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

Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Current conditions at

South Big Horn County Airport (KGEY)

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

Overcast

51°F

11°C

Humidity 58%
Wind Speed NW 18 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 21 May 12:53 AM MDT
Extended Forecast for

17 Miles W Burgess Junction WY

  • Overnight

    Overnight: Snow showers likely, mainly after 5am. Some thunder is also possible. Cloudy, with a steady temperature around 30. East southeast wind 6 to 8 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 30 °F

    Snow Showers
    Likely

  • Thursday

    Thursday: Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 29. Blustery, with a southeast wind 6 to 11 mph becoming northeast 17 to 22 mph in the morning. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 29 °F

    Heavy Snow
    and Blustery

  • Thursday Night

    Thursday Night: A 50 percent chance of snow showers, mainly before 9pm. Mostly cloudy, with a low around 22. Blustery, with a north northeast wind 17 to 22 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 31 mph. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow
    Showers and
    Blustery

  • Friday

    Friday: Mostly sunny, with a high near 41. North wind 7 to 10 mph becoming west in the morning. Winds could gust as high as 21 mph.

    High: 41 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30. West northwest wind 5 to 10 mph becoming south southeast after midnight. Winds could gust as high as 20 mph.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 49. West southwest wind around 11 mph, with gusts as high as 24 mph.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38. West southwest wind 8 to 14 mph becoming south southeast after midnight. Winds could gust as high as 23 mph.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 57. Breezy.

    High: 57 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Overnight
Snow showers likely, mainly after 5am. Some thunder is also possible. Cloudy, with a steady temperature around 30. East southeast wind 6 to 8 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Thursday
Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 29. Blustery, with a southeast wind 6 to 11 mph becoming northeast 17 to 22 mph in the morning. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Thursday Night
A 50 percent chance of snow showers, mainly before 9pm. Mostly cloudy, with a low around 22. Blustery, with a north northeast wind 17 to 22 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 31 mph. New snow accumulation of less than a half inch possible.
Friday
Mostly sunny, with a high near 41. North wind 7 to 10 mph becoming west in the morning. Winds could gust as high as 21 mph.
Friday Night
Partly cloudy, with a low around 30. West northwest wind 5 to 10 mph becoming south southeast after midnight. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 49. West southwest wind around 11 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 38. West southwest wind 8 to 14 mph becoming south southeast after midnight. Winds could gust as high as 23 mph.
Sunday
Mostly sunny, with a high near 57. Breezy.
Sunday Night
Mostly clear, with a low around 42.
Memorial Day
Sunny, with a high near 61. Breezy.
Monday Night
Partly cloudy, with a low around 44. Breezy.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 60. Breezy.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. Breezy.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 57. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles W Burgess Junction WY
 44.81°N 107.87°W (Elev. 9173 ft)
Last Update:
12:17 am MDT May 21, 2026
Forecast Valid:
1am MDT May 21, 2026-6pm MDT May 27, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation