Hazardous Weather Conditions
Current conditions at
Ontario International Airport (KONT)
Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.
Mostly Cloudy
48°F
9°C
| Humidity | 76% |
| Wind Speed | WSW 9 MPH |
| Barometer | 29.85 in (1010.84 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Wind Chill | 44°F (7°C) |
| Last update | 19 Feb 07:53 PM PST |
Extended Forecast for
Ontario CA
Wind Advisory February 19, 08:15pm until February 20, 02:00am
NOW until 2:00am Fri
Wind Advisory
Tonight
Low: 37 °F
Chance
Showers then
Patchy Dense
FogFriday
High: 57 °F
Patchy Dense
Fog then
Mostly SunnyFriday Night

Low: 38 °F
Mostly Clear
Saturday

High: 66 °F
Sunny
Saturday Night

Low: 44 °F
Partly Cloudy
Sunday

High: 71 °F
Sunny
Sunday Night

Low: 48 °F
Partly Cloudy
Monday

High: 77 °F
Mostly Sunny
Detailed Forecast
Tonight
A chance of showers before 10pm. Patchy dense fog after 4am. Otherwise, partly cloudy, with a low around 37. West wind 10 to 15 mph becoming light southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Patchy dense fog before 10am. Otherwise, mostly sunny, with a high near 57. East wind around 5 mph becoming calm.
Friday Night
Mostly clear, with a low around 38. Calm wind.
Saturday
Sunny, with a high near 66. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 44. West wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 54.
Wednesday
A slight chance of showers. Partly sunny, with a high near 74.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 54.
Thursday
Partly sunny, with a high near 77.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Ontario CA
34.03°N 117.61°W (Elev. 823 ft)
34.03°N 117.61°W (Elev. 823 ft)
6:11 pm PST Feb 19, 2026
8pm PST Feb 19, 2026-6pm PST Feb 26, 2026



