CASEY, IL 62420 Weather Forecast & Current Conditions

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MATTOON, IL
Current Weather

4:53 AM CDT MAY 21, 2025
Broken Clouds
57°F
Feels Like: 55°F
Dewpoint: 52°F
Rel. Hum.: 83%
Visibility: 10 miles
Wind: WSW at 10 mph, gusts to 22
Pressure: 29.69 inches
Last 72 hours

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CASEY, IL 62420
Weather Forecast

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Snow Depth pages
TODAY
Mostly cloudy. Cooler with highs in the mid 60s. West winds 15 to 20 mph with gusts up to 30 mph.
TONIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. West winds 10 to 15 mph with gusts up to 25 mph.
THURSDAY
Mostly cloudy with a slight chance of showers in the morning, then partly sunny with a chance of showers in the afternoon. Highs in the lower 60s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent.
THURSDAY NIGHT
Partly cloudy in the evening, then clearing. Lows in the mid 40s. Northwest winds 5 to 10 mph.
FRIDAY
Mostly sunny. Highs in the upper 60s. Northwest winds 5 to 10 mph.
FRIDAY NIGHT
Partly cloudy. Lows in the upper 40s.
SATURDAY
Partly sunny in the morning, then mostly cloudy with a chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 40 percent.
SATURDAY NIGHT AND SUNDAY
Showers likely. Lows in the lower 50s. Highs in the mid 60s. Chance of rain 70 percent.
SUNDAY NIGHT
Mostly cloudy. A chance of showers and thunderstorms in the evening, then showers likely after midnight. Lows in the lower 50s. Chance of rain 60 percent.
MEMORIAL DAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. Highs in the mid 60s. Chance of rain 50 percent.
MONDAY NIGHT
Partly cloudy. Lows in the lower 50s.
TUESDAY
Mostly sunny. A chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 30 percent.

Visible Weather Satellite
CASEY, IL 62420
Infrared Weather Satellite
CASEY, IL 62420
NEXRAD Weather Radar
CASEY, IL 62420

MATTOON, IL 3 hourly weather forecast

weather forecast created  8:00 PM EDT  5/20/2025
Wednesday
21 MAY 2025
CASEY, IL 62420 weather forecast Day 1, 0 hours 1 AM 60° 58° Partly Cloudy 3%

0% Thunder
( 2% severe)
W   10 84% 55°
Low 55° CASEY, IL 62420 weather forecast Day 1, 3 hours 4 AM 57° 54° Partly Cloudy W   12 83% 52°
High 64° CASEY, IL 62420 weather forecast Day 1, 6 hours 7 AM 56° 53° Mostly Cloudy 4%

0% Thunder
( 2% severe)
W   14 86% 52°

Mostly Cloudy




Breezy
CASEY, IL 62420 weather forecast Day 1, 9 hours 10 AM 58° 54° Mostly Cloudy W   17 77% 51°
CASEY, IL 62420 weather forecast Day 1, 12 hours 1 PM 61° 58° Mostly Cloudy 5%

0% Thunder
( 6% severe)
W   20 70% 51°
CASEY, IL 62420 weather forecast Day 1, 15 hours 4 PM 62° 60° Mostly Cloudy WNW   18 67% 51°
CASEY, IL 62420 weather forecast Day 1, 18 hours 7 PM 61° 59° Mostly Cloudy 3%

0% Thunder
( 2% severe)
WNW   14 67% 50°
CASEY, IL 62420 weather forecast Day 1, 21 hours 10 PM 56° 53° Mostly Cloudy WNW   10 77% 49°
Thursday
22 MAY 2025
CASEY, IL 62420 weather forecast Day 2, 0 hours 1 AM 53° 50° Partly Cloudy 5%

0% Thunder
( 1% severe)
WNW   9 80% 47°
Low 48° CASEY, IL 62420 weather forecast Day 2, 3 hours 4 AM 50° 46° Partly Cloudy WNW   10 86% 46°
High 59° CASEY, IL 62420 weather forecast Day 2, 6 hours 7 AM 50° 46° Mostly Cloudy 9%

0% Thunder
( 5% severe)
WNW   12 86% 46°

Mostly Cloudy



CASEY, IL 62420 weather forecast Day 2, 9 hours 10 AM 53° 49° Mostly Cloudy WNW   14 77% 46°
CASEY, IL 62420 weather forecast Day 2, 12 hours 1 PM 55° 51° Mostly Cloudy 9%

0% Thunder
( 8% severe)
NW   16 72% 46°
CASEY, IL 62420 weather forecast Day 2, 15 hours 4 PM 57° 54° Mostly Cloudy NW   15 64% 45°
CASEY, IL 62420 weather forecast Day 2, 18 hours 7 PM 57° 55° Partly Cloudy 1%

0% Thunder
( 2% severe)
NW   10 64% 45°
CASEY, IL 62420 weather forecast Day 2, 21 hours 10 PM 52° 50° Partly Cloudy NNW   7 77% 45°

MATTOON, IL extended weather forecast

Friday
23 MAY 2025
Saturday
24 MAY 2025
Sunday
25 MAY 2025
Monday
26 MAY 2025
Tuesday
27 MAY 2025
Low 45° Low 48° Low 52° Low 55° Low 54°
High 67° High 67° High 67° High 70° High 68°
CASEY, IL 62420 weather forecast Day 3 CASEY, IL 62420 weather forecast Day 4 CASEY, IL 62420 weather forecast Day 5 CASEY, IL 62420 weather forecast Day 6 CASEY, IL 62420 weather forecast Day 7
Partly Cloudy
23% Rain
Overcast
30% Rain
Overcast
58% Rain
Overcast
64% Rain
Overcast
62% Rain
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