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

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Irwin/Barstow, Bicycle Lake Army Airfield (KBYS)

Lat: 35.28333°NLon: 116.61667°WElev: 2349.0ft.

Clear

98°F

37°C

Humidity 4%
Wind Speed N 0 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 31 Jul 09:55 PM PDT
Extended Forecast for

25 Miles N Barstow CA

Extreme Heat Warning July 31, 11:10pm until August 2, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 31, 11:10pm until August 2, 08:00pm

    NOW until 8:00pm Sun

    Extreme Heat Warning

  • Tonight

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 106. West northwest wind 5 to 11 mph becoming south in the morning. Winds could gust as high as 18 mph.

    High: 106 °F

    Hot

  • Saturday Night

    Saturday Night: Clear, with a low around 78. West wind 14 to 18 mph, with gusts as high as 28 mph.

    Low: 78 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 106. Breezy, with a west southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 106 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 76. Breezy, with a west southwest wind 16 to 21 mph, with gusts as high as 29 mph.

    Low: 76 °F

    Clear and
    Breezy then
    Clear

  • Monday

    Monday: Sunny and hot, with a high near 105.

    High: 105 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 75.

    Low: 75 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 105.

    High: 105 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 77. West northwest wind around 10 mph.
Saturday
Sunny and hot, with a high near 106. West northwest wind 5 to 11 mph becoming south in the morning. Winds could gust as high as 18 mph.
Saturday Night
Clear, with a low around 78. West wind 14 to 18 mph, with gusts as high as 28 mph.
Sunday
Sunny and hot, with a high near 106. Breezy, with a west southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 26 mph.
Sunday Night
Clear, with a low around 76. Breezy, with a west southwest wind 16 to 21 mph, with gusts as high as 29 mph.
Monday
Sunny and hot, with a high near 105.
Monday Night
Clear, with a low around 75.
Tuesday
Sunny and hot, with a high near 105.
Tuesday Night
Clear, with a low around 75.
Wednesday
Sunny and hot, with a high near 105.
Wednesday Night
Clear, with a low around 77.
Thursday
Sunny, with a high near 104.
Thursday Night
Mostly clear, with a low around 78.
Friday
Sunny, with a high near 103.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
25 Miles N Barstow CA
 35.19°N 116.76°W (Elev. 3156 ft)
Last Update:
3:03 pm PDT Jul 31, 2026
Forecast Valid:
11pm PDT Jul 31, 2026-6pm PDT Aug 7, 2026
 
Forecast Discussion
 
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