FLAT ROCK, IL 62427 Weather Forecast & Current Conditions

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ROBINSON MUNI ARPT, IL
Current Weather

12:15 AM CDT JUN 9, 2026
Clear
75°F
Feels Like: 75°F
Dewpoint: 75°F
Rel. Hum.: 100%
Visibility: 10 miles
Wind: SSW at 5 mph
Pressure: 29.98 inches
Last 72 hours

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FLAT ROCK, IL 62427
Weather Forecast

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REST OF TONIGHT
Showers likely with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Lows around 70. South winds 5 to 10 mph. Chance of rain 70 percent.
TUESDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. A chance of thunderstorms. Some thunderstorms may produce heavy rainfall in the morning. Humid with highs in the upper 80s. Southwest winds 5 to 10 mph. Chance of rain 50 percent.
TUESDAY NIGHT
Partly cloudy with a chance of showers and thunderstorms. Humid with lows in the mid 70s. Southwest winds 5 to 10 mph. Chance of rain 50 percent.
WEDNESDAY
Sunny with highs in the lower 90s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 101.
WEDNESDAY NIGHT
Mostly clear. A chance of showers after midnight. Humid with lows in the mid 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent.
THURSDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 40 percent.
THURSDAY NIGHT
Becoming mostly cloudy after midnight. A chance of thunderstorms. Showers likely, mainly in the evening. Lows in the lower 70s. Chance of rain 70 percent.
FRIDAY
Mostly sunny. Highs in the mid 80s.
FRIDAY NIGHT AND SATURDAY
Mostly clear. Lows in the mid 60s. Highs in the mid 80s.
SATURDAY NIGHT AND SUNDAY
Partly cloudy. A chance of showers and thunderstorms. Lows in the upper 60s. Highs in the mid 80s. Chance of rain 40 percent.
SUNDAY NIGHT
Partly cloudy with a 40 percent chance of showers. Lows in the lower 60s.
MONDAY
Partly sunny. A chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 30 percent.

Visible Weather Satellite
FLAT ROCK, IL 62427
Infrared Weather Satellite
FLAT ROCK, IL 62427
NEXRAD Weather Radar
FLAT ROCK, IL 62427

ROBINSON MUNI ARPT, IL 3 hourly weather forecast

weather forecast created  7:00 PM CDT  6/ 8/2026
Tuesday
9 JUN 2026
FLAT ROCK, IL 62427 weather forecast Day 1, 0 hours 1 AM 73° 73° Mostly Cloudy 87%
RAIN
***
0% Thunder
( 37% severe)
S   10 93% 71°
Low 71° FLAT ROCK, IL 62427 weather forecast Day 1, 3 hours 4 AM 72° 72° Mostly Cloudy SSW   10 97% 71°
High 89° FLAT ROCK, IL 62427 weather forecast Day 1, 6 hours 7 AM 73° 73° Mostly Cloudy 31%
RAIN
.01–.1 in
0% Thunder
( 29% severe)
SSW   9 97% 72°

Mostly Cloudy

Chance of Rain

FLAT ROCK, IL 62427 weather forecast Day 1, 9 hours 10 AM 79° 83° Mostly Cloudy SW   12 88% 75°
FLAT ROCK, IL 62427 weather forecast Day 1, 12 hours 1 PM 84° 93° Mostly Cloudy 32%
RAIN
<.01 in
0% Thunder
( 46% severe)
SW   13 77% 76°
FLAT ROCK, IL 62427 weather forecast Day 1, 15 hours 4 PM 87° 99° Mostly Cloudy SW   12 72% 77°
FLAT ROCK, IL 62427 weather forecast Day 1, 18 hours 7 PM 86° 97° Partly Cloudy 35%
RAIN
1–2 in
0% Thunder
( 46% severe)
SW   8 75% 77°
FLAT ROCK, IL 62427 weather forecast Day 1, 21 hours 10 PM 79° 83° Partly Cloudy S   7 88% 75°
Wednesday
10 JUN 2026
FLAT ROCK, IL 62427 weather forecast Day 2, 0 hours 1 AM 77° 78° Partly Cloudy 31%
RAIN
.5–1 in
0% Thunder
( 31% severe)
SW   9 90% 74°
Low 73° FLAT ROCK, IL 62427 weather forecast Day 2, 3 hours 4 AM 75° 75° Partly Cloudy SSW   9 90% 72°
High 93° FLAT ROCK, IL 62427 weather forecast Day 2, 6 hours 7 AM 76° 76° Partly Cloudy 2%

0% Thunder
( 12% severe)
SSW   9 90% 73°

Partly Cloudy



FLAT ROCK, IL 62427 weather forecast Day 2, 9 hours 10 AM 86° 96° Partly Cloudy SW   13 72% 76°
FLAT ROCK, IL 62427 weather forecast Day 2, 12 hours 1 PM 90° 101° Partly Cloudy 2%

0% Thunder
( 38% severe)
SW   15 62% 75°
FLAT ROCK, IL 62427 weather forecast Day 2, 15 hours 4 PM 91° 102° Clear SSW   15 60% 75°
FLAT ROCK, IL 62427 weather forecast Day 2, 18 hours 7 PM 88° 98° Clear 9%

0% Thunder
( 24% severe)
SSW   13 66% 75°
FLAT ROCK, IL 62427 weather forecast Day 2, 21 hours 10 PM 81° 86° Partly Cloudy S   13 77% 73°

ROBINSON MUNI ARPT, IL extended weather forecast

BAD DAY
BAD DATE
BAD DAY
BAD DATE
BAD DAY
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BAD DAY
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Low 75° Low 74° Low 73° Low 56° Low 58°
High 93° High 92° High 83° High 83° High 79°
FLAT ROCK, IL 62427 weather forecast Day 3 FLAT ROCK, IL 62427 weather forecast Day 4 FLAT ROCK, IL 62427 weather forecast Day 5 FLAT ROCK, IL 62427 weather forecast Day 6 FLAT ROCK, IL 62427 weather forecast Day 7
Partly Cloudy
46% Rain
Partly Cloudy
56% Rain
Overcast
54% Rain
Partly Cloudy
17% Rain
Partly Cloudy
17% Rain
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