Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Heat Advisory until August 16, 08:00 PM CDT

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

80°F

27°C

Humidity	79%
Wind Speed	S 7 mph
Barometer	30.07 in (1017.4 mb)
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	84°F (29°C)
Last update	16 Aug 4:53 am CDT

More Information:

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

Extended Forecast for

Celina TX

Heat Advisory August 16, 05:51am until August 16, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory August 16, 05:51am until August 16, 08:00pm
NOW until 8:00pm Sat
Heat Advisory
Today
High: 96 °F
Sunny
Tonight
Low: 79 °F
Mostly Clear
Sunday
High: 98 °F
Mostly Sunny
Sunday Night
Low: 77 °F
Partly Cloudy
Monday
High: 98 °F
Sunny then
Slight Chance
T-storms
Monday Night
Low: 77 °F
Partly Cloudy
Tuesday
High: 98 °F
Sunny then
Slight Chance
T-storms
Tuesday Night
Low: 76 °F
Partly Cloudy
then Slight
Chance
T-storms

Detailed Forecast

Today

Sunny, with a high near 96. Heat index values as high as 105. South wind 5 to 10 mph.

Tonight

Mostly clear, with a low around 79. South southeast wind 5 to 10 mph.

Sunday

Mostly sunny, with a high near 98. Heat index values as high as 106. South wind 5 to 10 mph.

Sunday Night

Partly cloudy, with a low around 77. South southeast wind around 5 mph.

Monday

A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 98. Southeast wind around 5 mph.

Monday Night

Partly cloudy, with a low around 77. East southeast wind around 5 mph becoming calm after midnight.

Tuesday

A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 98. Calm wind becoming east northeast around 5 mph in the afternoon.

Tuesday Night

A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76. East wind around 5 mph becoming calm in the evening.

Wednesday

A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 94. Calm wind becoming north northeast around 5 mph in the afternoon. Chance of precipitation is 40%.

Wednesday Night

A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.

Thursday

A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.

Thursday Night

A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 71.

Friday

A 20 percent chance of showers and thunderstorms. Sunny, with a high near 90.