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

Hazardous Weather Conditions

Current conditions at

FW0494 San Bernardino CSU SB CA US (F0494)

Lat: 34.18383°NLon: 117.322°WElev: 2887.5ft.

NA

85°F

29°C

Humidity 47%
Wind Speed NNE 3 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 63°F (17°C)
Visibility NA
Heat Index86°F (30°C)
Last update 27 Aug 08:30 AM PDT
Extended Forecast for

San Bernardino CA

Extreme Heat Warning August 27, 08:59am until August 28, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 27, 08:59am until August 28, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Today

    High: 106 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 76. Southwest wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 106. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 106 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. Southwest wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 102. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 102 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 72.

    Low: 72 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 98.

    High: 98 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 66.

    Low: 66 °F

    Clear

Detailed Forecast

Today
Mostly sunny, with a high near 106. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Tonight
Partly cloudy, with a low around 76. Southwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 106. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 74. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 102. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Clear, with a low around 72.
Sunday
Sunny, with a high near 98.
Sunday Night
Clear, with a low around 66.
Monday
Sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 65.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 91.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 66.
Wednesday
A slight chance of showers. Partly sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Bernardino CA
 34.14°N 117.3°W (Elev. 1191 ft)
Last Update:
12:59 am PDT Aug 27, 2026
Forecast Valid:
8am PDT Aug 27, 2026-6pm PDT Sep 2, 2026
 
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Additional Resources

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Chance of Precipitation