Hazardous Weather Conditions
Current conditions at
Ontario International Airport (KONT)
Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.Mist
55°F
13°C
| Humidity | 93% |
| Wind Speed | WSW 4 MPH |
| Barometer | 29.99 in (1015.58 mb) |
| Dewpoint | 54°F (12°C) |
| Visibility | 5.00 mi |
| Last update | 30 Nov 08:00 PM PST |
Extended Forecast for
Ontario CA
Tonight
Low: 46 °F
Patchy Fog
Monday
High: 71 °F
Sunny
Monday Night
Low: 45 °F
Mostly Clear
Tuesday
High: 69 °F
Sunny
Tuesday Night
Low: 47 °F
Mostly Cloudy
Wednesday
High: 65 °F
Mostly Sunny
Wednesday Night
Low: 45 °F
Mostly Clear
Thursday
High: 66 °F
Sunny
Thursday Night
Low: 43 °F
Mostly Clear
Detailed Forecast
Tonight
Patchy fog before 1am. Otherwise, partly cloudy, with a low around 46. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 71. Calm wind becoming northeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 45. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 69. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 47. West wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Sunny, with a high near 69.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Ontario CA
34.05°N 117.61°W (Elev. 902 ft)
34.05°N 117.61°W (Elev. 902 ft)
7:17 pm PST Nov 30, 2025
8pm PST Nov 30, 2025-6pm PST Dec 7, 2025
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