Current conditions at
Fontana-Arrow Highway (CQ057)
Lat: 34.10056°NLon: 117.49222°WElev: 1191.0ft.NA
59°F
15°C
| Humidity | 63% |
| Wind Speed | WSW 2 MPH |
| Barometer | NA |
| Dewpoint | 47°F (8°C) |
| Visibility | NA |
| Last update | 14 Apr 11:00 PM PDT |
Extended Forecast for
4 Miles SSW Fontana CA
Overnight

Low: 51 °F
Clear
Wednesday

High: 77 °F
Sunny
Wednesday Night
Low: 53 °F
Mostly Clear
then Patchy
FogThursday
High: 75 °F
Patchy Fog
then Partly
SunnyThursday Night
Low: 51 °F
Mostly Clear
then Clear
and WindyFriday

High: 76 °F
Sunny and
BreezyFriday Night

Low: 52 °F
Clear
Saturday

High: 84 °F
Sunny
Saturday Night

Low: 55 °F
Partly Cloudy
Detailed Forecast
Overnight
Clear, with a low around 51. Calm wind.
Wednesday
Sunny, with a high near 77. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 53. West wind 10 to 15 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.
Thursday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 75. Southwest wind 5 to 10 mph 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 51. Windy, with a light and variable wind becoming north 30 to 35 mph after midnight. Winds could gust as high as 50 mph.
Friday
Sunny, with a high near 76. Breezy.
Friday Night
Clear, with a low around 52.
Saturday
Sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 83.
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.
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)
12:09 am PDT Apr 15, 2026
12am PDT Apr 15, 2026-6pm PDT Apr 21, 2026


