National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

DW8787 CHEHALIS (D8787)

Lat: 46.64646°NLon: 122.8388°WElev: 550.0ft.

NA

43°F

6°C

Humidity 78%
Wind Speed WNW 3 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 37°F (3°C)
Visibility NA
Last update 10 Mar 01:15 PM PDT
Extended Forecast for

4 Miles SSW Onalaska WA

  • This Afternoon

    This Afternoon: Rain. High near 42. South southwest wind 8 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 42 °F

    Rain

  • Tonight

    Tonight: Rain. Low around 36. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Rain

  • Wednesday

    Wednesday: Rain. High near 49. Light and variable wind becoming south 9 to 14 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 49 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain before 2am, then showers after 2am. Low around 39. South southwest wind 13 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 39 °F

    Rain

  • Thursday

    Thursday: Showers before 11am, then rain after 11am. High near 46. South southeast wind 6 to 11 mph becoming light southwest in the morning. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Showers

  • Thursday Night

    Thursday Night: Rain. Low around 38. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 38 °F

    Rain

  • Friday

    Friday: Rain. High near 47. Chance of precipitation is 100%.

    High: 47 °F

    Rain

  • Friday Night

    Friday Night: Rain. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Rain

  • Saturday

    Saturday: A chance of rain showers before 8am, then a chance of rain and snow showers between 8am and 11am, then a chance of rain showers after 11am. Partly sunny, with a high near 48.

    High: 48 °F

    Chance
    Rain/Snow
    then Chance
    Showers

Detailed Forecast

This Afternoon
Rain. High near 42. South southwest wind 8 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain. Low around 36. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 49. Light and variable wind becoming south 9 to 14 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
Rain before 2am, then showers after 2am. Low around 39. South southwest wind 13 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Thursday
Showers before 11am, then rain after 11am. High near 46. South southeast wind 6 to 11 mph becoming light southwest in the morning. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 38. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Rain. High near 47. Chance of precipitation is 100%.
Friday Night
Rain. Mostly cloudy, with a low around 31.
Saturday
A chance of rain showers before 8am, then a chance of rain and snow showers between 8am and 11am, then a chance of rain showers after 11am. Partly sunny, with a high near 48.
Saturday Night
A slight chance of rain and snow showers after 11pm. Mostly cloudy, with a low around 31.
Sunday
A chance of rain. Cloudy, with a high near 49.
Sunday Night
Rain likely. Mostly cloudy, with a low around 38.
Monday
Rain likely. Mostly cloudy, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Onalaska WA
 46.52°N 122.75°W (Elev. 423 ft)
Last Update:
8:01 am PDT Mar 10, 2026
Forecast Valid:
1pm PDT Mar 10, 2026-6pm PDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation