Hazardous Weather Conditions
Current conditions at
San Bernardino Intl. Airport (KSBD)
Lat: 34.09027°NLon: 117.24705°WElev: 1086.0ft.
Clear
75°F
24°C
| Humidity | 29% |
| Wind Speed | ESE 8 MPH |
| Barometer | 29.94 in (1013.89 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 04 Oct 07:00 AM PDT |
Extended Forecast for
Grand Terrace CA
Extreme Heat Warning October 4, 07:58am until October 8, 08:00pm
NOW until 8:00pm Thu
Extreme Heat Warning
Today
High: 100 °F
Sunny
Tonight
Low: 73 °F
Clear
Monday
High: 100 °F
Sunny
Monday Night
Low: 71 °F
Mostly Clear
Tuesday
High: 100 °F
Sunny
Tuesday Night
Low: 70 °F
Clear
Wednesday
High: 100 °F
Sunny
Wednesday Night
Low: 72 °F
Clear
Detailed Forecast
Today
Sunny, with a high near 100. Light and variable wind becoming southeast 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Clear, with a low around 73. Southeast wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Monday
Sunny, with a high near 100. East wind around 5 mph becoming calm.
Monday Night
Mostly clear, with a low around 71. Southeast wind 5 to 10 mph becoming southwest in the evening.
Tuesday
Sunny, with a high near 100. Northeast wind around 5 mph becoming calm.
Tuesday Night
Clear, with a low around 70.
Wednesday
Sunny, with a high near 100.
Wednesday Night
Clear, with a low around 72.
Thursday
Sunny, with a high near 100.
Thursday Night
Clear, with a low around 71.
Friday
Sunny, with a high near 97.
Friday Night
Mostly clear, with a low around 67.
Saturday
Mostly sunny, with a high near 87.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Grand Terrace CA
34.03°N 117.3°W (Elev. 1122 ft)
34.03°N 117.3°W (Elev. 1122 ft)
12:28 am PDT Oct 4, 2026
7am PDT Oct 4, 2026-6pm PDT Oct 10, 2026
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