Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Guymon / Guymon Municipal Airport (KGUY)

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

Mostly Cloudy

68°F

20°C

Humidity 78%
Wind Speed S 10 mph
Barometer 30.14 in (1015.4 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 27 Aug 6:53 am CDT
Extended Forecast for

Guymon OK

  • Today

    Today: Mostly sunny, with a high near 91. South wind 5 to 10 mph becoming northeast in the morning.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. East southeast wind 5 to 10 mph becoming south after midnight.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 98. South southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 98 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 68. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 103. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 103 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 70. South wind around 20 mph, with gusts as high as 30 mph.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 104. Southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 104 °F

    Hot

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 69. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 69 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Sunny and hot, with a high near 101. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 101 °F

    Hot

Detailed Forecast

Today
Mostly sunny, with a high near 91. South wind 5 to 10 mph becoming northeast in the morning.
Tonight
Mostly clear, with a low around 62. East southeast wind 5 to 10 mph becoming south after midnight.
Friday
Sunny and hot, with a high near 98. South southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Mostly clear, with a low around 68. South wind around 15 mph, with gusts as high as 25 mph.
Saturday
Sunny and hot, with a high near 103. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 35 mph.
Saturday Night
Partly cloudy, with a low around 70. South wind around 20 mph, with gusts as high as 30 mph.
Sunday
Sunny and hot, with a high near 104. Southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 69. South wind around 15 mph, with gusts as high as 25 mph.
Monday
Sunny and hot, with a high near 101. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 67.
Tuesday
Sunny and hot, with a high near 100.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Sunny and hot, with a high near 102.
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ABOUT THIS FORECAST

 
Point Forecast:
Guymon OK
 36.69°N 101.47°W (Elev. 3097 ft)
6:46 am CDT Aug 27, 2026
7am CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
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