National Weather Service

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Mostly Cloudy

25°C

77°F

Humidity	89%
Wind Speed	S 13 km/h
Barometer	30.04 in
Dewpoint	23°C (73°F)
Visibility	16 km
Heat Index	26°C (78°F)
Last update	14 Jul 3:50 pm CDT

More Information:

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

Extended Forecast for

Whitesboro TX

This Afternoon
High: 32 °C
Slight Chance
T-storms
Tonight
Low: 23 °C
Slight Chance
T-storms then
Partly Cloudy
Tuesday
High: 33 °C
Mostly Sunny
then Slight
Chance
T-storms
Tuesday Night
Low: 23 °C
Partly Cloudy
Wednesday
High: 33 °C
Sunny
Wednesday Night
Low: 23 °C
Mostly Clear
Thursday
High: 35 °C
Sunny
Thursday Night
Low: 23 °C
Mostly Clear
Friday
High: 35 °C
Sunny

Detailed Forecast

This Afternoon

A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 32. Heat index values as high as 36. Calm wind.

Tonight

A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 23. South wind 5 to 10 km/h.

Tuesday

A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 33. Heat index values as high as 38. South wind 10 to 15 km/h.

Tuesday Night

Partly cloudy, with a low around 23. South wind around 10 km/h.

Wednesday

Sunny, with a high near 33. South wind 10 to 20 km/h, with gusts as high as 30 km/h.

Wednesday Night

Mostly clear, with a low around 23. South wind 10 to 15 km/h.

Thursday

Sunny, with a high near 35. South wind 10 to 15 km/h.

Thursday Night

Mostly clear, with a low around 23. South wind 5 to 10 km/h.

Friday

Sunny, with a high near 35. South southwest wind 5 to 10 km/h.