Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Overcast

63°F

17°C

Humidity	97%
Wind Speed	S 10 mph
Barometer	30.26 in (1024.7 mb)
Dewpoint	62°F (17°C)
Visibility	7.00 mi
Last update	24 Dec 7:53 am CST

More Information:

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

Extended Forecast for

Collin County Regional Airport TX

Today
High: 80 °F
Patchy Fog
then Mostly
Sunny
Tonight
Low: 62 °F
Partly Cloudy
Christmas Day
High: 81 °F
Sunny
Thursday Night
Low: 63 °F
Partly Cloudy
Friday
High: 84 °F
Sunny
Friday Night
Low: 62 °F
Mostly Clear
Saturday
High: 81 °F
Mostly Sunny
Saturday Night
Low: 59 °F
Mostly Cloudy
Sunday
High: 67 °F
Mostly Cloudy

Detailed Forecast

Today

Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 80. South wind 10 to 15 mph, with gusts as high as 20 mph.

Tonight

Partly cloudy, with a low around 62. South wind around 10 mph.

Christmas Day

Sunny, with a high near 81. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

Thursday Night

Partly cloudy, with a low around 63. South wind around 10 mph, with gusts as high as 20 mph.

Friday

Sunny, with a high near 84. Southwest wind 5 to 10 mph.

Friday Night

Mostly clear, with a low around 62. South wind 5 to 10 mph.

Saturday

Mostly sunny, with a high near 81. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

Saturday Night

Mostly cloudy, with a low around 59. South wind around 10 mph.

Sunday

Mostly cloudy, with a high near 67. South southwest wind 10 to 15 mph becoming north 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

Sunday Night

Mostly cloudy, with a low around 33.

Monday

Partly sunny, with a high near 46.

Monday Night

Mostly clear, with a low around 28.

Tuesday

Sunny, with a high near 53.