Notice of NWS' New Version of Forecast
A new version of Forecast will launch March 7, 2017.
Click here to visit the new site for details.

Heavy rain, flooding, and mountain snow in Calfornia, severe thunderstorms from Texas to Oklahoma

A series of storm systems will bring a continued threat for heavy rainfall, flooding, very heavy mountain snowfall, and strong winds to California into Tuesday. The threat for flooding, mudslides, and dangerous travel is expected to continue. Severe thunderstorms capable of damaging winds, large hail, and a few tornadoes possible from south Texas to central Oklahoma this afternoon into Monday. Read More >

Hazardous Weather Conditions

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fog/Mist

68°F

20°C

Humidity 87%
Wind Speed E 9 mph
Barometer 29.92 in
Dewpoint 64°F (18°C)
Visibility 5.00 mi
Last update 19 Feb 12:55 pm CST
Extended Forecast for

2 Miles S Willis OK

  • This
    Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Cloudy, with a high near 70. Southeast wind around 10 mph.

    Slight Chance
    T-storms

    High: 70 °F

  • Tonight

    Tonight: Showers and thunderstorms likely.  Cloudy, with a low around 59. Southeast wind 5 to 10 mph becoming south southwest after midnight.  Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

    T-storms
    Likely

    Low: 59 °F

  • Washington's
    Birthday

    Washington's Birthday: A 30 percent chance of showers and thunderstorms before noon.  Mostly cloudy, with a high near 72. South southwest wind around 5 mph.

    Chance
    T-storms then
    Mostly Cloudy

    High: 72 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 50. Calm wind.

    Partly Cloudy

    Low: 50 °F

  • Tuesday

    Tuesday: Sunny, with a high near 75. North wind around 5 mph.

    Sunny

    High: 75 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 50. Calm wind becoming south southwest around 5 mph.

    Mostly Clear

    Low: 50 °F

  • Wednesday

    Wednesday: Sunny, with a high near 74. South wind 5 to 10 mph.

    Sunny

    High: 74 °F

  • Wednesday
    Night

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

    Mostly Clear

    Low: 54 °F

  • Thursday

    Thursday: Sunny, with a high near 76. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Sunny

    High: 76 °F

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Cloudy, with a high near 70. Southeast wind around 10 mph.
Tonight
Showers and thunderstorms likely. Cloudy, with a low around 59. Southeast wind 5 to 10 mph becoming south southwest after midnight. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Washington's Birthday
A 30 percent chance of showers and thunderstorms before noon. Mostly cloudy, with a high near 72. South southwest wind around 5 mph.
Monday Night
Partly cloudy, with a low around 50. Calm wind.
Tuesday
Sunny, with a high near 75. North wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 50. Calm wind becoming south southwest around 5 mph.
Wednesday
Sunny, with a high near 74. South wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 54. South wind around 10 mph.
Thursday
Sunny, with a high near 76. South wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 65.
Friday Night
Clear, with a low around 39.
Saturday
Sunny, with a high near 57.
Click Map For Forecast
Point Forecast:
2 Miles S Willis OK
 33.86°N 96.82°W (Elev. 633 ft)
6:35 am CST Feb 19, 2017
1pm CST Feb 19, 2017-6pm CST Feb 25, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database