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

MOUNTAIN SPRINGS (MTSN2)

Lat: 36.02225°NLon: 115.5075°WElev: 5600.0ft.

NA

93°F

34°C

Humidity 14%
Wind Speed WSW 11 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Heat Index89°F (32°C)
Last update 19 Aug 03:59 PM PDT
Extended Forecast for

30 Miles WSW Las Vegas-Henderson Airport NV

Extreme Heat Warning August 19, 04:38pm until August 21, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 19, 04:38pm until August 21, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Tonight

    Low: 83 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 104. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 104 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 84. Light south wind.

    Low: 84 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 11am.  Partly sunny, with a high near 102. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 102 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 81. South wind around 5 mph becoming calm  in the evening.

    Low: 81 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 102.

    High: 102 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 81.

    Low: 81 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 11am.  Sunny, with a high near 101.

    High: 101 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 83. Southwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 104. Calm wind becoming west southwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 84. Light south wind.
Friday
A 30 percent chance of showers and thunderstorms after 11am. Partly sunny, with a high near 102. Calm wind becoming south southwest around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 81. South wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 102.
Saturday Night
Partly cloudy, with a low around 81.
Sunday
A slight chance of showers and thunderstorms after 11am. Sunny, with a high near 101.
Sunday Night
Partly cloudy, with a low around 80.
Monday
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 99.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 79.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 100.
Tuesday Night
Mostly clear, with a low around 79.
Wednesday
Sunny, with a high near 100.
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ABOUT THIS FORECAST

 
Point Forecast:
30 Miles WSW Las Vegas-Henderson Airport NV
 35.82°N 115.62°W (Elev. 2713 ft)
11:33 am PDT Aug 19, 2026
4pm PDT Aug 19, 2026-6pm PDT 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