St. Charles, MO Weather Forecast

Today's Weather

Thu, Jul 9

Intervals of clouds and sunshine; humid with a couple of heavy thunderstorms; thunderstorms can bring flooding downpours, hail and damaging wind gusts Hi: 89°

Tonight: Rather cloudy and humid with a couple of showers and a heavy thunderstorm; thunderstorms can bring flooding downpours, hail and damaging wind gusts Lo: 74°

Current Weather

3:15 PM

MINUTECAST®

Periods of rain for at least 60 min

Now

4:15 PM

Looking Ahead

Thunderstorms, some heavy, this afternoon through late tomorrow night

St. Charles Weather Radar

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Clouds

Temperature

Hourly Weather

10-Day Weather Forecast

Today

7/9

89° 74°

Humid with heavy t-storms

Night: Showers and a heavier t-storm

91%

Fri

7/10

89° 72°

Showers and a heavier t-storm

A shower and t-storm; humid

97%

Sat

7/11

84° 69°

Humid with a t-storm in spots

Mainly clear

55%

Sun

7/12

90° 67°

Mostly sunny

Clear

Mon

7/13

89° 68°

Brilliant sunshine

Clear

Tue

7/14

89° 69°

Mostly sunny

A crystal-clear sky and humid

Wed

7/15

90° 73°

Mostly cloudy and humid

Mainly clear and humid

10%

Thu

7/16

91° 72°

Plenty of sunshine

A crystal-clear sky

Fri

7/17

93° 73°

Mostly sunny and hot

Mostly clear

Sat

7/18

98° 73°

A strong morning thunderstorm

Humid; a t-storm or two early

56%

Sun & Moon

14 hrs 44 mins

Rise 5:45 AM

Set 8:29 PM

Waning Crescent

Rise 1:01 AM

Set 3:42 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.