National Weather Service United States Department of Commerce

Severe storms and heavy rain possible from mid-South to Upstate New York on Tuesday

Thunderstorms are expected to develop along and ahead of a cold front from the Tennessee Valley to Upstate New York on Tuesday. The storms will be capable of producing damaging wind gusts and heavy rainfall that could lead to isolated flash flooding.
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Hazardous Weather Conditions

Current Conditions

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San Antonio TX

7 Day Forecast

Today

Hot

Hot

High: 98 °F

Tonight

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 77 °F

Wednesday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 95 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 77 °F

Thursday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 94 °F

Thursday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 76 °F

Friday

Partly Sunny

Partly
Sunny

High: 95 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 76 °F

Saturday

Hot

Hot

High: 98 °F

Detailed Forecast

  • Today Partly sunny and hot, with a high near 98. Heat index values as high as 104. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
  • Tonight A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 77. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
  • Wednesday A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 95. Heat index values as high as 101. Southeast wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
  • Wednesday Night Mostly cloudy, with a low around 77. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
  • Thursday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 94. East southeast wind 5 to 15 mph, with gusts as high as 20 mph.
  • Thursday Night Mostly cloudy, with a low around 76. Southeast wind 5 to 15 mph.
  • Friday Partly sunny, with a high near 95. East southeast wind 5 to 10 mph.
  • Friday Night Partly cloudy, with a low around 76. Southeast wind 5 to 10 mph.
  • Saturday Mostly sunny and hot, with a high near 98. Light east southeast wind increasing to 5 to 10 mph in the morning.
  • Saturday Night Partly cloudy, with a low around 75.
  • Sunday Mostly sunny and hot, with a high near 97.
  • Sunday Night Partly cloudy, with a low around 75.
  • Monday Mostly sunny and hot, with a high near 97.