Moke Impacts Hawaii; Severe Thunderstorms and Heavy Rainfall from the Great Basin to the Plains

Heavy rain from Tropical Storm Moke will begin to impact the Big Island today, risking life-threatening flooding and mudslides in windward and southeast areas. Severe thunderstorms are expected across the northern Rockies/Plains and northern Great Basin. Repeated storms and heavy rainfall may cause flash flooding from the Plains into the Lower MS Valley. Dangerous heat persists across the South. Read More >

Current conditions at

FISHTAIL (FSLM8)

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

NA

90°F

32°C

Humidity 22%
Wind Speed E 4 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Heat Index87°F (31°C)
Last update 23 Aug 01:22 PM MDT
Extended Forecast for

11 Miles NNE Cooke City MT

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 64. West southwest wind 20 to 24 mph.

    High: 64 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 40. Southwest wind 18 to 23 mph decreasing to 8 to 13 mph after midnight.

    Low: 40 °F

    Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 63. West wind 10 to 17 mph.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. West wind 5 to 9 mph becoming south southwest after midnight.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon.  Sunny through mid morning, then becoming mostly cloudy, with a high near 61. Southwest wind 8 to 10 mph becoming west northwest in the afternoon.  Chance of precipitation is 70%.

    High: 61 °F

    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Partly cloudy, with a low around 42. North northwest wind around 7 mph becoming south southwest after midnight.  Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 64. South southwest wind 7 to 11 mph.

    High: 64 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 42. Northwest wind 7 to 9 mph becoming south southwest in the evening.

    Low: 42 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 64. South southwest wind 10 to 16 mph.

    High: 64 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 64. West southwest wind 20 to 24 mph.
Tonight
A 30 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 40. Southwest wind 18 to 23 mph decreasing to 8 to 13 mph after midnight.
Monday
Sunny, with a high near 63. West wind 10 to 17 mph.
Monday Night
Mostly cloudy, with a low around 41. West wind 5 to 9 mph becoming south southwest after midnight.
Tuesday
Showers likely and possibly a thunderstorm after noon. Sunny through mid morning, then becoming mostly cloudy, with a high near 61. Southwest wind 8 to 10 mph becoming west northwest in the afternoon. Chance of precipitation is 70%.
Tuesday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 42. North northwest wind around 7 mph becoming south southwest after midnight. Chance of precipitation is 20%.
Wednesday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 64. South southwest wind 7 to 11 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 42. Northwest wind 7 to 9 mph becoming south southwest in the evening.
Thursday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 64. South southwest wind 10 to 16 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 43. South southwest wind 10 to 14 mph.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 63. West southwest wind 10 to 20 mph.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 41. South southwest wind 14 to 20 mph.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 60. West southwest wind 15 to 23 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Cooke City MT
 45.18°N 109.87°W (Elev. 10200 ft)
12:32 pm MDT Aug 23, 2026
1pm MDT Aug 23, 2026-6pm MDT Aug 29, 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