AM Oct 22, 2019Observed: 103.54 ft at 1:30AM Oct 22, 2019Observed: 103.54 ft at 1:45AM Oct 22, 2019Observed: 103.53 ft at 2:00AM Oct 22, 2019Observed: 103.53 ft at 2:15AM Oct 22, 2019Observed: 103.52 ft at 2:30AM Oct 22, 2019Observed: 103.51 ft at 2:45AM Oct 22, 2019Observed: 103.51 ft at 3:00AM Oct 22, 2019Observed: 103.51 ft at 3:15AM Oct 22, 2019Observed: 103.5 ft at 3:30AM Oct 22, 2019Observed: 103.49 ft at 3:45AM Oct 22, 2019Observed: 103.49 ft at 4:00AM Oct 22, 2019Observed: 103.49 ft at 4:15AM Oct 22, 2019Observed: 103.48 ft at 4:30AM Oct 22, 2019Observed: 103.48 ft at 4:45AM Oct 22, 2019Observed: 103.46 ft at 5:00AM Oct 22, 2019Observed: 103.45 ft at 5:15AM Oct 22, 2019Observed: 103.45 ft at 5:30AM Oct 22, 2019Forecast: 103.8 ft 7:00AM Oct 22, 2019Forecast: 103.8 ft 1:00PM Oct 22, 2019Forecast: 103.8 ft 7:00PM Oct 22, 2019Forecast: 103.9 ft 1:00AM Oct 23, 2019Forecast: 103.9 ft 7:00AM Oct 23, 2019Forecast: 104 ft 1:00PM Oct 23, 2019Forecast: 104.1 ft 7:00PM Oct 23, 2019Forecast: 104.2 ft 1:00AM Oct 24, 2019Forecast: 104.3 ft 7:00AM Oct 24, 2019Forecast: 104.4 ft 1:00PM Oct 24, 2019Highest Forecast: 104.5 ft 7:00PM Oct 24, 2019Highest Forecast: 104.5 ft 1:00AM Oct 25, 2019Highest Forecast: 104.5 ft 7:00AM Oct 25, 2019Highest Forecast: 104.5 ft 1:00PM Oct 25, 2019Highest Forecast: 104.5 ft 7:00PM Oct 25, 2019Highest Forecast: 104.5 ft 1:00AM Oct 26, 2019Forecast: 104.4 ft 7:00AM Oct 26, 2019Forecast: 104.3 ft 1:00PM Oct 26, 2019Forecast: 104.2 ft 7:00PM Oct 26, 2019Forecast: 104.1 ft 1:00AM Oct 27, 2019Forecast: 104 ft 7:00AM Oct 27, 2019Forecast: 103.9 ft 1:00PM Oct 27, 2019Forecast: 103.9 ft 7:00PM Oct 27, 2019Forecast: 103.8 ft 1:00AM Oct 28, 2019Forecast: 103.7 ft 7:00AM Oct 28, 2019Minnesota DNRALVM5(plotting HGIRG) Graph Created (6:03AM Oct 22, 2019)ObservedForecast (issued 10:03AM Oct 21)Latest observed value: 103.45 ft at 5:30 AM CDT 22-Oct-2019. Flood Stage is 106 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Snake River (NW MN) at Alvarado are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - above Warren Upstream Gauge Downstream Gauge Downstream Gauge - at Drayton
Flood Categories (in feet)
Major Flood Stage: 110
Moderate Flood Stage: 108
Flood Stage: 106
Action Stage: 105
Low Stage (in feet): -9999

Historic Crests
(1) 110.88 ft on 04/20/1997
(2) 110.84 ft on 04/20/1979 (P)
(3) 110.34 ft on 03/01/1966 (P)
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 108.54 ft on 04/11/2019 (P)
(2) 104.10 ft on 07/21/2016
(3) 101.57 ft on 05/18/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 93.60 ft on 10/30/1979

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

Zoom Level:14
KML Image
Gauge LocationGauge Map Marker
Disclaimer
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
116 Water level reaches First Avenue.
114.6 Top of the levee elevation at gage...814.84 feet.
114 Water level reaches Highway 1.
113 Highway 220 is underwater. Sandbagging begins on South Road.
112.5 Water levels reaches East Railroad.
112 Water levels reach West Railroad.
111 Flooding begins in unprotected areas of Alvarado.
110 Major Flood Stage...110 feet...flooding between Hwy 1 and railroad grade due to backwater. Inspections of the dike begin.
108 Moderate Flood Stage and overland sheet flooding of local agricultural land.
106 Flood Warning Stage...Minor.Storm sewer flood gates are closed.
105 Forecast Service Stage.
104 Gatewell "B" elevation...804.24 feet.
103 Gatewell "A" elevation...803.24 feet.
93.36 Channel bottom...793.6 feet MSL.
About This Location Collapse

Latitude: 48.195000° N, Longitude: 97.005556° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 106 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 29 700 ft 806 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:

Additional Information Collapse
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Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Eastern North Dakota/Grand Forks Weather Forecast Office
4797 Technology Circle
Grand Forks, ND 58203
(701) 772-0720
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Page last modified: 1-Mar-2019 12:34 AM
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