Hazardous Weather Conditions
Current conditions at
Ontario International Airport (KONT)
Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.
Clear
71°F
22°C
| Humidity | 42% |
| Wind Speed | N 0 MPH |
| Barometer | 30.06 in (1017.95 mb) |
| Dewpoint | 47°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 19 Mar 01:53 AM PDT |
Extended Forecast for
Ontario CA
Heat Advisory March 19, 02:09am until March 20, 08:00pm
NOW until 8:00pm Fri
Heat Advisory
Overnight
Low: 66 °F
Clear
Thursday
High: 101 °F
Sunny
Thursday Night
Low: 68 °F
Clear
Friday
High: 101 °F
Sunny
Friday Night
Low: 66 °F
Clear
Saturday
High: 94 °F
Sunny
Saturday Night
Low: 63 °F
Partly Cloudy
Sunday
High: 90 °F
Mostly Sunny
Detailed Forecast
Overnight
Clear, with a low around 66. East wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 101. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Thursday Night
Clear, with a low around 68. West wind 5 to 10 mph becoming light and variable in the evening.
Friday
Sunny, with a high near 101. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Clear, with a low around 66. West wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 94.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 63.
Monday
Sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Clear, with a low around 63.
Wednesday
Sunny, with a high near 93.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Ontario CA
34.05°N 117.64°W (Elev. 919 ft)
34.05°N 117.64°W (Elev. 919 ft)
1:34 am PDT Mar 19, 2026
2am PDT Mar 19, 2026-6pm PDT Mar 25, 2026
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