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

Wet and Cool in the East this Memorial Day Weekend; Well Above Normal Temperatures in the Northern Plains

A wet Memorial Day weekend is in store for the East, with widespread rainfall of 1 to more than 2 inches expected from the Gulf Coast to southern New England. Well above normal temperatures are forecast to build across the northern Plains. Another round of heavy to excessive rainfall is expected to impact the western Gulf Coast this weekend with Flood Watches in effect. Read More >

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Partly Cloudy

59°F

15°C

Humidity 30%
Wind Speed NNW 18 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 22 May 02:35 PM MDT
Extended Forecast for

Buffalo WY

  • This Afternoon

    This Afternoon: Isolated showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 58. North wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 58 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 40. North northwest wind 5 to 7 mph becoming west southwest in the evening.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Isolated showers and thunderstorms between noon and 1pm. Mostly sunny, with a high near 69. West southwest wind 5 to 7 mph becoming light and variable. Chance of precipitation is 10%.

    High: 69 °F

    Mostly Sunny
    then Isolated
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47. North wind 5 to 8 mph becoming west southwest in the evening.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79. West southwest wind 5 to 8 mph becoming calm.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50. North northwest wind 5 to 7 mph becoming light and variable.

    Low: 50 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 83. Calm wind becoming southeast 5 to 9 mph in the morning.

    High: 83 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Windy.

    High: 83 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Windy

Detailed Forecast

This Afternoon
Isolated showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 58. North wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 40. North northwest wind 5 to 7 mph becoming west southwest in the evening.
Saturday
Isolated showers and thunderstorms between noon and 1pm. Mostly sunny, with a high near 69. West southwest wind 5 to 7 mph becoming light and variable. Chance of precipitation is 10%.
Saturday Night
Mostly clear, with a low around 47. North wind 5 to 8 mph becoming west southwest in the evening.
Sunday
Sunny, with a high near 79. West southwest wind 5 to 8 mph becoming calm.
Sunday Night
Mostly clear, with a low around 50. North northwest wind 5 to 7 mph becoming light and variable.
Memorial Day
A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 83. Calm wind becoming southeast 5 to 9 mph in the morning.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 83. Windy.
Tuesday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 54. Breezy.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 75. Breezy.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Breezy.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 75. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo WY
 44.34°N 106.72°W (Elev. 4797 ft)
Last Update:
2:01 pm MDT May 22, 2026
Forecast Valid:
2pm MDT May 22, 2026-6pm MDT May 28, 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

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation