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

Hazardous Weather Conditions

Current conditions at

San Bernardino Intl. Airport (KSBD)

Lat: 34.09027°NLon: 117.24705°WElev: 1086.0ft.

Rain

61°F

16°C

Humidity 82%
Wind Speed N 0 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 55°F (13°C)
Visibility 4.00 mi
Last update 14 Nov 04:55 PM PST
Extended Forecast for

2 Miles SW Grand Terrace CA

Flood Watch November 15, 04:00am until November 15, 10:00pm
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Cloudy, with a high near 70. Calm wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Low around 59. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 65. South wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 65 °F

    Heavy Rain

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 50. South wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers

  • Sunday

    Sunday: A chance of showers, mainly before 4pm. Mostly cloudy, with a high near 63. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.

    Low: 50 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely, mainly after 10am. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.

    High: 62 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers. Partly sunny, with a high near 62.

    High: 62 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Cloudy, with a high near 70. Calm wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm. Low around 59. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 65. South wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Saturday Night
Showers and possibly a thunderstorm. Low around 50. South wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, mainly before 4pm. Mostly cloudy, with a high near 63. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.
Monday
Showers likely, mainly after 10am. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
Monday Night
Showers likely. Mostly cloudy, with a low around 49.
Tuesday
A chance of showers. Partly sunny, with a high near 62.
Tuesday Night
A chance of showers, mainly before 10pm. Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 48.
Thursday
A chance of showers. Partly sunny, with a high near 65.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 49.
Friday
A chance of showers. Partly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Grand Terrace CA
 34.02°N 117.33°W (Elev. 951 ft)
Last Update:
2:35 pm PST Nov 14, 2025
Forecast Valid:
5pm PST Nov 14, 2025-6pm PST Nov 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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