Major Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold in the North-Central U.S.

A large, long-duration winter storm is expected to bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies/Plains into the Mid-South beginning Friday, spreading eastward to the Mid-Atlantic and New England this weekend. An Arctic front will bring frigid temperatures and gusty winds that will lead to dangerous wind chills from the Northern Plains and Upper Midwest. Read More >

Hazardous Weather Conditions

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

67°F

19°C

Humidity	66%
Wind Speed	S 5 mph
Barometer	30.07 in (1017.8 mb)
Dewpoint	55°F (13°C)
Visibility	10.00 mi
Last update	22 Jan 1:56 pm CST

More Information:

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

Extended Forecast for

2 Miles SW Hays TX

Extreme Cold Watch January 24, 06:00pm until January 26, 12:00pm

Winter Storm Warning January 24, 06:00am until January 25, 12:00pm

Click here for hazard details and duration

Extreme Cold Watch

Winter Storm Warning

This Afternoon
High: 69 °F
Mostly Sunny
Tonight
Low: 55 °F
Mostly Cloudy
then Slight
Chance
Showers
Friday
High: 66 °F
Chance
Showers and
Patchy Fog
Friday Night
Low: 38 °F
Showers
Saturday
High: 39 °F
Showers
Saturday Night
Low: 19 °F
Wintry Mix
Sunday
High: 32 °F
Chance Wintry
Mix then
Mostly Sunny
Sunday Night
Low: 13 °F
Mostly Clear
Monday
High: 39 °F
Sunny

Detailed Forecast

This Afternoon

Mostly sunny, with a high near 69. Southeast wind around 5 mph.

Tonight

A 20 percent chance of showers after 3am. Mostly cloudy, with a low around 55. East wind around 5 mph.

Friday

A 50 percent chance of showers, mainly after 3pm. Patchy fog before 10am. Otherwise, cloudy, with a high near 66. East wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

Showers and possibly a thunderstorm. Low around 38. North northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.

Saturday

Showers and possibly a thunderstorm. High near 39. North wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

Saturday Night

Rain or freezing rain before midnight, then freezing rain and sleet. Some thunder is also possible. Low around 19. North wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.

Sunday

A chance of freezing rain and sleet before noon. Mostly sunny, with a high near 32. North northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

Sunday Night

Mostly clear, with a low around 13. North wind 10 to 15 mph, with gusts as high as 30 mph.

Monday

Sunny, with a high near 39. North wind 5 to 10 mph becoming east northeast in the afternoon.

Monday Night

Mostly clear, with a low around 18.

Tuesday

Mostly sunny, with a high near 51.

Tuesday Night

Mostly cloudy, with a low around 34.

Wednesday

Mostly sunny, with a high near 57.