Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Current conditions at

SIARD (SIAN2)

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

NA

29°F

-2°C

Humidity 96%
Wind Speed SSE 12 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill19°F (-7°C)
Last update 17 Feb 11:38 PM PST
Extended Forecast for

42 Miles SE Unionville NV

Winter Weather Advisory February 18, 12:18am until February 18, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 18, 12:18am until February 18, 04:00am

    NOW until 4:00am Wed

    Winter Weather Advisory

  • Overnight

    Low: 14 °F

    Snow Likely
    and Windy

  • Wednesday

    Wednesday: A 40 percent chance of snow before 4pm.  Mostly cloudy, with a high near 19. Windy, with a west wind 25 to 30 mph, with gusts as high as 50 mph.  New snow accumulation of less than one inch possible.

    High: 19 °F

    Chance Snow
    and Windy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow, mainly after 4am.  Mostly cloudy, with a low around 14. Breezy, with a south wind around 20 mph, with gusts as high as 30 mph.  Little or no snow accumulation expected.

    Low: 14 °F

    Chance Snow
    and Breezy

  • Thursday

    Thursday: Snow likely, mainly between 10am and 4pm.  Mostly cloudy, with a high near 23. Breezy, with a south wind around 25 mph, with gusts as high as 40 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 23 °F

    Snow Likely
    and Breezy

  • Thursday Night

    Thursday Night: A 50 percent chance of snow, mainly before 10pm.  Mostly cloudy, with a low around 17. Breezy, with a west wind 20 to 25 mph, with gusts as high as 40 mph.  New snow accumulation of around an inch possible.

    Low: 17 °F

    Breezy.
    Chance Snow
    then Slight
    Chance Snow

  • Friday

    Friday: Partly sunny, with a high near 21. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 21 °F

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 15. Breezy.

    Low: 15 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 28. Breezy.

    High: 28 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

Overnight
Snow likely, mainly before 1am. Mostly cloudy, with a low around 14. Windy, with a west wind around 30 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 3 to 7 inches possible.
Wednesday
A 40 percent chance of snow before 4pm. Mostly cloudy, with a high near 19. Windy, with a west wind 25 to 30 mph, with gusts as high as 50 mph. New snow accumulation of less than one inch possible.
Wednesday Night
A 30 percent chance of snow, mainly after 4am. Mostly cloudy, with a low around 14. Breezy, with a south wind around 20 mph, with gusts as high as 30 mph. Little or no snow accumulation expected.
Thursday
Snow likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 23. Breezy, with a south wind around 25 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Thursday Night
A 50 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 17. Breezy, with a west wind 20 to 25 mph, with gusts as high as 40 mph. New snow accumulation of around an inch possible.
Friday
Partly sunny, with a high near 21. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 15. Breezy.
Saturday
Mostly sunny, with a high near 28. Breezy.
Saturday Night
Mostly cloudy, with a low around 24. Breezy.
Sunday
Mostly sunny, with a high near 34. Breezy.
Sunday Night
A slight chance of snow. Partly cloudy, with a low around 30. Breezy.
Monday
A chance of snow. Partly sunny, with a high near 38. Breezy.
Monday Night
A chance of snow. Mostly cloudy, with a low around 31. Breezy.
Tuesday
A chance of snow. Partly sunny, with a high near 37. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
42 Miles SE Unionville NV
 40.03°N 117.54°W (Elev. 7513 ft)
9:16 pm PST Feb 17, 2026
12am PST Feb 18, 2026-6pm PST Feb 24, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database