Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

Ukiah Municipal Airport (KUKI)

Lat: 39.12783°NLon: 123.20011°WElev: 597.0ft.

Clear

90°F

32°C

Humidity 18%
Wind Speed NW 9 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 26 Aug 05:00 PM PDT
Extended Forecast for

Calpella CA

  • Tonight

    Tonight: Partly cloudy, with a low around 55. West northwest wind 6 to 11 mph becoming light and variable  in the evening. Winds could gust as high as 20 mph.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 92. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 55. West wind 5 to 9 mph becoming calm  after midnight.

    Low: 55 °F

    Increasing
    Clouds

  • Friday

    Friday: A 20 percent chance of showers before 11am.  Mostly cloudy through mid morning, then gradual clearing, with a high near 89. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 89 °F

    Slight Chance
    Showers then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53. West wind 5 to 9 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 50.

    Low: 50 °F

    Clear then
    Patchy Fog

Detailed Forecast

Tonight
Partly cloudy, with a low around 55. West northwest wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 92. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Increasing clouds, with a low around 55. West wind 5 to 9 mph becoming calm after midnight.
Friday
A 20 percent chance of showers before 11am. Mostly cloudy through mid morning, then gradual clearing, with a high near 89. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 53. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Saturday
Sunny, with a high near 87. Calm wind becoming west 5 to 8 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 90.
Sunday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 50.
Monday
Patchy fog before 8am. Otherwise, sunny, with a high near 84.
Monday Night
Patchy fog. Otherwise, mostly clear, with a low around 48.
Tuesday
Areas of fog. Otherwise, mostly sunny, with a high near 84.
Tuesday Night
Patchy fog. Otherwise, mostly clear, with a low around 50.
Wednesday
Patchy fog. Otherwise, sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Calpella CA
 39.23°N 123.2°W (Elev. 797 ft)
2:10 pm PDT Aug 26, 2026
5pm PDT Aug 26, 2026-6pm PDT Sep 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database