Severe Thunderstorms in the Central U.S.; Record Temperatures Likely for Eastern U.S.

Several rounds of severe thunderstorms and heavy rain are forecast from the southern Plains to the Midwest through Friday. Large hail, damaging wind gusts, and tornadoes are possible. A significant warm-up is expected for much of the Eastern U.S. into next week. Several daily record temperature records are likely to be broken. Fire weather concerns will return to the central/southern High Plains. Read More >

Current conditions at

CASTLE ROCK (TR950)

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

NA

48°F

9°C

Humidity 95%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 04 Mar 06:09 PM PST
Extended Forecast for

11 Miles NW Mount St Helens WA

  • Tonight

    Tonight: Rain and snow, becoming all snow after 11pm.  Low around 31. Blustery, with a west northwest wind 10 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.

    Low: 31 °F

    Rain/Snow
    then Snow
    Likely and
    Blustery

  • Thursday

    Thursday: Snow, mainly before 3pm.  High near 35. West wind 9 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 35 °F

    Snow

  • Thursday Night

    Thursday Night: Snow before 1am, then snow, possibly mixed with rain.  Low around 34. South wind 3 to 5 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Snow then
    Rain/Snow

  • Friday

    Friday: Rain, possibly mixed with snow, becoming all rain after 7am.  Snow level 4800 feet rising to 5500 feet in the afternoon. High near 40. South southwest wind 3 to 5 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow
    then Rain

  • Friday Night

    Friday Night: Rain.  Low around 39. Light south southwest wind.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain

  • Saturday

    Saturday: Rain.  High near 42. Chance of precipitation is 90%.

    High: 42 °F

    Rain

  • Saturday Night

    Saturday Night: Rain.  Low around 40. Chance of precipitation is 80%.

    Low: 40 °F

    Rain

  • Sunday

    Sunday: Rain.  Snow level 6100 feet lowering to 5600 feet in the afternoon . Cloudy, with a high near 41.

    High: 41 °F

    Rain

  • Sunday Night

    Sunday Night: Rain and snow, becoming all snow after 10pm.  Mostly cloudy, with a low around 31.

    Low: 31 °F

    Rain/Snow
    then Snow

Detailed Forecast

Tonight
Rain and snow, becoming all snow after 11pm. Low around 31. Blustery, with a west northwest wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.
Thursday
Snow, mainly before 3pm. High near 35. West wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Snow before 1am, then snow, possibly mixed with rain. Low around 34. South wind 3 to 5 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday
Rain, possibly mixed with snow, becoming all rain after 7am. Snow level 4800 feet rising to 5500 feet in the afternoon. High near 40. South southwest wind 3 to 5 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Friday Night
Rain. Low around 39. Light south southwest wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain. High near 42. Chance of precipitation is 90%.
Saturday Night
Rain. Low around 40. Chance of precipitation is 80%.
Sunday
Rain. Snow level 6100 feet lowering to 5600 feet in the afternoon . Cloudy, with a high near 41.
Sunday Night
Rain and snow, becoming all snow after 10pm. Mostly cloudy, with a low around 31.
Monday
Snow. Cloudy, with a high near 33. Breezy.
Monday Night
Snow. Mostly cloudy, with a low around 28.
Tuesday
Snow. Cloudy, with a high near 32.
Tuesday Night
Snow. Mostly cloudy, with a low around 28.
Wednesday
Snow. The snow could be heavy at times. Cloudy, with a high near 35. Breezy.
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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)
6:41 pm PST Mar 4, 2026
7pm PST Mar 4, 2026-6pm PDT Mar 11, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database