Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

Lat: 43.5°NLon: 114.3°WElev: 5318.0ft.

Mostly Cloudy

54°F

12°C

Humidity 43%
Wind Speed W 10 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 31 Mar 01:47 PM MDT
Extended Forecast for

Arco ID

  • This Afternoon

    This Afternoon: A 40 percent chance of rain.  Mostly cloudy, with a high near 56. Breezy, with a southwest wind around 22 mph, with gusts as high as 31 mph.

    High: 56 °F

    Chance Rain
    and Breezy

  • Tonight

    Tonight: Rain likely, mainly before midnight.  Mostly cloudy, with a low around 33. West southwest wind 15 to 20 mph becoming northwest 6 to 11 mph after midnight. Winds could gust as high as 26 mph.  Chance of precipitation is 60%.

    Low: 33 °F

    Rain Likely
    then Chance
    Rain

  • Wednesday

    Wednesday: A chance of rain and snow before 10am, then a chance of rain.  Partly sunny, with a high near 55. Breezy, with a northwest wind 6 to 11 mph becoming west southwest 19 to 24 mph in the afternoon. Winds could gust as high as 32 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 55 °F

    Chance
    Rain/Snow
    then Chance
    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain before 3am, then rain and snow.  Low around 32. Breezy, with a south southwest wind 15 to 23 mph, with gusts as high as 31 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain Likely
    and Breezy
    then
    Rain/Snow

  • Thursday

    Thursday: Snow.  High near 42. Breezy, with a west southwest wind 16 to 24 mph, with gusts as high as 32 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 42 °F

    Snow and
    Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of snow before midnight.  Mostly cloudy, with a low around 24. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of rain. Mostly cloudy, with a high near 56. Breezy, with a southwest wind around 22 mph, with gusts as high as 31 mph.
Tonight
Rain likely, mainly before midnight. Mostly cloudy, with a low around 33. West southwest wind 15 to 20 mph becoming northwest 6 to 11 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 60%.
Wednesday
A chance of rain and snow before 10am, then a chance of rain. Partly sunny, with a high near 55. Breezy, with a northwest wind 6 to 11 mph becoming west southwest 19 to 24 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Wednesday Night
Rain before 3am, then rain and snow. Low around 32. Breezy, with a south southwest wind 15 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday
Snow. High near 42. Breezy, with a west southwest wind 16 to 24 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 24. New snow accumulation of less than a half inch possible.
Friday
Mostly sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 26.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Arco ID
 43.64°N 113.3°W (Elev. 6066 ft)
12:31 pm MDT Mar 31, 2026
2pm MDT Mar 31, 2026-6pm MDT Apr 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database