National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

SIARD (SIAN2)

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

NA

79°F

26°C

Humidity 14%
Wind Speed WSW 9 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Heat Index78°F (26°C)
Last update 21 Mar 03:38 PM PDT
Extended Forecast for

13 Miles E Unionville NV

Lake Wind Advisory until March 21, 08:00pm
Click here for hazard details and duration
Lake Wind Advisory
  •  
    Lake Wind Advisory until March 21, 08:00pm

    NOW until 8:00pm Sat

    Lake Wind Advisory

  • This Afternoon

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. West wind 10 to 15 mph becoming northeast after midnight. Winds could gust as high as 25 mph.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 71. Northeast wind 5 to 10 mph becoming west in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 49. West wind around 5 mph becoming east after midnight.

    Low: 49 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76. Southeast wind 5 to 15 mph becoming southwest in the morning.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. Southwest wind 5 to 15 mph.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 78. West wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 46. West wind 10 to 15 mph becoming northeast after midnight. Winds could gust as high as 25 mph.
Sunday
Mostly sunny, with a high near 71. Northeast wind 5 to 10 mph becoming west in the afternoon.
Sunday Night
Mostly cloudy, with a low around 49. West wind around 5 mph becoming east after midnight.
Monday
Mostly sunny, with a high near 76. Southeast wind 5 to 15 mph becoming southwest in the morning.
Monday Night
Partly cloudy, with a low around 50. Southwest wind 5 to 15 mph.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Partly sunny, with a high near 72.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles E Unionville NV
 40.43°N 117.89°W (Elev. 4600 ft)
Last Update:
3:53 pm PDT Mar 21, 2026
Forecast Valid:
4pm PDT Mar 21, 2026-6pm PDT Mar 28, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation