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Northeast braces for coldest weekend of winter. See how low temps will plunge.

Potomac, IL

17°F

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Potomac, IL Weather

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Trace - 0.05 in

Fri, 2/6, 7:00 AM - Fri, 2/6, 8:00 AM

Ice

11 PM

18°

RealFeel® 17°

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.

0%

Mostly clear

WindWNW 5 mph

Air QualityPoor

Wind Gusts5 mph

Humidity88%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover21%

Visibility10 mi

Cloud Ceiling33000 ft

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