Skip Navigation Link  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left
Bookmark and Share Navigation Bar End Cap


Web Portal Changes:

  • AHPS - Scheduled operations ends on Tuesday, May 28th, 2024
  • Please see it NOW!  The pages will automatically redirect to until May 28, 2025.
  • To go to a specific gauge location  - use - where NWSLI is the five character ID of your favorite location.
  • Other Important URL changes - Service Change Notice 24-29 

Please visit for more information.

Hydrograph River at a Glance Download
Tanana River at Manley Hot Springs Stage (ft)Flow (kcfs)Observed: 4.65 ft at 7:00AM May 21, 2024Observed: 4.66 ft at 7:00AM May 22, 2024Observed: 4.67 ft at 7:00AM May 23, 2024Observed: 4.7 ft at 7:00AM May 24, 2024Observed: 4.67 ft at 7:00AM May 25, 2024Observed: 4.69 ft at 7:00AM May 26, 2024Highest Observation: 4.71 ft at 7:00AM May 27, 2024Forecast: 4.9 ft 10:00PM May 27, 2024Forecast: 4.92 ft 4:00AM May 28, 2024Forecast: 4.96 ft 10:00AM May 28, 2024Forecast: 5.06 ft 4:00PM May 28, 2024Forecast: 5.07 ft 10:00PM May 28, 2024Forecast: 5.14 ft 4:00AM May 29, 2024Forecast: 5.14 ft 10:00AM May 29, 2024Forecast: 5.19 ft 4:00PM May 29, 2024Forecast: 5.25 ft 10:00PM May 29, 2024Forecast: 5.28 ft 4:00AM May 30, 2024Forecast: 5.24 ft 10:00AM May 30, 2024Highest Forecast: 5.32 ft 4:00PM May 30, 2024Forecast: 5.31 ft 10:00PM May 30, 2024MHSA2(plotting HGIRZ) Graph Created (4:47PM May 27, 2024)ObservedForecast (issued 4:10PM May 27)Latest observed value: 4.71 ft at 7:00 AM AKDT 27-May-2024. Flood Stage is 13.5 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (AKDT)
XML Data
RSS Files
Datum: Not Available
NOTE: Stage measured manually and reported by river observer. No automated gauge on-site.

NOTE: Forecasts for the Tanana River at Manley Hot Springs are issued routinely during the warm season, and as needed at other times of the year.

Return to Area Map
Upstream Gauge - at Nenana Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 13.5
Action Stage: 12
Low Stage (in feet): -9999

Historic Crests
(1) 19.50 ft on 05/08/2022 (P)
(2) 16.02 ft on 05/29/2012
(3) 12.40 ft on 05/23/2013
(4) 11.62 ft on 08/16/1997
(5) 11.48 ft on 07/31/2003
(6) 11.30 ft on 08/03/2001
(7) 11.22 ft on 08/05/2008
(8) 10.52 ft on 05/08/2011
(9) 10.47 ft on 08/17/2000
(10) 10.00 ft on 08/10/2007
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 19.50 ft on 05/08/2022 (P)
(2) 12.40 ft on 05/23/2013
(3) 16.02 ft on 05/29/2012
(4) 10.52 ft on 05/08/2011
(5) 8.98 ft on 07/26/2010
(6) 8.40 ft on 07/18/2009
(7) 11.22 ft on 08/05/2008
(8) 10.00 ft on 08/10/2007
(9) 9.05 ft on 07/17/2006
(10) 9.81 ft on 07/11/2005
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
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.
About This Location Collapse

Latitude: 65.001389° N, Longitude: 150.625000° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 13.5 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(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 250 ft 263.5 ft  
Additional Information Collapse
Long-term Hydrograph
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
Fairbanks Weather Forecast Office
UAF-IARC Bldg. P.O. Box 757345
Fairbanks, AK 99775-7345
(907) 458-3700
Ask Questions/Webmaster
Page last modified: 30-Oct-2020 4:06 PM
Privacy Policy
About Us
Career Opportunities