Local Forecast

Katy, TX Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Katy, TX.

No Active Alerts

Hour-by-Hour  Current Observation

Sunday 1:55 AM CDTSunday 1:55 AM

°F °C
Regional Observations →
78°F

Cloudy

  • 91° / 77° High / Low
  • 82° Feels Like
  • 0% Chance of Rain

Wind

N

0 mph

UV Index

0

None

Humidity

89%

Dew 75°F

Sun

6:28 AM · 8:09 PM

Rise · Set

Source: HOUSTON EXEC (KTME). Slider scrubs the next 12 hours.

5-Day Outlook

Through Thursday

Local Radar →

Today

91° 77°

Mostly Cloudy

Overnight: Overcast

Detailed forecast

Today

Partly sunny. High near 91, with temperatures falling to around 88 in the afternoon. Southeast wind 10 to 20 mph, with gusts as high as 30 mph. New rainfall amounts less than a tenth of an inch possible.

Night

Mostly cloudy, with a low around 77. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

Monday

91° 80°

Chance of Thunderstorms

Overnight: Mostly Cloudy

Detailed forecast

Monday

A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. Heat index values as high as 101. Southeast wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

Night

A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 79. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

Tuesday

91° 77°

Chance of Thunderstorms

Overnight: Thunderstorms

Detailed forecast

Tuesday

A chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 91. Chance of precipitation is 30%.

Night

A chance of showers and thunderstorms before 7pm, then showers and thunderstorms. Mostly cloudy, with a low around 76. Chance of precipitation is 80%.

Wednesday

87° 75°

Thunderstorms

Overnight: Chance of Thunderstorms

Detailed forecast

Wednesday

Showers and thunderstorms. Mostly cloudy, with a high near 87. Chance of precipitation is 80%.

Night

Showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 80%.

Thursday

86° 73°

Thunderstorms Likely

Overnight: Thunderstorms Likely

Detailed forecast

Thursday

A chance of showers and thunderstorms before 1pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 85. Chance of precipitation is 70%.

Night

Showers and thunderstorms likely. Mostly cloudy, with a low around 72. Chance of precipitation is 70%.

Katy, TX Weather Analysis Tools