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

Hazardous Weather Conditions

Current conditions at

FW0494 San Bernardino CSU SB (F0494)

Lat: 34.18383°NLon: 117.322°WElev: 1519.0ft.

NA

71°F

22°C

Humidity 58%
Wind Speed NW 0 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 55°F (13°C)
Visibility NA
Last update 22 Aug 06:45 AM PDT
Extended Forecast for

3 Miles WNW San Bernardino CA

Heat Advisory August 22, 07:09am until August 23, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 22, 07:09am until August 23, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Today

    High: 103 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms. Partly sunny, with a high near 101. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 101 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 75. Southwest wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 102. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 102 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 99. Chance of precipitation is 30%.

    High: 99 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 72.

    Low: 72 °F

    Slight Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Today
A slight chance of showers and thunderstorms after 11am. Sunny, with a high near 103. Light southwest wind increasing to 10 to 15 mph in the afternoon. Chance of precipitation is 20%.
Tonight
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 101. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 75. Southwest wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 20%.
Sunday
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 102. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 73.
Monday
A chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 99. Chance of precipitation is 30%.
Monday Night
A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 72.
Tuesday
A chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 95.
Tuesday Night
A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 68.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 66.
Thursday
Sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW San Bernardino CA
 34.16°N 117.36°W (Elev. 1407 ft)
Last Update:
2:12 am PDT Aug 22, 2025
Forecast Valid:
7am PDT Aug 22, 2025-6pm PDT Aug 28, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation