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Weather Forecast Office Eastern North Dakota/Grand Forks, ND North Central River Forecast Center
Flood Warning Flash Flood Watch
View all valid statements/warnings
Hydrograph River at a Glance Download Weekly Chance of
Exceeding Levels		 Chance of Exceeding Levels
During Entire Period
Pembina River at Walhalla Stage (ft)Flow (kcfs)Highest Observation: 13.36 ft at 5:45AM May 22, 2013Observed: 13.33 ft at 6:00AM May 22, 2013Observed: 13.28 ft at 6:15AM May 22, 2013Observed: 13.22 ft at 6:30AM May 22, 2013Observed: 13.19 ft at 6:45AM May 22, 2013Observed: 13.16 ft at 7:00AM May 22, 2013Observed: 13.16 ft at 7:15AM May 22, 2013Observed: 13.1 ft at 7:30AM May 22, 2013Observed: 13.05 ft at 7:45AM May 22, 2013Observed: 13.03 ft at 8:00AM May 22, 2013Observed: 12.99 ft at 8:15AM May 22, 2013Observed: 12.95 ft at 8:30AM May 22, 2013Observed: 12.91 ft at 8:45AM May 22, 2013Observed: 12.87 ft at 9:00AM May 22, 2013Observed: 12.84 ft at 9:15AM May 22, 2013Observed: 12.82 ft at 9:30AM May 22, 2013Observed: 12.78 ft at 9:45AM May 22, 2013Observed: 12.75 ft at 10:00AM May 22, 2013Observed: 12.72 ft at 10:15AM May 22, 2013Observed: 12.7 ft at 10:30AM May 22, 2013Observed: 12.68 ft at 10:45AM May 22, 2013Observed: 12.65 ft at 11:00AM May 22, 2013Observed: 12.61 ft at 11:15AM May 22, 2013Observed: 12.58 ft at 11:30AM May 22, 2013Observed: 12.56 ft at 11:45AM May 22, 2013Observed: 12.59 ft at 12:00PM May 22, 2013Observed: 12.58 ft at 12:15PM May 22, 2013Observed: 12.52 ft at 12:30PM May 22, 2013Observed: 12.53 ft at 12:45PM May 22, 2013Observed: 12.48 ft at 1:00PM May 22, 2013Observed: 12.46 ft at 1:15PM May 22, 2013Observed: 12.41 ft at 1:30PM May 22, 2013Observed: 12.38 ft at 1:45PM May 22, 2013Observed: 12.36 ft at 2:00PM May 22, 2013Observed: 12.34 ft at 2:15PM May 22, 2013Observed: 12.32 ft at 2:30PM May 22, 2013Observed: 12.3 ft at 2:45PM May 22, 2013Observed: 12.26 ft at 3:00PM May 22, 2013Observed: 12.23 ft at 3:15PM May 22, 2013Observed: 12.19 ft at 3:30PM May 22, 2013Observed: 12.18 ft at 3:45PM May 22, 2013Observed: 12.14 ft at 4:00PM May 22, 2013Observed: 12.14 ft at 4:15PM May 22, 2013Observed: 12.14 ft at 4:30PM May 22, 2013Observed: 12.1 ft at 4:45PM May 22, 2013Observed: 12.08 ft at 5:00PM May 22, 2013Observed: 12.05 ft at 5:15PM May 22, 2013Observed: 12.04 ft at 5:30PM May 22, 2013Observed: 12.03 ft at 5:45PM May 22, 2013Observed: 12.01 ft at 6:00PM May 22, 2013Observed: 11.99 ft at 6:15PM May 22, 2013Observed: 11.97 ft at 6:30PM May 22, 2013Observed: 11.95 ft at 6:45PM May 22, 2013Observed: 11.92 ft at 7:00PM May 22, 2013Observed: 11.91 ft at 7:15PM May 22, 2013Observed: 11.88 ft at 7:30PM May 22, 2013Observed: 11.89 ft at 7:45PM May 22, 2013Observed: 11.85 ft at 8:00PM May 22, 2013Observed: 11.82 ft at 8:15PM May 22, 2013Observed: 11.79 ft at 8:30PM May 22, 2013Observed: 11.77 ft at 8:45PM May 22, 2013Observed: 11.74 ft at 9:00PM May 22, 