December Winter Storm Impacts the Southeast and Mid-Atlantic

Heavy, accumulating snow continues to fall in western and northern North Carolina to southwest and southern Virginia. Wintry precipitation and some ice accretion is expected from northeast Georgia into central North Carolina, including Charlotte and Raleigh metro areas. Travel conditions may be hazardous to nearly impossible due to slick roads; and power outages are expected due to brisk winds. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89° N Lon: 97.86° W Elev: 597 ft.




Humidity 64%
Wind Speed N 14 mph
Barometer 30.31 in (1026.3 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 9 Dec 3:56 pm CST
Detailed forecast for

Hays County

Mostly clear. Lows in the lower 30s. North winds 5 to 10 mph.
Sunny. Highs in the mid 50s. North winds 5 mph.
Monday Night
Clear. Lows in the mid 30s. Southeast winds 5 mph shifting to the southwest after midnight.
Mostly sunny. Highs in the upper 50s. South winds 10 to 15 mph.
Tuesday Night
Not as cool. Partly cloudy before midnight then becoming mostly cloudy. Lows in the mid 40s. South winds 5 to 10 mph.
Mostly cloudy. Highs in the mid 60s.
Wednesday Night And Thursday
Breezy. Partly cloudy. Lows in the upper 40s. Highs in the lower 60s.
Thursday Night
Breezy. Partly cloudy. Lows around 40.
Friday And Friday Night
Breezy, clear. Highs in the upper 50s. Lows in the upper 30s.
Mostly sunny in the morning then becoming partly cloudy. Highs around 60.
Saturday Night
Partly cloudy. Lows in the lower 40s.
Partly cloudy in the morning then becoming mostly cloudy. Highs around 60.

Click Map For Forecast
155 PM CST Sun Dec 9 2018

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database