Excessive Heat in the Interior West; Monsoon Conditions in the Southwest

Dangerous heat is expected to be in place across portions of California, especially the Central Valley, and across the Interior Northwest into Friday. Heat Advisories will also be in place across the southern Plains into the Lower Mississippi River Valley. Monsoonal showers and thunderstorms may result in flash flooding and debris flows from the Four Corners region and Southwest through Friday. Read More >

Current conditions at

Mt. St. Helens - Coldwater (MSH33)

Lat: 46.30333°NLon: 122.26503°WElev: 3260ft.

NA

55°F

13°C

Humidity 99%
Wind Speed NA 0 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 16 Aug 03:00 AM PDT
Extended Forecast for

3 Miles ENE Mount St Helens WA

Heat Advisory August 17, 12:00pm until August 18, 10:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: Mostly clear, with a low around 57. Light west northwest wind.

    Mostly Clear

    Low: 57 °F

  • Tuesday

    Tuesday: Sunny, with a high near 77. West northwest wind 5 to 13 mph.

    Sunny

    High: 77 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 63. West northwest wind 6 to 11 mph becoming light north  after midnight.

    Mostly Clear

    Low: 63 °F

  • Wednesday

    Wednesday: Sunny, with a high near 87. Calm wind becoming southeast around 6 mph in the afternoon.

    Sunny

    High: 87 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 70. Calm wind becoming northeast around 5 mph.

    Partly Cloudy

    Low: 70 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 84.

    Mostly Sunny

    High: 84 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 59.

    Mostly Cloudy

    Low: 59 °F

  • Friday

    Friday: Mostly sunny, with a high near 71.

    Mostly Sunny

    High: 71 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 56.

    Partly Cloudy

    Low: 56 °F

Detailed Forecast

Overnight
Mostly clear, with a low around 57. Light west northwest wind.
Tuesday
Sunny, with a high near 77. West northwest wind 5 to 13 mph.
Tuesday Night
Mostly clear, with a low around 63. West northwest wind 6 to 11 mph becoming light north after midnight.
Wednesday
Sunny, with a high near 87. Calm wind becoming southeast around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 70. Calm wind becoming northeast around 5 mph.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Mostly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 72.
Click Map For Forecast
Point Forecast:
3 Miles ENE Mount St Helens WA
 46.21°N 122.12°W (Elev. 3865 ft)
3:01 am PDT Aug 16, 2022
3am PDT Aug 16, 2022-6pm PDT Aug 22, 2022
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database