Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley Thursday afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

43°F

6°C

Humidity 31%
Wind Speed N 0 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 09 Apr 12:55 AM MDT
Extended Forecast for

22 Miles NNW Mackay ID

  • Overnight

    Overnight: Partly cloudy, with a low around 23. West wind around 14 mph.

    Low: 23 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 37. West wind 10 to 17 mph, with gusts as high as 23 mph.

    High: 37 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 29. West wind 10 to 17 mph becoming south southwest in the evening. Winds could gust as high as 22 mph.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: Snow likely, mainly between noon and 3pm, then snow showers likely after 3pm. Some thunder is also possible.  Partly sunny, with a high near 42. Breezy, with a south southeast wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Slight Chance
    Snow then
    Snow Likely
    and Breezy

  • Friday Night

    Friday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 28. Breezy, with a south wind 20 to 26 mph, with gusts as high as 34 mph.  New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: Snow, mainly after noon.  High near 35. Windy.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Windy. Chance
    Snow then
    Snow

  • Saturday Night

    Saturday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 25. Breezy.  New snow accumulation of less than one inch possible.

    Low: 25 °F

    Chance Snow
    and Breezy

  • Sunday

    Sunday: Snow.  High near 28. Windy.  Chance of precipitation is 100%.

    High: 28 °F

    Snow and
    Windy

  • Sunday Night

    Sunday Night: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 20. Chance of precipitation is 60%.

    Low: 20 °F

    Snow Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 23. West wind around 14 mph.
Thursday
Sunny, with a high near 37. West wind 10 to 17 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 29. West wind 10 to 17 mph becoming south southwest in the evening. Winds could gust as high as 22 mph.
Friday
Snow likely, mainly between noon and 3pm, then snow showers likely after 3pm. Some thunder is also possible. Partly sunny, with a high near 42. Breezy, with a south southeast wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 28. Breezy, with a south wind 20 to 26 mph, with gusts as high as 34 mph. New snow accumulation of less than a half inch possible.
Saturday
Snow, mainly after noon. High near 35. Windy. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 25. Breezy. New snow accumulation of less than one inch possible.
Sunday
Snow. High near 28. Windy. Chance of precipitation is 100%.
Sunday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 20. Chance of precipitation is 60%.
Monday
Snow. High near 25. Chance of precipitation is 80%.
Monday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 19.
Tuesday
A 20 percent chance of snow. Mostly sunny, with a high near 28.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
A 20 percent chance of snow. Mostly sunny, with a high near 29. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NNW Mackay ID
 44.2°N 113.8°W (Elev. 11401 ft)
12:31 am MDT Apr 9, 2026
1am MDT Apr 9, 2026-6pm MDT Apr 15, 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