Severe Thunderstorms in the Northeast and Northern Plains; Critical Fire Weather in the West

Scattered severe thunderstorms capable of damaging wind gusts and hail are forecast across the Northeast U.S. and North Dakota today. Heavy to excessive rainfall is possible over eastern New Mexico into western Texas and over the western Florida peninsula today. Critical fire weather conditions will persist today over parts of the interior Northwest and Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

South Big Horn County Airport (KGEY)

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

Clear

80°F

27°C

Humidity 35%
Wind Speed N 0 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 03 Jul 09:53 AM MDT
Extended Forecast for

Greybull/S Big Horn Airport WY

  • Today

    Today: Isolated showers and thunderstorms after 1pm.  Partly sunny, with a high near 92. Light and variable wind becoming west northwest 9 to 14 mph in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 20%.

    High: 92 °F

    Partly Sunny
    then Isolated
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms before 3am, then isolated showers after 4am.  Mostly cloudy, with a low around 62. West northwest wind 5 to 13 mph becoming east southeast after midnight.  Chance of precipitation is 30%.

    Low: 62 °F

    Scattered
    T-storms

  • Independence Day

    Independence Day: Scattered showers and thunderstorms, mainly after 3pm.  Mostly sunny, with a high near 87. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Isolated
    T-storms then
    Scattered
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, then gradually becoming mostly clear, with a low around 56. North wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 20 mph.

    Low: 56 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 87. Light and variable wind becoming north 5 to 10 mph in the morning. Winds could gust as high as 22 mph.

    High: 87 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before midnight.  Mostly clear, with a low around 55. North northwest wind 6 to 11 mph becoming light west northwest  after midnight. Winds could gust as high as 22 mph.

    Low: 55 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
Isolated showers and thunderstorms after 1pm. Partly sunny, with a high near 92. Light and variable wind becoming west northwest 9 to 14 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Tonight
Scattered showers and thunderstorms before 3am, then isolated showers after 4am. Mostly cloudy, with a low around 62. West northwest wind 5 to 13 mph becoming east southeast after midnight. Chance of precipitation is 30%.
Independence Day
Scattered showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 87. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 56. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 87. Light and variable wind becoming north 5 to 10 mph in the morning. Winds could gust as high as 22 mph.
Saturday Night
A 10 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 55. North northwest wind 6 to 11 mph becoming light west northwest after midnight. Winds could gust as high as 22 mph.
Sunday
Sunny, with a high near 87. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 57.
Monday
Sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
Greybull/S Big Horn Airport WY
 44.51°N 108.07°W (Elev. 3799 ft)
9:58 am MDT Jul 3, 2025
10am MDT Jul 3, 2025-6pm MDT Jul 9, 2025
 
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Additional Resources

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