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

Major Winter Storm System Will Bring A Variety Of Impacts To The Central, Southern, And Eastern U.S. Through The Weekend

An impactful winter storm will track from the Plains to New England through Sunday, with bitter cold behind it. Heavy snow is likely from the Corn Belt to interior Northeast, with significant ice accumulations in the Ohio Valley and New England. Farther south, heavy rain could lead to flooding in the Tennessee Valley on Saturday, with isolated severe thunderstorms in the lower Mississippi Valley. Read More >

Current conditions at

Arco (ARC)

Lat: 43.62455°NLon: 113.2971°WElev: 5290ft.

NA

17°F

-8°C

Humidity 90%
Wind Speed WNW 13 G 15 MPH
Barometer NA
Dewpoint 14°F (-10°C)
Visibility NA
Wind Chill3°F (-16°C)
Last update 18 Jan 6:35 am MST
Extended Forecast for

Mackay ID

  • Today

    Today: Mostly sunny, with a high near 33. West wind 5 to 10 mph becoming light and variable in the afternoon.

    Mostly Sunny

    High: 33 °F

  • Tonight

    Tonight: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 18. Calm wind becoming west southwest around 5 mph after midnight.

    Mostly Cloudy
    then Slight
    Chance Snow

    Low: 18 °F

  • Saturday

    Saturday: A chance of snow before noon, then a slight chance of rain and snow. Partly sunny, with a high near 35. West wind 5 to 7 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Chance Snow
    then Slight
    Chance
    Rain/Snow

    High: 35 °F

  • Saturday
    Night

    Saturday Night: A chance of rain and snow. Mostly cloudy, with a low around 23. West southwest wind around 5 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Chance
    Rain/Snow

    Low: 23 °F

  • Sunday

    Sunday: A chance of snow before noon, then rain and snow likely. Mostly cloudy, with a high near 37. South southwest wind 5 to 9 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Chance Snow
    then
    Rain/Snow
    Likely

    High: 37 °F

  • Sunday
    Night

    Sunday Night: Snow likely, mainly before midnight. Cloudy, with a low around 17. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Snow Likely

    Low: 17 °F

  • M.L.King
    Day

    M.L.King Day: A 30 percent chance of snow before noon. Partly sunny, with a high near 28. New snow accumulation of less than a half inch possible.

    Chance Snow
    then Mostly
    Sunny

    High: 28 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 8.

    Mostly Clear

    Low: 8 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 25.

    Mostly Sunny

    High: 25 °F

Detailed Forecast

Today
Mostly sunny, with a high near 33. West wind 5 to 10 mph becoming light and variable in the afternoon.
Tonight
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 18. Calm wind becoming west southwest around 5 mph after midnight.
Saturday
A chance of snow before noon, then a slight chance of rain and snow. Partly sunny, with a high near 35. West wind 5 to 7 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 23. West southwest wind around 5 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Sunday
A chance of snow before noon, then rain and snow likely. Mostly cloudy, with a high near 37. South southwest wind 5 to 9 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Snow likely, mainly before midnight. Cloudy, with a low around 17. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
M.L.King Day
A 30 percent chance of snow before noon. Partly sunny, with a high near 28. New snow accumulation of less than a half inch possible.
Monday Night
Mostly clear, with a low around 8.
Tuesday
Mostly sunny, with a high near 25.
Tuesday Night
Mostly cloudy, with a low around 12.
Wednesday
A 30 percent chance of snow. Partly sunny, with a high near 28.
Wednesday Night
Partly cloudy, with a low around 13.
Thursday
Mostly sunny, with a high near 29.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Mackay ID
 43.92°N 113.62°W (Elev. 5988 ft)
Last Update:
6:14 am MST Jan 18, 2019
Forecast Valid:
7am MST Jan 18, 2019-6pm MST Jan 24, 2019
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation