Hazardous Weather Conditions
Current conditions at
Fontana-Arrow Highway (CQ057)
Lat: 34.10056°NLon: 117.49222°WElev: 1191.0ft.NA
90°F
32°C
| Humidity | 24% |
| Wind Speed | WSW 3 MPH |
| Barometer | NA |
| Dewpoint | 49°F (9°C) |
| Visibility | NA |
| Heat Index | 87°F (31°C) |
| Last update | 03 Oct 08:00 PM PDT |
Extended Forecast for
3 Miles ESE Rancho Cucamonga CA
Extreme Heat Warning October 3, 09:08pm until October 8, 08:00pm
NOW until 8:00pm Thu
Extreme Heat Warning
Tonight
Low: 73 °F
Clear
Sunday
High: 101 °F
Sunny
Sunday Night
Low: 74 °F
Mostly Clear
Monday
High: 100 °F
Sunny
Monday Night
Low: 73 °F
Clear
Tuesday
High: 99 °F
Sunny
Tuesday Night
Low: 74 °F
Clear
Wednesday
High: 100 °F
Sunny
Detailed Forecast
Tonight
Clear, with a low around 73. Calm wind.
Sunday
Sunny, with a high near 101. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 74. Southwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 100. Northeast wind around 5 mph becoming calm.
Monday Night
Clear, with a low around 73. Northeast wind around 5 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 99.
Tuesday Night
Clear, with a low around 74.
Wednesday
Sunny, with a high near 100.
Wednesday Night
Clear, with a low around 72.
Thursday
Sunny, with a high near 99.
Thursday Night
Clear, with a low around 72.
Friday
Sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 68.
Saturday
Mostly sunny, with a high near 87.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles ESE Rancho Cucamonga CA
34.11°N 117.54°W (Elev. 1161 ft)
34.11°N 117.54°W (Elev. 1161 ft)
11:27 am PDT Oct 3, 2026
9pm PDT Oct 3, 2026-6pm PDT Oct 10, 2026
Additional Resources
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