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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Guymon / Guymon Municipal Airport (KGUY)

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

Fair and Windy

78°F

26°C

Humidity 36%
Wind Speed SW 28 G 37 mph
Barometer 29.95 in (1009.6 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 10 Oct 10:53 am CDT
Extended Forecast for

Guymon OK

  • Today

    Today: Sunny, with a high near 86. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 86 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Increasing clouds, with a low around 61. South wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 61 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 89. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 89 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. South wind around 20 mph, with gusts as high as 30 mph.

    Low: 64 °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: Clear, with a low around 62. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 62 °F

    Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 86. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 86 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 58 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 79. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 86. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 35 mph.
Tonight
Increasing clouds, with a low around 61. South wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 89. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.
Sunday Night
Mostly clear, with a low around 64. South wind around 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
Clear, with a low around 62. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 86. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58. South wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 79. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 76.
Thursday Night
A 20 percent chance of showers. Mostly clear, with a low around 48.
Friday
Sunny, with a high near 67.
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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 am CDT Oct 10, 2026
Forecast Valid:
11am CDT Oct 10, 2026-6pm CDT Oct 16, 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