Tracking Late Season Winter Storms

A moderate atmospheric river will continue to bring heavy snow over the Olympics, northern Cascades and northern Rockies Friday while heavy rain may bring flooding to coastal Oregon and Washington. A winter storm will continue to push across the Great Lakes and Northeast U.S. Friday and Saturday with areas of heavy snow and high winds. Read More >

Current conditions at

CASTLE ROCK (TR950)

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

NA

40°F

4°C

Humidity 100%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 12 Mar 10:09 PM PDT
Extended Forecast for

17 Miles S Mossyrock WA

Winter Storm Warning March 12, 10:18pm until March 13, 05:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 12, 10:18pm until March 13, 05:00am

    NOW until 5:00am Fri

    Winter Storm Warning

  • Tonight

    Low: 33 °F

    Rain/Snow

  • Friday

    Friday: Rain, possibly mixed with snow.  Snow level 4800 feet lowering to 3900 feet in the afternoon . High near 38. Calm wind.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 38 °F

    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow, becoming all snow after 11pm.  Snow level 3600 feet lowering to 2400 feet after midnight . Low around 29. Light west northwest wind.  Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Rain/Snow
    then Snow

  • Saturday

    Saturday: Snow likely before 11am, then a chance of snow showers after 11am.  Partly sunny, with a high near 38. West northwest wind 3 to 7 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of snow showers before 11pm.  Mostly cloudy, with a low around 29. West northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 29 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Sunday

    Sunday: A chance of snow before 11am, then rain likely, possibly mixed with snow.  Mostly cloudy, with a high near 41. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Rain likely, mainly before 11pm.  Cloudy, with a low around 38. Chance of precipitation is 70%.

    Low: 38 °F

    Rain Likely

  • Monday

    Monday: A chance of rain.  Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance Rain

Detailed Forecast

Tonight
Rain and snow. Low around 33. Calm wind. Chance of precipitation is 100%. Total nighttime snow accumulation of less than one inch possible.
Friday
Rain, possibly mixed with snow. Snow level 4800 feet lowering to 3900 feet in the afternoon . High near 38. Calm wind. Chance of precipitation is 100%. Little or no snow accumulation expected.
Friday Night
Rain and snow, becoming all snow after 11pm. Snow level 3600 feet lowering to 2400 feet after midnight . Low around 29. Light west northwest wind. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Saturday
Snow likely before 11am, then a chance of snow showers after 11am. Partly sunny, with a high near 38. West northwest wind 3 to 7 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday Night
A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 29. West northwest wind 5 to 8 mph becoming calm in the evening.
Sunday
A chance of snow before 11am, then rain likely, possibly mixed with snow. Mostly cloudy, with a high near 41. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday Night
Rain likely, mainly before 11pm. Cloudy, with a low around 38. Chance of precipitation is 70%.
Monday
A chance of rain. Mostly cloudy, with a high near 52.
Monday Night
A chance of rain. Mostly cloudy, with a low around 41.
Tuesday
A chance of rain. Mostly cloudy, with a high near 56.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 47.
Wednesday
Rain. Mostly cloudy, with a high near 53.
Wednesday Night
Rain. Mostly cloudy, with a low around 46.
Thursday
Rain likely. Mostly cloudy, with a high near 51.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles S Mossyrock WA
 46.28°N 122.55°W (Elev. 2382 ft)
9:42 pm PDT Mar 12, 2026
10pm PDT Mar 12, 2026-6pm PDT Mar 19, 2026
 
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Additional Resources

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