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

Buffalo - Johnson County Airport (KBYG)

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

Clear

37°F

3°C

Humidity 93%
Wind Speed NW 10 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 21 May 04:20 AM MDT
Extended Forecast for

11 Miles S Story WY

  • Overnight

    Overnight: A 40 percent chance of snow showers, mainly after 5am. Cloudy, with a low around 25. South wind around 9 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: Snow showers, mainly after 8am. The snow could be heavy at times. Some thunder is also possible. High near 37. Breezy, with a south wind 7 to 16 mph becoming north in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 37 °F

    Heavy Snow
    and Breezy

  • Thursday Night

    Thursday Night: Snow showers, mainly before 11pm. Low around 21. Blustery, with a northwest wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 21 °F

    Snow Showers
    and Blustery
    then Chance
    Snow Showers

  • Friday

    Friday: A 20 percent chance of snow showers after noon. Some thunder is also possible. Mostly sunny through mid morning, then becoming cloudy, with a high near 48. North northwest wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 48 °F

    Partly Sunny
    then Slight
    Chance Snow
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25. Northwest wind 7 to 14 mph becoming southwest in the evening. Winds could gust as high as 21 mph.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of rain and snow showers after noon. Some thunder is also possible. Sunny, with a high near 55. West wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 55 °F

    Sunny then
    Slight Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. Breezy, with a west southwest wind 11 to 16 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 31 mph.

    Low: 33 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 63. Breezy.

    High: 63 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Breezy.

    Low: 37 °F

    Mostly Clear
    and Breezy

Detailed Forecast

Overnight
A 40 percent chance of snow showers, mainly after 5am. Cloudy, with a low around 25. South wind around 9 mph. Total nighttime snow accumulation of less than a half inch possible.
Thursday
Snow showers, mainly after 8am. The snow could be heavy at times. Some thunder is also possible. High near 37. Breezy, with a south wind 7 to 16 mph becoming north in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Thursday Night
Snow showers, mainly before 11pm. Low around 21. Blustery, with a northwest wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Friday
A 20 percent chance of snow showers after noon. Some thunder is also possible. Mostly sunny through mid morning, then becoming cloudy, with a high near 48. North northwest wind 11 to 14 mph, with gusts as high as 22 mph.
Friday Night
Partly cloudy, with a low around 25. Northwest wind 7 to 14 mph becoming southwest in the evening. Winds could gust as high as 21 mph.
Saturday
A slight chance of rain and snow showers after noon. Some thunder is also possible. Sunny, with a high near 55. West wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 33. Breezy, with a west southwest wind 11 to 16 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 31 mph.
Sunday
Sunny, with a high near 63. Breezy.
Sunday Night
Mostly clear, with a low around 37. Breezy.
Memorial Day
Sunny, with a high near 65. Breezy.
Monday Night
Mostly clear, with a low around 40. Windy.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 65. Breezy.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 37. Breezy.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 62. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles S Story WY
 44.45°N 107.13°W (Elev. 9196 ft)
Last Update:
3:01 am MDT May 21, 2026
Forecast Valid:
4am MDT May 21, 2026-6pm MDT May 27, 2026
 
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Additional Resources

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Chance of Precipitation