Nisqually River Near National (NISW1)

NOTE: River forecasts for this location take into account past and future precipitation. The stages/flows that will occur may be different if future rainfall is different than forecast.

Flood Flow: 8 KCFS

Latest Flow: 0.798

Current Warnings/Statements/Advisories:None currently.

Complete information about the Nisqually River near National available from NWS Seattle, WA

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

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

Flood Categories (in KCFS)

Major Flood Flow:	15
Moderate Flood Flow:	10
Flood Flow:	8
Action Flow:	5.4
Low Stage (in feet):	0

Historic Crests
(1) 21,800 cfs on 11/06/2006
(2) 21,200 cfs on 02/08/1996
(3) 17,100 cfs on 12/02/1977
(4) 16,500 cfs on 11/29/1995
(5) 16,000 cfs on 11/28/1995
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 10,400 cfs on 12/01/2023 (P)
(2) 11,100 cfs on 11/05/2022 (P)
(3) 6,610 cfs on 01/13/2021 (P)
(4) 8,300 cfs on 11/23/2017 (P)
(5) 11,360 cfs on 10/22/2017 (P)
Show More Recent Crests

(P): Preliminary values subject to further review.

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
Seattle Weather Forecast Office
7600 Sandpoint Way NE
Seattle, WA 98115-6349
(206) 526-6087
Ask Questions/Webmaster
Page last modified: 23-Jun-2020 5:14 PM

Disclaimer
Credits
Glossary