Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Hazardous Weather Conditions

Current conditions at

SIARD (SIAN2)

Lat: 40.39433°NLon: 117.62567°WElev: 4600.0ft.

NA

83°F

28°C

Humidity 12%
Wind Speed NE 7 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Heat Index80°F (27°C)
Last update 12 Jul 09:38 PM PDT
Extended Forecast for

30 Miles SE Unionville NV

Heat Advisory July 12, 10:17pm until July 16, 11:00am
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 12, 10:17pm until July 16, 11:00am

    NOW until 11:00am Wed

    Heat Advisory

  • Tonight

    Low: 69 °F

    Clear then
    Haze

  • Sunday

    Sunday: Sunny and hot, with a high near 104. Northwest wind 5 to 10 mph.

    High: 104 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70. North wind around 10 mph.

    Low: 70 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 107. Northeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 107 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 69. West wind 5 to 15 mph becoming northeast after midnight.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 102. East wind 5 to 10 mph becoming west in the morning.

    High: 102 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

Detailed Forecast

Tonight
Widespread haze between 3am and 4am. Clear, with a low around 69. North wind around 10 mph.
Sunday
Sunny and hot, with a high near 104. Northwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 70. North wind around 10 mph.
Monday
Sunny and hot, with a high near 107. Northeast wind 5 to 10 mph becoming southwest in the afternoon.
Monday Night
Mostly clear, with a low around 69. West wind 5 to 15 mph becoming northeast after midnight.
Tuesday
Sunny and hot, with a high near 102. East wind 5 to 10 mph becoming west in the morning.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Sunny and hot, with a high near 100.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Sunny, with a high near 99.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 99.
Friday Night
Mostly clear, with a low around 64.
Saturday
Sunny and hot, with a high near 101.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
30 Miles SE Unionville NV
 40.15°N 117.68°W (Elev. 3996 ft)
2:16 pm PDT Jul 12, 2025
10pm PDT Jul 12, 2025-6pm PDT Jul 19, 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