Current conditions at
Fontana-Arrow Highway (CQ057)
Lat: 34.10056°NLon: 117.49222°WElev: 1191.0ft.NA
58°F
14°C
| Humidity | 41% |
| Wind Speed | NE 1 MPH |
| Barometer | NA |
| Dewpoint | 35°F (2°C) |
| Visibility | NA |
| Last update | 09 Feb 12:00 AM PST |
Extended Forecast for
4 Miles SSW Fontana CA
Overnight

Low: 54 °F
Clear
Monday

High: 82 °F
Increasing
CloudsMonday Night
Low: 54 °F
Mostly Cloudy
then Patchy
FogTuesday
High: 71 °F
Patchy Fog
then Chance
ShowersTuesday Night

Low: 54 °F
Showers
LikelyWednesday

High: 63 °F
Chance
ShowersWednesday Night

Low: 47 °F
Partly Cloudy
Thursday

High: 67 °F
Mostly Sunny
Thursday Night

Low: 48 °F
Partly Cloudy
Detailed Forecast
Overnight
Clear, with a low around 54. East wind around 5 mph.
Monday
Increasing clouds, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 54. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
A chance of showers after 4pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 71. East wind 5 to 10 mph becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 54. West wind 5 to 10 mph becoming east after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 63. Chance of precipitation is 50%.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Sunny, with a high near 70.
Friday Night
Mostly clear, with a low around 47.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 47.
Sunday
Showers likely. Mostly cloudy, with a high near 62.
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)
12:39 am PST Feb 9, 2026
1am PST Feb 9, 2026-6pm PST Feb 15, 2026


