Widespread Showers and Thunderstorms in Southern California and the Southern Plains into the Mississippi Valley

Isolated strong to severe thunderstorms and widespread heavy rainfall are possible across the southern Plains into Arkansas. Widespread showers with a slight chance of thunderstorms are possible across southern California. Urban flooding, rock and mudslides as well as minor debris flows near burn scars are possible. Read More >

Hazardous Weather Conditions

Flood Watch until November 21, 06:00 AM CST

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Heavy Rain Fog/Mist

65°F

18°C

Humidity	93%
Wind Speed	W 7 mph
Barometer	29.98 in (1015.3 mb)
Dewpoint	63°F (17°C)
Visibility	4.00 mi
Last update	20 Nov 6:53 pm CST

More Information:

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

Extended Forecast for

4 Miles NW Allen TX

Flood Watch November 20, 07:10pm until November 21, 06:00am

Click here for hazard details and duration

Flood Watch

Flood Watch November 20, 07:10pm until November 21, 06:00am
NOW until 6:00am Fri
Flood Watch
Tonight
Low: 62 °F
Showers then
Chance
Showers
Friday
High: 74 °F
Slight Chance
Showers then
Sunny
Friday Night
Low: 50 °F
Mostly Clear
Saturday
High: 68 °F
Mostly Sunny
Saturday Night
Low: 50 °F
Partly Cloudy
Sunday
High: 69 °F
Slight Chance
Showers then
Chance
T-storms
Sunday Night
Low: 58 °F
T-storms then
Showers
Monday
High: 70 °F
Showers
Likely then
Chance
Showers

Detailed Forecast

Tonight

Showers and possibly a thunderstorm before 9pm, then a chance of showers. Low around 62. West northwest wind around 10 mph becoming southeast in the evening. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

Friday

A 20 percent chance of showers before 9am. Mostly cloudy through mid morning, then gradual clearing, with a high near 74. West southwest wind 5 to 10 mph.

Friday Night

Mostly clear, with a low around 50. West southwest wind 5 to 10 mph becoming north northwest after midnight.

Saturday

Mostly sunny, with a high near 68. North wind 5 to 10 mph.

Saturday Night

Partly cloudy, with a low around 50. Northeast wind around 5 mph.

Sunday

A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 69. East southeast wind 5 to 10 mph. Chance of precipitation is 40%.

Sunday Night

Showers and possibly a thunderstorm. Low around 58. South southeast wind around 10 mph. Chance of precipitation is 90%.

Monday

Showers likely, mainly before noon. Mostly sunny, with a high near 70. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

Monday Night

Mostly clear, with a low around 50. Southwest wind around 5 mph becoming northwest after midnight.

Tuesday

Sunny, with a high near 69.

Tuesday Night

Mostly clear, with a low around 44.

Wednesday

Sunny, with a high near 59.

Wednesday Night

Mostly clear, with a low around 38.

Thanksgiving Day

Sunny, with a high near 58.