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Dangerous heat wave to expand east early this week, affecting 170 million people. Details here Chevron right

Vandalia, IL

74°F
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Vandalia

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Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Monday, June 23

Current Weather

4:04 AM

74°F
Clear
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
RealFeel®
79°
Wind
S 4 mph
Wind Gusts
9 mph
Humidity
92%
Indoor Humidity
92% (Extremely Humid)
Dew Point
72° F
Pressure
↔ 30.13 in
Cloud Cover
0%
Visibility
9 mi
Cloud Ceiling
40000 ft

Day

6/23
96°Hi
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
RealFeel Shade™ 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
Very hot and very humid with blazing sunshine; danger of dehydration and heatstroke if outside for extended periods of time
alerts

Heat Advisory

12:00 PM Saturday - 9:00 PM Tuesday

Max UV Index11 (Extreme)

AccuLumen Brightness Index™9 (Very Bright)

WindSSW 8 mph

Wind Gusts16 mph

Probability of Precipitation5%

Probability of Thunderstorms1%

Precipitation0.00 in

Cloud Cover7%

Morning

Afternoon

Night

6/23
76°Lo
RealFeel® 83°
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
Clear, very warm and very humid
alerts

Heat Advisory

12:00 PM Saturday - 9:00 PM Tuesday

WindS 6 mph

Wind Gusts8 mph

Probability of Precipitation11%

Probability of Thunderstorms3%

Precipitation0.00 in

Cloud Cover10%

Evening

Overnight

Sun & Moon

14 hrs 55 mins
Rise 5:31 AM
Set 8:26 PM
Waning Crescent
Rise 3:21 AM
Set 7:08 PM

Temperature History

6/23
High
Low
Forecast
96°
76°
Average
86°
66°
Last Year
89°
73°

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World North America United States Illinois Vandalia

Weather Near Vandalia:

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