Skip Navigation Link weather.gov  
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 Home News Organization
Bookmark and Share Navigation Bar End Cap

  

National Conditions
    Rivers
    Satellite
    Climate
    Observed Precip

Local Conditions
    Warnings
    Weather Forecast
    Radar

AHPS Documentation
    User Guide
    User Brochure

What is AHPS?
    Facts
    Our Partners

Feedback/Questions
    Provide Feedback
    Ask Questions

When flooded turn around don't drown
FloodSmart
USA.gov Official Web Portal
 

Web Portal Changes:

Please visit https://www.weather.gov/owp/operations for more information.



Hydrograph River at a Glance Download
Prospect Creek at Thompson Falls Stage (ft)Flow (cfs)Observed: 2.22 ft at 11:45PM Apr 12, 2024Observed: 2.21 ft at 12:00AM Apr 13, 2024Observed: 2.22 ft at 12:15AM Apr 13, 2024Observed: 2.22 ft at 12:30AM Apr 13, 2024Observed: 2.22 ft at 12:45AM Apr 13, 2024Observed: 2.23 ft at 1:00AM Apr 13, 2024Observed: 2.24 ft at 1:15AM Apr 13, 2024Observed: 2.22 ft at 1:30AM Apr 13, 2024Observed: 2.22 ft at 1:45AM Apr 13, 2024Observed: 2.22 ft at 2:00AM Apr 13, 2024Observed: 2.23 ft at 2:15AM Apr 13, 2024Observed: 2.23 ft at 2:30AM Apr 13, 2024Observed: 2.22 ft at 2:45AM Apr 13, 2024Observed: 2.23 ft at 3:00AM Apr 13, 2024Observed: 2.23 ft at 3:15AM Apr 13, 2024Observed: 2.23 ft at 3:30AM Apr 13, 2024Observed: 2.25 ft at 3:45AM Apr 13, 2024Observed: 2.23 ft at 4:00AM Apr 13, 2024Observed: 2.25 ft at 4:15AM Apr 13, 2024Observed: 2.25 ft at 4:30AM Apr 13, 2024Observed: 2.24 ft at 4:45AM Apr 13, 2024Observed: 2.24 ft at 5:00AM Apr 13, 2024Observed: 2.24 ft at 5:15AM Apr 13, 2024Observed: 2.24 ft at 5:30AM Apr 13, 2024Observed: 2.23 ft at 5:45AM Apr 13, 2024Observed: 2.24 ft at 6:00AM Apr 13, 2024Observed: 2.25 ft at 6:15AM Apr 13, 2024Observed: 2.25 ft at 6:30AM Apr 13, 2024Observed: 2.25 ft at 6:45AM Apr 13, 2024Observed: 2.26 ft at 7:00AM Apr 13, 2024Observed: 2.24 ft at 7:15AM Apr 13, 2024Observed: 2.23 ft at 7:30AM Apr 13, 2024Observed: 2.26 ft at 7:45AM Apr 13, 2024Observed: 2.25 ft at 8:00AM Apr 13, 2024Observed: 2.26 ft at 8:15AM Apr 13, 2024Observed: 2.24 ft at 8:30AM Apr 13, 2024Observed: 2.26 ft at 8:45AM Apr 13, 2024Observed: 2.25 ft at 9:00AM Apr 13, 2024Observed: 2.25 ft at 9:15AM Apr 13, 2024Observed: 2.26 ft at 9:30AM Apr 13, 2024Observed: 2.25 ft at 9:45AM Apr 13, 2024Observed: 2.24 ft at 10:00AM Apr 13, 2024Observed: 2.24 ft at 10:15AM Apr 13, 2024Observed: 2.26 ft at 10:30AM Apr 13, 2024Observed: 2.26 ft at 10:45AM Apr 13, 2024Observed: 2.26 ft at 11:00AM Apr 13, 2024Observed: 2.25 ft at 11:15AM Apr 13, 2024Observed: 2.26 ft at 11:30AM Apr 13, 2024Observed: 2.26 ft at 11:45AM Apr 13, 2024Observed: 2.26 ft at 12:00PM Apr 13, 2024Observed: 2.27 ft at 12:15PM Apr 13, 2024Observed: 2.27 ft at 12:30PM Apr 13, 2024Observed: 2.28 ft at 12:45PM Apr 13, 2024Observed: 2.28 ft at 1:00PM Apr 