Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

BLACK ROCK (OKFO3)

Lat: 43.52831°NLon: 121.81601°WElev: 4891.0ft.

NA

37°F

3°C

Humidity 100%
Wind Speed WSW 3 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 31 Mar 03:15 AM PDT
Extended Forecast for

4 Miles ESE Cascade Summit OR

Winter Storm Watch April 1, 05:00am until April 2, 05:00pm
Click here for hazard details and duration
Winter Storm Watch
  • Overnight

    Overnight: Showers.  Snow level 6000 feet. Low around 36. South southwest wind around 6 mph.  Chance of precipitation is 80%.

    Low: 36 °F

    Showers

  • Tuesday

    Tuesday: Rain showers before 5pm, then rain likely, possibly mixed with snow showers.  Snow level 5900 feet. High near 45. Southwest wind 7 to 11 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 45 °F

    Showers
    Likely then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Snow, possibly mixed with rain.  Snow level 5800 feet lowering to 4900 feet after midnight . Low around 34. Southwest wind 8 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow.  Snow level 5200 feet. High near 41. South wind 10 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow showers.  Low around 26. West southwest wind 11 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 26 °F

    Snow Showers

  • Thursday

    Thursday: Snow showers.  High near 37. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 37 °F

    Snow Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers before 11pm.  Partly cloudy, with a low around 21. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers. Snow level 6000 feet. Low around 36. South southwest wind around 6 mph. Chance of precipitation is 80%.
Tuesday
Rain showers before 5pm, then rain likely, possibly mixed with snow showers. Snow level 5900 feet. High near 45. Southwest wind 7 to 11 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday Night
Snow, possibly mixed with rain. Snow level 5800 feet lowering to 4900 feet after midnight . Low around 34. Southwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Rain and snow. Snow level 5200 feet. High near 41. South wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow showers. Low around 26. West southwest wind 11 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow showers. High near 37. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 40 percent chance of snow showers before 11pm. Partly cloudy, with a low around 21. New snow accumulation of less than a half inch possible.
Friday
Sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 28.
Saturday
Sunny, with a high near 60.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 64.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Cascade Summit OR
 43.55°N 121.95°W (Elev. 4800 ft)
3:02 am PDT Mar 31, 2026
3am PDT Mar 31, 2026-6pm PDT Apr 6, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database