National Weather Service Advanced Hydrologic Prediction Service

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Weather Forecast Office Salt Lake City, UT

Colorado Basin River Forecast Center

Hydrograph

River at a Glance

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About this graph

Tabular Data (UTC)

Tabular Data (MST)

Datum: Not Available

Metadata

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

NOTE: Forecasts for the Logan River near Logan are issued routinely year-round.

Return to Area Map

Flood Categories (in feet)

Major Flood Stage:	6
Moderate Flood Stage:	5.5
Flood Stage:	5
Action Stage:	5
Low Stage (in feet):	0

Historic Crests
(1) 7.50 ft on 05/24/1907
(2) 6.50 ft on 05/31/1984
(3) 5.80 ft on 05/31/1983
(4) 5.70 ft on 05/31/1986
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 4.40 ft on 06/07/2010
(2) 4.59 ft on 05/25/2009
(3) 4.20 ft on 05/21/2008
(4) 3.70 ft on 05/03/2007
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.00 ft on 01/21/1935

Zoom Level:16

	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

If you notice any errors in the below information, please contact our Webmaster
6	At 2466 cfs, major flooding will heavily damage the birch glen summer home development in logan canyon. Homes at the mouth of logan canyon can also expect major flood damage. Campgrounds near the river in logan canyon will be damaged and unaccessible.
5.5	At 1856 cfs, minor flooding will impact the birch glen summer home development in logan canyon. Additionally, various campgrounds throughout logan canyon will receive flood damage.
5.2	At 1550 cfs, minor flooding will impact the birch glen summer home development in logan canyon. Additionally, various campgrounds throughout logan canyon will receive flood damage.

About This Location

Latitude: 41.743333° N, Longitude: 111.781944° W, Horizontal Datum: NAD83/WGS84

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	5 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	4680 ft	4685 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:

Resources

Hydrologic Resources

Additional Resources

Collaborative Agencies

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
Salt Lake City Weather Forecast Office
2242 West North Temple
Salt Lake City, UT 84116
(801) 524-5133
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Page last modified: 4-Mar-2019 11:28 PM

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