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

56°F

13°C

Humidity 86%
Wind Speed NNE 1 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 11 Apr 08:09 PM PDT
Extended Forecast for

14 Miles SSW Mossyrock WA

  • Tonight

    Tonight: A slight chance of showers before 11pm, then a slight chance of showers after 4am.  Mostly cloudy, with a low around 43. Calm wind.  Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 4pm.  Mostly cloudy, with a high near 51. Calm wind becoming west northwest 5 to 7 mph in the afternoon.  Chance of precipitation is 60%.

    High: 51 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 11pm.  Snow level 5500 feet lowering to 3800 feet after midnight . Mostly cloudy, with a low around 42. West southwest wind 3 to 7 mph.  Chance of precipitation is 70%.

    Low: 42 °F

    Showers
    Likely

  • Monday

    Monday: Showers.  Snow level 3600 feet. High near 46. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 18 mph.  Chance of precipitation is 80%.

    High: 46 °F

    Showers

  • Monday Night

    Monday Night: Showers likely, mainly before 11pm.  Snow level 3700 feet lowering to 2900 feet after midnight . Mostly cloudy, with a low around 40. West wind 5 to 9 mph becoming calm  in the evening. Winds could gust as high as 18 mph.  Chance of precipitation is 60%.

    Low: 40 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers.  Snow level 3100 feet. High near 42. Breezy.  Chance of precipitation is 100%.

    High: 42 °F

    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain before 2am, then rain and snow.  Snow level 3400 feet lowering to 2800 feet after midnight . Low around 36. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain then
    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow showers. Some thunder is also possible.  Snow level 2000 feet. Cloudy, with a high near 42.

    High: 42 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow likely before 2am, then a slight chance of snow.  Mostly cloudy, with a low around 33.

    Low: 33 °F

    Rain/Snow
    Likely

Detailed Forecast

Tonight
A slight chance of showers before 11pm, then a slight chance of showers after 4am. Mostly cloudy, with a low around 43. Calm wind. Chance of precipitation is 20%.
Sunday
Showers likely, mainly after 4pm. Mostly cloudy, with a high near 51. Calm wind becoming west northwest 5 to 7 mph in the afternoon. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 11pm. Snow level 5500 feet lowering to 3800 feet after midnight . Mostly cloudy, with a low around 42. West southwest wind 3 to 7 mph. Chance of precipitation is 70%.
Monday
Showers. Snow level 3600 feet. High near 46. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 80%.
Monday Night
Showers likely, mainly before 11pm. Snow level 3700 feet lowering to 2900 feet after midnight . Mostly cloudy, with a low around 40. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Tuesday
Showers. Snow level 3100 feet. High near 42. Breezy. Chance of precipitation is 100%.
Tuesday Night
Rain before 2am, then rain and snow. Snow level 3400 feet lowering to 2800 feet after midnight . Low around 36. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday
Rain and snow showers. Some thunder is also possible. Snow level 2000 feet. Cloudy, with a high near 42.
Wednesday Night
Rain and snow likely before 2am, then a slight chance of snow. Mostly cloudy, with a low around 33.
Thursday
A slight chance of rain and snow before 11am, then a chance of rain. Snow level rising to 2700 feet in the afternoon. Partly sunny, with a high near 46.
Thursday Night
A slight chance of rain. Snow level 3000 feet lowering to 2100 feet after midnight . Partly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 38.
Saturday
A chance of rain. Snow level 3600 feet rising to 4700 feet in the afternoon. Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SSW Mossyrock WA
 46.34°N 122.57°W (Elev. 1923 ft)
7:41 pm PDT Apr 11, 2026
8pm PDT Apr 11, 2026-6pm PDT Apr 18, 2026
 
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