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

Hurricane and Storm Surge Watches Issued for the Northern Gulf Coast for Strengthening Tropical Storm Isaias

Tropical Storm Isaias is forecast to track toward the central Gulf Coast while strengthening into a hurricane on Thursday. There is an increasing risk of damaging hurricane-force winds and life-threatening storm surge impacts along portions of the northern Gulf Coast Friday into Saturday. Isaias will bring heavy rainfall to the central Gulf Coast and much of the Southeast Friday into the weekend. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

72°F

22°C

Humidity 26%
Wind Speed SE 14 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 07 Oct 12:47 PM MDT
Extended Forecast for

Arco ID

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. South wind 5 to 9 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. South southwest wind 6 to 11 mph becoming light and variable. Winds could gust as high as 18 mph.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Light and variable wind becoming south southwest 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. Southwest wind 5 to 9 mph becoming northwest after midnight. Winds could gust as high as 21 mph.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 79. Breezy, with a light and variable wind becoming southwest 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 79 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44. Breezy.

    Low: 44 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain after noon. Partly sunny, with a high near 69. Breezy.

    High: 69 °F

    Partly Sunny
    then Slight
    Chance Rain
    and Breezy

  • Saturday Night

    Saturday Night: Rain likely, mainly after midnight. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.

    Low: 34 °F

    Chance Rain
    then Rain
    Likely

  • Sunday

    Sunday: Rain likely, mainly before noon. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.

    High: 53 °F

    Rain Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 80. South wind 5 to 9 mph.
Tonight
Mostly clear, with a low around 45. South southwest wind 6 to 11 mph becoming light and variable. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 79. Light and variable wind becoming south southwest 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 43. Southwest wind 5 to 9 mph becoming northwest after midnight. Winds could gust as high as 21 mph.
Friday
Sunny, with a high near 79. Breezy, with a light and variable wind becoming southwest 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.
Friday Night
Partly cloudy, with a low around 44. Breezy.
Saturday
A 20 percent chance of rain after noon. Partly sunny, with a high near 69. Breezy.
Saturday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.
Sunday
Rain likely, mainly before noon. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Columbus Day
A 50 percent chance of rain. Partly sunny, with a high near 55.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 30.
Tuesday
A 30 percent chance of rain. Partly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arco ID
 43.62°N 113.3°W (Elev. 5364 ft)
Last Update:
12:31 pm MDT Oct 7, 2026
Forecast Valid:
1pm MDT Oct 7, 2026-6pm MDT Oct 13, 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