Tracking Severe Thunderstorms and Excessive Rainfall in the Southern U.S.; Winter Storm to Impact the Northern U.S.

A storm system will shift from eastern Texas into the lower Mississippi Valley Monday with additional threats of severe thunderstorms and heavy to excessive rainfall which may bring flooding. A Flood Watch remains in effect. In the northern U.S., a storm will bring heavy snow and gusty winds over parts of the northern Rockies, northern Plains, and Upper Midwest Monday into Wednesday. Read More >

Hazardous Weather Conditions

Flood Watch until November 24, 03:00 PM CST

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Overcast

59°F

15°C

Humidity	90%
Wind Speed	E 6 mph
Barometer	29.97 in (1015.1 mb)
Dewpoint	56°F (13°C)
Visibility	10.00 mi
Last update	24 Nov 1:53 am CST

More Information:

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

Extended Forecast for

Collin County Regional Airport TX

Flood Watch November 24, 02:49am until November 24, 03:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch November 24, 02:49am until November 24, 03:00pm
NOW until 3:00pm Mon
Flood Watch
Overnight
Low: 56 °F
T-storms
Monday
High: 67 °F
Showers then
Showers
Likely
Monday Night
Low: 49 °F
Partly Cloudy
Tuesday
High: 68 °F
Sunny
Tuesday Night
Low: 40 °F
Mostly Clear
Wednesday
High: 57 °F
Sunny
Wednesday Night
Low: 35 °F
Mostly Clear
Thanksgiving Day
High: 60 °F
Sunny

Detailed Forecast

Overnight

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Low around 56. East southeast wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Monday

Showers and possibly a thunderstorm, mainly before 3pm. High near 67. East southeast wind around 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Monday Night

Partly cloudy, with a low around 49. South southwest wind around 5 mph becoming calm in the evening.

Tuesday

Sunny, with a high near 68. Northwest wind 5 to 10 mph.

Tuesday Night

Mostly clear, with a low around 40. North wind 5 to 10 mph, with gusts as high as 20 mph.

Wednesday

Sunny, with a high near 57. North wind 5 to 15 mph.

Wednesday Night

Mostly clear, with a low around 35. North northeast wind around 5 mph becoming calm.

Thanksgiving Day

Sunny, with a high near 60. Calm wind becoming southeast around 5 mph in the morning.