Current conditions at
Fontana-Arrow Highway (CQ057)
Lat: 34.10056°NLon: 117.49222°WElev: 1191.0ft.NA
77°F
25°C
| Humidity | 28% |
| Wind Speed | WSW 6 MPH |
| Barometer | NA |
| Dewpoint | 42°F (6°C) |
| Visibility | NA |
| Heat Index | 78°F (26°C) |
| Last update | 15 Apr 03:00 PM PDT |
Extended Forecast for
4 Miles SSW Fontana CA
Tonight

Low: 53 °F
Increasing
CloudsThursday

High: 75 °F
Partly Sunny
Thursday Night
Low: 50 °F
Partly Cloudy
then Clear
and BreezyFriday

High: 79 °F
Sunny and
WindyFriday Night

Low: 51 °F
Mostly Clear
Saturday

High: 83 °F
Sunny
Saturday Night

Low: 55 °F
Partly Cloudy
Sunday

High: 84 °F
Mostly Sunny
Sunday Night

Low: 53 °F
Mostly Clear
Detailed Forecast
Tonight
Increasing clouds, with a low around 53. West wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 25 mph.
Thursday
Partly sunny, with a high near 75. Light southwest wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Mostly clear, with a low around 50. Breezy, with a light and variable wind becoming north 20 to 25 mph after midnight. Winds could gust as high as 40 mph.
Friday
Sunny, with a high near 79. Windy, with a north wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.
Friday Night
Mostly clear, with a low around 51. Northwest wind 5 to 10 mph becoming light and variable. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Mostly sunny, with a high near 76.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles SSW Fontana CA
34.05°N 117.47°W (Elev. 951 ft)
34.05°N 117.47°W (Elev. 951 ft)
1:22 pm PDT Apr 15, 2026
4pm PDT Apr 15, 2026-6pm PDT Apr 22, 2026