13, 2024Observed: 2.29 ft at 1:15PM Apr 13, 2024Observed: 2.26 ft at 1:30PM Apr 13, 2024Observed: 2.27 ft at 1:45PM Apr 13, 2024Observed: 2.27 ft at 2:00PM Apr 13, 2024Observed: 2.28 ft at 2:15PM Apr 13, 2024Observed: 2.29 ft at 2:30PM Apr 13, 2024Observed: 2.29 ft at 2:45PM Apr 13, 2024Observed: 2.28 ft at 3:00PM Apr 13, 2024Observed: 2.27 ft at 3:15PM Apr 13, 2024Observed: 2.28 ft at 3:30PM Apr 13, 2024Observed: 2.28 ft at 3:45PM Apr 13, 2024Observed: 2.28 ft at 4:00PM Apr 13, 2024Observed: 2.3 ft at 4:15PM Apr 13, 2024Observed: 2.29 ft at 4:30PM Apr 13, 2024Observed: 2.3 ft at 4:45PM Apr 13, 2024Observed: 2.27 ft at 5:00PM Apr 13, 2024Observed: 2.28 ft at 5:15PM Apr 13, 2024Observed: 2.27 ft at 5:30PM Apr 13, 2024Observed: 2.28 ft at 5:45PM Apr 13, 2024Observed: 2.29 ft at 6:00PM Apr 13, 2024Observed: 2.28 ft at 6:15PM Apr 13, 2024Observed: 2.29 ft at 6:30PM Apr 13, 2024Observed: 2.28 ft at 6:45PM Apr 13, 2024Observed: 2.29 ft at 7:00PM Apr 13, 2024Observed: 2.3 ft at 7:15PM Apr 13, 2024Observed: 2.3 ft at 7:30PM Apr 13, 2024Observed: 2.29 ft at 7:45PM Apr 13, 2024Observed: 2.29 ft at 8:00PM Apr 13, 2024Observed: 2.29 ft at 8:15PM Apr 13, 2024Observed: 2.28 ft at 8:30PM Apr 13, 2024Observed: 2.3 ft at 8:45PM Apr 13, 2024Observed: 2.29 ft at 9:00PM Apr 13, 2024Observed: 2.3 ft at 9:15PM Apr 13, 2024Observed: 2.3 ft at 9:30PM Apr 13, 2024Observed: 2.31 ft at 9:45PM Apr 13, 2024Observed: 2.3 ft at 10:00PM Apr 13, 2024Observed: 2.31 ft at 10:15PM Apr 13, 2024Observed: 2.31 ft at 10:30PM Apr 13, 2024Observed: 2.31 ft at 10:45PM Apr 13, 2024Observed: 2.31 ft at 11:00PM Apr 13, 2024Observed: 2.32 ft at 11:15PM Apr 13, 2024Observed: 2.35 ft at 11:30PM Apr 13, 2024Observed: 2.34 ft at 11:45PM Apr 13, 2024Observed: 2.34 ft at 12:00AM Apr 14, 2024Observed: 2.34 ft at 12:15AM Apr 14, 2024Observed: 2.35 ft at 12:30AM Apr 14, 2024Observed: 2.34 ft at 12:45AM Apr 14, 2024Observed: 2.34 ft at 1:00AM Apr 14, 2024Observed: 2.34 ft at 1:15AM Apr 14, 2024Observed: 2.35 ft at 1:30AM Apr 14, 2024Observed: 2.37 ft at 1:45AM Apr 14, 2024Observed: 2.35 ft at 2:00AM Apr 14, 2024Observed: 2.36 ft at 2:15AM Apr 14, 2024Observed: 2.38 ft at 2:30AM Apr 14, 2024Observed: 2.38 ft at 2:45AM Apr 14, 2024Observed: 2.38 ft at 3:00AM Apr 14, 2024Observed: 2.39 ft at 3:15AM Apr 14, 2024Observed: 2.38 ft at 3:30AM Apr 14, 2024Observed: 2.39 ft at 3:45AM Apr 14, 2024Observed: 2.39 ft at 4:00AM Apr 14, 2024Observed: 2.38 ft at 4:15AM Apr 14, 2024Observed: 2.41 ft at 4:30AM Apr 14, 2024Observed: 2.39 ft at 4:45AM Apr 14, 2024Observed: 2.4 ft at 5:00AM Apr 14, 2024Observed: 2.4 ft at 5:15AM Apr 14, 2024Observed: 2.4 ft at 5:30AM Apr 14, 2024Observed: 2.41 ft at 5:45AM Apr 14, 2024Observed: 2.43 ft at 6:00AM Apr 14, 2024Observed: 2.41 ft at 6:15AM Apr 14, 2024Observed: 2.43 ft at 6:30AM Apr 14, 2024Observed: 2.42 ft at 6:45AM Apr 14, 2024Observed: 2.42 ft at 7:00AM Apr 14, 