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

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

Buffalo - Johnson County Airport (KBYG)

Lat: 44.38122°NLon: 106.71947°WElev: 4925.0ft.

Mostly Cloudy

63°F

17°C

Humidity 77%
Wind Speed NNW 9 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 15 Aug 12:00 AM MDT
Extended Forecast for

15 Miles S Story WY

  • Overnight

    Overnight: A chance of showers and thunderstorms before 3am, then a slight chance of showers. Snow level 13100 feet. Increasing clouds, with a low around 34. West southwest wind 9 to 11 mph. Chance of precipitation is 50%.

    Low: 34 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 5pm, then a chance of showers and thunderstorms after 5pm. Snow level 13000 feet. Partly sunny, with a high near 43. West wind 9 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 43 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am. Snow level 12900 feet. Partly cloudy, with a low around 33. Breezy, with a west southwest wind 7 to 16 mph becoming north in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 40%.

    Low: 33 °F

    Chance
    T-storms and
    Breezy then
    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of rain and snow showers before noon, then a chance of rain showers. Some thunder is also possible. Snow level 12700 feet. Sunny, with a high near 46. Breezy, with a west northwest wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 46 °F

    Breezy.
    Slight Chance
    Rain/Snow
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35. Breezy, with a west wind 11 to 15 mph, with gusts as high as 23 mph.

    Low: 35 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon. Snow level 12900 feet. Mostly sunny, with a high near 49. Breezy, with a west wind 14 to 20 mph, with gusts as high as 29 mph.

    High: 49 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely after midnight. Snow level 13200 feet. Mostly cloudy, with a low around 36. West wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    Low: 36 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: A chance of rain showers before noon, then rain and snow showers likely between noon and 3pm, then rain showers likely after 3pm. Some thunder is also possible. Snow level 12800 feet. Mostly cloudy, with a high near 45. Breezy. Chance of precipitation is 60%.

    High: 45 °F

    Breezy.
    Chance
    Showers then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: A chance of rain showers before midnight, then a chance of rain and snow showers. Some thunder is also possible. Snow level 12700 feet. Mostly cloudy, with a low around 32. Breezy. Chance of precipitation is 50%.

    Low: 32 °F

    Chance
    Showers and
    Breezy then
    Chance
    Rain/Snow

Detailed Forecast

Overnight
A chance of showers and thunderstorms before 3am, then a slight chance of showers. Snow level 13100 feet. Increasing clouds, with a low around 34. West southwest wind 9 to 11 mph. Chance of precipitation is 50%.
Saturday
A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 5pm, then a chance of showers and thunderstorms after 5pm. Snow level 13000 feet. Partly sunny, with a high near 43. West wind 9 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am. Snow level 12900 feet. Partly cloudy, with a low around 33. Breezy, with a west southwest wind 7 to 16 mph becoming north in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 40%.
Sunday
A slight chance of rain and snow showers before noon, then a chance of rain showers. Some thunder is also possible. Snow level 12700 feet. Sunny, with a high near 46. Breezy, with a west northwest wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
Partly cloudy, with a low around 35. Breezy, with a west wind 11 to 15 mph, with gusts as high as 23 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Snow level 12900 feet. Mostly sunny, with a high near 49. Breezy, with a west wind 14 to 20 mph, with gusts as high as 29 mph.
Monday Night
A chance of showers and thunderstorms, then showers likely after midnight. Snow level 13200 feet. Mostly cloudy, with a low around 36. West wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Tuesday
A chance of rain showers before noon, then rain and snow showers likely between noon and 3pm, then rain showers likely after 3pm. Some thunder is also possible. Snow level 12800 feet. Mostly cloudy, with a high near 45. Breezy. Chance of precipitation is 60%.
Tuesday Night
A chance of rain showers before midnight, then a chance of rain and snow showers. Some thunder is also possible. Snow level 12700 feet. Mostly cloudy, with a low around 32. Breezy. Chance of precipitation is 50%.
Wednesday
A chance of rain and snow showers. Some thunder is also possible. Snow level 12500 feet. Partly sunny, with a high near 44. Breezy. Chance of precipitation is 40%.
Wednesday Night
A slight chance of rain and snow showers. Some thunder is also possible. Snow level 12700 feet. Partly cloudy, with a low around 33.
Thursday
A slight chance of showers and thunderstorms. Snow level 12500 feet rising to 13100 feet in the afternoon. Mostly sunny, with a high near 48. Breezy.
Thursday Night
A slight chance of showers and thunderstorms. Snow level 13000 feet. Mostly clear, with a low around 36.
Friday
A slight chance of showers and thunderstorms. Snow level 13000 feet. Mostly sunny, with a high near 51. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles S Story WY
 44.38°N 107.18°W (Elev. 12201 ft)
Last Update:
11:31 pm MDT Aug 14, 2026
Forecast Valid:
12am MDT Aug 15, 2026-6pm MDT Aug 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

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Chance of Precipitation