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

Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Current conditions at

SIARD (SIAN2)

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

NA

40°F

4°C

Humidity 94%
Wind Speed SW 10 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Wind Chill34°F (1°C)
Last update 21 Apr 10:38 PM PDT
Extended Forecast for

35 Miles ESE Unionville NV

  • Tonight

    Tonight: Rain and snow showers likely, mainly before 2am. Snow level 6000 feet lowering to 5400 feet. Mostly cloudy, with a low around 35. Breezy, with a southwest wind around 20 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 35 °F

    Rain/Snow
    Likely and
    Breezy

  • Wednesday

    Wednesday: A chance of snow showers before 2pm, then a chance of rain and snow showers. Partly sunny, with a high near 49. Breezy, with a southwest wind 20 to 25 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 49 °F

    Breezy.
    Chance Snow
    Showers then
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. West wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 57. Southwest wind 5 to 15 mph.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. West wind 5 to 15 mph becoming southwest after midnight.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 62. Southeast wind 5 to 10 mph becoming west in the afternoon.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers after 11am. Snow level 6900 feet rising to 7500 feet in the afternoon. Mostly sunny, with a high near 61.

    High: 61 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers, mainly before 11pm. Snow level 7700 feet lowering to 7100 feet after midnight . Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance
    Showers

Detailed Forecast

Tonight
Rain and snow showers likely, mainly before 2am. Snow level 6000 feet lowering to 5400 feet. Mostly cloudy, with a low around 35. Breezy, with a southwest wind around 20 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
A chance of snow showers before 2pm, then a chance of rain and snow showers. Partly sunny, with a high near 49. Breezy, with a southwest wind 20 to 25 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Wednesday Night
Partly cloudy, with a low around 32. West wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 57. Southwest wind 5 to 15 mph.
Thursday Night
Mostly clear, with a low around 35. West wind 5 to 15 mph becoming southwest after midnight.
Friday
Sunny, with a high near 62. Southeast wind 5 to 10 mph becoming west in the afternoon.
Friday Night
Partly cloudy, with a low around 41.
Saturday
A slight chance of showers after 11am. Snow level 6900 feet rising to 7500 feet in the afternoon. Mostly sunny, with a high near 61.
Saturday Night
A chance of showers, mainly before 11pm. Snow level 7700 feet lowering to 7100 feet after midnight . Mostly cloudy, with a low around 37.
Sunday
A chance of showers. Snow level 6600 feet. Partly sunny, with a high near 54.
Sunday Night
A slight chance of showers. Snow level 6700 feet. Partly cloudy, with a low around 35.
Monday
A chance of rain and snow showers. Snow level 6200 feet rising to 6700 feet in the afternoon. Partly sunny, with a high near 57.
Monday Night
A slight chance of showers. Snow level 7000 feet. Mostly cloudy, with a low around 37.
Tuesday
A chance of showers. Snow level 6600 feet rising to 7100 feet in the afternoon. Partly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
35 Miles ESE Unionville NV
 40.31°N 117.45°W (Elev. 5312 ft)
Last Update:
8:56 pm PDT Apr 21, 2026
Forecast Valid:
11pm PDT Apr 21, 2026-6pm PDT Apr 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