Critical Fire Weather in the Plains; Severe Thunderstorms and Heavy Rain in the Mid-South

Gusty winds and low relative humidity will bring fire weather concerns over parts of the central and southern High Plains. Severe thunderstorms and heavy rain are expected across the Mid-South region and central Gulf states. Above average temperatures are expected across much of the country, and numerous daily record-tying/breaking highs will be possible. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

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

NA

35°F

2°C

Humidity 99%
Wind Speed ESE 0 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 35°F (2°C)
Visibility NA
Last update 09 Mar 05:45 AM PDT
Extended Forecast for

6 Miles ENE Onalaska WA

  • Today

    Today: Rain and snow showers. Some thunder is also possible.  High near 40. West southwest wind 3 to 6 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow

  • Tonight

    Tonight: Rain and snow showers likely, becoming all snow after 8pm.  Mostly cloudy, with a low around 30. West southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Tuesday

    Tuesday: Snow showers likely before 11am, then rain and snow showers between 11am and 2pm, then rain showers after 2pm.  High near 41. Calm wind becoming south southwest around 6 mph in the morning.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain.  Low around 35. South wind around 6 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Rain

  • Wednesday

    Wednesday: Rain.  High near 48. South wind 7 to 9 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 48 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 40. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 40 °F

    Rain

  • Thursday

    Thursday: Rain.  High near 44. Chance of precipitation is 100%.

    High: 44 °F

    Rain

  • Thursday Night

    Thursday Night: Rain.  Cloudy, with a low around 37.

    Low: 37 °F

    Rain

  • Friday

    Friday: Rain.  Cloudy, with a high near 46.

    High: 46 °F

    Rain

Detailed Forecast

Today
Rain and snow showers. Some thunder is also possible. High near 40. West southwest wind 3 to 6 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Rain and snow showers likely, becoming all snow after 8pm. Mostly cloudy, with a low around 30. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday
Snow showers likely before 11am, then rain and snow showers between 11am and 2pm, then rain showers after 2pm. High near 41. Calm wind becoming south southwest around 6 mph in the morning. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain. Low around 35. South wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 48. South wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Wednesday Night
Rain. Low around 40. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday
Rain. High near 44. Chance of precipitation is 100%.
Thursday Night
Rain. Cloudy, with a low around 37.
Friday
Rain. Cloudy, with a high near 46.
Friday Night
Rain before 11pm, then rain, possibly mixed with snow. Cloudy, with a low around 38.
Saturday
Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 46.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Sunday
Rain and snow likely. Cloudy, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Onalaska WA
 46.6°N 122.62°W (Elev. 997 ft)
2:25 am PDT Mar 9, 2026
6am PDT Mar 9, 2026-6pm PDT Mar 15, 2026
 
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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