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Flash flood risk to focus on parts of central US. Get the forecast Chevron right

Katy, LA

90°F
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Katy

Louisiana

90°
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Katy, LA Weather
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Today

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 Daily Radar MinuteCast Monthly Air Quality Health & Activities

3 PM

91°
RealFeel® 108°
Dangerous Heat
RealFeel Guide
Dangerous Heat
108° to 115°
Caution advised. 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 33%
Chevron down
Mostly sunny

RealFeel Shade™100°

WindSW 7 mph

Air QualityFair

Max UV Index8 (Very High)

Wind Gusts14 mph

Humidity64%

Indoor Humidity64% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover21%

Visibility10 mi

Cloud Ceiling33300 ft

4 PM

90°
RealFeel® 105°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. 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 36%
Chevron down
Mostly sunny

RealFeel Shade™98°

WindSW 8 mph

Air QualityFair

Max UV Index5 (Moderate)

Wind Gusts18 mph

Humidity65%

Indoor Humidity65% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

89°
RealFeel® 103°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. 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 47%
Chevron down
Mostly sunny

RealFeel Shade™97°

WindSW 8 mph

Air QualityFair

Max UV Index3 (Moderate)

Wind Gusts17 mph

Humidity68%

Indoor Humidity68% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

88°
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 51%
Chevron down
Partly sunny w/ t-storms

RealFeel Shade™95°

WindSSW 7 mph

Air QualityFair

Max UV Index2 (Low)

Wind Gusts15 mph

Humidity73%

Indoor Humidity73% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Rain0.04 in

Visibility6 mi

Cloud Ceiling30000 ft

7 PM

86°
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 47%
Chevron down
Mostly sunny

RealFeel Shade™99°

WindSSW 7 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts14 mph

Humidity78%

Indoor Humidity78% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

83°
RealFeel® 95°
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 0%
Chevron down
Sunny

RealFeel Shade™95°

WindSSW 6 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts12 mph

Humidity86%

Indoor Humidity86% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover2%

Visibility10 mi

Cloud Ceiling30000 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 0%
Chevron down
Clear

WindSSW 5 mph

Air QualityFair

Wind Gusts10 mph

Humidity92%

Indoor Humidity92% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover2%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

78°
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.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindS 5 mph

Air QualityFair

Wind Gusts10 mph

Humidity97%

Indoor Humidity95% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover2%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

77°
RealFeel® 88°
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.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindS 5 mph

Air QualityFair

Wind Gusts10 mph

Humidity98%

Indoor Humidity95% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover3%

Visibility10 mi

Cloud Ceiling30000 ft

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World North America United States Louisiana Katy

Weather Near Katy:

  • Baton Rouge, LA
  • Central, LA
  • Prairieville, LA
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