Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

Lat: 44.523°NLon: 114.21611°WElev: 5026.0ft.

Rain

37°F

3°C

Humidity 80%
Wind Speed W 4 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 13 Apr 01:05 PM MDT
Extended Forecast for

6 Miles N Mackay ID

  • This Afternoon

    This Afternoon: Snow showers, mainly before 5pm. The snow could be heavy at times.  High near 28. Southwest wind around 14 mph becoming west northwest. Winds could gust as high as 25 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of 3 to 5 inches possible.

    High: 28 °F

    Heavy Snow

  • Tonight

    Tonight: A 30 percent chance of snow showers, mainly before 9pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 17. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.  New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 33. West wind 6 to 14 mph becoming south southwest in the morning. Winds could gust as high as 24 mph.

    High: 33 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23. West wind 9 to 14 mph, with gusts as high as 24 mph.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Snow showers, mainly after noon.  High near 31. Southwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 36 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 31 °F

    Chance Snow
    Showers then
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers. The snow could be heavy at times.  Low around 15. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Low: 15 °F

    Heavy Snow

  • Thursday

    Thursday: Snow showers.  High near 21. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 21 °F

    Snow Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 10. Windy.

    Low: 10 °F

    Windy. Chance
    Snow then
    Slight Chance
    Snow

  • Friday

    Friday: A 30 percent chance of snow after noon.  Partly sunny, with a high near 23. Blustery.

    High: 23 °F

    Blustery.
    Partly Sunny
    then Chance
    Snow

Detailed Forecast

This Afternoon
Snow showers, mainly before 5pm. The snow could be heavy at times. High near 28. Southwest wind around 14 mph becoming west northwest. Winds could gust as high as 25 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 3 to 5 inches possible.
Tonight
A 30 percent chance of snow showers, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 17. Northwest wind 6 to 11 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.
Tuesday
Mostly sunny, with a high near 33. West wind 6 to 14 mph becoming south southwest in the morning. Winds could gust as high as 24 mph.
Tuesday Night
Partly cloudy, with a low around 23. West wind 9 to 14 mph, with gusts as high as 24 mph.
Wednesday
Snow showers, mainly after noon. High near 31. Southwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow showers. The snow could be heavy at times. Low around 15. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Thursday
Snow showers. High near 21. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 10. Windy.
Friday
A 30 percent chance of snow after noon. Partly sunny, with a high near 23. Blustery.
Friday Night
Partly cloudy, with a low around 13.
Saturday
Sunny, with a high near 32.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Mackay ID
 44.01°N 113.61°W (Elev. 9623 ft)
12:31 pm MDT Apr 13, 2026
1pm MDT Apr 13, 2026-6pm MDT Apr 19, 2026
 
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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