2013Observed: 11.73 ft at 9:15PM May 22, 2013Observed: 11.73 ft at 9:30PM May 22, 2013Observed: 11.73 ft at 9:45PM May 22, 2013Observed: 11.69 ft at 10:00PM May 22, 2013Observed: 11.66 ft at 10:15PM May 22, 2013Observed: 11.64 ft at 10:30PM May 22, 2013Observed: 11.62 ft at 10:45PM May 22, 2013Observed: 11.6 ft at 11:00PM May 22, 2013Observed: 11.59 ft at 11:15PM May 22, 2013Observed: 11.56 ft at 11:30PM May 22, 2013Observed: 11.55 ft at 11:45PM May 22, 2013Observed: 11.53 ft at 12:00AM May 23, 2013Observed: 11.52 ft at 12:15AM May 23, 2013Observed: 11.49 ft at 12:30AM May 23, 2013Observed: 11.47 ft at 12:45AM May 23, 2013Observed: 11.45 ft at 1:00AM May 23, 2013Observed: 11.44 ft at 1:15AM May 23, 2013Observed: 11.44 ft at 1:30AM May 23, 2013Observed: 11.43 ft at 1:45AM May 23, 2013Observed: 11.39 ft at 2:00AM May 23, 2013Observed: 11.38 ft at 2:15AM May 23, 2013Observed: 11.36 ft at 2:30AM May 23, 2013Observed: 11.34 ft at 2:45AM May 23, 2013Observed: 11.33 ft at 3:00AM May 23, 2013Observed: 11.32 ft at 3:15AM May 23, 2013Observed: 11.31 ft at 3:30AM May 23, 2013Observed: 11.28 ft at 3:45AM May 23, 2013Observed: 11.26 ft at 4:00AM May 23, 2013Observed: 11.26 ft at 4:15AM May 23, 2013Observed: 11.23 ft at 4:30AM May 23, 2013Observed: 11.22 ft at 4:45AM May 23, 2013Observed: 11.19 ft at 5:00AM May 23, 2013Observed: 11.2 ft at 5:15AM May 23, 2013Observed: 11.17 ft at 5:30AM May 23, 2013Observed: 11.15 ft at 5:45AM May 23, 2013Observed: 11.14 ft at 6:00AM May 23, 2013Observed: 11.11 ft at 6:15AM May 23, 2013Observed: 11.11 ft at 6:30AM May 23, 2013Observed: 11.09 ft at 6:45AM May 23, 2013Observed: 11.09 ft at 7:00AM May 23, 2013Observed: 11.07 ft at 7:15AM May 23, 2013Observed: 11.05 ft at 7:30AM May 23, 2013Observed: 11.05 ft at 7:45AM May 23, 2013Observed: 11.02 ft at 8:00AM May 23, 2013Observed: 11.01 ft at 8:15AM May 23, 2013Observed: 11 ft at 8:30AM May 23, 2013Observed: 10.97 ft at 8:45AM May 23, 2013Observed: 10.98 ft at 9:00AM May 23, 2013Observed: 10.96 ft at 9:15AM May 23, 2013Observed: 10.93 ft at 9:30AM May 23, 2013Observed: 10.93 ft at 9:45AM May 23, 2013Observed: 10.9 ft at 10:00AM May 23, 2013Observed: 10.89 ft at 10:15AM May 23, 2013Observed: 10.87 ft at 10:30AM May 23, 2013Observed: 10.85 ft at 10:45AM May 23, 2013Observed: 10.85 ft at 11:00AM May 23, 2013Observed: 10.84 ft at 11:15AM May 23, 2013Observed: 10.81 ft at 11:30AM May 23, 2013Observed: 10.81 ft at 11:45AM May 23, 2013Observed: 10.78 ft at 12:00PM May 23, 2013Observed: 10.76 ft at 12:15PM May 23, 2013Observed: 10.75 ft at 12:30PM May 23, 2013Observed: 10.75 ft at 12:45PM May 23, 2013Observed: 10.73 ft at 1:00PM May 23, 2013Observed: 10.71 ft at 1:15PM May 23, 2013Observed: 10.7 ft at 1:30PM May 23, 2013Observed: 10.69 ft at 1:45PM May 23, 2013Observed: 10.69 ft at 2:00PM May 23, 2013Observed: 10.65 ft at 2:15PM May 23, 2013Observed: 10.63 ft at 2:30PM May 23, 2013Observed: 10.63 ft at 2:45PM May 23, 2013Observed: 10.62 ft