Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

CASTLE ROCK (TR950)

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

NA

55°F

13°C

Humidity 70%
Wind Speed S 5 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 10 Apr 10:09 PM PDT
Extended Forecast for

14 Miles SSW Mossyrock WA

  • Tonight

    Tonight: Showers, mainly after 3am.  Low around 45. Calm wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers, mainly before noon.  Patchy fog between 11am and 1pm. High near 53. Calm wind.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Showers and
    Patchy Fog
    then Chance
    Showers and
    Patchy Fog

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 11pm.  Mostly cloudy, with a low around 44. Light northwest wind.

    Low: 44 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers, mainly after 11am.  Mostly cloudy, with a high near 53. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 53 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 11pm.  Snow level 5000 feet lowering to 3800 feet after midnight . Mostly cloudy, with a low around 42. West northwest wind 5 to 8 mph becoming calm  after midnight.  Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly after 11am.  Snow level 3500 feet. Mostly cloudy, with a high near 46. Chance of precipitation is 70%.

    High: 46 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of rain before 11pm.  Snow level 3800 feet lowering to 3000 feet after midnight . Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Rain.  Snow level 3200 feet. Cloudy, with a high near 43.

    High: 43 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain before 2am, then rain and snow.  Snow level 3500 feet lowering to 2700 feet after midnight . Cloudy, with a low around 36.

    Low: 36 °F

    Rain then
    Rain/Snow

Detailed Forecast

Tonight
Showers, mainly after 3am. Low around 45. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers, mainly before noon. Patchy fog between 11am and 1pm. High near 53. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 44. Light northwest wind.
Sunday
A 50 percent chance of showers, mainly after 11am. Mostly cloudy, with a high near 53. Calm wind becoming west northwest around 6 mph in the afternoon.
Sunday Night
Showers likely, mainly before 11pm. Snow level 5000 feet lowering to 3800 feet after midnight . Mostly cloudy, with a low around 42. West northwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 60%.
Monday
Showers likely, mainly after 11am. Snow level 3500 feet. Mostly cloudy, with a high near 46. Chance of precipitation is 70%.
Monday Night
A 40 percent chance of rain before 11pm. Snow level 3800 feet lowering to 3000 feet after midnight . Mostly cloudy, with a low around 40.
Tuesday
Rain. Snow level 3200 feet. Cloudy, with a high near 43.
Tuesday Night
Rain before 2am, then rain and snow. Snow level 3500 feet lowering to 2700 feet after midnight . Cloudy, with a low around 36.
Wednesday
Rain and snow. Snow level 2000 feet. Cloudy, with a high near 43.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 32.
Thursday
A chance of rain and snow. Snow level rising to 2800 feet in the afternoon. Partly sunny, with a high near 46.
Thursday Night
A slight chance of rain. Snow level 3200 feet lowering to 2500 feet after midnight . Mostly cloudy, with a low around 36.
Friday
A chance of rain. Snow level 2400 feet rising to 3300 feet in the afternoon. Partly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SSW Mossyrock WA
 46.34°N 122.57°W (Elev. 1923 ft)
10:41 pm PDT Apr 10, 2026
10pm PDT Apr 10, 2026-6pm PDT Apr 17, 2026
 
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