Remnants of Arthur and Heavy Rainfall Across the South; Fire Weather Threat in the West

Life-threatening, potentially catastrophic flash flooding expected along the central Gulf Coast as the remnants of Arthur track across the area. Isolated brief tornadoes and damaging gusts remain possible overnight in the Southeast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts of the West Friday. Read More >

Current conditions at

SIARD (SIAN2)

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

NA

76°F

24°C

Humidity 13%
Wind Speed E 11 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Heat Index76°F (24°C)
Last update 19 Jun 12:38 AM PDT
Extended Forecast for

40 Miles SE Unionville NV

Heat Advisory June 19, 01:22am 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 19, 01:22am until June 19, 05:00am

    NOW until 5:00am Fri

    Heat Advisory

  • Overnight

    Low: 67 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: A 30 percent chance of showers after 5pm.  Partly sunny, with a high near 91. East wind 5 to 15 mph becoming west in the morning.

    High: 91 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 58. Breezy, with a northwest wind 15 to 20 mph decreasing to 5 to 10 mph in the evening.

    Low: 58 °F

    Chance
    Showers and
    Breezy then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82. West wind 10 to 15 mph.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. West wind 5 to 10 mph becoming northeast after midnight.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 86. East wind 5 to 10 mph becoming west in the morning.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Overnight
Mostly cloudy, with a low around 67. Northeast wind 5 to 10 mph becoming southeast.
Juneteenth
A 30 percent chance of showers after 5pm. Partly sunny, with a high near 91. East wind 5 to 15 mph becoming west in the morning.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 58. Breezy, with a northwest wind 15 to 20 mph decreasing to 5 to 10 mph in the evening.
Saturday
Sunny, with a high near 82. West wind 10 to 15 mph.
Saturday Night
Mostly clear, with a low around 58. West wind 5 to 10 mph becoming northeast after midnight.
Sunday
Sunny, with a high near 86. East wind 5 to 10 mph becoming west in the morning.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Clear, with a low around 65.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
40 Miles SE Unionville NV
 40.11°N 117.5°W (Elev. 5591 ft)
11:30 pm PDT Jun 18, 2026
1am PDT Jun 19, 2026-6pm PDT Jun 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