Remnants of Arthur and Heavy Rainfall Across the South; Severe Weather for the East

Potential life threatening flash flooding across the northern Gulf Coast states as the remnants of Arthur track across the area. Remember, turn around - don't drown. In addition, severe thunderstorms with tornadoes are possible with the circulation of this storm. The threat for more severe thunderstorms will occur across portions of the Northeast, mid-Atlantic and central Appalachian's. Read More >

Current conditions at

SIARD (SIAN2)

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

NA

89°F

32°C

Humidity 8%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Heat Index85°F (29°C)
Last update 18 Jun 12:38 PM PDT
Extended Forecast for

29 Miles ESE Unionville NV

Fire Weather Watch June 19, 08:00am until June 19, 11:00pm
Heat Advisory June 18, 01:27pm until June 19, 05:00am
Click here for hazard details and duration
Fire Weather Watch
Heat Advisory
  •  
    Heat Advisory June 18, 01:27pm until June 19, 05:00am

    NOW until 5:00am Fri

    Heat Advisory

  • This Afternoon

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 66. Northeast wind around 10 mph.

    Low: 66 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: A 30 percent chance of showers and thunderstorms after 5pm.  Partly sunny, with a high near 87. Northeast wind 5 to 15 mph becoming southwest in the morning.

    High: 87 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms before 8pm.  Cloudy during the early evening, then gradual clearing, with a low around 58. Breezy, with a west wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

    Low: 58 °F

    Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79. Southwest wind 5 to 15 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. West wind 5 to 15 mph becoming northeast after midnight.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 88. North wind 5 to 10 mph.
Tonight
Mostly cloudy, with a low around 66. Northeast wind around 10 mph.
Juneteenth
A 30 percent chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 87. Northeast wind 5 to 15 mph becoming southwest in the morning.
Friday Night
A 40 percent chance of showers and thunderstorms before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 58. Breezy, with a west wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Saturday
Sunny, with a high near 79. Southwest wind 5 to 15 mph.
Saturday Night
Mostly clear, with a low around 58. West wind 5 to 15 mph becoming northeast after midnight.
Sunday
Sunny, with a high near 83.
Sunday Night
Clear, with a low around 61.
Monday
Sunny, with a high near 88.
Monday Night
Clear, with a low around 64.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Clear, with a low around 64.
Wednesday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
29 Miles ESE Unionville NV
 40.27°N 117.62°W (Elev. 6178 ft)
11:30 am PDT Jun 18, 2026
1pm PDT Jun 18, 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