Snow in the Rockies; Showers and Thunderstorms Along the Gulf Coast; Potential Winter Storm for Northern Mid-Atlantic and Interior New England

A winter-like pattern will continue over much of the Lower 48 over the next few days, with snow stretching from the Rockies today into the Middle Mississippi Valley on Monday. Showers and thunderstorms will develop along the Gulf Coast and Southeast on Monday. As the storm moves northward late Monday into Tuesday, winter weather is possible from the Central Appalachians to Interior New England. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Overcast

46°F

8°C

Humidity	54%
Wind Speed	NE 12 mph
Barometer	30.25 in (1024.3 mb)
Dewpoint	30°F (-1°C)
Visibility	10.00 mi
Wind Chill	40°F (4°C)
Last update	30 Nov 11:56 pm CST

More Information:

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

Extended Forecast for

2 Miles SW San Marcos Municipal Airport TX

Overnight
Low: 40 °F
Chance
Showers
Monday
High: 52 °F
Chance
Showers
Monday Night
Low: 35 °F
Gradual
Clearing
Tuesday
High: 58 °F
Mostly Sunny
Tuesday Night
Low: 39 °F
Partly Cloudy
Wednesday
High: 65 °F
Mostly Cloudy
Wednesday Night
Low: 47 °F
Chance
Showers then
Chance
T-storms
Thursday
High: 55 °F
Chance
Showers
Thursday Night
Low: 42 °F
Chance
Showers

Detailed Forecast

Overnight

A 30 percent chance of showers, mainly after 3am. Cloudy, with a low around 40. North northeast wind 5 to 10 mph.

Monday

A 30 percent chance of showers, mainly before noon. Cloudy, with a high near 52. North northeast wind 5 to 10 mph.

Monday Night

Cloudy during the early evening, then gradual clearing, with a low around 35. North wind around 10 mph, with gusts as high as 20 mph.

Tuesday

Mostly sunny, with a high near 58. North wind 5 to 10 mph becoming east southeast in the afternoon.

Tuesday Night

Partly cloudy, with a low around 39. Southeast wind around 5 mph becoming calm in the evening.

Wednesday

Mostly cloudy, with a high near 65. South wind around 5 mph becoming east southeast in the afternoon.

Wednesday Night

A chance of showers before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Cloudy, with a low around 47. Light and variable wind becoming north 5 to 10 mph after midnight. Chance of precipitation is 40%.

Thursday

A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 55. North wind around 15 mph, with gusts as high as 25 mph.

Thursday Night

A 50 percent chance of showers. Cloudy, with a low around 42. North wind 10 to 15 mph, with gusts as high as 25 mph.

Friday

A 20 percent chance of showers before noon. Mostly cloudy, with a high near 57.

Friday Night

Mostly cloudy, with a low around 42.

Saturday

Mostly sunny, with a high near 69.

Saturday Night

Mostly clear, with a low around 46.