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

Hazardous Weather Conditions

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

79°F

26°C

Humidity 48%
Wind Speed S 17 mph
Barometer 29.77 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 14 Mar 3:50 pm CDT
Extended Forecast for

Knollwood TX

Wind Advisory March 15, 07:00am until March 16, 01:00am
Click here for hazard details and duration
Wind Advisory

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. South wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 63 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a temperature rising to near 71 by noon, then falling to around 60 during the remainder of the day. Windy, with a south wind 20 to 30 mph becoming north northwest in the afternoon. Winds could gust as high as 45 mph.

    High: 71 °F⇓

    Gradual
    Clearing and
    Windy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32. Windy, with a north wind 20 to 30 mph, with gusts as high as 40 mph.

    Low: 32 °F

    Partly Cloudy
    and Windy
    then Mostly
    Clear

  • Monday

    Monday: Mostly sunny, with a high near 49. North northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. North northwest wind 5 to 10 mph becoming south southeast after midnight.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 62. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75. South southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. South wind 5 to 10 mph.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 63. South wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Cloudy through mid morning, then gradual clearing, with a temperature rising to near 71 by noon, then falling to around 60 during the remainder of the day. Windy, with a south wind 20 to 30 mph becoming north northwest in the afternoon. Winds could gust as high as 45 mph.
Sunday Night
Partly cloudy, with a low around 32. Windy, with a north wind 20 to 30 mph, with gusts as high as 40 mph.
Monday
Mostly sunny, with a high near 49. North northwest wind around 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 32. North northwest wind 5 to 10 mph becoming south southeast after midnight.
Tuesday
Sunny, with a high near 62. South wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 47. South wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 75. South southwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 54. South wind 5 to 10 mph.
Thursday
Sunny, with a high near 84.
Thursday Night
Clear, with a low around 59.
Friday
Sunny, with a high near 88.
Friday Night
Clear, with a low around 61.
Saturday
Sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Knollwood TX
 33.69°N 96.63°W (Elev. 846 ft)
Last Update:
1:26 pm CDT Mar 14, 2026
Forecast Valid:
4pm CDT Mar 14, 2026-6pm CDT Mar 21, 2026
 
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