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

Hazardous Weather Conditions

Current conditions at

UPPER SAND WASH (USWU1)

Lat: 39.70819°NLon: 109.441°WElev: 6469.0ft.

NA

33°F

1°C

Humidity 55%
Wind Speed SSW 10 MPH
Barometer NA
Dewpoint 18°F (-8°C)
Visibility NA
Wind Chill25°F (-4°C)
Last update 17 Feb 11:27 PM MST
Extended Forecast for

18 Miles SSW Bonanza UT

Winter Weather Advisory February 18, 12:42am until February 19, 05:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 18, 12:42am until February 19, 05:00am

    NOW until 5:00am Thu

    Winter Weather Advisory

  • Overnight

    Low: 29 °F

    Chance Snow
    Showers and
    Breezy

  • Wednesday

    Wednesday: Snow showers likely, mainly between 9am and 3pm. Mostly cloudy, with a high near 39. Windy, with a south wind 25 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 39 °F

    Snow Showers
    Likely and
    Windy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow showers, mainly before 7pm. Mostly clear, with a low around 14. Breezy, with a west southwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.

    Low: 14 °F

    Chance Snow
    Showers and
    Breezy then
    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 32. West southwest wind 10 to 15 mph.

    High: 32 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 17. South wind around 10 mph becoming north northeast after midnight.

    Low: 17 °F

    Chance Snow
    Showers

  • Friday

    Friday: Snow showers likely, mainly before 11am. Mostly cloudy, with a high near 31. Chance of precipitation is 60%.

    High: 31 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 10.

    Low: 10 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 33.

    High: 33 °F

    Sunny

Detailed Forecast

Overnight
A 40 percent chance of snow showers, mainly after 3am. Mostly cloudy, with a low around 29. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph. Winds could gust as high as 40 mph.
Wednesday
Snow showers likely, mainly between 9am and 3pm. Mostly cloudy, with a high near 39. Windy, with a south wind 25 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday Night
A 30 percent chance of snow showers, mainly before 7pm. Mostly clear, with a low around 14. Breezy, with a west southwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.
Thursday
Mostly sunny, with a high near 32. West southwest wind 10 to 15 mph.
Thursday Night
A 40 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 17. South wind around 10 mph becoming north northeast after midnight.
Friday
Snow showers likely, mainly before 11am. Mostly cloudy, with a high near 31. Chance of precipitation is 60%.
Friday Night
Partly cloudy, with a low around 10.
Saturday
Sunny, with a high near 33.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
Partly sunny, with a high near 40.
Sunday Night
Mostly clear, with a low around 22.
Monday
Mostly sunny, with a high near 47.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles SSW Bonanza UT
 39.78°N 109.32°W (Elev. 5997 ft)
Last Update:
12:27 am MST Feb 18, 2026
Forecast Valid:
12am MST Feb 18, 2026-6pm MST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation