National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

BLACK ROCK (OKFO3)

Lat: 43.52828°NLon: 121.816°WElev: 4891.0ft.

NA

44°F

7°C

Humidity 61%
Wind Speed SSW 5 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 12 Apr 11:15 AM PDT
Extended Forecast for

4 Miles ESE Cascade Summit OR

  • Today

    Today: A chance of rain and snow before 3pm, then rain. Snow level 5000 feet rising to 5600 feet. High near 42. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow

  • Tonight

    Tonight: Snow, possibly mixed with rain, becoming all snow after 4am. Snow level 5500 feet lowering to 4800 feet after midnight . Low around 33. Light west wind. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow

  • Monday

    Monday: Snow, possibly mixed with rain, mainly before 2pm. Snow level rising to 5100 feet in the afternoon. High near 41. Calm wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow

  • Monday Night

    Monday Night: A chance of rain and snow before 8pm, then a chance of snow between 8pm and 11pm. Mostly cloudy, with a low around 29. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 29 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A slight chance of snow before 2pm, then rain, possibly mixed with snow. High near 46. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 46 °F

    Slight Chance
    Snow then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow, becoming all snow after 8pm. Low around 33. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 33 °F

    Rain/Snow
    then Snow

  • Wednesday

    Wednesday: Snow. High near 38. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 38 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Snow

  • Thursday

    Thursday: A chance of snow. Partly sunny, with a high near 38.

    High: 38 °F

    Chance Snow

Detailed Forecast

Today
A chance of rain and snow before 3pm, then rain. Snow level 5000 feet rising to 5600 feet. High near 42. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tonight
Snow, possibly mixed with rain, becoming all snow after 4am. Snow level 5500 feet lowering to 4800 feet after midnight . Low around 33. Light west wind. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday
Snow, possibly mixed with rain, mainly before 2pm. Snow level rising to 5100 feet in the afternoon. High near 41. Calm wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday Night
A chance of rain and snow before 8pm, then a chance of snow between 8pm and 11pm. Mostly cloudy, with a low around 29. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday
A slight chance of snow before 2pm, then rain, possibly mixed with snow. High near 46. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday Night
Rain, possibly mixed with snow, becoming all snow after 8pm. Low around 33. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Wednesday
Snow. High near 38. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow. Mostly cloudy, with a low around 21.
Thursday
A chance of snow. Partly sunny, with a high near 38.
Thursday Night
A slight chance of snow before 11pm. Partly cloudy, with a low around 21.
Friday
Sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Cascade Summit OR
 43.55°N 121.95°W (Elev. 4800 ft)
Last Update:
11:26 am PDT Apr 12, 2026
Forecast Valid:
11am PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation