Lake Como, IL Weather Forecast & Current Conditions

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Lake Como, IL Weather Maps

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Lake Como Weather Map
UTC Time: 9/20/2026, 17:40
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Lake Como, IL Regional Weather

Expires:202609201800;;773068
ASUS43 KLOT 201710
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT SUN SEP 20 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>094-201800-
SOUTH-CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     SUNNY     88  64  45 S6        29.91F HX  89  TC  31   
CAIRO*         PTSUNNY   91  67  46 CALM      29.93F HX  94  TC  33   
EFFINGHAM*     PTSUNNY   86  65  50 NE5       29.94F HX  87  TC  30   
MARION         PTSUNNY   88  64  45 S6        29.92F HX  89  TC  31   
MT. VERNON     PTSUNNY   88  68  51 CALM      29.91F HX  91  TC  31   
CENTRALIA*     MOSUNNY   89  68  49 E3        29.92F HX  92  TC  31   
SALEM*         MOSUNNY   89  68  50 MISG      29.92F HX  93  TC  32   
METROPOLIS*    PTSUNNY   88  63  43 SW7       29.94F HX  89  TC  31   
$$


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

Lake Como, IL

Today
Sunny
95°/ 70° 35°/ 21°
20%
Monday
Thunderstorms
88°/ 65° 31°/ 18°
30%
Tuesday
Sunny
78°/ 58° 26°/ 14°
0%
Wed Night
Clear
55°13°
0%
Thursday
Cloudy
78°26°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the mid 90s. West winds around 5 mph.

Night: Partly cloudy in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows around 70. West winds around 5 mph, becoming northeast after midnight. Chance of rain 20 percent.

Herrin, IL

Today
Sunny
95°/ 68° 35°/ 20°
40%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
40%
Tuesday
Partly Cloudy
78°/ 58° 26°/ 14°
0%
Wed Night
Cloudy
55°13°
0%
Thursday
Cloudy
78°26°
0%
Fri Night
Cloudy
78°26°
0%
Saturday
Partly Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the mid 90s. West winds 5 to 10 mph.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the upper 60s. North winds around 5 mph. Chance of rain 40 percent.

Jonesboro, IL

Today
Sunny
98°/ 70° 37°/ 21°
20%
Monday
Thunderstorms
88°/ 65° 31°/ 18°
30%
Tuesday
Sunny
78°/ 58° 26°/ 14°
0%
Wed Night
Clear
55°13°
0%
Thursday
Cloudy
78°26°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. West winds around 5 mph.

Night: Partly cloudy in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows around 70. North winds around 5 mph. Chance of rain 20 percent.

Carbondale, IL

Today
Sunny
95°/ 68° 35°/ 20°
50%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
50%
Tuesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Wed Night
Cloudy
55°13°
0%
Thursday
Cloudy
75°24°
0%
Fri Night
Cloudy
75°24°
0%
Saturday
Partly Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the mid 90s. West winds around 5 mph.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the upper 60s. North winds around 5 mph. Chance of rain 50 percent.

Harrisburg, IL

Today
Sunny
98°/ 68° 37°/ 20°
40%
Monday
Rain Showers
88°/ 62° 31°/ 17°
30%
Tuesday
Sunny
78°/ 58° 26°/ 14°
0%
Wed Night
Cloudy
55°13°
0%
Thursday
Cloudy
78°26°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. West winds 5 to 10 mph.

Night: Partly cloudy. A chance of showers and thunderstorms after midnight. Lows in the upper 60s. Northwest winds around 5 mph, becoming north after midnight. Chance of rain 40 percent.

Mound City, IL

Today
Sunny
98°/ 70° 37°/ 21°
0%
Monday
Thunderstorms
88°/ 65° 31°/ 18°
30%
Tuesday
Sunny
80°/ 58° 27°/ 14°
0%
Wed Night
Clear
55°13°
0%
Thursday
Cloudy
78°26°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. West winds around 5 mph.

Night: Mostly clear in the evening, then becoming mostly cloudy. Lows around 70. Calm winds, becoming north around 5 mph after midnight.

Golconda, IL

Today
Sunny
95°/ 70° 35°/ 21°
20%
Monday
Thunderstorms
88°/ 65° 31°/ 18°
30%
Tuesday
Sunny
78°/ 58° 26°/ 14°
0%
Wed Night
Cloudy
55°13°
0%
Thursday
Cloudy
78°26°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the mid 90s. West winds around 5 mph.

Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows around 70. West winds around 5 mph, becoming northeast after midnight. Chance of rain 20 percent.

West Frankfort, IL

Today
Sunny
95°/ 68° 35°/ 20°
50%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
40%
Tuesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Wed Night
Cloudy
55°13°
0%
Thursday
Cloudy
78°26°
0%
Fri Night
Cloudy
78°26°
0%
Saturday
Partly Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the mid 90s. Southwest winds 5 to 10 mph.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the upper 60s. North winds around 5 mph. Chance of rain 50 percent.

Metropolis, IL

Today
Sunny
95°/ 70° 35°/ 21°
0%
Monday
Thunderstorms
90°/ 65° 32°/ 18°
30%
Tuesday
Sunny
80°/ 58° 27°/ 14°
0%
Wed Night
Clear
55°13°
0%
Thursday
Cloudy
78°26°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the mid 90s. West winds around 5 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows around 70. Calm winds.

Cairo, IL

Today
Sunny
98°/ 72° 37°/ 22°
20%
Monday
Thunderstorms
88°/ 65° 31°/ 18°
30%
Tuesday
Sunny
80°/ 58° 27°/ 14°
0%
Wed Night
Clear
55°13°
0%
Thursday
Cloudy
78°26°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. West winds around 5 mph.

Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Southwest winds around 5 mph, becoming northeast after midnight. Chance of rain 20 percent.

Perryville, MO

Today
Sunny
95°/ 68° 35°/ 20°
40%
Monday
Thunderstorms
82°/ 62° 28°/ 17°
50%
Tuesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Wed Night
Clear
52°11°
0%
Thursday
Cloudy
78°26°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°26°
0%

Day: Mostly sunny. Highs in the mid 90s. West winds around 5 mph.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the upper 60s. North winds around 5 mph. Chance of rain 40 percent.

Pinckneyville, IL

Today
Sunny
95°/ 68° 35°/ 20°
50%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
50%
Tuesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Wednesday
Cloudy
55°13°
0%
Thursday
Cloudy
55°13°
0%
Fri Night
Cloudy
55°13°
0%
Saturday
Partly Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the mid 90s. West winds 5 to 10 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight. Lows in the upper 60s. North winds around 5 mph. Chance of rain 50 percent.

Wickliffe, KY

Today
Sunny
98°/ 72° 37°/ 22°
0%
Monday
Thunderstorms
92°/ 65° 33°/ 18°
30%
Tuesday
Sunny
82°/ 58° 28°/ 14°
0%
Wed Night
Clear
55°13°
0%
Thursday
Cloudy
78°26°
0%
Friday
Cloudy
78°/ 55° 26°/ 13°
0%
Saturday
Sunny
80°27°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. Southwest winds around 5 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 70s. Southwest winds around 5 mph, becoming northeast after midnight.

Cape Girardeau, MO

Today
Sunny
95°/ 68° 35°/ 20°
30%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
40%
Tuesday
Sunny
75°/ 55° 24°/ 13°
0%
Wed Night
Clear
55°13°
0%
Thursday
Cloudy
78°26°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the mid 90s. West winds around 5 mph.

Night: Partly cloudy. A chance of showers and thunderstorms after midnight. Lows in the upper 60s. North winds around 5 mph. Chance of rain 30 percent.

McLeansboro, IL

Today
Sunny
98°/ 68° 37°/ 20°
50%
Monday
Rain Showers
85°/ 62° 29°/ 17°
40%
Tuesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Wed Night
Cloudy
55°13°
0%
Thursday
Cloudy
78°26°
0%
Fri Night
Cloudy
78°26°
0%
Saturday
Partly Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. West winds 5 to 10 mph.

Night: Partly cloudy in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the upper 60s. North winds around 5 mph. Chance of rain 50 percent.

Paducah, KY

Today
Sunny
98°/ 72° 37°/ 22°
0%
Monday
Thunderstorms
92°/ 65° 33°/ 18°
30%
Tuesday
Sunny
82°/ 58° 28°/ 14°
0%
Wed Night
Clear
55°13°
0%
Thursday
Cloudy
78°26°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. West winds around 5 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 70s. Southwest winds around 5 mph in the evening, becoming light and variable.

Sikeston, MO

Today
Sunny
95°/ 70° 35°/ 21°
0%
Monday
Thunderstorms
88°/ 65° 31°/ 18°
30%
Tuesday
Sunny
78°/ 58° 26°/ 14°
0%
Wed Night
Clear
55°13°
0%
Thursday
Cloudy
78°26°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the mid 90s. Southwest winds 5 to 10 mph.

Night: Partly cloudy. Lows around 70. Southwest winds around 5 mph, becoming north after midnight.

Elizabethtown, IL

Today
Sunny
95°/ 68° 35°/ 20°
0%
Monday
Thunderstorms
88°/ 62° 31°/ 17°
30%
Tuesday
Sunny
78°/ 58° 26°/ 14°
0%
Wed Night
Cloudy
55°13°
0%
Thursday
Cloudy
75°24°
0%
Friday
Cloudy
75°24°
0%
Saturday
Cloudy
75°24°
0%

Day: Mostly sunny. Hot with highs in the mid 90s. West winds around 5 mph.

Night: Partly cloudy. Lows in the upper 60s. West winds around 5 mph, becoming north after midnight.

Smithland, KY

Today
Sunny
95°/ 70° 35°/ 21°
0%
Monday
Thunderstorms
90°/ 65° 32°/ 18°
30%
Tuesday
Sunny
80°/ 58° 27°/ 14°
0%
Wed Night
Cloudy
55°13°
0%
Thursday
Cloudy
78°26°
0%
Friday
Cloudy
78°/ 55° 26°/ 13°
0%
Saturday
Sunny
78°26°
0%

Day: Mostly sunny. Hot with highs in the mid 90s. West winds around 5 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows around 70. Southwest winds around 5 mph, becoming northeast after midnight.

Shawneetown, IL

Today
Sunny
98°/ 68° 37°/ 20°
20%
Monday
Rain Showers
88°/ 62° 31°/ 17°
30%
Tuesday
Partly Cloudy
78°/ 58° 26°/ 14°
0%
Wed Night
Cloudy
55°13°
0%
Thursday
Cloudy
78°26°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. Southwest winds 5 to 10 mph.

Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the upper 60s. Northwest winds around 5 mph, becoming north after midnight. Chance of rain 20 percent.

Names listed above may include county names.

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