Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

73°F

23°C

Humidity 53%
Wind Speed N 0 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 19 Aug 10:20 PM MDT
Extended Forecast for

36 Miles WSW Vale OR

  • Tonight

    Tonight: Mostly clear, with a low around 60. East wind around 6 mph becoming calm  after midnight.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Light and variable wind becoming west southwest 6 to 11 mph in the morning.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 63. West southwest wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 63 °F

    Increasing
    Clouds

  • Friday

    Friday: Patchy smoke before 10am. Mostly cloudy and hot, with a high near 99. Calm wind becoming east 5 to 9 mph in the afternoon.

    High: 99 °F

    Patchy Smoke
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 66. Northeast wind 5 to 7 mph becoming south southwest after midnight.

    Low: 66 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 94.

    High: 94 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 60. East wind around 6 mph becoming calm after midnight.
Thursday
Sunny and hot, with a high near 99. Light and variable wind becoming west southwest 6 to 11 mph in the morning.
Thursday Night
Increasing clouds, with a low around 63. West southwest wind 5 to 10 mph becoming light and variable after midnight.
Friday
Patchy smoke before 10am. Mostly cloudy and hot, with a high near 99. Calm wind becoming east 5 to 9 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 66. Northeast wind 5 to 7 mph becoming south southwest after midnight.
Saturday
Mostly sunny and hot, with a high near 94.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 57.
Monday
Mostly sunny and hot, with a high near 91.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny and hot, with a high near 92.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny and hot, with a high near 91.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
36 Miles WSW Vale OR
 43.79°N 117.92°W (Elev. 3097 ft)
12:32 pm MDT Aug 19, 2026
10pm MDT Aug 19, 2026-6pm MDT Aug 26, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database