at 3:00PM May 23, 2013Observed: 10.6 ft at 3:15PM May 23, 2013Observed: 10.57 ft at 3:30PM May 23, 2013Observed: 10.56 ft at 3:45PM May 23, 2013Observed: 10.55 ft at 4:00PM May 23, 2013Observed: 10.53 ft at 4:15PM May 23, 2013Observed: 10.52 ft at 4:30PM May 23, 2013Observed: 10.5 ft at 4:45PM May 23, 2013Observed: 10.49 ft at 5:00PM May 23, 2013Observed: 10.48 ft at 5:15PM May 23, 2013Observed: 10.46 ft at 5:30PM May 23, 2013Observed: 10.46 ft at 5:45PM May 23, 2013Observed: 10.45 ft at 6:00PM May 23, 2013Observed: 10.43 ft at 6:15PM May 23, 2013Observed: 10.41 ft at 6:30PM May 23, 2013Observed: 10.39 ft at 6:45PM May 23, 2013Observed: 10.4 ft at 7:00PM May 23, 2013Observed: 10.36 ft at 7:15PM May 23, 2013Observed: 10.35 ft at 7:30PM May 23, 2013Observed: 10.34 ft at 7:45PM May 23, 2013Observed: 10.31 ft at 8:00PM May 23, 2013Observed: 10.3 ft at 8:15PM May 23, 2013Observed: 10.28 ft at 8:30PM May 23, 2013Observed: 10.27 ft at 8:45PM May 23, 2013Observed: 10.26 ft at 9:00PM May 23, 2013Observed: 10.25 ft at 9:15PM May 23, 2013Observed: 10.23 ft at 9:30PM May 23, 2013Observed: 10.22 ft at 9:45PM May 23, 2013Observed: 10.19 ft at 10:00PM May 23, 2013Observed: 10.2 ft at 10:15PM May 23, 2013Observed: 10.18 ft at 10:30PM May 23, 2013Observed: 10.15 ft at 10:45PM May 23, 2013Observed: 10.14 ft at 11:00PM May 23, 2013Observed: 10.13 ft at 11:15PM May 23, 2013Observed: 10.13 ft at 11:30PM May 23, 2013Observed: 10.11 ft at 11:45PM May 23, 2013Observed: 10.09 ft at 12:00AM May 24, 2013Observed: 10.08 ft at 12:15AM May 24, 2013Observed: 10.06 ft at 12:30AM May 24, 2013Observed: 10.04 ft at 12:45AM May 24, 2013Observed: 10.05 ft at 1:00AM May 24, 2013Observed: 10.03 ft at 1:15AM May 24, 2013Observed: 10 ft at 1:30AM May 24, 2013Observed: 9.98 ft at 1:45AM May 24, 2013Observed: 9.98 ft at 2:00AM May 24, 2013Observed: 9.95 ft at 2:15AM May 24, 2013Observed: 9.96 ft at 2:30AM May 24, 2013Observed: 9.95 ft at 2:45AM May 24, 2013Observed: 9.94 ft at 3:00AM May 24, 2013Observed: 9.93 ft at 3:15AM May 24, 2013Observed: 9.91 ft at 3:30AM May 24, 2013Observed: 9.89 ft at 3:45AM May 24, 2013Observed: 9.87 ft at 4:00AM May 24, 2013Observed: 9.85 ft at 4:15AM May 24, 2013Observed: 9.85 ft at 4:30AM May 24, 2013Observed: 9.82 ft at 4:45AM May 24, 2013Observed: 9.8 ft at 5:00AM May 24, 2013Observed: 9.78 ft at 5:15AM May 24, 2013Observed: 9.76 ft at 5:30AM May 24, 2013Observed: 9.73 ft at 5:45AM May 24, 2013Observed: 9.7 ft at 6:00AM May 24, 2013Observed: 9.68 ft at 6:15AM May 24, 2013Observed: 9.66 ft at 6:30AM May 24, 2013Observed: 9.65 ft at 6:45AM May 24, 2013Observed: 9.63 ft at 7:00AM May 24, 2013Observed: 9.64 ft at 7:15AM May 24, 2013Observed: 9.61 ft at 7:30AM May 24, 2013Observed: 9.59 ft at 7:45AM May 24, 2013Observed: 9.58 ft at 8:00AM May 24, 2013Observed: 9.56 ft at 8:15AM May 24, 2013Observed: 9.55 ft at 8:30AM May 24, 2013Observed: 9.54 ft at 8:45AM May 24, 2013Observed: 9.53 ft at 9:00AM May 24, 2013Observed: 9.52 ft at 9:15AM May 24, 2013Observed: 9.49 ft at 9:30AM May 24, 2013Observed: 9.47 ft at 9:45AM May 24, 2013Observed: 9.44 ft at 10:00AM May 24, 2013Observed: 9.44 ft at 10:15AM May 24, 2013Observed: 9.44 ft at 10:30AM May 24, 2013Observed: 9.41 ft at 10:45AM May 24, 2013Observed: 9.42 ft at 11:00AM May 24, 2013Observed: 9.39 ft at 11:15AM May 24, 2013Observed: 9.37 ft at 11:30AM May 24, 2013Observed: 9.35 ft at 11:45AM May 24, 2013Observed: 9.33 ft at 12:00PM May 24, 2013Observed: 9.32 ft at 12:15PM May 24, 2013Observed: 9.3 ft at 12:30PM May 24, 2013Observed: 9.3 ft at 12:45PM May 24, 2013Observed: 9.27 ft at 1:00PM May 24, 2013Observed: 9.26 ft at 1:15PM May 24, 2013Observed: 9.25 ft at 1:30PM May 24, 2013Observed: 9.25 ft at 1:45PM May 24, 2013Observed: 9.24 ft at 2:00PM May 24, 2013Observed: 9.22 ft at 2:15PM May 24, 2013Observed: 9.22 ft at 2:30PM May 24, 2013Observed: 9.22 ft at 2:45PM May 24, 2013Observed: 9.22 ft at 3:00PM May 24, 2013Observed: 9.2 ft at 3:15PM May 24, 2013Observed: 9.2 ft at 3:30PM May 24, 2013Observed: 9.17 ft at 3:45PM May 24, 2013Observed: 9.16 ft at 4:00PM May 24, 2013Observed: 9.15 ft at 4:15PM May 24, 2013Observed: 9.13 ft at 4:30PM May 24, 2013Observed: 9.1 ft at 4:45PM May 24, 2013Observed: 9.09 ft at 5:00PM May 24, 2013Observed: 9.08 ft at 5:15PM May 24, 2013Observed: 9.05 ft at 5:30PM May 24, 2013Observed: 9.03 ft at 5:45PM May 24, 2013Observed: 9.03 ft at 6:00PM May 24, 2013Observed: 8.99 ft at 6:15PM May 24, 2013Observed: 9 ft at 6:30PM May 24, 2013Observed: 9.01 ft at 6:45PM May 24, 2013Observed: 9 ft at 7:00PM May 24, 2013Observed: 9 ft at 7:15PM May 24, 2013Observed: 9 ft at 7:30PM May 24, 2013Observed: 9 ft at 7:45PM May 24, 2013Observed: 8.99 ft at 8:00PM May 24, 2013Observed: 8.98 ft at 8:15PM May 24, 2013Observed: 8.98 ft at 8:30PM May 24, 2013Observed: 8.98 ft at 8:45PM May 24, 2013Observed: 8.96 ft at 9:00PM May 24, 2013Observed: 8.96 ft at 9:15PM May 24, 2013Observed: 8.95 ft at 9:30PM May 24, 2013Observed: 8.94 ft at 9:45PM May 24, 2013Observed: 8.92 ft at 10:00PM May 24, 2013Observed: 8.9 ft at 10:15PM May 24, 2013Observed: 8.88 ft at 10:30PM May 24, 2013Observed: 8.88 ft at 10:45PM May 24, 2013Observed: 8.86 ft at 11:00PM May 24, 2013Observed: 8.86 ft at 11:15PM May 24, 2013Observed: 8.85 ft at 11:30PM May 24, 2013Observed: 8.86 ft at 11:45PM May 24, 2013Observed: 8.86 ft at 12:00AM May 25, 2013Observed: 8.87 ft at 12:15AM May 25, 2013Observed: 8.84 ft at 12:30AM May 25, 2013Observed: 8.83 ft at 12:45AM May 25, 2013Observed: 8.82 ft at 1:00AM May 25, 2013Observed: 8.81 ft at 1:15AM May 25, 2013Observed: 8.82 ft at 1:30AM May 25, 2013Observed: 8.82 ft at 1:45AM May 25, 2013Observed: 8.8 ft at 2:00AM May 25, 2013Observed: 8.81 ft at 2:15AM May 25, 2013Observed: 8.77 ft at 2:30AM May 25, 2013Observed: 8.75 ft at 2:45AM May 25, 2013Observed: 8.75 ft at 3:00AM May 25, 2013Observed: 8.72 ft at 3:15AM May 25, 2013Observed: 8.73 ft at 3:30AM