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

Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

68°F

20°C

Humidity 15%
Wind Speed NW 6 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 17 Mar 01:47 PM MDT
Extended Forecast for

5 Miles S Mackay ID

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 54. West wind around 9 mph, with gusts as high as 18 mph.

    High: 54 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 37. West wind 6 to 9 mph.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 60. West southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 60 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 39. West wind 6 to 9 mph.

    Low: 39 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 62. West southwest wind 6 to 9 mph.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 54. West wind around 9 mph, with gusts as high as 18 mph.
Tonight
Partly cloudy, with a low around 37. West wind 6 to 9 mph.
Wednesday
Sunny, with a high near 60. West southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 39. West wind 6 to 9 mph.
Thursday
Sunny, with a high near 62. West southwest wind 6 to 9 mph.
Thursday Night
Mostly clear, with a low around 41.
Friday
Sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Mackay ID
 43.83°N 113.61°W (Elev. 6506 ft)
Last Update:
1:30 pm MDT Mar 17, 2026
Forecast Valid:
2pm MDT Mar 17, 2026-6pm MDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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