Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Current conditions at

CASTLE ROCK (TR950)

Lat: 46.27139°NLon: 122.89194°WElev: 213.0ft.

NA

41°F

5°C

Humidity 100%
Wind Speed S 5 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Wind Chill38°F (3°C)
Last update 22 Nov 09:09 AM PST
Extended Forecast for

11 Miles NW Mount St Helens WA

  • Today

    Today: Partly sunny, with a high near 44. Calm wind.

    High: 44 °F

    Partly Sunny

  • Tonight

    Tonight: Rain likely, mainly after 2am.  Snow level 5600 feet rising to 6400 feet after midnight. Mostly cloudy, with a low around 37. Calm wind becoming south around 6 mph after midnight.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Chance Rain
    then Rain
    Likely

  • Sunday

    Sunday: Rain before 1pm, then rain, possibly mixed with snow.  Snow level 6000 feet lowering to 4400 feet in the afternoon . Temperature falling to around 34 by 4pm. South wind 6 to 8 mph becoming west southwest in the afternoon.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain then
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow showers.  Low around 31. West wind around 6 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 31 °F

    Snow Showers

  • Monday

    Monday: Snow showers, mainly before 4pm.  High near 33. West southwest wind around 5 mph becoming calm  in the morning.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 33 °F

    Snow Showers

  • Monday Night

    Monday Night: A slight chance of snow showers before 10pm, then a chance of snow after 4am.  Mostly cloudy, with a low around 29. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow likely before 4pm, then snow likely, possibly mixed with rain.  Mostly cloudy, with a high near 36. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 36 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all rain after 1am.  Snow level 4400 feet rising to 5700 feet after midnight. Cloudy, with a low around 34.

    Low: 34 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain.  Cloudy, with a high near 42.

    High: 42 °F

    Rain

Detailed Forecast

Today
Partly sunny, with a high near 44. Calm wind.
Tonight
Rain likely, mainly after 2am. Snow level 5600 feet rising to 6400 feet after midnight. Mostly cloudy, with a low around 37. Calm wind becoming south around 6 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain before 1pm, then rain, possibly mixed with snow. Snow level 6000 feet lowering to 4400 feet in the afternoon . Temperature falling to around 34 by 4pm. South wind 6 to 8 mph becoming west southwest in the afternoon. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow showers. Low around 31. West wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Monday
Snow showers, mainly before 4pm. High near 33. West southwest wind around 5 mph becoming calm in the morning. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday Night
A slight chance of snow showers before 10pm, then a chance of snow after 4am. Mostly cloudy, with a low around 29. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday
Snow likely before 4pm, then snow likely, possibly mixed with rain. Mostly cloudy, with a high near 36. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Tuesday Night
Rain and snow, becoming all rain after 1am. Snow level 4400 feet rising to 5700 feet after midnight. Cloudy, with a low around 34.
Wednesday
Rain. Cloudy, with a high near 42.
Wednesday Night
Rain. Cloudy, with a low around 40.
Thanksgiving Day
Rain. Cloudy, with a high near 42.
Thursday Night
Rain likely, possibly mixed with snow showers. Snow level 5500 feet. Cloudy, with a low around 38.
Friday
Rain and snow showers. Snow level 4600 feet. Cloudy, with a high near 39.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NW Mount St Helens WA
 46.31°N 122.34°W (Elev. 3691 ft)
8:46 am PST Nov 22, 2025
9am PST Nov 22, 2025-6pm PST Nov 28, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database