May 25, 2013Observed: 8.74 ft at 3:45AM May 25, 2013Observed: 8.74 ft at 4:00AM May 25, 2013Observed: 8.73 ft at 4:15AM May 25, 2013Observed: 8.73 ft at 4:30AM May 25, 2013Observed: 8.73 ft at 4:45AM May 25, 2013Observed: 8.72 ft at 5:00AM May 25, 2013Observed: 8.71 ft at 5:15AM May 25, 2013Highest Forecast: 8.61 ft 7:00AM May 25, 2013Forecast: 8.54 ft 1:00PM May 25, 2013Forecast: 8.46 ft 7:00PM May 25, 2013Forecast: 8.44 ft 1:00AM May 26, 2013Forecast: 8.43 ft 7:00AM May 26, 2013Forecast: 8.4 ft 1:00PM May 26, 2013Forecast: 8.4 ft 7:00PM May 26, 2013Forecast: 8.4 ft 1:00AM May 27, 2013Forecast: 8.3 ft 7:00AM May 27, 2013Forecast: 8.3 ft 1:00PM May 27, 2013Forecast: 8.3 ft 7:00PM May 27, 2013Forecast: 8.2 ft 1:00AM May 28, 2013Forecast: 8.2 ft 7:00AM May 28, 2013Forecast: 8.2 ft 1:00PM May 28, 2013Forecast: 8.2 ft 7:00PM May 28, 2013Forecast: 8.1 ft 1:00AM May 29, 2013Forecast: 8.1 ft 7:00AM May 29, 2013Forecast: 8.1 ft 1:00PM May 29, 2013Forecast: 8.1 ft 7:00PM May 29, 2013Forecast: 8 ft 1:00AM May 30, 2013Forecast: 8 ft 7:00AM May 30, 2013Forecast: 8 ft 1:00PM May 30, 2013Forecast: 8 ft 7:00PM May 30, 2013Forecast: 8 ft 1:00AM May 31, 2013Forecast: 7.9 ft 7:00AM May 31, 2013Forecast: 7.9 ft 1:00PM May 31, 2013Forecast: 7.9 ft 7:00PM May 31, 2013USGS--Water Resources of the United StatesWLHN8(plotting HGIR2) Graph Created (5:43AM May 25, 2013)ObservedForecast (issued 8:55PM May 24)Latest observed value: 8.71 ft at 5:15 AM CDT 25-May-2013. Flood Stage is 11 ft
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About this graph
Tabular Data
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Pembina River at Walhalla are issued as needed during times of high water, but are not routinely available.
Return to Area Map
Upstream Gauge - near Windygates Upstream Gauge Downstream Gauge Downstream Gauge - at Neche
Flood Categories (in feet)
Major Flood Stage:18
Moderate Flood Stage:16
Flood Stage:11
Action Stage:9

Historical Crests
(1) 19.20 ft on 04/18/1950
(2) 16.63 ft on 04/19/2009
(3) 16.55 ft on 04/18/2011
Show More Historical Crests

Low Water Records
Legend
Gauge Location
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
18 Major Flood Stage. North Dakota Highway 32...South of Wahalla becomes impassable.
16 Moderate Flood Stage. Minor Damage in City Park.
14.5 Flooding occurs along the left bank.
11 Minor Flood Stage.
9 Forecast Service Stage.
8.5 Bankfull Stage.Flooding occurs along the right bank.
About This Location Collapse

Latitude: 48.913611° N, Longitude: 97.916944° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 11 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 29 934 ft 945 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Other Data Sources:
Additional Information Collapse
How low could the river get?
Resources Collapse
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: 13-Mar-2013 6:33 PM 		Disclaimer
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