Local Forecast

San Antonio, TX Weather Forecast & Alerts

Current conditions, 5-day forecast, active weather alerts for San Antonio, TX

No Active Alerts

Hour-by-Hour  Current Observation

Thursday 4:30 PM CDTThursday 4:30 PM

°F °C
Regional Observations →
98°F

Mostly Clear

  • 100° / 78° High / Low
  • 101° Feels Like
  • 0% Chance of Rain

Wind

15 mph

SSE

UV Index

8

Very High

Humidity

33%

Dew 64°F

Sun

7:01 AM · 8:16 PM

Rise · Set

Source: SAN ANTONIO (KSAT). Slider scrubs the next 12 hours.

5-Day Outlook

Through Monday

Local Radar →

Today

100° 78°

Mostly Cloudy

Overnight: Mostly Cloudy

Detailed forecast

Today

Mostly sunny, with a high near 100. Heat index values as high as 107. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

Night

Partly cloudy, with a low around 78. Heat index values as high as 105. South southeast wind 10 to 15 mph, with gusts as high as 30 mph.

Friday

98° 80°

Mostly Cloudy

Overnight: Partly Cloudy

Detailed forecast

Friday

Partly sunny, with a high near 98. Heat index values as high as 106. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

Night

Partly cloudy, with a low around 79. Heat index values as high as 103. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.

Saturday

100° 77°

Partly Sunny

Overnight: Mostly Clear

Detailed forecast

Saturday

Mostly sunny, with a high near 99. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

Night

Partly cloudy, with a low around 76. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

Sunday

100° 77°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Sunday

Mostly sunny, with a high near 99. South southeast wind around 5 mph.

Night

Mostly clear, with a low around 76. South southeast wind 0 to 10 mph, with gusts as high as 20 mph.

Monday

100° 78°

Mostly Sunny

Overnight: Clear

Detailed forecast

Monday

Sunny, with a high near 99. South wind 0 to 5 mph.

Night

Mostly clear, with a low around 78.

San Antonio, TX Weather Analysis Tools