Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Overcast

57°F

14°C

Humidity	90%
Wind Speed	SE 5 mph
Barometer	30.16 in (1020.3 mb)
Dewpoint	54°F (12°C)
Visibility	10.00 mi
Last update	21 Jan 12:51 am CST

More Information:

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

Extended Forecast for

Alamo Heights TX

Overnight
Low: 54 °F
Slight Chance
Showers and
Patchy Fog
Wednesday
High: 69 °F
Slight Chance
Showers then
Mostly Cloudy
Wednesday Night
Low: 52 °F
Partly Cloudy
Thursday
High: 72 °F
Partly Sunny
Thursday Night
Low: 58 °F
Mostly Cloudy
Friday
High: 70 °F
Chance
Showers
Friday Night
Low: 34 °F
Showers
Saturday
High: 37 °F
Showers
Saturday Night
Low: 21 °F
Chance
Freezing Rain

Detailed Forecast

Overnight

A 20 percent chance of showers. Patchy fog. Otherwise, cloudy, with a low around 54. Southeast wind around 5 mph becoming calm.

Wednesday

A slight chance of showers between 9am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 69. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 20%.

Wednesday Night

Partly cloudy, with a low around 52. Calm wind becoming north northeast around 5 mph after midnight.

Thursday

Partly sunny, with a high near 72. North northeast wind around 5 mph becoming south southeast in the afternoon.

Thursday Night

Mostly cloudy, with a low around 58. Southeast wind around 5 mph.

Friday

A chance of showers, with thunderstorms also possible after 3pm. Cloudy, with a high near 70. South southeast wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 40%.

Friday Night

Showers. Low around 34. North northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

Saturday

Showers. High near 37. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

Saturday Night

A chance of freezing rain. Mostly cloudy, with a low around 21. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

Sunday

A slight chance of freezing rain before noon. Partly sunny, with a high near 35. Chance of precipitation is 20%.

Sunday Night

Partly cloudy, with a low around 19.

Monday

Sunny, with a high near 42.

Monday Night

Mostly clear, with a low around 23.

Tuesday

Sunny, with a high near 49.