O FALLON, IL 62269 Weather Forecast & Current Conditions

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SCOTT AFB, IL
Current Weather

10:55 PM CDT MAY 16, 2025
Clear
73°F
Feels Like: 73°F
Dewpoint: 45°F
Rel. Hum.: 37%
Visibility: 10 miles
Wind: WSW at 8 mph
Pressure: 29.63 inches
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O FALLON, IL 62269
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
REST OF TONIGHT
Clear. Lows in the upper 50s. West winds 5 to 10 mph with gusts up to 25 mph.
SATURDAY
Sunny, cooler with highs in the mid 70s. West winds 10 to 15 mph with gusts up to 30 mph.
SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. Northwest winds 5 to 10 mph, becoming north after midnight.
SUNDAY
Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 70s. East winds around 5 mph. Chance of rain 20 percent.
SUNDAY NIGHT
Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the lower 60s. East winds 5 to 10 mph. Chance of rain 80 percent.
MONDAY
Showers with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 80 percent.
MONDAY NIGHT
Showers with thunderstorms likely in the evening, then showers with a chance of thunderstorms after midnight. Locally heavy rainfall possible in the evening. Lows in the mid 60s. Chance of rain 90 percent.
TUESDAY
Showers. A slight chance of thunderstorms in the morning, then thunderstorms likely in the afternoon. Highs in the mid 70s. Chance of rain 90 percent.
TUESDAY NIGHT
Showers and thunderstorms likely in the evening, then a chance of showers after midnight. Cooler with lows in the mid 50s. Chance of rain 70 percent.
WEDNESDAY
Mostly cloudy with a 50 percent chance of showers. Cooler with highs in the lower 60s.
WEDNESDAY NIGHT AND THURSDAY
Partly cloudy. A 20 percent chance of showers. Lows in the upper 40s. Highs in the mid 60s.
THURSDAY NIGHT
Partly cloudy. Lows around 50.
FRIDAY
Mostly sunny with a 20 percent chance of showers. Highs in the lower 70s.

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  5/16/2025
Friday
16 MAY 2025
O FALLON, IL 62269 weather forecast Day 1, 12 hours 1 PM 84° 86° Partly Cloudy 74%
RAIN
***
0% Thunder
( 48% severe)
SSW   15 53% 65°
High 85° O FALLON, IL 62269 weather forecast Day 1, 15 hours 4 PM 80° 82° Mostly Cloudy SW   17 60% 65°
Decreasing Clouds

Rain Likely

O FALLON, IL 62269 weather forecast Day 1, 18 hours 7 PM 77° 79° Clear 7%

0% Thunder
( 7% severe)
W   13 60% 62°
O FALLON, IL 62269 weather forecast Day 1, 21 hours 10 PM 69° 69° Clear WSW   10 66% 57°
Saturday
17 MAY 2025
O FALLON, IL 62269 weather forecast Day 2, 0 hours 1 AM 65° 65° Clear 0%

0% Thunder
( 1% severe)
W   9 65% 53°
Low 58° O FALLON, IL 62269 weather forecast Day 2, 3 hours 4 AM 61° 60° Clear W   9 65% 49°
High 76° O FALLON, IL 62269 weather forecast Day 2, 6 hours 7 AM 59° 57° Clear 1%

0% Thunder
( 1% severe)
W   9 67% 48°

Clear



O FALLON, IL 62269 weather forecast Day 2, 9 hours 10 AM 66° 66° Clear W   13 52% 48°
O FALLON, IL 62269 weather forecast Day 2, 12 hours 1 PM 71° 71° Clear 1%

0% Thunder
( 2% severe)
W   13 49% 51°
O FALLON, IL 62269 weather forecast Day 2, 15 hours 4 PM 75° 75° Partly Cloudy W   12 43% 51°
O FALLON, IL 62269 weather forecast Day 2, 18 hours 7 PM 73° 73° Partly Cloudy 1%

0% Thunder
( 2% severe)
WNW   7 49% 53°
O FALLON, IL 62269 weather forecast Day 2, 21 hours 10 PM 64° 66° Partly Cloudy NW   2 67% 53°
Sunday
18 MAY 2025
O FALLON, IL 62269 weather forecast Day 3, 0 hours 1 AM 60° 61° Mostly Cloudy 9%

0% Thunder
( 7% severe)
NNW   1 78% 53°
Low 56° O FALLON, IL 62269 weather forecast Day 3, 3 hours 4 AM 58° 59° Mostly Cloudy NNW   1 80% 52°
High 79° O FALLON, IL 62269 weather forecast Day 3, 6 hours 7 AM 58° 59° Mostly Cloudy 15%
RAIN
<.01 in
0% Thunder
( 9% severe)
NNE   1 80% 52°

Partly Cloudy



O FALLON, IL 62269 weather forecast Day 3, 9 hours 10 AM 67° 67° Partly Cloudy ENE   3 61% 53°
O FALLON, IL 62269 weather forecast Day 3, 15 hours 1 PM 74° 74° Partly Cloudy 15%
RAIN
<.01 in
0% Thunder
( 12% severe)
E   3 51% 55°
O FALLON, IL 62269 weather forecast Day 3, 18 hours 4 PM 77° 79° Partly Cloudy ESE   6 48% 56°
O FALLON, IL 62269 weather forecast Day 3, 21 hours 7 PM 75° 75° Mostly Cloudy     ESE   6 55% 58°

SCOTT AFB, IL extended weather forecast

Monday
19 MAY 2025
Tuesday
20 MAY 2025
Wednesday
21 MAY 2025
Thursday
22 MAY 2025
Friday
23 MAY 2025
Low 64° Low 65° Low 54° Low 47° Low 52°
High 81° High 76° High 65° High 74° High 73°
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
Overcast
76% Rain
Overcast
87% Rain
Mostly Cloudy
66% Rain
Clear
9% Rain
Partly Cloudy
21% Rain
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