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Tropical Storm Erick to rapidly strengthen, may become major hurricane Chevron right
Heat wave to push temps near 100 F across central, eastern US Chevron right

Mt Vernon, IL

85°F
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Winter Center
Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Tuesday, June 17

Current Weather

4:06 PM

85°F
Partly sunny
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
RealFeel Shade™ 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
RealFeel®
94°
RealFeel Shade™
90°
Max UV Index
5 Moderate
Wind
WSW 8 mph
Wind Gusts
8 mph
Humidity
67%
Indoor Humidity
67% (Extremely Humid)
Dew Point
73° F
Pressure
↔ 29.85 in
Cloud Cover
50%
Visibility
10 mi
Cloud Ceiling
40000 ft

Day

6/17
85°Hi
RealFeel® 96°
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
RealFeel Shade™ 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
Humid with clouds breaking for some sun

Max UV Index10 (Very High)

AccuLumen Brightness Index™3 (Dull)

WindSSW 6 mph

Wind Gusts14 mph

Probability of Precipitation55%

Probability of Thunderstorms13%

Precipitation0.02 in

Rain0.02 in

Hours of Precipitation0.5

Hours of Rain0.5

Cloud Cover73%

Morning

Afternoon

Night

6/17
72°Lo
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Mostly cloudy, warm and humid

WindS 6 mph

Wind Gusts24 mph

Probability of Precipitation12%

Probability of Thunderstorms3%

Precipitation0.00 in

Cloud Cover71%

Evening

Overnight

Sun & Moon

14 hrs 50 mins
Rise 5:31 AM
Set 8:21 PM
Waning Gibbous
Rise 12:21 AM
Set 11:43 AM

Temperature History

6/17
High
Low
Forecast
85°
72°
Average
83°
64°
Last Year
94°
70°
Record
101°
1936
47°
1917

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World North America United States Illinois Mt Vernon

Weather Near Mt Vernon:

  • Cape Girardeau, MO
  • Carbondale, IL
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