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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Katy TX

7 Day Forecast

For More Weather Information:

Houston, TX Local Forecast Office

Overnight

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 77 °F

Tuesday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 92 °F

Tuesday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 75 °F

Wednesday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 94 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 76 °F

Thursday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 94 °F

Thursday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 76 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 93 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 73 °F

Detailed Forecast

  • Overnight A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 77. South wind 5 to 10 mph.
  • Tuesday A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 92. Heat index values as high as 103. Southeast wind 5 to 10 mph.
  • Tuesday Night A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 75. Southeast wind 5 to 10 mph.
  • Wednesday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 94. Heat index values as high as 102. Southeast wind 5 to 15 mph.
  • Wednesday Night Mostly cloudy, with a low around 76. Southeast wind 5 to 10 mph.
  • Thursday A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 94.
  • Thursday Night Mostly cloudy, with a low around 76.
  • Friday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.
  • Friday Night Partly cloudy, with a low around 73.
  • Saturday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.
  • Saturday Night Partly cloudy, with a low around 73.
  • Sunday A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.
  • Sunday Night Mostly cloudy, with a low around 73.
  • Monday A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.