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When will frigid air loosen its grip on the Northeast, Midwest? Get the forecast. Chevron right

Alton, IL

28°F
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Alton

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11 PM

27°
RealFeel® 23°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
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rain drop 0%
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Mostly clear

WindNNW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity76%

Indoor Humidity31% (Dry)

Dew Point20° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover27%

Visibility10 mi

Cloud Ceiling30000 ft

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World North America United States Illinois Alton

Weather Near Alton:

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