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

Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Current conditions at

BIGHORN MOUNTAIN (BHMM8)

Lat: 45.07333°NLon: 107.88872°WElev: 8180.0ft.

NA

55°F

13°C

Humidity 49%
Wind Speed WSW 12 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 17 Aug 04:18 AM MDT
Extended Forecast for

19 Miles S Fort Smith MT

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Partly sunny, with a high near 63. West wind 8 to 10 mph.

    High: 63 °F

    Mostly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. Southwest wind around 8 mph. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 61. West southwest wind around 9 mph becoming north in the afternoon. Chance of precipitation is 40%.

    High: 61 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. South southwest wind 7 to 9 mph. Chance of precipitation is 50%.

    Low: 48 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 62. Southwest wind 9 to 11 mph becoming northwest in the afternoon.

    High: 62 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51. North northwest wind around 9 mph becoming south in the evening.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 67. South southwest wind 8 to 10 mph becoming west northwest in the afternoon.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55. North northwest wind 7 to 10 mph becoming south in the evening.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 69. South southwest wind 6 to 9 mph becoming north in the afternoon.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Partly sunny, with a high near 63. West wind 8 to 10 mph.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. Southwest wind around 8 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 61. West southwest wind around 9 mph becoming north in the afternoon. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. South southwest wind 7 to 9 mph. Chance of precipitation is 50%.
Wednesday
Sunny, with a high near 62. Southwest wind 9 to 11 mph becoming northwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 51. North northwest wind around 9 mph becoming south in the evening.
Thursday
Sunny, with a high near 67. South southwest wind 8 to 10 mph becoming west northwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 55. North northwest wind 7 to 10 mph becoming south in the evening.
Friday
Mostly sunny, with a high near 69. South southwest wind 6 to 9 mph becoming north in the afternoon.
Friday Night
Partly cloudy, with a low around 57. North northeast wind around 9 mph becoming south after midnight.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 70. South southwest wind 8 to 11 mph.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56. Northwest wind 7 to 10 mph becoming south southwest after midnight.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 67. South southwest wind 11 to 13 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
19 Miles S Fort Smith MT
 45.04°N 107.9°W (Elev. 8258 ft)
Last Update:
2:03 am MDT Aug 17, 2026
Forecast Valid:
4am MDT Aug 17, 2026-6pm MDT Aug 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation