Cottagegrove, IL Weather Forecast & Current Conditions

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Cottagegrove, IL Weather Maps

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Cottagegrove Weather Map
UTC Time: 10/1/2026, 12:47
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Cottagegrove, IL Regional Weather

Expires:202610011300;;354492
ASUS43 KLOT 011212
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 AM CDT THU OCT 01 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.

* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
  REPORT WEATHER SUCH AS PRECIPITATION OR FOG.


ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-011300-
SOUTH-CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLEAR     70  59  68 S6        29.93  TC  21           
CAIRO*         CLEAR     71  60  67 S6        29.96R TC  22           
EFFINGHAM*     MOCLDY    68  58  71 SE6       29.95R TC  20           
MT. VERNON     PTCLDY    70  58  65 S7        29.94R TC  21           
CENTRALIA*     PTCLDY    71  58  63 S6        29.93S TC  22           
SALEM*         PTCLDY    76  60  57 MISG      29.93S TC  24           
METROPOLIS*    CLEAR     61  60  94 CALM      29.97S TC  16           
$$


SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Cottagegrove, IL

Today
Partly Cloudy
92°/ 65° 33°/ 18°
80%
Friday
Rain Showers
68°/ 52° 20°/ 11°
100%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sun Night
Clear
50°10°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Partly sunny. Highs in the lower 90s. Southwest winds 10 to 15 mph.

Night: Mostly cloudy. Showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. South winds 5 to 10 mph, becoming west after midnight. Chance of rain 80 percent.

Shawneetown, IL

Today
Partly Cloudy
92°/ 68° 33°/ 20°
80%
Friday
Rain Showers
68°/ 52° 20°/ 11°
100%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sunday
Sunny
75°/ 50° 24°/ 10°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Partly sunny. Highs in the lower 90s. South winds 10 to 15 mph.

Night: Mostly cloudy. Showers with a slight chance of thunderstorms after midnight. Lows in the upper 60s. South winds 5 to 10 mph, becoming west after midnight. Chance of rain 80 percent.

McLeansboro, IL

Today
Partly Cloudy
92°/ 65° 33°/ 18°
90%
Friday
Rain Showers
68°/ 52° 20°/ 11°
90%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sun-Sun Night
Clear
75°24°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Partly sunny. Highs in the lower 90s. Southwest winds 10 to 15 mph.

Night: Mostly cloudy. Showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. Southwest winds 5 to 10 mph, becoming northwest after midnight. Chance of rain 90 percent.

Carmi, IL

Today
Partly Cloudy
92°/ 65° 33°/ 18°
80%
Friday
Rain Showers
68°/ 52° 20°/ 11°
90%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sun Night
Clear
50°10°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Partly sunny. Highs in the lower 90s. Southwest winds 10 to 15 mph.

Night: Mostly cloudy. Showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. South winds 5 to 10 mph, becoming northwest after midnight. Chance of rain 80 percent.

Golconda, IL

Today
Sunny
92°/ 68° 33°/ 20°
70%
Friday
Rain Showers
68°/ 55° 20°/ 13°
100%
Saturday
Sunny
72°/ 55° 22°/ 13°
0%
Sunday
Sunny
75°/ 52° 24°/ 11°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Mostly sunny. Highs in the lower 90s. South winds 5 to 10 mph.

Night: Mostly cloudy. Showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 60s. Southwest winds around 5 mph. Chance of rain 70 percent.

Elizabethtown, IL

Today
Sunny
90°/ 68° 32°/ 20°
70%
Friday
Rain Showers
68°/ 55° 20°/ 13°
100%
Saturday
Sunny
72°/ 55° 22°/ 13°
0%
Sunday
Sunny
72°/ 50° 22°/ 10°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Mostly sunny. Highs around 90. South winds 5 to 10 mph.

Night: Mostly cloudy. Showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 60s. Southwest winds around 5 mph. Chance of rain 70 percent.

Herrin, IL

Today
Partly Cloudy
90°/ 65° 32°/ 18°
90%
Friday
Rain Showers
68°/ 52° 20°/ 11°
90%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sun Night
Clear
48°9°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%
Wednesday
Sunny
78°26°
0%

Day: Partly sunny. Highs around 90. South winds 10 to 15 mph.

Night: Mostly cloudy. Showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. South winds 5 to 10 mph, becoming northwest after midnight. Chance of rain 90 percent.

West Frankfort, IL

Today
Partly Cloudy
92°/ 65° 33°/ 18°
90%
Friday
Rain Showers
68°/ 52° 20°/ 11°
90%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sun-Sun Night
Clear
75°24°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%
Wednesday
Sunny
78°26°
0%

Day: Partly sunny. Highs in the lower 90s. Southwest winds 15 to 20 mph.

Night: Cloudy with a slight chance of thunderstorms. A slight chance of showers in the evening, then showers after midnight. Lows in the mid 60s. Southwest winds 5 to 10 mph, becoming north after midnight. Chance of rain 90 percent.

Vienna, IL

Today
Partly Cloudy
90°/ 65° 32°/ 18°
70%
Friday
Rain Showers
68°/ 55° 20°/ 13°
90%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sunday
Sunny
75°/ 52° 24°/ 11°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Partly sunny. Highs around 90. South winds 5 to 10 mph.

Night: Mostly cloudy. Showers likely with a slight chance of thunderstorms after midnight. Lows in the mid 60s. Southwest winds around 5 mph. Chance of rain 70 percent.

