Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

US30 EB at Lewis/Clark Br HWY2W MP48.68 (ODT93)

Lat: 46.09595° N Lon: 122.96919° W Elev: 36.0 ft.

NA

53°F

12°C

Humidity 94%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 05 Sep 05:15 AM PDT
Detailed forecast for

Lower Columbia River

Today
Partly sunny. A slight chance of showers this afternoon. Highs in the lower 70s. Light and variable winds, becoming light this afternoon. Chance of rain 20 percent.
Tonight
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 50s. Winds light.
Sunday
Partly sunny. Highs in the mid 70s. Winds light.
Sunday Night
Partly cloudy. Lows in the mid 50s. Winds light.
Labor Day
Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 70s. Winds light.
Monday Night
Partly cloudy. Lows in the lower 50s.
Tuesday
Mostly sunny. Highs in the upper 70s.
Tuesday Night
Mostly clear. Lows in the mid 50s.
Wednesday
Sunny. Highs in the mid 80s.
Wednesday Night
Mostly clear. Lows in the upper 50s.
Thursday
Mostly sunny. Highs in the lower 80s.
Thursday Night
Partly cloudy. Lows in the upper 50s.
Friday
Partly sunny with a 20 percent chance of rain. Highs in the mid 70s.



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501 AM PDT Sat Sep 5 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database