Hazardous Weather Conditions
Current conditions at
Ontario International Airport (KONT)
Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.
Clear
66°F
19°C
| Humidity | 52% |
| Wind Speed | N 0 MPH |
| Barometer | 30.06 in (1017.95 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 19 Mar 07:35 AM PDT |
Extended Forecast for
Ontario CA
Heat Advisory March 19, 07:54am until March 20, 08:00pm
NOW until 8:00pm Fri
Heat Advisory
Today
High: 101 °F
Sunny
Tonight
Low: 67 °F
Clear
Friday
High: 101 °F
Sunny
Friday Night
Low: 66 °F
Clear
Saturday
High: 95 °F
Sunny
Saturday Night
Low: 62 °F
Partly Cloudy
Sunday
High: 90 °F
Mostly Sunny
Sunday Night
Low: 62 °F
Mostly Clear
Detailed Forecast
Today
Sunny, with a high near 101. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Tonight
Clear, with a low around 67. 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 95. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 62.
Monday
Sunny, with a high near 95.
Monday Night
Clear, with a low around 63.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Clear, with a low around 62.
Wednesday
Sunny, with a high near 94.
Additional Forecasts and Information
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Point Forecast:
Ontario CA
34.03°N 117.61°W (Elev. 823 ft)
34.03°N 117.61°W (Elev. 823 ft)
1:34 am PDT Mar 19, 2026
7am PDT Mar 19, 2026-6pm PDT Mar 25, 2026
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