Headline:
Flood Warning issued March 13 at 11:20PM PDT until March 14 at 5:41AM PDT by NWS Portland OR
Event:
Flood Warning
Urgency:
Immediate
Effective:
March 13, 2026 - 11:20pm
Expires:
March 14, 2026 - 5:45am
Description:
...Observed flooding changed to Minor severity and increased in
duration for the following rivers in Oregon...
Wilson River near Tillamook affecting Tillamook County.
...The Flood Warning continues for the following rivers in
Washington...Oregon...
Cowlitz River at Kelso affecting Cowlitz County.
Grays River at Covered Bridge near Rosburg affecting Wahkiakum
County.
Johnson Creek at Sycamore affecting Clackamas and Multnomah
Counties.
Nehalem River near Foss affecting Clatsop and Tillamook Counties.
* WHAT...Minor flooding is occurring.
* WHERE...Grays River at Covered Bridge near Rosburg.
* WHEN...Until late tonight.
* IMPACTS...Above 28.5 feet, expect some flooding of roads along and
near the Grays River, especially downstream of the gage, including
roadway approaches to the Altoona Bridge over the Grays, and
portions of Covered Bridge Road, Barr-Durrah Road, and Loop Road
near Rosburg and Hwy 4.
* ADDITIONAL DETAILS...
- At 10:15 PM PDT Friday the stage was 28.9 feet.
- Bankfull stage is 27.5 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 10:15 PM PDT Friday was 29.0 feet.
- Forecast...The river is expected to fall below flood stage by
early Saturday morning and continue falling to 23.5 feet
Monday, March 23.
- 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 early Saturday morning at 515 AM
PDT.late tonight at 500 AM PDT.
Area Description:
Wahkiakum, WA
Forcast Office:
NWS Portland OR
Sender:
w-nws.webmaster@noaa.gov