Severe Thunderstorm and Excessive Rainfall Threats in the Mid-South

Severe thunderstorms and excessive rainfall will remain likely tonight from parts of the mid Mississippi, Ohio, and Tennessee Valleys into the southern Plains before the severe weather threat shifts south on Thursday toward the Southern Plains and Southeast. Heavy mountain snow and and moderate lower elevation rain will gradually wane across the Northern Rockies. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Partly Cloudy

59°F

15°C

Humidity 91%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 10 May 2:15 am CDT
Extended Forecast for

Denison TX

  • Overnight

    Overnight: Partly cloudy, with a low around 58. North northeast wind around 10 mph.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79. North northeast wind around 10 mph.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. North northeast wind 5 to 10 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 79. East southeast wind around 5 mph.

    High: 79 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 60. South southwest wind around 5 mph becoming east after midnight.

    Low: 60 °F

    Cloudy then
    Slight Chance
    T-storms

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 74. Southeast wind 5 to 10 mph.

    High: 74 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms.  Low around 63. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%.

    Low: 63 °F

    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 79. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 79 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am.  Mostly clear, with a low around 62. West southwest wind around 10 mph.

    Low: 62 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 58. North northeast wind around 10 mph.
Friday
Mostly sunny, with a high near 79. North northeast wind around 10 mph.
Friday Night
Partly cloudy, with a low around 58. North northeast wind 5 to 10 mph.
Saturday
Increasing clouds, with a high near 79. East southeast wind around 5 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 60. South southwest wind around 5 mph becoming east after midnight.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Southeast wind 5 to 10 mph.
Sunday Night
Showers and thunderstorms. Low around 63. South southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 62. West southwest wind around 10 mph.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
Denison TX
 33.75°N 96.57°W (Elev. 748 ft)
12:33 am CDT May 10, 2024
2am CDT May 10, 2024-6pm CDT May 16, 2024
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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