National Weather Service

Hazardous Weather Conditions

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Overcast

27°C

81°F

Humidity	88%
Wind Speed	SE 19 km/h
Barometer	1005.5 mb (29.73 in)
Dewpoint	25°C (77°F)
Visibility	16 km
Heat Index	31°C (88°F)
Last update	4 Jun 1:56 am CDT

More Information:

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

Extended Forecast for

2 Miles E Maxwell TX

Heat Advisory June 4, 01:00pm until June 4, 08:00pm

Click here for hazard details and duration

Heat Advisory

Overnight
Low: 25 °C
Mostly Cloudy
Tuesday
High: 36 °C
Decreasing
Clouds
Tuesday Night
Low: 24 °C
Increasing
Clouds
Wednesday
High: 35 °C
Partly Sunny
Wednesday Night
Low: 23 °C
Slight Chance
T-storms
Thursday
High: 36 °C
Mostly Sunny
Thursday Night
Low: 23 °C
Mostly Clear
Friday
High: 35 °C
Sunny
Friday Night
Low: 23 °C
Mostly Clear

Detailed Forecast

Overnight

Mostly cloudy, with a low around 25. South wind around 15 km/h, with gusts as high as 30 km/h.

Tuesday

Mostly cloudy, then gradually becoming sunny, with a high near 36. Heat index values as high as 43. South wind 15 to 20 km/h, with gusts as high as 35 km/h.

Tuesday Night

Increasing clouds, with a low around 24. South southeast wind 15 to 25 km/h, with gusts as high as 35 km/h.

Wednesday

Partly sunny, with a high near 35. Heat index values as high as 43. South wind 10 to 15 km/h.

Wednesday Night

A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 23. South southeast wind 10 to 15 km/h.

Thursday

Mostly sunny, with a high near 36. Southeast wind 5 to 10 km/h.

Thursday Night

Mostly clear, with a low around 23. East wind 5 to 10 km/h becoming south after midnight.

Friday

Sunny, with a high near 35. South southwest wind 5 to 10 km/h becoming east southeast in the afternoon.