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High Fire Danger Continues Through Friday In Parts Of The Southwest U.S.

Strong winds and very low humidity will create dangerous fire weather conditions in parts of the Desert Southwest and southern High Plains through Friday. Any fires that ignite in this region could rapidly grow out of control. Red Flag Warnings are in effect for these areas. Read More >

Hazardous Weather Conditions

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Partly Cloudy

80°F

27°C

Humidity 74%
Wind Speed S 20 G 24 mph
Barometer 29.75 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 26 May 9:15 am CDT
Extended Forecast for

Grayson County Airport TX

  • Today

    Today: Partly sunny, with a high near 94. Heat index values as high as 99. South southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Partly Sunny

    High: 94 °F

  • Tonight

    Tonight: Mostly cloudy, with a low around 76. South wind around 15 mph, with gusts as high as 20 mph.

    Mostly Cloudy

    Low: 76 °F

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Some of the storms could be severe.  Mostly cloudy, with a high near 91. Heat index values as high as 101. South wind around 15 mph, with gusts as high as 25 mph.

    Mostly Cloudy
    then Severe
    Thunderstorms

    High: 91 °F

  • Saturday
    Night

    Saturday Night: A 40 percent chance of showers and thunderstorms. Some of the storms could be severe.  Mostly cloudy, with a low around 72. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Severe
    Thunderstorms

    Low: 72 °F

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 83. South southwest wind 5 to 10 mph becoming north in the afternoon.

    Chance
    T-storms

    High: 83 °F

  • Sunday
    Night

    Sunday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 62. North wind 5 to 10 mph.

    Slight Chance
    T-storms

    Low: 62 °F

  • Memorial
    Day

    Memorial Day: Mostly sunny, with a high near 85. Northeast wind 5 to 10 mph.

    Mostly Sunny

    High: 85 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm  after midnight.

    Partly Cloudy

    Low: 62 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. Calm wind becoming southeast around 5 mph in the afternoon.

    Mostly Sunny

    High: 86 °F

Detailed Forecast

Today
Partly sunny, with a high near 94. Heat index values as high as 99. South southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, with a low around 76. South wind around 15 mph, with gusts as high as 20 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Some of the storms could be severe. Mostly cloudy, with a high near 91. Heat index values as high as 101. South wind around 15 mph, with gusts as high as 25 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a low around 72. South wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. South southwest wind 5 to 10 mph becoming north in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. North wind 5 to 10 mph.
Memorial Day
Mostly sunny, with a high near 85. Northeast wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 86. Calm wind becoming southeast around 5 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
Click Map For Forecast
Point Forecast:
Grayson County Airport TX
 33.73°N 96.68°W (Elev. 715 ft)
3:51 am CDT May 26, 2017
9am CDT May 26, 2017-6pm CDT Jun 1, 2017
 
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