Unsettled Weather in the West; Marine and Coastal Impacts Along the East Coast

A series of Pacific fronts will bring periodic waves of showers and thunderstorms to parts of the Great Basin and Pacific Northwest the next few days. Swells, high surf, dangerous rip currents and areas of coastal flooding continue along much of the East Coast from both Humberto and Imelda. Unseasonably hot temperatures continue for much of the Plains and Midwest through the remainder of the week. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Overcast

70°F

21°C

Humidity 43%
Wind Speed SSE 5 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 46°F (8°C)
Visibility 9.00 mi
Last update 01 Oct 02:35 PM MDT
Extended Forecast for

Ontario ORSimilar City Names

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 72. Southeast wind around 7 mph.

    High: 72 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers before midnight.  Mostly cloudy, with a low around 51. East wind 5 to 7 mph becoming calm  in the evening.

    Low: 51 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 71. Light south southwest wind.

    High: 71 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of showers, mainly after midnight.  Mostly cloudy, with a low around 52. Light and variable wind becoming north around 5 mph after midnight.

    Low: 52 °F

    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before noon.  Partly sunny, with a high near 69. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 69 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 72. Southeast wind around 7 mph.
Tonight
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 51. East wind 5 to 7 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 71. Light south southwest wind.
Thursday Night
A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 52. Light and variable wind becoming north around 5 mph after midnight.
Friday
A 20 percent chance of showers before noon. Partly sunny, with a high near 69. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario ORSimilar City Names
 44.03°N 116.97°W (Elev. 2103 ft)
3:04 am MDT Oct 1, 2025
2pm MDT Oct 1, 2025-6pm MDT Oct 7, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database