Current conditions at
Fontana-Arrow Highway (CQ057)
Lat: 34.10056°NLon: 117.49222°WElev: 1191.0ft.NA
81°F
27°C
| Humidity | 42% |
| Wind Speed | SW 2 MPH |
| Barometer | NA |
| Dewpoint | 56°F (13°C) |
| Visibility | NA |
| Heat Index | 81°F (27°C) |
| Last update | 17 Aug 10:00 AM PDT |
Extended Forecast for
3 Miles S Rialto CA
Today
High: 97 °F
Sunny
Tonight
Low: 70 °F
Mostly Clear
Tuesday
High: 99 °F
Sunny
Tuesday Night
Low: 71 °F
Mostly Clear
Wednesday
High: 100 °F
Sunny
Wednesday Night
Low: 72 °F
Partly Cloudy
Thursday
High: 101 °F
Sunny
Thursday Night
Low: 72 °F
Mostly Clear
Friday
High: 100 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 97. West wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 70. West wind 5 to 10 mph becoming light and variable in the evening.
Tuesday
Sunny, with a high near 99. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 71. Southwest wind 5 to 10 mph becoming light and variable in the evening.
Wednesday
Sunny, with a high near 100. Light west wind increasing to 5 to 10 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 72.
Thursday
Sunny, with a high near 101.
Thursday Night
Mostly clear, with a low around 72.
Friday
Sunny, with a high near 100.
Friday Night
Mostly clear, with a low around 71.
Saturday
Sunny, with a high near 99.
Saturday Night
Mostly clear, with a low around 71.
Sunday
Sunny, with a high near 99.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles S Rialto CA
34.06°N 117.39°W (Elev. 1056 ft)
34.06°N 117.39°W (Elev. 1056 ft)
1:53 am PDT Aug 17, 2026
11am PDT Aug 17, 2026-6pm PDT Aug 23, 2026
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