Periods of Snow in the Northern Rockies and Great Lakes

Moderate to heavy lake-effect snow will develop over the eastern U.P. of Michigan and downwind from Lakes Erie and Ontario. Snow will develop over parts of the Northern Rockies/Northern High Plains into Wednesday. Read More >

Current conditions at

Mt. St. Helens - Coldwater (MSH33)

Lat: 46.30333°NLon: 122.26503°WElev: 3260.0ft.

NA

8°C

46°F

Humidity 86%
Wind Speed NA 0 MPH
Barometer NA
Dewpoint 6°C (43°F)
Visibility NA
Last update 18 Mar 09:00 PM PDT
Extended Forecast for

Mount St Helens WA

  • Tonight

    Tonight: Clear, with a low around 3. Southwest wind 11 to 13 km/h.

    Clear

    Low: 3 °C

  • Tuesday

    Tuesday: Sunny, with a high near 9. South southwest wind 11 to 16 km/h increasing to 18 to 23 km/h in the afternoon.

    Sunny

    High: 9 °C

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 0. Southwest wind 16 to 23 km/h.

    Partly Cloudy

    Low: 0 °C

  • Wednesday

    Wednesday: Snow likely, mainly after 11am.  Mostly cloudy, with a high near 1. Southwest wind 16 to 23 km/h, with gusts as high as 32 km/h.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 centimeters possible.

    Snow Likely

    High: 1 °C

  • Wednesday
    Night

    Wednesday Night: Snow before 2am, then rain and snow.  Low around -1. West southwest wind 21 to 23 km/h, with gusts as high as 35 km/h.  Chance of precipitation is 90%. New snow accumulation of 5 to 9 centimeters possible.

    Snow then
    Rain/Snow

    Low: -1 °C

  • Thursday

    Thursday: Rain and snow, becoming all snow after 2pm.  High near 1. Chance of precipitation is 90%. New snow accumulation of 4 to 8 centimeters possible.

    Rain/Snow

    High: 1 °C

  • Thursday
    Night

    Thursday Night: Snow likely.  Cloudy, with a low around -2. Chance of precipitation is 70%. New snow accumulation of 3 to 7 centimeters possible.

    Snow Likely

    Low: -2 °C

  • Friday

    Friday: Snow.  Cloudy, with a high near 2.

    Snow

    High: 2 °C

  • Friday
    Night

    Friday Night: Snow.  Cloudy, with a low around -2.

    Snow

    Low: -2 °C

Detailed Forecast

Tonight
Clear, with a low around 3. Southwest wind 11 to 13 km/h.
Tuesday
Sunny, with a high near 9. South southwest wind 11 to 16 km/h increasing to 18 to 23 km/h in the afternoon.
Tuesday Night
Partly cloudy, with a low around 0. Southwest wind 16 to 23 km/h.
Wednesday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 1. Southwest wind 16 to 23 km/h, with gusts as high as 32 km/h. Chance of precipitation is 70%. New snow accumulation of 1 to 3 centimeters possible.
Wednesday Night
Snow before 2am, then rain and snow. Low around -1. West southwest wind 21 to 23 km/h, with gusts as high as 35 km/h. Chance of precipitation is 90%. New snow accumulation of 5 to 9 centimeters possible.
Thursday
Rain and snow, becoming all snow after 2pm. High near 1. Chance of precipitation is 90%. New snow accumulation of 4 to 8 centimeters possible.
Thursday Night
Snow likely. Cloudy, with a low around -2. Chance of precipitation is 70%. New snow accumulation of 3 to 7 centimeters possible.
Friday
Snow. Cloudy, with a high near 2.
Friday Night
Snow. Cloudy, with a low around -2.
Saturday
Snow showers. The snow could be heavy at times. Cloudy, with a high near -2. Breezy.
Saturday Night
Snow showers. Cloudy, with a low around -4.
Sunday
Snow showers. Cloudy, with a high near -2.
Sunday Night
Snow showers. Cloudy, with a low around -4. Breezy.
Monday
Snow showers. Cloudy, with a high near -2.
Click Map For Forecast
Point Forecast:
Mount St Helens WA
 46.2°N 122.21°W (Elev. 2011 m)
9:41 pm PDT Mar 18, 2024
10pm PDT Mar 18, 2024-6pm PDT Mar 25, 2024
 
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