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Strong thunderstorms possible from southwestern Texas to northern Maine

Strong to severe thunderstorms are possible today from southwestern Texas to northern Maine. Primary threats will be damaging wind gusts and marginally severe hail. Moderate to heavy rainfall could also produce flash flooding from central and northern Texas to the lower Mississippi Valley and Ohio Valley.
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Hazardous Weather Conditions

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Overcast

71°F

22°C

Humidity 86%
Wind Speed NW 9 mph
Barometer 30.10 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 30 May 3:35 pm CDT
Extended Forecast for

Denison TX

  • This
    Afternoon

    Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

    Slight Chc
    Thunderstorms

    High: 77 °F

  • Tonight

    Slight Chance Thunderstorms Chance for Measurable Precipitation 10%

    Slight Chc
    Thunderstorms

    Low: 59 °F

  • Sunday

    Mostly Sunny

    Mostly
    Sunny

    High: 78 °F

  • Sunday
    Night

    Mostly Clear

    Mostly
    Clear

    Low: 59 °F

  • Monday

    Mostly Sunny

    Mostly
    Sunny

    High: 81 °F

  • Monday
    Night

    Partly Cloudy

    Partly
    Cloudy

    Low: 63 °F

  • Tuesday

    Mostly Sunny

    Mostly
    Sunny

    High: 83 °F

  • Tuesday
    Night

    Partly Cloudy

    Partly
    Cloudy

    Low: 66 °F

  • Wednesday

    Mostly Sunny

    Mostly
    Sunny

    High: 84 °F

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 77. North wind around 5 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 59. North wind around 5 mph.
Sunday
Mostly sunny, with a high near 78. North wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 59. East northeast wind around 5 mph.
Monday
Mostly sunny, with a high near 81. Southeast wind around 5 mph.
Monday Night
Partly cloudy, with a low around 63. Southeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 83. South southeast wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 66. Southeast wind around 5 mph.
Wednesday
Mostly sunny, with a high near 84. South southeast wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 68.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 68.
Friday
Mostly sunny, with a high near 86.
  Click Map For Forecast
Point Forecast:
Denison TX
 33.75°N 96.57°W (Elev. 748 ft)
4:36 am CDT May 30, 2015
4pm CDT May 30, 2015-6pm CDT Jun 5, 2015
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Graph

National Digital Forecast Database