National Weather Service United States Department of Commerce

A stalled frontal boundary and ample monsoonal moisture will lead to flash flood potential from the Great Basin to the Great Plains tonight and Tuesday

A stalled frontal boundary will set up along the southern and central Rockies for the next couple of days providing focus for showers and thunderstorms. In addition, ample monsoonal moisture will stream in across the southwest bringing enough moisture to introduce a flash flood threat from the Great Basin and Southwest eastward across the central and southern Rockies into the adjacent Plains.
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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

Today

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 95 °F

Tonight

Mostly Cloudy

Mostly
Cloudy

Low: 74 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 95 °F

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: 74 °F

Thursday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 95 °F

Thursday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 75 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 92 °F

Friday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 73 °F

Saturday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 92 °F

Detailed Forecast

  • Today A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 95. Heat index values as high as 102. North wind around 5 mph becoming west in the afternoon.
  • Tonight Mostly cloudy, with a low around 74. South wind around 5 mph.
  • Wednesday Mostly sunny, with a high near 95. Heat index values as high as 102. Light south wind increasing to 10 to 15 mph in the morning.
  • Wednesday Night Partly cloudy, with a low around 74. South wind 5 to 15 mph.
  • Thursday A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 95. South wind 5 to 10 mph.
  • Thursday Night A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75.
  • Friday A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 92.
  • Friday Night A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
  • Saturday A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 92.
  • Saturday Night Mostly cloudy, with a low around 73.
  • Sunday A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 92.
  • Sunday Night A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
  • Monday A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.