O FALLON, IL 62269 Weather Forecast & Current Conditions

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SCOTT AFB, IL
Current Weather

5:55 PM CDT AUG 6, 2025
Clear
88°F
Feels Like: 95°F
Dewpoint: 72°F
Rel. Hum.: 59%
Visibility: 10 miles
Wind: SSE at 9 mph
Pressure: 30.11 inches
Last 72 hours

Local Area Snow Depth

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O FALLON, IL 62269
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear this evening, then becoming partly cloudy. Lows in the lower 70s. Southeast winds around 5 mph.
THURSDAY
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 102.
THURSDAY NIGHT
Partly cloudy. Lows in the lower 70s. Southeast winds around 5 mph.
FRIDAY
Sunny. Highs in the lower 90s. South winds 5 to 10 mph. Heat index values up to 100.
FRIDAY NIGHT
Mostly clear. Lows in the mid 70s. South winds 5 to 10 mph.
SATURDAY AND SATURDAY NIGHT
Mostly clear. Highs in the lower 90s. Lows in the mid 70s. Heat index values up to 100.
SUNDAY
Mostly sunny. Highs in the lower 90s.
SUNDAY NIGHT AND MONDAY
Partly cloudy. A slight chance of showers and thunderstorms. Lows in the mid 70s. Highs in the lower 90s. Chance of rain 20 percent.
MONDAY NIGHT
Partly cloudy with a slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the lower 70s. Chance of rain 30 percent.
TUESDAY
Mostly sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs around 90. Chance of rain 30 percent.
TUESDAY NIGHT AND WEDNESDAY
Partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the lower 90s. Chance of rain 20 percent.

Visible Weather Satellite
O FALLON, IL 62269
Infrared Weather Satellite
O FALLON, IL 62269
NEXRAD Weather Radar
O FALLON, IL 62269

SCOTT AFB, IL 3 hourly weather forecast

weather forecast created  5:00 AM PDT  8/ 6/2025
Wednesday
6 AUG 2025
O FALLON, IL 62269 weather forecast Day 1, 12 hours 1 PM 86° 90° Partly Cloudy 0%

0% Thunder
( 8% severe)
SSE   1 57% 69°
High 89° O FALLON, IL 62269 weather forecast Day 1, 15 hours 4 PM 88° 93° Clear SE   2 54% 69°
Clear



O FALLON, IL 62269 weather forecast Day 1, 18 hours 7 PM 85° 90° Clear 1%

0% Thunder
( 6% severe)
ESE   3 61% 70°
O FALLON, IL 62269 weather forecast Day 1, 21 hours 10 PM 78° 80° Clear ESE   2 74% 69°
Thursday
7 AUG 2025
O FALLON, IL 62269 weather forecast Day 2, 0 hours 1 AM 74° 74° Clear 2%

0% Thunder
( 5% severe)
SE   1 84% 69°
Low 70° O FALLON, IL 62269 weather forecast Day 2, 3 hours 4 AM 71° 71° Clear SSE   1 90% 68°
High 91° O FALLON, IL 62269 weather forecast Day 2, 6 hours 7 AM 72° 72° Clear 3%

0% Thunder
( 7% severe)
SSE   1 90% 69°

Partly Cloudy



O FALLON, IL 62269 weather forecast Day 2, 9 hours 10 AM 83° 88° Partly Cloudy S   3 70% 72°
O FALLON, IL 62269 weather forecast Day 2, 12 hours 1 PM 89° 95° Partly Cloudy 8%

0% Thunder
( 13% severe)
S   5 56% 71°
O FALLON, IL 62269 weather forecast Day 2, 15 hours 4 PM 90° 96° Partly Cloudy S   6 52% 70°
O FALLON, IL 62269 weather forecast Day 2, 18 hours 7 PM 86° 91° Partly Cloudy 1%

0% Thunder
( 20% severe)
S   5 61% 71°
O FALLON, IL 62269 weather forecast Day 2, 21 hours 10 PM 79° 82° Partly Cloudy SE   5 77% 71°
Friday
8 AUG 2025
O FALLON, IL 62269 weather forecast Day 3, 0 hours 1 AM 76° 77° Partly Cloudy 3%

0% Thunder
( 9% severe)
SSE   3 82% 70°
Low 72° O FALLON, IL 62269 weather forecast Day 3, 3 hours 4 AM 74° 74° Partly Cloudy SSE   3 84% 69°
High 92° O FALLON, IL 62269 weather forecast Day 3, 6 hours 7 AM 74° 74° Partly Cloudy 3%

0% Thunder
( 4% severe)
SSE   3 84% 69°

Partly Cloudy



O FALLON, IL 62269 weather forecast Day 3, 9 hours 10 AM 84° 90° Clear S   6 67% 72°
O FALLON, IL 62269 weather forecast Day 3, 15 hours 1 PM 89° 95° Partly Cloudy 2%

0% Thunder
( 13% severe)
S   8 56% 71°
O FALLON, IL 62269 weather forecast Day 3, 18 hours 4 PM 91° 97° Clear SSE   9 50% 70°
O FALLON, IL 62269 weather forecast Day 3, 21 hours 7 PM 87° 93° Partly Cloudy     SSE   8 59% 71°

SCOTT AFB, IL extended weather forecast

Saturday
9 AUG 2025
Sunday
10 AUG 2025
Monday
11 AUG 2025
Tuesday
12 AUG 2025
Wednesday
13 AUG 2025
Low 70° Low 70° Low 68° Low 71° Low 68°
High 94° High 87° High 90° High 90° High 91°
O FALLON, IL 62269 weather forecast Day 4 O FALLON, IL 62269 weather forecast Day 5 O FALLON, IL 62269 weather forecast Day 6 O FALLON, IL 62269 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Clear
9% Rain
Partly Cloudy
31% Rain
Overcast
47% Rain
Mostly Cloudy
45% Rain
Partly Cloudy
32% Rain
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