National Weather Service Advanced Hydrologic Prediction Service

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Weather Forecast Office Anchorage, AK

Alaska Pacific River Forecast Center

Flood Advisory

Hydrograph

River at a Glance

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About this graph

Tabular Data (UTC)

Tabular Data (AKDT)

Datum: Not Available

Metadata

NOTE: Gauge readings not available during the winter months.

NOTE: Forecasts are not available for the Glacier Creek at Girdwood. Only observed stages are available for this point.

Return to Area Map

Flood Categories (in feet)

Major Flood Stage:	32
Moderate Flood Stage:	31
Flood Stage:	29.5
Action Stage:	27.5
Low Stage (in feet):	-9999

Historic Crests
(1) 28.96 ft on 09/22/2012 (P)
(2) 28.01 ft on 10/13/2013 (P)
(3) 27.96 ft on 10/02/2010
(4) 27.80 ft on 10/03/2003
(5) 27.78 ft on 09/05/2017 (P)
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 27.78 ft on 09/05/2017 (P)
(2) 27.54 ft on 09/22/2016 (P)
(3) 27.03 ft on 09/29/2015 (P)
(4) 28.01 ft on 10/13/2013 (P)
(5) 26.75 ft on 09/27/2013 (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.

Show FEMA's National Flood Hazard Layers

Zoom Level:13

	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
29	Tahoe Road will start to flood at this level. Houses on the south side of Tahoe Road will have water at thier foundations at a stage of around 30 ft.
27.5	This is the lowest spot on the LHB (south bank) near Tahoe Road.No structures would be threatened at this level.
Photos (1) Wire Weight

About This Location

Latitude: 60.961667° N, Longitude: 149.131389° W, Horizontal Datum: NAD83/WGS84

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	29.5 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	Not Available	Not Available	Older USGS topographic maps, NGVD29 benchmarks
MSL	Not Available	Not Available	Older USGS topographic maps, MSL benchmarks
Other	0 ft	29.5 ft

Additional Information

Long-term Hydrograph

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
Anchorage Weather Forecast Office
6930 Sand Lake Road
Anchorage, AK 99502
(907) 266-5160
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Page last modified: 1-Mar-2019 12:31 AM

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