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

59°F

15°C

Humidity 28%
Wind Speed NE 13 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 26°F (-3°C)
Visibility NA
Last update 28 Dec 11:45 PM PST
Extended Forecast for

3 Miles S Crestline CA

Wind Advisory December 29, 12:12am until December 30, 01:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory December 29, 12:12am until December 30, 01:00pm

    NOW until 1:00pm Tue

    Wind Advisory

  • Overnight

    Low: 46 °F

    Clear and
    Windy

  • Monday

    Monday: Sunny, with a high near 59. Windy, with a north wind 30 to 40 mph, with gusts as high as 55 mph.

    High: 59 °F

    Sunny and
    Windy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. Windy, with a north wind around 30 mph, with gusts as high as 50 mph.

    Low: 50 °F

    Partly Cloudy
    and Windy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 63. Windy, with a north wind 20 to 30 mph, with gusts as high as 45 mph.

    High: 63 °F

    Mostly Cloudy
    and Windy
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 4am. Mostly cloudy, with a low around 55. North wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 10am. The rain could be heavy at times. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.

    High: 61 °F

    Heavy Rain

  • Wednesday Night

    Wednesday Night: Showers. The rain could be heavy at times. Low around 54. Chance of precipitation is 90%.

    Low: 54 °F

    Heavy Rain

  • New Year's Day

    New Year's Day: Showers. The rain could be heavy at times. Cloudy, with a high near 58.

    High: 58 °F

    Heavy Rain

Detailed Forecast

Overnight
Clear, with a low around 46. Windy, with a north wind 35 to 40 mph, with gusts as high as 55 mph.
Monday
Sunny, with a high near 59. Windy, with a north wind 30 to 40 mph, with gusts as high as 55 mph.
Monday Night
Partly cloudy, with a low around 50. Windy, with a north wind around 30 mph, with gusts as high as 50 mph.
Tuesday
Mostly cloudy, with a high near 63. Windy, with a north wind 20 to 30 mph, with gusts as high as 45 mph.
Tuesday Night
A chance of showers, mainly after 4am. Mostly cloudy, with a low around 55. North wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely, mainly after 10am. The rain could be heavy at times. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.
Wednesday Night
Showers. The rain could be heavy at times. Low around 54. Chance of precipitation is 90%.
New Year's Day
Showers. The rain could be heavy at times. Cloudy, with a high near 58.
Thursday Night
Showers likely, mainly before 4am. Mostly cloudy, with a low around 55.
Friday
Showers likely, mainly after 10am. Mostly cloudy, with a high near 59.
Friday Night
Showers likely. Mostly cloudy, with a low around 55.
Saturday
Showers likely. Mostly cloudy, with a high near 58.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 52.
Sunday
A chance of showers. Partly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Crestline CA
 34.21°N 117.31°W (Elev. 2972 ft)
Last Update:
10:41 pm PST Dec 28, 2025
Forecast Valid:
12am PST Dec 29, 2025-6pm PST Jan 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation