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

95°F

35°C

Humidity 7%
Wind Speed N 8 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Heat Index90°F (32°C)
Last update 18 Jun 03:38 PM PDT
Extended Forecast for

27 Miles SE Unionville NV

Heat Advisory June 18, 03:50pm until June 19, 05:00am
Red Flag Warning June 19, 12:00pm until June 19, 11:00pm
Click here for hazard details and duration
Heat Advisory
Red Flag Warning
  •  
    Heat Advisory June 18, 03:50pm until June 19, 05:00am

    NOW until 5:00am Fri

    Heat Advisory

  • This Afternoon

    High: 85 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 65. North wind around 10 mph.

    Low: 65 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: A 30 percent chance of showers after 5pm.  Partly sunny, with a high near 84. East wind 5 to 10 mph becoming west 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 57. Breezy, with a northwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight.

    Low: 57 °F

    Chance
    Showers and
    Breezy then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75. West wind 5 to 15 mph.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. West wind 10 to 15 mph becoming north after midnight.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 85. Northwest wind around 10 mph.
Tonight
Mostly cloudy, with a low around 65. North wind around 10 mph.
Juneteenth
A 30 percent chance of showers after 5pm. Partly sunny, with a high near 84. East 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, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 57. Breezy, with a northwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight.
Saturday
Sunny, with a high near 75. West wind 5 to 15 mph.
Saturday Night
Mostly clear, with a low around 56. West wind 10 to 15 mph becoming north after midnight.
Sunday
Sunny, with a high near 79.
Sunday Night
Clear, with a low around 59.
Monday
Sunny, with a high near 84.
Monday Night
Clear, with a low around 62.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Clear, with a low around 63.
Wednesday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
27 Miles SE Unionville NV
 40.13°N 117.82°W (Elev. 6614 ft)
11:30 am PDT Jun 18, 2026
3pm 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