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Current conditions at
DW8787 CHEHALIS (D8787)
Lat: 46.64646°NLon: 122.8388°WElev: 564.0ft.NA
45°F
7°C
| Humidity | 100% |
| Wind Speed | N 0 MPH |
| Barometer | 29.52 in (999.66 mb) |
| Dewpoint | 45°F (7°C) |
| Visibility | NA |
| Last update | 04 Jan 08:15 AM PST |
Extended Forecast for
11 Miles NE Onalaska WA
Today
High: 39 °F⇓
Chance
Rain/Snow and
Patchy Fog
then
Rain/SnowTonight
Low: 34 °F
Rain/Snow
then Chance
Rain/SnowMonday

High: 36 °F
Chance Snow
Monday Night
Low: 30 °F
Chance Snow
then SnowTuesday
High: 35 °F
Breezy. Snow
then
Rain/SnowTuesday Night
Low: 31 °F
Rain/Snow
then Snow
LikelyWednesday

High: 35 °F
Snow
Wednesday Night

Low: 30 °F
Snow
Thursday

High: 36 °F
Snow
Detailed Forecast
Today
A chance of rain and snow before 10am, then rain likely between 10am and 1pm, then rain and snow after 1pm. Some thunder is also possible. Patchy fog before 11am. Temperature rising to near 39 by noon, then falling to around 35 during the remainder of the day. Breezy, with a south wind 24 to 29 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tonight
Rain and snow before 1am, then a chance of snow. Steady temperature around 34. South southwest wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday
A 40 percent chance of snow, mainly before 10am. Partly sunny, with a high near 36. Wind chill values between 24 and 30. South southwest wind 5 to 7 mph. New snow accumulation of less than a half inch possible.
Monday Night
Snow, mainly after 4am. Low around 30. Wind chill values between 21 and 26. South wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday
Snow before 1pm, then rain and snow. High near 35. Breezy, with a south wind 21 to 24 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Rain and snow, becoming all snow after 10pm. Low around 31. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Snow. High near 35. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Wednesday Night
Snow. Cloudy, with a low around 30.
Thursday
Snow. Mostly cloudy, with a high near 36.
Thursday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 32.
Friday
A chance of rain and snow. Partly sunny, with a high near 39.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
A slight chance of rain and snow. Mostly cloudy, with a high near 41.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
11 Miles NE Onalaska WA
46.69°N 122.58°W (Elev. 2589 ft)
46.69°N 122.58°W (Elev. 2589 ft)
7:00 am PST Jan 4, 2026
8am PST Jan 4, 2026-6pm PST Jan 10, 2026


