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Bethalto, IL

84°F
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Bethalto

Illinois

84°
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Bethalto, IL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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

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6 PM

85°
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 57%
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Thunderstorms
alerts

Extreme Heat Warning

12:00 PM Sunday - 9:00 PM Saturday

RealFeel Shade™91°

Heat Index93°

WindSE 8 mph

Air QualityPoor

Max UV Index0.5 (Low)

Wind Gusts9 mph

Humidity71%

Indoor Humidity71% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling10000 ft

7 PM

84°
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 63%
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Thunderstorms
alerts

Extreme Heat Warning

12:00 PM Sunday - 9:00 PM Saturday

RealFeel Shade™89°

Heat Index92°

WindSSW 8 mph

Air QualityPoor

Max UV Index0.2 (Low)

Wind Gusts9 mph

Humidity75%

Indoor Humidity75% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.01 in

Visibility10 mi

Cloud Ceiling10000 ft

8 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 40%
Chevron down
Mostly clear
alerts

Extreme Heat Warning

12:00 PM Sunday - 9:00 PM Saturday

Heat Index89°

WindSE 8 mph

Air QualityPoor

Wind Gusts10 mph

Humidity82%

Indoor Humidity82% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

9 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 34%
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Intermittent clouds
alerts

Extreme Heat Warning

12:00 PM Sunday - 9:00 PM Saturday

Heat Index84°

WindESE 8 mph

Air QualityPoor

Wind Gusts12 mph

Humidity85%

Indoor Humidity85% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover50%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

78°
RealFeel® 84°
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 37%
Chevron down
Intermittent clouds
alerts

Extreme Heat Warning

12:00 PM Sunday - 9:00 PM Saturday

Heat Index80°

WindESE 8 mph

Air QualityPoor

Wind Gusts10 mph

Humidity88%

Indoor Humidity88% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

78°
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.
LEARN MORE
rain drop 43%
Chevron down
Mostly cloudy
alerts

Extreme Heat Warning

12:00 PM Sunday - 9:00 PM Saturday

WindESE 6 mph

Air QualityPoor

Wind Gusts9 mph

Humidity89%

Indoor Humidity89% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Bethalto

AccuWeather's hourly forecast for Bethalto provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 85° with a RealFeel® of 91°, thunderstorms with a 57% 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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World North America United States Illinois Bethalto

Weather Near Bethalto:

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