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

93°F

34°C

Humidity 21%
Wind Speed N 0 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 19 Aug 07:35 PM MDT
Extended Forecast for

4 Miles ENE Fruitland ID

Heat Advisory August 20, 12:00pm until August 21, 09:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

    Tonight: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Light and variable wind.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 62. Calm wind.

    Low: 62 °F

    Increasing
    Clouds

  • Friday

    Friday: Patchy smoke before 7am. Partly sunny and hot, with a high near 100. Calm wind.

    High: 100 °F

    Patchy Smoke
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 67. Light and variable wind.

    Low: 67 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 90.

    High: 90 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 60. Calm wind.
Thursday
Sunny and hot, with a high near 99. Light and variable wind.
Thursday Night
Increasing clouds, with a low around 62. Calm wind.
Friday
Patchy smoke before 7am. Partly sunny and hot, with a high near 100. Calm wind.
Friday Night
Mostly cloudy, with a low around 67. Light and variable wind.
Saturday
Partly sunny and hot, with a high near 96.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Sunny and hot, with a high near 90.
Sunday Night
Mostly clear, with a low around 58.
Monday
Mostly sunny and hot, with a high near 92.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny and hot, with a high near 94.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly sunny and hot, with a high near 92.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Fruitland ID
 44.02°N 116.85°W (Elev. 2201 ft)
12:32 pm MDT Aug 19, 2026
8pm MDT Aug 19, 2026-6pm MDT Aug 26, 2026
 
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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