2024Observed: 2.43 ft at 7:15AM Apr 14, 2024Observed: 2.44 ft at 7:30AM Apr 14, 2024Observed: 2.45 ft at 7:45AM Apr 14, 2024Observed: 2.44 ft at 8:00AM Apr 14, 2024Observed: 2.46 ft at 8:15AM Apr 14, 2024Observed: 2.46 ft at 8:30AM Apr 14, 2024Observed: 2.47 ft at 8:45AM Apr 14, 2024Observed: 2.46 ft at 9:00AM Apr 14, 2024Observed: 2.47 ft at 9:15AM Apr 14, 2024Observed: 2.45 ft at 9:30AM Apr 14, 2024Observed: 2.48 ft at 9:45AM Apr 14, 2024Observed: 2.48 ft at 10:00AM Apr 14, 2024Observed: 2.49 ft at 10:15AM Apr 14, 2024Observed: 2.48 ft at 10:30AM Apr 14, 2024Observed: 2.49 ft at 10:45AM Apr 14, 2024Observed: 2.51 ft at 11:00AM Apr 14, 2024Observed: 2.5 ft at 11:15AM Apr 14, 2024Observed: 2.5 ft at 11:30AM Apr 14, 2024Observed: 2.48 ft at 11:45AM Apr 14, 2024Observed: 2.52 ft at 12:00PM Apr 14, 2024Observed: 2.51 ft at 12:15PM Apr 14, 2024Observed: 2.52 ft at 12:30PM Apr 14, 2024Observed: 2.52 ft at 12:45PM Apr 14, 2024Observed: 2.54 ft at 1:00PM Apr 14, 2024Observed: 2.52 ft at 1:15PM Apr 14, 2024Observed: 2.53 ft at 1:30PM Apr 14, 2024Observed: 2.54 ft at 1:45PM Apr 14, 2024Observed: 2.54 ft at 2:00PM Apr 14, 2024Observed: 2.54 ft at 2:15PM Apr 14, 2024Observed: 2.55 ft at 2:30PM Apr 14, 2024Observed: 2.53 ft at 2:45PM Apr 14, 2024Observed: 2.56 ft at 3:00PM Apr 14, 2024Observed: 2.54 ft at 3:15PM Apr 14, 2024Observed: 2.57 ft at 3:30PM Apr 14, 2024Observed: 2.56 ft at 3:45PM Apr 14, 2024Observed: 2.56 ft at 4:00PM Apr 14, 2024Observed: 2.57 ft at 4:15PM Apr 14, 2024Observed: 2.58 ft at 4:30PM Apr 14, 2024Observed: 2.58 ft at 4:45PM Apr 14, 2024Observed: 2.58 ft at 5:00PM Apr 14, 2024Observed: 2.58 ft at 5:15PM Apr 14, 2024Observed: 2.6 ft at 5:30PM Apr 14, 2024Observed: 2.6 ft at 5:45PM Apr 14, 2024Observed: 2.59 ft at 6:00PM Apr 14, 2024Observed: 2.58 ft at 6:15PM Apr 14, 2024Observed: 2.59 ft at 6:30PM Apr 14, 2024Observed: 2.59 ft at 6:45PM Apr 14, 2024Observed: 2.61 ft at 7:00PM Apr 14, 2024Observed: 2.58 ft at 7:15PM Apr 14, 2024Observed: 2.6 ft at 7:30PM Apr 14, 2024Observed: 2.63 ft at 7:45PM Apr 14, 2024Observed: 2.6 ft at 8:00PM Apr 14, 2024Observed: 2.61 ft at 8:15PM Apr 14, 2024Observed: 2.61 ft at 8:30PM Apr 14, 2024Observed: 2.63 ft at 8:45PM Apr 14, 2024Observed: 2.63 ft at 9:00PM Apr 14, 2024Observed: 2.63 ft at 9:15PM Apr 14, 2024Observed: 2.63 ft at 9:30PM Apr 14, 2024Observed: 2.64 ft at 9:45PM Apr 14, 2024Observed: 2.65 ft at 10:00PM Apr 14, 2024Observed: 2.65 ft at 10:15PM Apr 14, 2024Observed: 2.68 ft at 12:30AM Apr 15, 2024Observed: 2.69 ft at 12:45AM Apr 15, 2024Observed: 2.69 ft at 1:00AM Apr 15, 2024Observed: 2.68 ft at 1:15AM Apr 15, 2024Observed: 2.69 ft at 1:30AM Apr 15, 2024Observed: 2.69 ft at 1:45AM Apr 15, 2024Observed: 2.72 ft at 2:00AM Apr 15, 2024Observed: 2.72 ft at 2:15AM Apr 15, 2024Observed: 2.72 ft at 2:30AM Apr 15, 2024Observed: 2.73 ft at 2:45AM Apr 15, 2024Observed: 2.73 ft at 3:00AM Apr 15, 