Thunderstorms and Heavy Rainfall in the Mid-Atlantic; Fire Weather Concerns in the West

Thunderstorms are expected to bring heavy rain and potential significant flash and urban flooding to the Mid-Atlantic on Thursday, especially along the I-95 urban corridor. Dry conditions, gusty winds, and isolated dry thunderstorms will continue to bring a critical fire weather threat to the northwestern Great Basin into the interior Northwest through Thursday. Read More >

Hazardous Weather Conditions

Heat Advisory in effect from July 31, 12:00 PM CDT until July 31, 08:00 PM CDT

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

81°F

27°C

Humidity	64%
Wind Speed	Calm
Barometer	30.01 in
Dewpoint	68°F (20°C)
Visibility	9.00 mi
Heat Index	84°F (29°C)
Last update	31 Jul 12:35 am CDT

More Information:

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

Extended Forecast for

3 Miles SW Cartwright OK

Heat Advisory July 31, 12:00pm until July 31, 08:00pm

Click here for hazard details and duration

Heat Advisory

Overnight
Low: 77 °F
Mostly Clear
Thursday
High: 101 °F
Sunny then
Chance
T-storms
Thursday Night
Low: 75 °F
Chance
T-storms
Friday
High: 90 °F
Chance
T-storms
Friday Night
Low: 73 °F
Chance
T-storms
Saturday
High: 88 °F
Chance
T-storms
Saturday Night
Low: 71 °F
Mostly Clear
Sunday
High: 91 °F
Slight Chance
T-storms
Sunday Night
Low: 70 °F
Chance
T-storms

Detailed Forecast

Overnight

Mostly clear, with a low around 77. South southeast wind around 5 mph.

Thursday

A 30 percent chance of showers and thunderstorms, mainly after 4pm. Sunny and hot, with a high near 101. Calm wind becoming north northeast around 5 mph in the afternoon.

Thursday Night

A chance of showers and thunderstorms before 10pm, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 75. Northeast wind 5 to 15 mph. Chance of precipitation is 30%.

Friday

A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 90. Heat index values as high as 100. East northeast wind around 5 mph.

Friday Night

A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 73. East northeast wind around 5 mph.

Saturday

A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 88. East wind around 5 mph.

Saturday Night

Mostly clear, with a low around 71. East southeast wind around 5 mph.

Sunday

A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. Southeast wind around 5 mph.

Sunday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. East southeast wind 5 to 10 mph.

Monday

A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90.