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

Lafayette Square, MO

96°F
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Lafayette Square

Missouri

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Lafayette Square, MO Weather
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Today

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 Daily Radar MinuteCast Monthly Air Quality Health & Activities

4 PM

97°
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.
LEARN MORE
rain drop 47%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

12:00 PM Saturday - 7:00 PM Thursday

RealFeel Shade™102°

WindSSW 8 mph

Air QualityFair

Max UV Index5 (Moderate)

Wind Gusts17 mph

Humidity49%

Indoor Humidity49% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

96°
RealFeel® 104°
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 17%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

12:00 PM Saturday - 7:00 PM Thursday
alerts

Flood Watch

5:00 PM Sunday - 1:00 PM Monday

RealFeel Shade™100°

WindSSW 8 mph

Air QualityFair

Max UV Index3 (Moderate)

Wind Gusts15 mph

Humidity47%

Indoor Humidity47% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

94°
RealFeel® 102°
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 17%
Chevron down
Partly sunny
alerts

Extreme Heat Warning

12:00 PM Saturday - 7:00 PM Thursday
alerts

Flood Watch

5:00 PM Sunday - 1:00 PM Monday

RealFeel Shade™100°

WindSSW 7 mph

Air QualityFair

Max UV Index2 (Low)

Wind Gusts12 mph

Humidity51%

Indoor Humidity51% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover32%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

93°
RealFeel® 101°
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 22%
Chevron down
Partly sunny
alerts

Extreme Heat Warning

12:00 PM Saturday - 7:00 PM Thursday
alerts

Flood Watch

5:00 PM Sunday - 1:00 PM Monday

RealFeel Shade™99°

WindSSW 7 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts8 mph

Humidity54%

Indoor Humidity54% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover39%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

92°
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%
Chevron down
Mostly cloudy
alerts

Extreme Heat Warning

12:00 PM Saturday - 7:00 PM Thursday
alerts

Flood Watch

5:00 PM Sunday - 1:00 PM Monday

RealFeel Shade™99°

WindSW 6 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts12 mph

Humidity56%

Indoor Humidity56% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling19400 ft

9 PM

84°
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 66%
Chevron down
Thunderstorms
alerts

Extreme Heat Warning

12:00 PM Saturday - 7:00 PM Thursday
alerts

Flood Watch

5:00 PM Sunday - 1:00 PM Monday

WindSSW 6 mph

Air QualityFair

Wind Gusts10 mph

Humidity82%

Indoor Humidity82% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Rain0.43 in

Visibility10 mi

Cloud Ceiling19500 ft

10 PM

84°
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 49%
Chevron down
Mostly cloudy
alerts

Extreme Heat Warning

12:00 PM Saturday - 7:00 PM Thursday
alerts

Flood Watch

5:00 PM Sunday - 1:00 PM Monday

WindE 6 mph

Air QualityFair

Wind Gusts10 mph

Humidity76%

Indoor Humidity76% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover80%

Visibility10 mi

Cloud Ceiling19500 ft

11 PM

82°
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 49%
Chevron down
Mostly cloudy
alerts

Extreme Heat Warning

12:00 PM Saturday - 7:00 PM Thursday
alerts

Flood Watch

5:00 PM Sunday - 1:00 PM Monday

WindESE 6 mph

Air QualityFair

Wind Gusts8 mph

Humidity80%

Indoor Humidity80% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

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World North America United States Missouri Lafayette Square

Weather Near Lafayette Square:

  • O'Fallon, MO
  • St. Charles, MO
  • St. Louis, MO
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