2024Observed: 2.75 ft at 3:15AM Apr 15, 2024Observed: 2.73 ft at 3:30AM Apr 15, 2024Observed: 2.76 ft at 3:45AM Apr 15, 2024Observed: 2.75 ft at 4:00AM Apr 15, 2024Observed: 2.76 ft at 4:15AM Apr 15, 2024Observed: 2.77 ft at 4:30AM Apr 15, 2024Observed: 2.75 ft at 4:45AM Apr 15, 2024Observed: 2.77 ft at 5:00AM Apr 15, 2024Observed: 2.77 ft at 5:15AM Apr 15, 2024Observed: 2.79 ft at 5:30AM Apr 15, 2024Observed: 2.77 ft at 5:45AM Apr 15, 2024Observed: 2.78 ft at 6:00AM Apr 15, 2024Observed: 2.78 ft at 6:15AM Apr 15, 2024Observed: 2.82 ft at 7:30AM Apr 15, 2024Observed: 2.82 ft at 7:45AM Apr 15, 2024Observed: 2.83 ft at 8:00AM Apr 15, 2024Observed: 2.84 ft at 8:15AM Apr 15, 2024Observed: 2.83 ft at 8:30AM Apr 15, 2024Observed: 2.84 ft at 8:45AM Apr 15, 2024Observed: 2.84 ft at 9:00AM Apr 15, 2024Observed: 2.87 ft at 9:15AM Apr 15, 2024Observed: 2.86 ft at 9:30AM Apr 15, 2024Observed: 2.86 ft at 9:45AM Apr 15, 2024Observed: 2.85 ft at 10:00AM Apr 15, 2024Observed: 2.85 ft at 10:15AM Apr 15, 2024Observed: 2.86 ft at 10:30AM Apr 15, 2024Observed: 2.87 ft at 10:45AM Apr 15, 2024Observed: 2.89 ft at 11:00AM Apr 15, 2024Observed: 2.88 ft at 11:15AM Apr 15, 2024Observed: 2.87 ft at 11:30AM Apr 15, 2024Observed: 2.88 ft at 11:45AM Apr 15, 2024Observed: 2.87 ft at 12:00PM Apr 15, 2024Observed: 2.89 ft at 12:15PM Apr 15, 2024Observed: 2.9 ft at 12:30PM Apr 15, 2024Observed: 2.91 ft at 12:45PM Apr 15, 2024Observed: 2.9 ft at 1:00PM Apr 15, 2024Observed: 2.9 ft at 1:15PM Apr 15, 2024Observed: 2.89 ft at 1:30PM Apr 15, 2024Observed: 2.91 ft at 1:45PM Apr 15, 2024Observed: 2.91 ft at 2:00PM Apr 15, 2024Observed: 2.9 ft at 2:15PM Apr 15, 2024Observed: 2.92 ft at 2:30PM Apr 15, 2024Observed: 2.91 ft at 2:45PM Apr 15, 2024Observed: 2.94 ft at 3:00PM Apr 15, 2024Observed: 2.94 ft at 3:15PM Apr 15, 2024Observed: 2.92 ft at 3:30PM Apr 15, 2024Observed: 2.92 ft at 3:45PM Apr 15, 2024Observed: 2.94 ft at 4:00PM Apr 15, 2024Observed: 2.96 ft at 4:15PM Apr 15, 2024Observed: 2.95 ft at 4:30PM Apr 15, 2024Observed: 2.93 ft at 4:45PM Apr 15, 2024Observed: 2.97 ft at 5:00PM Apr 15, 2024Observed: 2.96 ft at 5:15PM Apr 15, 2024Observed: 2.97 ft at 5:30PM Apr 15, 2024Observed: 2.93 ft at 5:45PM Apr 15, 2024Observed: 2.95 ft at 6:00PM Apr 15, 2024Observed: 2.96 ft at 6:15PM Apr 15, 2024Observed: 2.96 ft at 6:30PM Apr 15, 2024Observed: 2.97 ft at 6:45PM Apr 15, 2024Observed: 2.96 ft at 7:00PM Apr 15, 2024Observed: 2.97 ft at 7:15PM Apr 15, 2024Observed: 2.98 ft at 7:30PM Apr 15, 2024Observed: 2.96 ft at 7:45PM Apr 15, 2024Observed: 2.96 ft at 8:00PM Apr 15, 2024Observed: 2.98 ft at 8:15PM Apr 15, 2024Highest Observation: 2.99 ft at 8:30PM Apr 15, 2024Observed: 2.96 ft at 8:45PM Apr 15, 2024Observed: 2.97 ft at 9:00PM Apr 15, 2024Highest Observation: 2.99 ft at 9:15PM Apr 15, 2024Observed: 2.97 ft at 9:30PM Apr 15, 2024Observed: 2.97 ft at 9:45PM Apr 15, 2024Observed: 2.98 ft