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Eureka, MO

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Eureka, MO Weather

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

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Hourly

10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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3 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.

45%

Partly sunny

Severe Thunderstorm Watch

1:41 PM Saturday - 7:00 PM Saturday

Extreme Heat Warning

12:00 PM Sunday - 8:00 PM Saturday

RealFeel Shade™95°

Heat Index98°

WindNNW 8 mph

Air QualityFair

Max UV Index7.6 (Very High)

Wind Gusts9 mph

Humidity63%

Indoor Humidity63% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover40%

Visibility10 mi

Cloud Ceiling33000 ft

4 PM

87°

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.

40%

Partly sunny

Severe Thunderstorm Watch

1:41 PM Saturday - 7:00 PM Saturday

Extreme Heat Warning

12:00 PM Sunday - 8:00 PM Saturday

RealFeel Shade™93°

Heat Index95°

WindNNW 8 mph

Air QualityFair

Max UV Index4.9 (Moderate)

Wind Gusts9 mph

Humidity63%

Indoor Humidity63% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

85°

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.

43%

Partly sunny

Severe Thunderstorm Watch

1:41 PM Saturday - 7:00 PM Saturday

Extreme Heat Warning

12:00 PM Sunday - 8:00 PM Saturday

RealFeel Shade™90°

Heat Index91°

WindNNW 8 mph

Air QualityFair

Max UV Index3.4 (Moderate)

Wind Gusts9 mph

Humidity67%

Indoor Humidity67% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

82°

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.

47%

Partly sunny

Severe Thunderstorm Watch

1:41 PM Saturday - 7:00 PM Saturday

Extreme Heat Warning

12:00 PM Sunday - 8:00 PM Saturday

RealFeel Shade™87°

Heat Index88°

WindSSE 7 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts8 mph

Humidity73%

Indoor Humidity73% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

80°

RealFeel® 82°

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.

51%

Partly sunny w/ t-storms

Extreme Heat Warning

12:00 PM Sunday - 8:00 PM Saturday

RealFeel Shade™82°

Heat Index84°

WindSSE 7 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts8 mph

Humidity80%

Indoor Humidity80% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover45%

Rain0.21 in

Visibility3 mi

Cloud Ceiling30000 ft

8 PM

78°

RealFeel® 80°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

51%

Mostly cloudy w/ t-storms

RealFeel Shade™80°

WindESE 6 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts6 mph

Humidity84%

Indoor Humidity84% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover70%

Rain0.05 in

Visibility5 mi

Cloud Ceiling4000 ft

9 PM

75°

RealFeel® 81°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

47%

Intermittent clouds

WindSE 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity90%

Indoor Humidity90% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling28300 ft

10 PM

73°

RealFeel® 78°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

40%

Intermittent clouds

WindSSE 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity95%

Indoor Humidity95% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

71°

RealFeel® 75°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

34%

Intermittent clouds

WindS 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity100%

Indoor Humidity95% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling24900 ft

Hourly Weather Forecast for Eureka

AccuWeather's hourly forecast for Eureka provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 89° with a RealFeel® of 103°, partly sunny with a 45% 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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