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Atmospheric River in California; Fire Weather Concerns in the Central Plains

An atmospheric river will continue to bring gusty to high winds, moderate to heavy rainfall, and potential flooding to California through Saturday. Dry, gusty winds will bring elevated fire weather conditions to parts of the central and southern High Plains Friday. Red Flag Warnings have been issued. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

Lat: 44.01424°NLon: 117.00808°WElev: 2185.0ft.

Overcast

50°F

10°C

Humidity 81%
Wind Speed WSW 12 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 13 Nov 07:35 PM MST
Extended Forecast for

Ontario ORSimilar City Names

  • Tonight

    Tonight: Rain. Low around 46. Light and variable wind. Chance of precipitation is 80%.

    Low: 46 °F

    Rain

  • Friday

    Friday: A 30 percent chance of rain before 11am. Cloudy through mid morning, then gradual clearing, with a high near 63. South southwest wind 3 to 6 mph.

    High: 63 °F

    Chance Rain
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 58. Calm wind.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain. Patchy fog between 8am and 11am. Otherwise, mostly cloudy, with a high near 51.

    High: 51 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: Rain likely, mainly before 11pm. Patchy fog between 8pm and 2am. Otherwise, mostly cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Rain Likely
    and Patchy
    Fog

  • Monday

    Monday: A 50 percent chance of rain. Mostly cloudy, with a high near 51.

    High: 51 °F

    Chance Rain

  • Monday Night

    Monday Night: A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

Detailed Forecast

Tonight
Rain. Low around 46. Light and variable wind. Chance of precipitation is 80%.
Friday
A 30 percent chance of rain before 11am. Cloudy through mid morning, then gradual clearing, with a high near 63. South southwest wind 3 to 6 mph.
Friday Night
Mostly clear, with a low around 35. Calm wind.
Saturday
Mostly sunny, with a high near 58. Calm wind.
Saturday Night
Partly cloudy, with a low around 36. Calm wind.
Sunday
A 30 percent chance of rain. Patchy fog between 8am and 11am. Otherwise, mostly cloudy, with a high near 51.
Sunday Night
Rain likely, mainly before 11pm. Patchy fog between 8pm and 2am. Otherwise, mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Monday
A 50 percent chance of rain. Mostly cloudy, with a high near 51.
Monday Night
A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 48.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
A 20 percent chance of rain. Mostly sunny, with a high near 45.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 45. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario ORSimilar City Names
 44.03°N 116.97°W (Elev. 2103 ft)
Last Update:
2:04 pm MST Nov 13, 2025
Forecast Valid:
7pm MST Nov 13, 2025-6pm MST Nov 20, 2025
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation