Severe Thunderstorms and Heavy Rain in the Central US

Isolated to scattered strong to severe thunderstorms may produce damaging winds and hail in the upper Great Lakes into the central High Plains. Heavy rain may create localized areas of flash flooding over parts of the Central Plains and Middle Mississippi Valley. Showers and strong to severe thunderstorms are possible over parts of the Mid-Atlantic. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Partly Cloudy

94°F

34°C

Humidity	52%
Wind Speed	SE 13 G 20 mph
Barometer	29.96 in (1013.7 mb)
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	104°F (40°C)
Last update	29 Jun 3:56 pm CDT

More Information:

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

Extended Forecast for

5 Miles ENE Fischer TX

This Afternoon
High: 94 °F
Slight Chance
T-storms
Tonight
Low: 73 °F
Slight Chance
T-storms then
Partly Cloudy
Monday
High: 93 °F
Haze then
Slight Chance
T-storms
Monday Night
Low: 71 °F
Slight Chance
T-storms then
Haze
Tuesday
High: 94 °F
Haze
Tuesday Night
Low: 73 °F
Mostly Cloudy
Wednesday
High: 94 °F
Mostly Cloudy
Wednesday Night
Low: 74 °F
Mostly Cloudy
Thursday
High: 90 °F
Slight Chance
Showers then
Slight Chance
T-storms

Detailed Forecast

This Afternoon

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Heat index values as high as 102. South southeast wind around 10 mph, with gusts as high as 20 mph.

Tonight

A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 73. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

Monday

A 20 percent chance of showers and thunderstorms after 4pm. Widespread haze. Mostly sunny, with a high near 93. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

Monday Night

A 10 percent chance of showers and thunderstorms before 7pm. Widespread haze. Mostly cloudy, with a low around 71. South wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.

Tuesday

Widespread haze. Partly sunny, with a high near 94. Calm wind becoming south southeast around 5 mph in the afternoon.

Tuesday Night

Mostly cloudy, with a low around 73. South wind around 5 mph becoming calm after midnight.

Wednesday

Mostly cloudy, with a high near 94. Light south southwest wind becoming south 5 to 10 mph in the afternoon.

Wednesday Night

Mostly cloudy, with a low around 74. South southeast wind 5 to 10 mph.

Thursday

A slight chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 90. Light south wind becoming south southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

Thursday Night

Mostly cloudy, with a low around 74.

Independence Day

Partly sunny, with a high near 94.

Friday Night

Partly cloudy, with a low around 74.

Saturday

Mostly sunny, with a high near 98.

Saturday Night

Partly cloudy, with a low around 73.

Sunday

Mostly sunny and hot, with a high near 99.