Morganfield, KY

Today
Sunny
92°/ 68° 33°/ 20°
70%
Friday
Rain Showers
68°/ 55° 20°/ 13°
100%
Saturday
Sunny
72°/ 55° 22°/ 13°
0%
Sunday
Sunny
75°/ 50° 24°/ 10°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Mostly sunny. Highs in the lower 90s. South winds 5 to 10 mph.

Night: Mostly cloudy. Showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 60s. Southwest winds 5 to 10 mph. Chance of rain 70 percent.

Marion, KY

Today
Sunny
90°/ 68° 32°/ 20°
50%
Friday
Rain Showers
70°/ 55° 21°/ 13°
100%
Saturday
Partly Cloudy
72°/ 55° 22°/ 13°
0%
Sunday
Sunny
75°/ 50° 24°/ 10°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Mostly sunny. Highs around 90. South winds 5 to 10 mph.

Night: Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 60s. South winds around 5 mph. Chance of rain 50 percent.

Smithland, KY

Today
Sunny
92°/ 68° 33°/ 20°
50%
Friday
Rain Showers
70°/ 55° 21°/ 13°
100%
Saturday
Partly Cloudy
72°/ 55° 22°/ 13°
0%
Sunday
Sunny
75°/ 50° 24°/ 10°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Mostly sunny. Highs in the lower 90s. South winds 5 to 10 mph.

Night: Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 60s. South winds around 5 mph. Chance of rain 50 percent.

Poseyville, IN

Today
Sunny
92°/ 68° 33°/ 20°
70%
Friday
Rain Showers
68°/ 52° 20°/ 11°
100%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sun Night
Clear
50°10°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Mostly sunny. Highs in the lower 90s. Southwest winds 10 to 15 mph.

Night: Mostly cloudy. Showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 60s. South winds 5 to 10 mph, becoming west after midnight. Chance of rain 70 percent.

Mount Vernon, IL

Today
Mostly Cloudy
92°/ 65° 33°/ 18°
90%
Friday
Rain Showers
70°/ 50° 21°/ 10°
90%
Saturday
Sunny
72°/ 50° 22°/ 10°
0%
Sun-Sun Night
Clear
75°24°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%
Wednesday
Sunny
78°26°
0%

Day: Partly sunny this morning, then becoming mostly cloudy. Highs in the lower 90s. Southwest winds 15 to 20 mph.

Night: Cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the mid 60s. West winds 5 to 10 mph, becoming north after midnight. Chance of rain 90 percent.

Fairfield, IL

Today
Partly Cloudy
92°/ 65° 33°/ 18°
90%
Friday
Rain Showers
68°/ 52° 20°/ 11°
90%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sun-Sun Night
Clear
75°24°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 45° 22°/ 7°
0%

Day: Partly sunny. Highs in the lower 90s. Southwest winds 10 to 15 mph.

Night: Cloudy with a slight chance of thunderstorms. A slight chance of showers in the evening, then showers after midnight. Lows in the mid 60s. Southwest winds 5 to 10 mph, becoming northwest after midnight. Chance of rain 90 percent.

Henderson, KY

Today
Sunny
92°/ 68° 33°/ 20°
70%
Friday
Rain Showers
70°/ 55° 21°/ 13°
100%
Saturday
Sunny
72°/ 55° 22°/ 13°
0%
Sunday
Sunny
75°/ 50° 24°/ 10°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Mostly sunny. Highs in the lower 90s. South winds 10 to 15 mph.

Night: Mostly cloudy. Showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 60s. Southwest winds 5 to 10 mph. Chance of rain 70 percent.

Dixon, KY

Today
Sunny
92°/ 68° 33°/ 20°
50%
Friday
Rain Showers
70°/ 55° 21°/ 13°
100%
Saturday
Partly Cloudy
72°/ 55° 22°/ 13°
0%
Sunday
Sunny
75°/ 50° 24°/ 10°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Mostly sunny. Highs in the lower 90s. South winds 5 to 10 mph.

Night: Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 60s. South winds around 5 mph. Chance of rain 50 percent.

Metropolis, IL

Today
Sunny
92°/ 68° 33°/ 20°
70%
Friday
Rain Showers
70°/ 55° 21°/ 13°
100%
Saturday
Sunny
72°/ 55° 22°/ 13°
0%
Sunday
Sunny
75°/ 50° 24°/ 10°
0%
Monday
Clear
75°24°
0%
Tuesday
Clear
75°/ 48° 24°/ 9°
0%

Day: Mostly sunny. Highs in the lower 90s. South winds 5 to 10 mph.

Night: Mostly cloudy. Showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 60s. South winds around 5 mph. Chance of rain 70 percent.

Albion, IL

Today
Partly Cloudy
92°/ 65° 33°/ 18°
90%
Friday
Rain Showers
68°/ 52° 20°/ 11°
90%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sun-Sun Night
Clear
75°24°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Partly sunny. Highs in the lower 90s. Southwest winds 10 to 15 mph.

Night: Mostly cloudy. A slight chance of showers in the evening, then showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. Southwest winds 5 to 10 mph, becoming northwest after midnight. Chance of rain 90 percent.

Carbondale, IL

Today
Partly Cloudy
90°/ 65° 32°/ 18°
90%
Friday
Rain Showers
68°/ 52° 20°/ 11°
90%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sun-Sun Night
Clear
75°24°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%
Wednesday
Sunny
75°24°
0%

Day: Partly sunny. Highs around 90. South winds 10 to 15 mph.

Night: Cloudy with a slight chance of thunderstorms. A slight chance of showers in the evening, then showers after midnight. Lows in the mid 60s. Southwest winds 5 to 10 mph, becoming north after midnight. Chance of rain 90 percent.

Names listed above may include county names.

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