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

Henry's Lake (ITD55)

Lat: 44.61831°NLon: 111.33548°WElev: 6617.0ft.

NA

40°F

4°C

Humidity 55%
Wind Speed E 2 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility 1.24 mi
Last update 12 Mar 10:15 PM MDT
Extended Forecast for

2 Miles S Island Park ID

  • Tonight

    Tonight: A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 31. South southwest wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 31 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: Rain and snow likely, becoming all rain after 3pm. Snow level rising to 7600 feet in the afternoon. Mostly cloudy, with a high near 46. South southwest wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 46 °F

    Chance Snow
    then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Rain likely before midnight, then rain and snow likely. Snow level 7600 feet lowering to 6500 feet after midnight . Cloudy, with a low around 32. South southwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Saturday

    Saturday: Snow. High near 42. Breezy, with a south southwest wind 14 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 42 °F

    Snow and
    Breezy

  • Saturday Night

    Saturday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 11. Northwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 11 °F

    Snow Likely
    then Chance
    Snow

  • Sunday

    Sunday: A 20 percent chance of snow. Partly sunny, with a high near 30.

    High: 30 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 20. New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Chance Snow

  • Monday

    Monday: A 50 percent chance of snow. Mostly cloudy, with a high near 40.

    High: 40 °F

    Chance Snow

  • Monday Night

    Monday Night: A 40 percent chance of rain, mainly before midnight. Snow level 7700 feet. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance Rain

Detailed Forecast

Tonight
A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 31. South southwest wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.
Friday
Rain and snow likely, becoming all rain after 3pm. Snow level rising to 7600 feet in the afternoon. Mostly cloudy, with a high near 46. South southwest wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Friday Night
Rain likely before midnight, then rain and snow likely. Snow level 7600 feet lowering to 6500 feet after midnight . Cloudy, with a low around 32. South southwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
Snow. High near 42. Breezy, with a south southwest wind 14 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Saturday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 11. Northwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 30.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 20. New snow accumulation of less than a half inch possible.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 40.
Monday Night
A 40 percent chance of rain, mainly before midnight. Snow level 7700 feet. Mostly cloudy, with a low around 30.
Tuesday
Partly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Partly sunny, with a high near 57.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Island Park ID
 44.52°N 111.34°W (Elev. 6450 ft)
Last Update:
8:41 pm MDT Mar 12, 2026
Forecast Valid:
10pm MDT Mar 12, 2026-6pm MDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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