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Current conditions at
CASTLE ROCK (TR950)
Lat: 46.27139°NLon: 122.89194°WElev: 213.0ft.NA
72°F
22°C
| Humidity | 61% |
| Wind Speed | SSW 2 MPH |
| Barometer | NA |
| Dewpoint | 58°F (14°C) |
| Visibility | NA |
| Last update | 19 Aug 12:09 PM PDT |
Extended Forecast for
12 Miles WNW Mount St Helens WA
This Afternoon

High: 75 °F
Becoming
SunnyTonight

Low: 59 °F
Partly Cloudy
Thursday

High: 80 °F
Sunny
Thursday Night

Low: 63 °F
Mostly Clear
Friday

High: 78 °F
Mostly Cloudy
Friday Night

Low: 59 °F
Chance
ShowersSaturday
High: 65 °F
Chance
Showers and
Patchy Fog
then Partly
SunnySaturday Night

Low: 56 °F
Increasing
CloudsSunday

High: 68 °F
Decreasing
Clouds
Detailed Forecast
This Afternoon
Mostly cloudy early, then gradual clearing, with a high near 75. Calm wind.
Tonight
Partly cloudy, with a low around 59. Calm wind.
Thursday
Sunny, with a high near 80. Light and variable wind.
Thursday Night
Mostly clear, with a low around 63. Calm wind.
Friday
Mostly cloudy, with a high near 78. Calm wind.
Friday Night
A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 59.
Saturday
A 30 percent chance of showers before 11am. Patchy fog before 8am. Otherwise, partly sunny, with a high near 65.
Saturday Night
Increasing clouds, with a low around 56.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 73.
Additional Forecasts and Information
Basemap Options
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ABOUT THIS FORECAST
Point Forecast:
12 Miles WNW Mount St Helens WA
46.23°N 122.44°W (Elev. 1240 ft)
46.23°N 122.44°W (Elev. 1240 ft)
12:41 pm PDT Aug 19, 2026
12pm PDT Aug 19, 2026-6pm PDT Aug 25, 2026


