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Eureka, MO

71°F
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Eureka, MO Weather
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3 AM

72°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 16%
Chevron down
Partly cloudy
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

WindS 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity88%

Indoor Humidity88% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling33000 ft

4 AM

72°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 16%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

WindSSW 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity91%

Indoor Humidity91% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

5 AM

72°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 16%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

WindSSW 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity94%

Indoor Humidity94% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover67%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

71°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 16%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

WindSSW 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity93%

Indoor Humidity93% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

71°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 12%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

RealFeel Shade™73°

WindSW 5 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts5 mph

Humidity92%

Indoor Humidity92% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

74°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 5%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

RealFeel Shade™79°

WindSW 5 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts6 mph

Humidity85%

Indoor Humidity85% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover68%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

79°
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.
LEARN MORE
rain drop 5%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

RealFeel Shade™83°

Heat Index83°

WindWSW 6 mph

Air QualityFair

Max UV Index1.7 (Low)

Wind Gusts6 mph

Humidity75%

Indoor Humidity75% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

85°
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 6%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

RealFeel Shade™89°

Heat Index91°

WindWSW 6 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts7 mph

Humidity66%

Indoor Humidity66% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling4000 ft

11 AM

88°
RealFeel® 98°
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 7%
Chevron down
Partly sunny
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

RealFeel Shade™92°

Heat Index94°

WindWSW 7 mph

Air QualityFair

Max UV Index4.3 (Moderate)

Wind Gusts8 mph

Humidity59%

Indoor Humidity59% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

91°
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 7%
Chevron down
Mostly sunny
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

RealFeel Shade™95°

Heat Index98°

WindW 7 mph

Air QualityFair

Max UV Index5.1 (Moderate)

Wind Gusts10 mph

Humidity53%

Indoor Humidity53% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

93°
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 9%
Chevron down
Mostly sunny
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

RealFeel Shade™97°

Heat Index100°

WindW 7 mph

Air QualityFair

Max UV Index5.7 (High)

Wind Gusts13 mph

Humidity49%

Indoor Humidity49% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

95°
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 14%
Chevron down
Mostly sunny
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

RealFeel Shade™99°

Heat Index103°

WindW 6 mph

Air QualityFair

Max UV Index5.1 (Moderate)

Wind Gusts12 mph

Humidity45%

Indoor Humidity45% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover15%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

97°
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 14%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

RealFeel Shade™100°

Heat Index104°

WindWNW 6 mph

Air QualityFair

Max UV Index3.7 (Moderate)

Wind Gusts9 mph

Humidity43%

Indoor Humidity43% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

95°
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 18%
Chevron down
Partly sunny
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

RealFeel Shade™99°

Heat Index102°

WindWNW 6 mph

Air QualityFair

Max UV Index3.1 (Moderate)

Wind Gusts6 mph

Humidity45%

Indoor Humidity45% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover48%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

94°
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 47%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

RealFeel Shade™98°

Heat Index101°

WindNW 5 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts8 mph

Humidity47%

Indoor Humidity47% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover62%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

88°
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 51%
Chevron down
Mostly cloudy w/ t-storms
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

RealFeel Shade™95°

Heat Index98°

WindENE 4 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts5 mph

Humidity66%

Indoor Humidity66% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover70%

Rain0.08 in

Visibility5 mi

Cloud Ceiling4000 ft

7 PM

87°
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 47%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

RealFeel Shade™95°

Heat Index94°

WindE 2 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts2 mph

Humidity63%

Indoor Humidity63% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover62%

Visibility10 mi

Cloud Ceiling4000 ft

8 PM

86°
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.
LEARN MORE
rain drop 3%
Chevron down
Partly cloudy
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

Heat Index93°

WindESE 2 mph

Air QualityFair

Wind Gusts4 mph

Humidity66%

Indoor Humidity66% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

85°
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 3%
Chevron down
Mostly clear
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

Heat Index91°

WindSE 4 mph

Air QualityFair

Wind Gusts4 mph

Humidity68%

Indoor Humidity68% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

82°
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 3%
Chevron down
Mostly clear
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

Heat Index88°

WindSSE 4 mph

Air QualityFair

Wind Gusts4 mph

Humidity72%

Indoor Humidity72% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

80°
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.
LEARN MORE
rain drop 3%
Chevron down
Clear
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Saturday

Heat Index84°

WindSSE 4 mph

Air QualityPoor

Wind Gusts4 mph

Humidity77%

Indoor Humidity77% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover6%

Visibility10 mi

Cloud Ceiling30000 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 72° with a RealFeel® of 74°, partly cloudy with a 16% 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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Weather Near Eureka:

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