at 10:00PM Apr 15, 2024Observed: 2.98 ft at 10:15PM Apr 15, 2024Highest Forecast: 2.87 ft 12:00AM Apr 16, 2024Forecast: 2.8 ft 6:00AM Apr 16, 2024Forecast: 2.71 ft 12:00PM Apr 16, 2024Forecast: 2.61 ft 6:00PM Apr 16, 2024Forecast: 2.49 ft 12:00AM Apr 17, 2024Forecast: 2.37 ft 6:00AM Apr 17, 2024Forecast: 2.27 ft 12:00PM Apr 17, 2024Forecast: 2.19 ft 6:00PM Apr 17, 2024Forecast: 2.13 ft 12:00AM Apr 18, 2024Forecast: 2.09 ft 6:00AM Apr 18, 2024Forecast: 2.06 ft 12:00PM Apr 18, 2024Forecast: 2.04 ft 6:00PM Apr 18, 2024Forecast: 2.02 ft 12:00AM Apr 19, 2024Forecast: 2 ft 6:00AM Apr 19, 2024Forecast: 1.99 ft 12:00PM Apr 19, 2024Forecast: 1.98 ft 6:00PM Apr 19, 2024Forecast: 1.97 ft 12:00AM Apr 20, 2024Forecast: 1.95 ft 6:00AM Apr 20, 2024Forecast: 1.94 ft 12:00PM Apr 20, 2024Forecast: 1.93 ft 6:00PM Apr 20, 2024Forecast: 1.92 ft 12:00AM Apr 21, 2024Forecast: 1.91 ft 6:00AM Apr 21, 2024Forecast: 1.9 ft 12:00PM Apr 21, 2024Forecast: 1.89 ft 6:00PM Apr 21, 2024Forecast: 1.88 ft 12:00AM Apr 22, 2024Forecast: 1.87 ft 6:00AM Apr 22, 2024Forecast: 1.86 ft 12:00PM Apr 22, 2024Forecast: 1.85 ft 6:00PM Apr 22, 2024USGS--Water Resources of the United StatesPRCM8(plotting HGIRG) Graph Created (11:30PM Apr 15, 2024)ObservedForecast (issued 4:23PM Apr 15)Latest observed value: 2.98 ft at 10:15 PM MDT 15-Apr-2024. Flood Stage is 7.5 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (MDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Prospect Creek at Thompson Falls are issued routinely year-round.
Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 9
Moderate Flood Stage: 8
Flood Stage: 7.5
Action Stage: 6.5
Low Stage (in feet): -9999

Historic Crests
(1) 9.86 ft on 01/16/1974
(2) 9.54 ft on 02/09/1996
(3) 8.10 ft on 03/19/2017
(4) 7.60 ft on 05/21/1956
(5) 7.60 ft on 05/13/1971
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 5.01 ft on 05/07/2022
(2) 3.99 ft on 05/02/2021
(3) 4.54 ft on 05/31/2020
(4) 8.10 ft on 03/19/2017
(5) 6.52 ft on 04/25/2012
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
 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
8.5 A petroleum gas pipeline becomes exposed underneath the creek due to high flood flows.
8.19 Homes along Prospect Creek become surrounded with water from Prospect Creek.
8.1 Water begins flowing across Prospect Creek Road.
7.5 Road washouts are possible along Prospect Creek Road.
About This Location Collapse

Latitude: 47.586111° N, Longitude: 115.354167° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 7.5 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 2382.39990234375 ft 2389.89990234375 ft  

Current/Historical Observations:
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
Missoula Weather Forecast Office
6633 Aviation Way
Missoula, MT 59808
(406) 329-4840
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:28 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities