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

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

Guymon / Guymon Municipal Airport (KGUY)

Lat: 36.68°NLon: 101.51°WElev: 3123ft.

Fair

81°F

27°C

Humidity 41%
Wind Speed S 16 G 25 mph
Barometer 29.81 in (1004.9 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 11 Oct 7:53 pm CDT
Extended Forecast for

Guymon OK

  • Tonight

    Tonight: Mostly clear, with a low around 65. South wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 65 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 91. Southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 91 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. Southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 58. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. West wind 10 to 15 mph becoming east in the afternoon. Winds could gust as high as 25 mph.

    High: 77 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 51. East southeast wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 51 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 71. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 71 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Partly cloudy, with a low around 46. North wind around 15 mph, with gusts as high as 25 mph.

    Low: 46 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 65. South wind 15 to 20 mph, with gusts as high as 30 mph.
Columbus Day
Sunny, with a high near 91. Southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 63. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 89. Southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 58. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. West wind 10 to 15 mph becoming east in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 51. East southeast wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph.
Thursday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 71. North wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 46. North wind around 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 36.
Saturday
Sunny, with a high near 65.
Saturday Night
Mostly clear, with a low around 43.
Sunday
Sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Guymon OK
 36.69°N 101.47°W (Elev. 3097 ft)
Last Update:
6:45 pm CDT Oct 11, 2026
Forecast Valid:
8pm CDT Oct 11, 2026-6pm CDT Oct 18, 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