Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Partly Cloudy

88°F

31°C

Humidity	55%
Wind Speed	Vrbl 5 mph
Barometer	29.99 in
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	93°F (34°C)
Last update	13 Jul 4:50 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Gainesville TX

Tonight
Low: 71 °F
Partly Cloudy
then Slight
Chance
T-storms
Monday
High: 87 °F
Chance
Showers then
Chance
T-storms
Monday Night
Low: 72 °F
Mostly Cloudy
then Slight
Chance
T-storms
Tuesday
High: 91 °F
Chance
T-storms
Tuesday Night
Low: 73 °F
Mostly Clear
Wednesday
High: 93 °F
Sunny
Wednesday Night
Low: 74 °F
Mostly Clear
Thursday
High: 94 °F
Sunny
Thursday Night
Low: 73 °F
Mostly Clear

Detailed Forecast

Tonight

A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 71. South wind around 5 mph becoming calm.

Monday

A 30 percent chance of showers and thunderstorms, mainly after 7am. Partly sunny, with a high near 87. Calm wind becoming south southwest around 5 mph.

Monday Night

A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South wind around 5 mph becoming calm.

Tuesday

A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91. Heat index values as high as 100. South wind 5 to 10 mph.

Tuesday Night

Mostly clear, with a low around 73. South wind around 5 mph.

Wednesday

Sunny, with a high near 93. South wind 5 to 10 mph, with gusts as high as 20 mph.

Wednesday Night

Mostly clear, with a low around 74. South wind 5 to 10 mph.

Thursday

Sunny, with a high near 94. South wind 5 to 10 mph.

Thursday Night

Mostly clear, with a low around 73. South wind around 5 mph.

Friday

Sunny, with a high near 95.