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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

BLACK ROCK (OKFO3)

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

NA

68°F

20°C

Humidity 29%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 17 Oct 04:15 PM PDT
Extended Forecast for

4 Miles E Cascade Summit OR

  • Tonight

    Tonight: Partly cloudy, with a low around 35. West northwest wind 5 to 9 mph becoming calm.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 63. East northeast wind around 6 mph becoming calm in the morning.

    High: 63 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37. Light and variable wind.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 53. Light west southwest wind.

    High: 53 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 35. West northwest wind 5 to 9 mph becoming calm.
Sunday
Increasing clouds, with a high near 63. East northeast wind around 6 mph becoming calm in the morning.
Sunday Night
Mostly cloudy, with a low around 37. Light and variable wind.
Monday
Mostly cloudy, with a high near 53. Light west southwest wind.
Monday Night
Mostly cloudy, with a low around 33. Calm wind.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
A chance of rain. Snow level 7900 feet lowering to 6800 feet after midnight . Mostly cloudy, with a low around 32.
Friday
A slight chance of rain and snow. Snow level 6100 feet. Partly sunny, with a high near 47.
Friday Night
A slight chance of rain. Snow level 6200 feet lowering to 5600 feet after midnight . Mostly cloudy, with a low around 29.
Saturday
A chance of rain and snow. Snow level 5200 feet rising to 6000 feet in the afternoon. Partly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Cascade Summit OR
 43.57°N 121.96°W (Elev. 5135 ft)
Last Update:
4:40 pm PDT Oct 17, 2026
Forecast Valid:
5pm PDT Oct 17, 2026-6pm PDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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Chance of Precipitation