Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

SIARD (SIAN2)

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

NA

94°F

34°C

Humidity 11%
Wind Speed WSW 4 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Heat Index89°F (32°C)
Last update 19 Aug 12:38 PM PDT
Extended Forecast for

36 Miles SE Unionville NV

  • This Afternoon

    This Afternoon: Sunny and hot, with a high near 101. Southwest wind 5 to 10 mph.

    High: 101 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 69. Southwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 69 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 100. Light and variable wind becoming west 5 to 10 mph in the morning.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 68. West wind 5 to 10 mph becoming east after midnight.

    Low: 68 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 101. East wind 5 to 10 mph becoming southwest in the afternoon.

    High: 101 °F

    Hot

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 68. West wind 5 to 10 mph.

    Low: 68 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 98.

    High: 98 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers before 11pm.  Partly cloudy, with a low around 66.

    Low: 66 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 101. Southwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 69. Southwest wind 5 to 10 mph becoming light and variable in the evening.
Thursday
Mostly sunny and hot, with a high near 100. Light and variable wind becoming west 5 to 10 mph in the morning.
Thursday Night
Partly cloudy, with a low around 68. West wind 5 to 10 mph becoming east after midnight.
Friday
Mostly sunny and hot, with a high near 101. East wind 5 to 10 mph becoming southwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 68. West wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 98.
Saturday Night
A slight chance of showers before 11pm. Partly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 95.
Sunday Night
A slight chance of showers before 11pm. Partly cloudy, with a low around 66.
Monday
Sunny, with a high near 95.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
36 Miles SE Unionville NV
 40.12°N 117.59°W (Elev. 3848 ft)
11:30 am PDT Aug 19, 2026
1pm PDT Aug 19, 2026-6pm PDT Aug 25, 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