Headline:
Flood Warning issued March 13 at 3:46AM PDT until March 13 at 6:00AM PDT by NWS Portland OR
Event:
Flood Warning
Urgency:
Expected
Effective:
March 13, 2026 - 3:46am
Expires:
March 13, 2026 - 6:00am
Description:
* WHAT...Urban area and small stream flooding caused by excessive
rainfall continues.
* WHERE...A portion of northwest Oregon, including the following
county, Multnomah.
* WHEN...Until 600 AM PDT.
* IMPACTS...Streams continue to rise due to excess runoff from
rainfall. Expect many areas of slow moving or standing water.
* ADDITIONAL DETAILS...
- At 346 AM PDT, Doppler radar and automated rain gauges
indicated heavy rain. Flooding is already occurring in the
warned area. Between 2.5 and 3.5 inches of rain have fallen.
- Additional rainfall amounts of 1.5 to 2.5 inches are possible
in the warned area.
- Some locations that will experience flooding include...
Gresham, Troutdale, Fairview and Wood Village.
- The Tualatin River at Dilly and the Nehalem River near Foss
are currently at action stage, with multiple other rivers
forecasted to reach action stage or minor flood stage by
Friday afternoon.
- http://www.weather.gov/safety/flood
Instruction:
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
Area Description:
Multnomah, OR
Forcast Office:
NWS Portland OR
Sender:
w-nws.webmaster@noaa.gov