Portland, OR

News Headlines

Soliciting feedback on the Experimental Probabilistic Quantitative Precipitation Forecast (PQPF) Webpages through November 21, 2025

Click a location below for detailed forecast.

Last Map Update: Tue, Sep 2, 2025 at 10:08:58 pm PDT

Watches, Warnings & Advisories

National Weather Service Seattle/Tacoma, WA

Zoom Out

Extreme Heat Warning

Red Flag Warning

Heat Advisory

Air Quality Alert

Thunderstorms Possible Tuesday & Wednesday.

Low Water Conditions

A low moving northward towards Oregon and Washington will bring the potential for thunderstorms Tuesday (9/2) and Wednesday (9/3) starting each afternoon and through each evening. There is a 10-20% chance for thunderstorms east of I-5 and a 20-30% chance for thunderstorms within the Cascades. Impacts from any thunderstorms that develop could be: Lightning, gusty winds and possible fire starts due to lightning.