Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

Hazardous Weather Conditions

Current conditions at

South Big Horn County Airport (KGEY)

Lat: 44.5174°NLon: 108.0752°WElev: 3934.0ft.

Clear

89°F

32°C

Humidity 17%
Wind Speed N 3 MPH
Barometer 29.44 in (996.95 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 20 Jun 06:53 PM MDT
Extended Forecast for

Otto WY

  • Tonight

    Tonight: Mostly clear, with a low around 56. Breezy, with a west southwest wind 10 to 15 mph becoming northwest 17 to 22 mph after midnight. Winds could gust as high as 32 mph.

    Low: 56 °F

    Partly Cloudy
    then Mostly
    Clear and
    Breezy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after 5pm.  Sunny, with a high near 83. Breezy, with a west northwest wind 6 to 15 mph becoming east in the morning. Winds could gust as high as 23 mph.

    High: 83 °F

    Sunny then
    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight, then a chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 47. Windy, with a north northwest wind 18 to 28 mph, with gusts as high as 41 mph.  Chance of precipitation is 50%.

    Low: 47 °F

    Chance
    Showers and
    Windy

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 65. Breezy, with a northwest wind 10 to 18 mph, with gusts as high as 26 mph.  Chance of precipitation is 70%.

    High: 65 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday 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 41. Breezy, with a north northwest wind 5 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 20%.

    Low: 41 °F

    Slight Chance
    T-storms and
    Breezy then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73. West wind 5 to 8 mph becoming east in the afternoon.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 49. North northeast wind around 8 mph becoming northwest after midnight.

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before midnight.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Slight Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 56. Breezy, with a west southwest wind 10 to 15 mph becoming northwest 17 to 22 mph after midnight. Winds could gust as high as 32 mph.
Saturday
A 30 percent chance of showers, mainly after 5pm. Sunny, with a high near 83. Breezy, with a west northwest wind 6 to 15 mph becoming east in the morning. Winds could gust as high as 23 mph.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 47. Windy, with a north northwest wind 18 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 50%.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 65. Breezy, with a northwest wind 10 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Sunday 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 41. Breezy, with a north northwest wind 5 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Monday
Sunny, with a high near 73. West wind 5 to 8 mph becoming east in the afternoon.
Monday Night
Mostly cloudy, with a low around 49. North northeast wind around 8 mph becoming northwest after midnight.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 79.
Tuesday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 50.
Wednesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 87.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Otto WY
 44.39°N 108.27°W (Elev. 4150 ft)
5:44 pm MDT Jun 20, 2025
7pm MDT Jun 20, 2025-6pm MDT Jun 27, 2025
 
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Additional Resources

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Hourly Weather Forecast

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