Flood Warning Washington | Effective 03/11/2026 23:43

Headline: 
Flood Warning issued March 11 at 11:43PM PDT until March 14 at 12:35AM PDT by NWS Portland OR
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
March 11, 2026 - 11:43pm
Expires: 
March 12, 2026 - 11:45am
Description: 
...The Flood Warning continues for the following rivers in Washington... Grays River at Covered Bridge near Rosburg affecting Wahkiakum County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Grays River at Covered Bridge near Rosburg. * WHEN...Until early Saturday morning. * IMPACTS...Above 30.5 feet, expect widespread lowland flooding and numerous flooded roads near Rosburg and Hwy 4. These include Covered Bridge Road near the gage and the roadway approaches to the Altoona Bridge downstream of the gage. * ADDITIONAL DETAILS... - At 11:15 PM PDT Wednesday the stage was 29.9 feet. - Bankfull stage is 27.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 11:15 PM PDT Wednesday was 29.9 feet. - Forecast...The river will rise to 30.4 feet late tonight. It will then fall below flood stage early tomorrow afternoon to 27.7 feet early Friday morning. It will rise above flood stage to 28.6 feet Friday afternoon. It will then fall below flood stage again Friday evening to 26.8 feet late Sunday evening. It will rise to 26.9 feet early Monday morning. It will then fall again and remain below flood stage. - Flood stage is 28.5 feet. - http://www.weather.gov/safety/flood
Instruction: 
Motorists should not attempt to drive around barricades or drive through flooded areas. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Additional information is available at www.weather.gov. The next statement will be issued Thursday morning at 1145 AM PDT.
Area Description: 
Wahkiakum, WA
Forcast Office: 
NWS Portland OR
Sender: 
w-nws.webmaster@noaa.gov