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 portions of the central and southern High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Idaho Falls Regional Airport (KIDA)

Lat: 43.52083°NLon: 112.06611°WElev: 4741.0ft.

Clear

73°F

23°C

Humidity 18%
Wind Speed SW 14 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 21 Apr 02:35 PM MDT
Extended Forecast for

Atomic City ID

Wind Advisory April 22, 12:00pm until April 23, 12:00am
Click here for hazard details and duration
Wind Advisory

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 74. Breezy, with a south wind 18 to 24 mph, with gusts as high as 34 mph.

    High: 74 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: A 30 percent chance of rain, mainly between 3am and 5am. Mostly cloudy, with a low around 37. Breezy, with a south southeast wind 15 to 23 mph, with gusts as high as 32 mph.

    Low: 37 °F

    Mostly Cloudy
    and Breezy
    then Chance
    Rain

  • Wednesday

    Wednesday: Rain, mainly before 3pm, then a chance of showers and thunderstorms after 3pm. High near 50. Windy, with a southwest wind 20 to 25 mph increasing to 29 to 34 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 80%.

    High: 50 °F

    Showers and
    Windy

  • Wednesday Night

    Wednesday Night: A chance of rain before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 32. Breezy, with a west southwest wind 22 to 29 mph, with gusts as high as 39 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 32 °F

    Breezy.
    Chance Rain
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of snow before noon, then rain and snow likely. Partly sunny, with a high near 52. Breezy, with a west southwest wind 17 to 24 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 52 °F

    Chance Snow
    then
    Rain/Snow
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 26. Breezy. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance
    Rain/Snow and
    Breezy then
    Chance Snow

  • Friday

    Friday: A 50 percent chance of snow. Partly sunny, with a high near 49. Little or no snow accumulation expected.

    High: 49 °F

    Chance Snow

  • Friday Night

    Friday Night: A slight chance of rain and snow before midnight. Mostly cloudy, with a low around 24. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: A slight chance of snow after noon, mixing with rain after 3pm. Mostly sunny, with a high near 52. Chance of precipitation is 20%.

    High: 52 °F

    Sunny then
    Slight Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 74. Breezy, with a south wind 18 to 24 mph, with gusts as high as 34 mph.
Tonight
A 30 percent chance of rain, mainly between 3am and 5am. Mostly cloudy, with a low around 37. Breezy, with a south southeast wind 15 to 23 mph, with gusts as high as 32 mph.
Wednesday
Rain, mainly before 3pm, then a chance of showers and thunderstorms after 3pm. High near 50. Windy, with a southwest wind 20 to 25 mph increasing to 29 to 34 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 80%.
Wednesday Night
A chance of rain before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 32. Breezy, with a west southwest wind 22 to 29 mph, with gusts as high as 39 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday
A chance of snow before noon, then rain and snow likely. Partly sunny, with a high near 52. Breezy, with a west southwest wind 17 to 24 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 26. Breezy. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow. Partly sunny, with a high near 49. Little or no snow accumulation expected.
Friday Night
A slight chance of rain and snow before midnight. Mostly cloudy, with a low around 24. Chance of precipitation is 20%.
Saturday
A slight chance of snow after noon, mixing with rain after 3pm. Mostly sunny, with a high near 52. Chance of precipitation is 20%.
Saturday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 27.
Sunday
A chance of rain and snow. Partly sunny, with a high near 55. Chance of precipitation is 30%.
Sunday Night
A 20 percent chance of rain. Partly cloudy, with a low around 29.
Monday
A 20 percent chance of rain. Mostly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Atomic City ID
 43.45°N 112.81°W (Elev. 4997 ft)
Last Update:
12:45 pm MDT Apr 21, 2026
Forecast Valid:
2pm MDT Apr 21, 2026-6pm MDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation