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Storms to hammer Central, Eastern US with flood, wind threat Chevron right
Dangerous heat and humidity to grip the Southeast Chevron right

Flat River, MO

91°F
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Flat River

Missouri

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Flat River, MO Weather
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Today

Hourly

 Daily Radar MinuteCast Monthly Air Quality Health & Activities

7 PM

89°
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 8%
Chevron down
Mostly sunny
alerts

Heat Advisory

2:33 AM Tuesday - 7:00 PM Tuesday

RealFeel Shade™96°

WindSSW 8 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts14 mph

Humidity63%

Indoor Humidity63% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover24%

Visibility10 mi

Cloud Ceiling33500 ft

8 PM

85°
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 51%
Chevron down
Partly sunny w/ t-storms
alerts

Heat Advisory

2:33 AM Tuesday - 7:00 PM Tuesday

RealFeel Shade™89°

WindSSW 8 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts18 mph

Humidity72%

Indoor Humidity72% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Rain0.04 in

Visibility6 mi

Cloud Ceiling30000 ft

9 PM

83°
RealFeel® 91°
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 clear
alerts

Heat Advisory

2:33 AM Tuesday - 7:00 PM Tuesday

WindS 7 mph

Air QualityFair

Wind Gusts17 mph

Humidity79%

Indoor Humidity79% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

80°
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 34%
Chevron down
Mostly clear
alerts

Heat Advisory

2:33 AM Tuesday - 7:00 PM Tuesday

WindS 7 mph

Air QualityFair

Wind Gusts16 mph

Humidity85%

Indoor Humidity85% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover12%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

80°
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 14%
Chevron down
Mostly clear
alerts

Heat Advisory

2:33 AM Tuesday - 7:00 PM Tuesday

WindSSW 7 mph

Air QualityFair

Wind Gusts16 mph

Humidity83%

Indoor Humidity83% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

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World North America United States Missouri Flat River

Weather Near Flat River:

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