National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hot Temperatures in the West; Heavy Rainfall and Flooding Potential in the Southwest

Hot to extremely hot temperatures are in place across coastal southern California again today and the interior Northwest U.S into Thursday, with the Pacific Northwest carrying the potential for record-breaking high temperatures. A combination of monsoonal moisture and tropical moisture ahead of tropical cyclone Lorena will bring heavy rainfall and the potential for flooding through the week. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

62°F

17°C

Humidity 83%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 57°F (14°C)
Visibility 7.00 mi
Last update 03 Sep 07:53 AM MDT
Extended Forecast for

4 Miles N Adrian OR

  • Today

    Today: Mostly sunny and hot, with a high near 96. Light and variable wind.

    High: 96 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 65. West wind 3 to 5 mph.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 96. Light and variable wind becoming west northwest around 5 mph in the afternoon.

    High: 96 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. West wind 3 to 6 mph.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 93. Light and variable wind.

    High: 93 °F

    Hot

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly after midnight. Partly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 84. Chance of precipitation is 30%.

    High: 84 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before midnight. Partly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Mostly sunny and hot, with a high near 96. Light and variable wind.
Tonight
Partly cloudy, with a low around 65. West wind 3 to 5 mph.
Thursday
Mostly sunny and hot, with a high near 96. Light and variable wind becoming west northwest around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 62. West wind 3 to 6 mph.
Friday
Sunny and hot, with a high near 93. Light and variable wind.
Friday Night
A 30 percent chance of showers, mainly after midnight. Partly cloudy, with a low around 62.
Saturday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Saturday Night
A 30 percent chance of showers before midnight. Partly cloudy, with a low around 59.
Sunday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 85.
Sunday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 58.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 83.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Adrian OR
 43.81°N 117.04°W (Elev. 2215 ft)
Last Update:
3:08 am MDT Sep 3, 2025
Forecast Valid:
8am MDT Sep 3, 2025-6pm MDT Sep 9, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation