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Hazardous Weather Conditions
Current conditions at
CASTLE ROCK (TR950)
Lat: 46.27139°NLon: 122.89194°WElev: 213.0ft.NA
40°F
4°C
| Humidity | 100% |
| Wind Speed | SSE 1 MPH |
| Barometer | NA |
| Dewpoint | 40°F (4°C) |
| Visibility | NA |
| Last update | 15 Apr 09:09 PM PDT |
Extended Forecast for
11 Miles NW Mount St Helens WA
Winter Storm Warning April 15, 10:12pm until April 16, 05:00am
NOW until 5:00am Thu

Winter Storm Warning
Tonight

Low: 28 °F
Chance Snow
ShowersThursday
High: 38 °F
Partly Sunny
then Chance
Snow ShowersThursday Night
Low: 30 °F
Slight Chance
Snow Showers
then Mostly
CloudyFriday

High: 44 °F
Partly Sunny
Friday Night

Low: 38 °F
Mostly Cloudy
Saturday

High: 53 °F
Partly Sunny
Saturday Night

Low: 43 °F
Chance Rain
Sunday

High: 55 °F
Chance Rain
Detailed Forecast
Tonight
A 40 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 28. West wind around 5 mph becoming calm in the evening. Total nighttime snow accumulation of 1 to 3 inches possible.
Thursday
A 30 percent chance of snow showers, mainly after 4pm. Partly sunny, with a high near 38. Light and variable wind becoming west 5 to 10 mph in the morning. New snow accumulation of less than a half inch possible.
Thursday Night
A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 30. West wind 5 to 10 mph becoming light west northwest in the evening.
Friday
Partly sunny, with a high near 44. Calm wind.
Friday Night
Mostly cloudy, with a low around 38. Calm wind becoming southeast 5 to 7 mph after midnight.
Saturday
Partly sunny, with a high near 53.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 43.
Sunday
A chance of rain. Mostly cloudy, with a high near 55.
Sunday Night
A chance of rain before 11pm. Mostly cloudy, with a low around 44.
Monday
A chance of rain, mainly after 11am. Partly sunny, with a high near 59.
Monday Night
A chance of rain. Mostly cloudy, with a low around 44.
Tuesday
A chance of rain. Snow level 5700 feet. Partly sunny, with a high near 50.
Tuesday Night
A chance of rain. Snow level 6000 feet lowering to 5200 feet after midnight . Mostly cloudy, with a low around 42.
Wednesday
Rain and snow likely. Snow level 4800 feet. Mostly cloudy, with a high near 44.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
11 Miles NW Mount St Helens WA
46.31°N 122.34°W (Elev. 3691 ft)
46.31°N 122.34°W (Elev. 3691 ft)
9:41 pm PDT Apr 15, 2026
10pm PDT Apr 15, 2026-6pm PDT Apr 22, 2026



