Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

FISHTAIL (FSLM8)

Lat: 45.45806°NLon: 109.57139°WElev: 4550.0ft.

NA

64°F

18°C

Humidity 71%
Wind Speed SE 5 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 15 Aug 10:22 AM MDT
Extended Forecast for

7 Miles WNW Roscoe MT

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 3pm.  Partly sunny, with a high near 70. East wind around 6 mph.

    High: 70 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am.  Mostly cloudy, with a low around 52. Southeast wind around 6 mph becoming light and variable  in the evening.  Chance of precipitation is 40%.

    Low: 52 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon.  Increasing clouds, with a high near 77. Calm wind becoming east northeast around 6 mph in the afternoon.

    High: 77 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 54. Southwest wind 5 to 7 mph.  Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after noon.  Cloudy through mid morning, then becoming mostly sunny, with a high near 78. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 78 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 56. Southwest wind around 6 mph.  Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 75. Light and variable wind becoming north around 6 mph in the afternoon.  Chance of precipitation is 70%.

    High: 75 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 52. North northwest wind 5 to 7 mph becoming light and variable  in the evening.

    Low: 52 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 77. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 70. East wind around 6 mph.
Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am. Mostly cloudy, with a low around 52. Southeast wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 40%.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 77. Calm wind becoming east northeast around 6 mph in the afternoon.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 54. Southwest wind 5 to 7 mph. Chance of precipitation is 30%.
Monday
A 40 percent chance of showers and thunderstorms after noon. Cloudy through mid morning, then becoming mostly sunny, with a high near 78. Calm wind becoming northeast around 6 mph in the afternoon.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 56. Southwest wind around 6 mph. Chance of precipitation is 60%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 75. Light and variable wind becoming north around 6 mph in the afternoon. Chance of precipitation is 70%.
Tuesday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 52. North northwest wind 5 to 7 mph becoming light and variable in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Calm wind becoming northeast around 6 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55. North northwest wind 5 to 7 mph becoming southwest in the evening.
Thursday
Sunny, with a high near 81. Calm wind becoming northeast around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 58. North northeast wind 5 to 7 mph becoming light and variable after midnight.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. Calm wind becoming northeast around 6 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WNW Roscoe MT
 45.39°N 109.63°W (Elev. 5659 ft)
9:47 am MDT Aug 15, 2026
11am MDT Aug 15, 2026-6pm MDT Aug 21, 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