Mount Vernon, IL Weather Forecast

Today's Weather

Wed, Sep 16

Partly sunny with the temperature breaking the record of 99 last reached in 1927; a thunderstorm around this afternoon; gusty winds can accompany any downpour Hi: 100°

Tonight: A thunderstorm in spots this evening; otherwise, partly cloudy, warm and humid Lo: 70°

Current Weather

11:42 AM

Looking Ahead

The intense late-season heat wave will continue into the weekend; be sure to stay hydrated

Mount Vernon Weather Radar

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Clouds

Temperature

Hourly Weather

10-Day Weather Forecast

Today

9/16

100° 70°

Very hot

Night: A t-storm around this evening

55%

Thu

9/17

100° 70°

A thunderstorm in spots

Mainly clear, warm and humid

55%

Fri

9/18

94° 69°

A thunderstorm in spots

Clear, warm and humid

55%

Sat

9/19

98° 67°

Near-record temperatures

A couple of showers late

11%

Sun

9/20

94° 70°

Partly sunny and hot

Mostly cloudy, warm and humid

14%

Mon

9/21

89° 68°

Partly sunny, a t-storm; warm

Mainly clear, warm and humid

55%

Tue

9/22

84° 64°

Warm and humid with sunshine

Clear and humid

13%

Wed

9/23

81° 58°

Sunshine and a few clouds

Partly cloudy

Thu

9/24

79° 57°

Clouds and sun

A shower and t-storm late

Fri

9/25

79° 56°

Rain and a thunderstorm

A shower early; rather cloudy

73%

Sun & Moon

12 hrs 24 mins

Rise 6:38 AM

Set 7:02 PM

Waxing Crescent

Rise 12:29 PM

Set 9:47 PM

Air Quality

Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.