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Katy, TX

83°F
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Katy

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83°
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Katy, TX Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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1 PM

86°
RealFeel® 97°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
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rain drop 51%
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Showers
alerts

Tropical Cyclone Statement

10:59 AM Tuesday - 7:00 PM Wednesday

RealFeel Shade™93°

Heat Index98°

WindESE 13 mph

Air QualityFair

Max UV Index3.0 (Moderate)

Wind Gusts17 mph

Humidity75%

Indoor Humidity75% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling4100 ft

2 PM

88°
RealFeel® 94°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 49%
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Cloudy
alerts

Tropical Cyclone Statement

10:59 AM Tuesday - 7:00 PM Wednesday

RealFeel Shade™92°

Heat Index98°

WindE 18 mph

Air QualityFair

Max UV Index2.8 (Moderate)

Wind Gusts18 mph

Humidity67%

Indoor Humidity67% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling4800 ft

3 PM

89°
RealFeel® 93°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 58%
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Rain
alerts

Tropical Cyclone Statement

10:59 AM Tuesday - 7:00 PM Wednesday

RealFeel Shade™92°

Heat Index103°

WindENE 16 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts17 mph

Humidity71%

Indoor Humidity71% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Rain0.23 in

Visibility3 mi

Cloud Ceiling4000 ft

4 PM

90°
RealFeel® 99°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 49%
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Cloudy
alerts

Tropical Cyclone Statement

10:59 AM Tuesday - 7:00 PM Wednesday

RealFeel Shade™97°

Heat Index103°

WindNE 15 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts15 mph

Humidity68%

Indoor Humidity68% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling7100 ft

5 PM

88°
RealFeel® 93°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 75%
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Rain
alerts

Tropical Cyclone Statement

10:59 AM Tuesday - 7:00 PM Wednesday

RealFeel Shade™93°

Heat Index102°

WindE 13 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts13 mph

Humidity73%

Indoor Humidity73% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Rain0.23 in

Visibility3 mi

Cloud Ceiling4000 ft

6 PM

85°
RealFeel® 96°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 49%
Chevron down
Cloudy
alerts

Tropical Cyclone Statement

10:59 AM Tuesday - 7:00 PM Wednesday

RealFeel Shade™93°

Heat Index97°

WindS 12 mph

Air QualityFair

Max UV Index1.1 (Low)

Wind Gusts12 mph

Humidity78%

Indoor Humidity78% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

83°
RealFeel® 89°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
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rain drop 75%
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Rain

RealFeel Shade™89°

Heat Index93°

WindS 9 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts12 mph

Humidity86%

Indoor Humidity86% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Rain0.23 in

Visibility3 mi

Cloud Ceiling4000 ft

8 PM

83°
RealFeel® 94°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 40%
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Cloudy

RealFeel Shade™94°

Heat Index92°

WindSSW 8 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts12 mph

Humidity86%

Indoor Humidity86% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling28200 ft

9 PM

80°
RealFeel® 92°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

Heat Index88°

WindSSW 6 mph

Air QualityFair

Wind Gusts12 mph

Humidity92%

Indoor Humidity92% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling4000 ft

10 PM

79°
RealFeel® 92°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 37%
Chevron down
Cloudy

Heat Index85°

WindS 5 mph

Air QualityFair

Wind Gusts9 mph

Humidity96%

Indoor Humidity95% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling24600 ft

11 PM

79°
RealFeel® 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 48%
Chevron down
Cloudy

Heat Index84°

WindS 7 mph

Air QualityFair

Wind Gusts15 mph

Humidity95%

Indoor Humidity95% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling18000 ft

Hourly Weather Forecast for Katy

AccuWeather's hourly forecast for Katy provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 86° with a RealFeel® of 97°, showers with a 51% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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