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Rounds of storms in the South to raise the risk for flooding into early next week. Get the latest.

Ballwin, MO

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Ballwin, MO Weather

Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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2 PM

76°

RealFeel® 81°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

68%

Thunderstorms

RealFeel Shade™78°

WindNW 8 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts16 mph

Humidity89%

Indoor Humidity89% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Rain0.05 in

Visibility10 mi

Cloud Ceiling4800 ft

3 PM

77°

RealFeel® 86°

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.

49%

Intermittent clouds

RealFeel Shade™81°

WindNNW 8 mph

Air QualityFair

Max UV Index3.7 (Moderate)

Wind Gusts17 mph

Humidity83%

Indoor Humidity83% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling5900 ft

4 PM

78°

RealFeel® 81°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

71%

Mostly cloudy w/ t-storms

RealFeel Shade™79°

WindNNW 8 mph

Air QualityFair

Max UV Index1.8 (Low)

Wind Gusts20 mph

Humidity80%

Indoor Humidity80% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Rain0.07 in

Visibility5 mi

Cloud Ceiling4000 ft

5 PM

79°

RealFeel® 85°

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.

49%

Intermittent clouds

RealFeel Shade™82°

Heat Index80°

WindNNW 8 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts18 mph

Humidity76%

Indoor Humidity76% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling14700 ft

6 PM

78°

RealFeel® 79°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

61%

Mostly cloudy w/ t-storms

RealFeel Shade™79°

WindN 8 mph

Air QualityFair

Max UV Index0.8 (Low)

Wind Gusts18 mph

Humidity78%

Indoor Humidity78% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Rain0.07 in

Visibility5 mi

Cloud Ceiling4000 ft

7 PM

76°

RealFeel® 79°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

49%

Intermittent clouds

RealFeel Shade™79°

WindN 8 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts16 mph

Humidity82%

Indoor Humidity82% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

74°

RealFeel® 77°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Partly sunny

RealFeel Shade™77°

WindN 7 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts12 mph

Humidity89%

Indoor Humidity89% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover41%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

71°

RealFeel® 73°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Mostly clear

WindN 6 mph

Air QualityFair

Wind Gusts8 mph

Humidity98%

Indoor Humidity95% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover17%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

68°

RealFeel® 70°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Clear

WindN 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity100%

Indoor Humidity95% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

68°

RealFeel® 70°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Clear

WindN 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity100%

Indoor Humidity95% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Ballwin

AccuWeather's hourly forecast for Ballwin provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 76° with a RealFeel® of 81°, thunderstorms with a 68% 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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O'Fallon, MO
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