Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

SIARD (SIAN2)

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

NA

92°F

33°C

Humidity 5%
Wind Speed N 11 MPH
Barometer NA
Dewpoint 12°F (-11°C)
Visibility NA
Heat Index88°F (31°C)
Last update 17 Jun 07:38 PM PDT
Extended Forecast for

20 Miles ESE Unionville NV

Fire Weather Watch June 19, 08:00am until June 19, 11:00pm
Heat Advisory June 17, 08:29pm until June 19, 05:00am
Click here for hazard details and duration
Fire Weather Watch
Heat Advisory
  •  
    Heat Advisory June 17, 08:29pm until June 19, 05:00am

    NOW until 5:00am Fri

    Heat Advisory

  • Tonight

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 84. North wind 5 to 10 mph becoming west in the morning.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 64. North wind 5 to 15 mph.

    Low: 64 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 81. Southeast wind 5 to 10 mph becoming west 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms before 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 55. Breezy, with a west wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

    Low: 55 °F

    Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 73. West wind 10 to 15 mph.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 61. Northeast wind around 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 84. North wind 5 to 10 mph becoming west in the morning.
Thursday Night
Mostly cloudy, with a low around 64. North wind 5 to 15 mph.
Juneteenth
Mostly sunny, with a high near 81. Southeast wind 5 to 10 mph becoming west 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Friday Night
A 50 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 55. Breezy, with a west wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Saturday
Sunny, with a high near 73. West wind 10 to 15 mph.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 82.
Monday Night
Clear, with a low around 60.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Clear, with a low around 60.
Wednesday
Sunny, with a high near 84.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles ESE Unionville NV
 40.34°N 117.78°W (Elev. 7005 ft)
4:30 pm PDT Jun 17, 2026
8pm PDT Jun 17, 2026-6pm PDT Jun 24, 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