
Critical Fire Weather in the High Plains; Heat Continues in the West
Critical fire weather conditions will persist in the central High Plains through Friday as gusty winds and dry conditions continue. The heat wave across the West and Southwest will continue to intensify through the week, with daily and monthly record highs expected to be broken. Read More >
Current conditions at
CASTLE ROCK (TR950)
Lat: 46.27139°NLon: 122.89194°WElev: 213.0ft.NA
51°F
11°C
| Humidity | 98% |
| Wind Speed | E 1 MPH |
| Barometer | NA |
| Dewpoint | 50°F (10°C) |
| Visibility | NA |
| Last update | 19 Mar 01:09 AM PDT |
Extended Forecast for
11 Miles NW Mount St Helens WA
Overnight

Low: 45 °F
Rain
Thursday

High: 49 °F
Rain
Thursday Night

Low: 48 °F
Rain
Friday

High: 48 °F
Rain
Friday Night
Low: 29 °F
Rain/Snow
then Chance
Rain/SnowSaturday

High: 38 °F
Chance Snow
Saturday Night

Low: 28 °F
Mostly Clear
Sunday

High: 44 °F
Slight Chance
SnowSunday Night

Low: 33 °F
Mostly Cloudy
Detailed Forecast
Overnight
Rain, mainly after 4am. Low around 45. South southeast wind around 8 mph. Chance of precipitation is 80%.
Thursday
Rain, mainly before 5pm. High near 49. South wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain. Steady temperature around 48. South wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain. High near 48. Southwest wind around 9 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain, possibly mixed with snow before 2am, then a chance of snow. Snow level 6900 feet lowering to 3700 feet after midnight . Low around 29. West northwest wind 7 to 9 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
A 50 percent chance of snow. Partly sunny, with a high near 38. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly clear, with a low around 28.
Sunday
A slight chance of snow after 11am. Partly sunny, with a high near 44.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
A chance of snow between 11am and 2pm, then a chance of rain after 2pm. Mostly cloudy, with a high near 48.
Monday Night
Rain likely. Snow level 4700 feet rising to 6500 feet after midnight. Mostly cloudy, with a low around 39.
Tuesday
Rain. Cloudy, with a high near 43. Breezy.
Tuesday Night
Rain and snow. Snow level 5800 feet lowering to 3700 feet after midnight . Cloudy, with a low around 31. Breezy.
Wednesday
Snow. Cloudy, with a high near 38.
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)
2:01 am PDT Mar 19, 2026
2am PDT Mar 19, 2026-6pm PDT Mar 25, 2026


