BELLEVILLE, IL 62221 Weather Forecast & Current Conditions

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SCOTT AFB, IL
Current Weather

10:55 AM CDT MAY 24, 2026
Overcast
72°F
Feels Like: 72°F
Dewpoint: 68°F
Rel. Hum.: 87%
Visibility: 10 miles
Wind: NNW at 6 mph
Pressure:
Last 72 hours

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BELLEVILLE, IL 62221
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
THIS AFTERNOON
Mostly cloudy early, then becoming mostly sunny. A chance of showers early. Highs in the lower 80s. North winds around 5 mph. Chance of rain 50 percent.
TONIGHT
Mostly clear. Lows in the upper 50s. Northeast winds around 5 mph in the evening, becoming light and variable.
MEMORIAL DAY
Mostly sunny. Highs in the lower 80s. East winds 5 to 10 mph.
MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s. East winds around 5 mph.
TUESDAY
Partly sunny with a chance of showers with a slight chance of thunderstorms in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 80s. East winds 5 to 10 mph. Chance of rain 70 percent.
TUESDAY NIGHT
Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. Chance of rain 70 percent.
WEDNESDAY
Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the morning, then mostly sunny with showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 60 percent.
WEDNESDAY NIGHT
Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the mid 60s. Chance of rain 50 percent.
THURSDAY
Partly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent.
THURSDAY NIGHT AND FRIDAY
Showers likely with a chance of thunderstorms. Lows in the mid 60s. Highs around 80. Chance of rain 70 percent.
FRIDAY NIGHT
Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the lower 60s. Chance of rain 50 percent.
SATURDAY
Mostly sunny. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 30 percent.

Visible Weather Satellite
BELLEVILLE, IL 62221
Infrared Weather Satellite
BELLEVILLE, IL 62221
NEXRAD Weather Radar
BELLEVILLE, IL 62221

SCOTT AFB, IL 3 hourly weather forecast

weather forecast created  5:00 PM PDT  5/23/2026
Sunday
24 MAY 2026
BELLEVILLE, IL 62221 weather forecast Day 1, 0 hours 1 AM 66° 66° Mostly Cloudy 28%
RAIN
<.01 in
0% Thunder
( 24% severe)
  CALM 97% 65°
Low 63° BELLEVILLE, IL 62221 weather forecast Day 1, 3 hours 4 AM 64° 66° Mostly Cloudy   CALM 100% 64°
High 81° BELLEVILLE, IL 62221 weather forecast Day 1, 6 hours 7 AM 64° 66° Mostly Cloudy 23%
RAIN
.1–.25 in
0% Thunder
( 15% severe)
  CALM 100% 64°

Mostly Cloudy

Chance of Rain

BELLEVILLE, IL 62221 weather forecast Day 1, 9 hours 10 AM 72° 72° Mostly Cloudy   CALM 81% 66°
BELLEVILLE, IL 62221 weather forecast Day 1, 12 hours 1 PM 77° 79° Mostly Cloudy 6%

0% Thunder
( 19% severe)
NA   1 71% 67°
BELLEVILLE, IL 62221 weather forecast Day 1, 15 hours 4 PM 79° 81° Partly Cloudy N   3 64% 66°
BELLEVILLE, IL 62221 weather forecast Day 1, 18 hours 7 PM 78° 80° Partly Cloudy 2%

0% Thunder
( 4% severe)
NE   5 62% 64°
BELLEVILLE, IL 62221 weather forecast Day 1, 21 hours 10 PM 69° 69° Partly Cloudy   CALM 84% 64°
Monday
25 MAY 2026
BELLEVILLE, IL 62221 weather forecast Day 2, 0 hours 1 AM 65° 65° Partly Cloudy 2%

0% Thunder
( 0% severe)
  CALM 97% 64°
Low 60° BELLEVILLE, IL 62221 weather forecast Day 2, 3 hours 4 AM 63° 64° Partly Cloudy   CALM 100% 63°
High 82° BELLEVILLE, IL 62221 weather forecast Day 2, 6 hours 7 AM 64° 66° Mostly Cloudy 3%

0% Thunder
( 4% severe)
  CALM 100% 64°

Partly Cloudy



BELLEVILLE, IL 62221 weather forecast Day 2, 9 hours 10 AM 75° 75° Partly Cloudy E   5 76% 67°
BELLEVILLE, IL 62221 weather forecast Day 2, 12 hours 1 PM 79° 81° Partly Cloudy 7%

0% Thunder
( 10% severe)
E   8 64% 66°
BELLEVILLE, IL 62221 weather forecast Day 2, 15 hours 4 PM 80° 82° Partly Cloudy E   8 62% 66°
BELLEVILLE, IL 62221 weather forecast Day 2, 18 hours 7 PM 78° 80° Partly Cloudy 3%

0% Thunder
( 5% severe)
E   7 67% 66°
BELLEVILLE, IL 62221 weather forecast Day 2, 21 hours 10 PM 71° 71° Partly Cloudy E   3 84% 66°

SCOTT AFB, IL extended weather forecast

Tuesday
26 MAY 2026
Wednesday
27 MAY 2026
Thursday
28 MAY 2026
Friday
29 MAY 2026
Saturday
30 MAY 2026
Low 63° Low 66° Low 66° Low 65° Low 61°
High 83° High 85° High 86° High 82° High 79°
BELLEVILLE, IL 62221 weather forecast Day 3 BELLEVILLE, IL 62221 weather forecast Day 4 BELLEVILLE, IL 62221 weather forecast Day 5 BELLEVILLE, IL 62221 weather forecast Day 6 BELLEVILLE, IL 62221 weather forecast Day 7
Mostly Cloudy
22% Rain
Overcast
63% Rain
Partly Cloudy
34% Rain
Overcast
37% Rain
Overcast
30% Rain
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