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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Lost Trail Pass (ITD87)

Lat: 45.69302°NLon: 113.94835°WElev: 7090.0ft.

NA

71°F

22°C

Humidity 28%
Wind Speed WNW 5 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility 1.24 mi
Last update 16 Jun 01:45 PM MDT
Extended Forecast for

3 Miles SW Lost Trail Pass MT

Wind Advisory until June 16, 10:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until June 16, 10:00pm

    NOW until 10:00pm Tue

    Wind Advisory

  • This Afternoon

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. West northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 39 mph.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 60. West northwest wind 8 to 13 mph, with gusts as high as 26 mph.

    High: 60 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 38. Northwest wind 9 to 14 mph becoming light west northwest after midnight. Winds could gust as high as 29 mph.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 72. West wind around 16 mph, with gusts as high as 36 mph.
Tonight
Mostly clear, with a low around 44. West northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 39 mph.
Wednesday
Sunny, with a high near 60. West northwest wind 8 to 13 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly clear, with a low around 38. Northwest wind 9 to 14 mph becoming light west northwest after midnight. Winds could gust as high as 29 mph.
Thursday
Sunny, with a high near 66. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 44.
Juneteenth
Mostly sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 50.
Saturday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 65.
Saturday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Lost Trail Pass MT
 45.67°N 114°W (Elev. 7480 ft)
Last Update:
12:21 pm MDT Jun 16, 2026
Forecast Valid:
2pm MDT Jun 16, 2026-6pm MDT Jun 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation