Mann Lake, IL Weather Forecast & Current Conditions

Feedback E-mail the Weather

Quick Clicks

Weather World

Mann Lake, IL Weather Maps

°F °C°F °C
Mann Lake Weather Map
UTC Time: 9/21/2026, 21:03
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Mann Lake, IL Regional Weather

Expires:202609212200;;837225
ASUS43 KLOT 212101
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM CDT MON SEP 21 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>094-212200-
SOUTH-CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    82  68  61 N10       29.96F HX  85  TC  28   
EFFINGHAM*     CLOUDY    69  65  88 CALM      30.04S TC  20           
MT. VERNON     PTSUNNY   76  68  76 VRB6G17   29.99F TC  24           
CENTRALIA*     CLOUDY    72  69  90 N8        30.00F TC  22           
SALEM*         CLOUDY    73  68  87 MISG      30.01F TC  23           
$$


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

Mann Lake, IL

Afternoon
Thunderstorms
85°/ 62° 29°/ 17°
20%
Tuesday
Partly Cloudy
82°/ 58° 28°/ 14°
0%
Wednesday
Partly Cloudy
78°/ 55° 26°/ 13°
0%
Thu Night
Clear
58°14°
0%
Friday
Cloudy
80°27°
0%
Saturday
Cloudy
80°27°
0%
Sunday
Cloudy
80°27°
0%

Day: Mostly cloudy with a slight chance of showers and thunderstorms. Near steady temperature in the mid 80s. North winds around 5 mph. Chance of rain 20 percent.

Night: Partly cloudy. Lows in the lower 60s. North winds around 5 mph.

Golconda, IL

Afternoon
Thunderstorms
85°/ 62° 29°/ 17°
20%
Tuesday
Partly Cloudy
78°/ 58° 26°/ 14°
0%
Wednesday
Partly Cloudy
78°/ 55° 26°/ 13°
0%
Thu Night
Clear
58°14°
0%
Fri-Fri Night
Cloudy
78°26°
0%
Sat-Sat Night
Mostly Cloudy
78°26°
0%
Sunday
Sunny
80°27°
0%

Day: Mostly cloudy with a slight chance of showers and thunderstorms. Near steady temperature in the mid 80s. North winds around 5 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s. North winds around 5 mph.

Paducah, KY

Afternoon
Thunderstorms
85°/ 65° 29°/ 18°
20%
Tuesday
Mostly Cloudy
82°/ 60° 28°/ 16°
0%
Wednesday
Partly Cloudy
78°/ 55° 26°/ 13°
0%
Thu Night
Clear
58°14°
0%
Friday
Cloudy
80°27°
0%
Saturday
Cloudy
80°27°
0%
Sunday
Cloudy
80°27°
0%

Day: Mostly cloudy with a slight chance of showers and thunderstorms. Near steady temperature in the mid 80s. North winds around 5 mph. Chance of rain 20 percent.

Night: Partly cloudy. Lows in the mid 60s. North winds around 5 mph.

Smithland, KY

Afternoon
Mostly Cloudy
85°/ 62° 29°/ 17°
0%
Tuesday
Mostly Cloudy
80°/ 58° 27°/ 14°
0%
Wednesday
Partly Cloudy
78°/ 55° 26°/ 13°
0%
Thu Night
Clear
58°14°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°26°
0%
Sunday
Cloudy
78°26°
0%

Day: Mostly cloudy. Near steady temperature in the mid 80s. North winds around 5 mph.

Night: Partly cloudy. Lows in the lower 60s. North winds around 5 mph.

Vienna, IL

Afternoon
Thunderstorms
85°/ 62° 29°/ 17°
20%
Tuesday
Partly Cloudy
78°/ 58° 26°/ 14°
0%
Wednesday
Partly Cloudy
78°/ 55° 26°/ 13°
0%
Thu Night
Clear
58°14°
0%
Fri-Fri Night
Cloudy
78°26°
0%
Sat-Sat Night
Mostly Cloudy
78°26°
0%
Sunday
Sunny
80°27°
0%

Day: Mostly cloudy with a slight chance of showers and thunderstorms. Highs in the mid 80s. North winds around 5 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s. North winds around 5 mph.

Benton, KY

Afternoon
Mostly Cloudy
88°/ 65° 31°/ 18°
0%
Tuesday
Mostly Cloudy
82°/ 62° 28°/ 17°
0%
Wednesday
Partly Cloudy
78°/ 58° 26°/ 14°
0%
Thu Night
Clear
58°14°
0%
Friday
Cloudy
80°27°
0%
Saturday
Cloudy
80°27°
0%
Sunday
Cloudy
80°27°
0%

Day: Mostly cloudy. Near steady temperature in the upper 80s. Northwest winds around 5 mph.

Night: Partly cloudy. Lows in the mid 60s. North winds around 5 mph.

Elizabethtown, IL

Afternoon
Thunderstorms
85°/ 62° 29°/ 17°
20%
Tuesday
Mostly Cloudy
78°/ 58° 26°/ 14°
0%
Wednesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Thu Night
Cloudy
55°13°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°/ 55° 26°/ 13°
0%
Sunday
Sunny
78°26°
0%

Day: Mostly cloudy with a slight chance of showers and thunderstorms. Highs in the mid 80s. North winds around 5 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s. North winds around 5 mph.

Wickliffe, KY

Afternoon
Thunderstorms
85°/ 65° 29°/ 18°
20%
Tuesday
Partly Cloudy
82°/ 60° 28°/ 16°
0%
Wednesday
Partly Cloudy
78°/ 55° 26°/ 13°
0%
Thu Night
Clear
58°14°
0%
Fri-Fri Night
Cloudy
82°28°
0%
Saturday
Partly Cloudy
78°/ 58° 26°/ 14°
0%

Day: Mostly cloudy with a slight chance of showers and thunderstorms. Near steady temperature in the mid 80s. North winds around 5 mph. Chance of rain 20 percent.

Night: Partly cloudy. Lows in the mid 60s. North winds around 5 mph.

Marion, KY

Afternoon
Thunderstorms
85°/ 62° 29°/ 17°
20%
Tuesday
Mostly Cloudy
78°/ 58° 26°/ 14°
0%
Wednesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Thu Night
Cloudy
58°14°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°/ 55° 26°/ 13°
0%
Sunday
Sunny
78°26°
0%

Day: Mostly cloudy with a slight chance of showers and thunderstorms. Near steady temperature in the mid 80s. North winds around 5 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s. North winds around 5 mph.

Mayfield, KY

Afternoon
Mostly Cloudy
88°/ 65° 31°/ 18°
0%
Tuesday
Partly Cloudy
82°/ 60° 28°/ 16°
0%
Wednesday
Sunny
80°/ 58° 27°/ 14°
0%
Thu Night
Clear
58°14°
0%
Friday
Cloudy
82°28°
0%
Saturday
Cloudy
82°28°
0%
Sunday
Cloudy
82°28°
0%

Day: Mostly cloudy. Near steady temperature in the upper 80s. North winds around 5 mph.

Night: Partly cloudy. Lows in the mid 60s. North winds around 5 mph.

Mound City, IL

Afternoon
Thunderstorms
85°/ 65° 29°/ 18°
20%
Tuesday
Partly Cloudy
80°/ 58° 27°/ 14°
0%
Wednesday
Sunny
78°/ 55° 26°/ 13°
0%
Thu Night
Clear
58°14°
0%
Fri-Fri Night
Cloudy
80°27°
0%
Saturday
Partly Cloudy
78°/ 58° 26°/ 14°
0%

Day: Mostly cloudy with a slight chance of showers and thunderstorms. Near steady temperature in the mid 80s. North winds around 5 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s. North winds around 5 mph.

Eddyville, KY

Afternoon
Mostly Cloudy
88°/ 65° 31°/ 18°
0%
Tuesday
Mostly Cloudy
82°/ 62° 28°/ 17°
0%
Wednesday
Partly Cloudy
78°/ 58° 26°/ 14°
0%
Thu Night
Clear
58°14°
0%
Friday
Cloudy
80°27°
0%
Saturday
Cloudy
80°27°
0%
Sunday
Cloudy
80°27°
0%

Day: Mostly cloudy. Near steady temperature in the upper 80s. Northwest winds around 5 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s. North winds around 5 mph.

Harrisburg, IL

Afternoon
Thunderstorms
85°/ 62° 29°/ 17°
20%
Tuesday
Mostly Cloudy
78°/ 58° 26°/ 14°
0%
Wednesday
Partly Cloudy
78°/ 55° 26°/ 13°
0%
Thursday
Cloudy
55°13°
0%
Fri Night
Cloudy
55°13°
0%
Sat-Sat Night
Mostly Cloudy
78°26°
0%
Sunday
Sunny
80°27°
0%

Day: Mostly cloudy with a slight chance of showers and thunderstorms. Highs in the mid 80s. North winds 5 to 10 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s. North winds 5 to 10 mph.

Bardwell, KY

Afternoon
Thunderstorms
88°/ 65° 31°/ 18°
20%
Tuesday
Partly Cloudy
82°/ 60° 28°/ 16°
0%
Wednesday
Sunny
80°/ 58° 27°/ 14°
0%
Thursday
Sunny
80°/ 58° 27°/ 14°
0%
Friday
Cloudy
82°28°
0%
Saturday
Cloudy
82°28°
0%
Sunday
Cloudy
82°28°
0%

Day: Mostly cloudy with a slight chance of showers and thunderstorms. Near steady temperature in the upper 80s. North winds around 5 mph. Chance of rain 20 percent.

Night: Partly cloudy. Lows in the mid 60s. North winds around 5 mph.

Princeton, KY

Afternoon
Mostly Cloudy
88°/ 62° 31°/ 17°
0%
Tuesday
Mostly Cloudy
80°/ 60° 27°/ 16°
0%
Wednesday
Partly Cloudy
78°/ 55° 26°/ 13°
0%
Thu Night
Cloudy
58°14°
0%
Friday
Cloudy
78°26°
0%
Saturday
Cloudy
78°26°
0%
Sunday
Cloudy
78°26°
0%

Day: Mostly cloudy. Near steady temperature in the upper 80s. North winds around 5 mph.

Night: Mostly cloudy. Lows in the lower 60s. North winds around 5 mph.

Herrin, IL

Afternoon
Thunderstorms
82°/ 62° 28°/ 17°
20%
Tuesday
Mostly Cloudy
78°/ 58° 26°/ 14°
0%
Wednesday
Partly Cloudy
78°/ 55° 26°/ 13°
0%
Thursday
Cloudy
55°13°
0%
Fri Night
Cloudy
55°13°
0%
Sat-Sat Night
Mostly Cloudy
78°26°
0%
Sunday
Sunny
80°27°
0%

Day: Mostly cloudy with a slight chance of showers and thunderstorms. Near steady temperature in the lower 80s. North winds 5 to 10 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s. North winds 5 to 10 mph.

Jonesboro, IL

Afternoon
Thunderstorms
82°/ 62° 28°/ 17°
20%
Tuesday
Partly Cloudy
78°/ 58° 26°/ 14°
0%
Wednesday
Partly Cloudy
78°/ 55° 26°/ 13°
0%
Thu Night
Cloudy
58°14°
0%
Fri-Fri Night
Cloudy
78°26°
0%
Sat-Sat Night
Mostly Cloudy
78°26°
0%
Sunday
Sunny
80°27°
0%

Day: Partly sunny with a slight chance of showers and thunderstorms. Near steady temperature in the lower 80s. North winds around 5 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s. North winds around 5 mph.

Cairo, IL

Afternoon
Thunderstorms
85°/ 65° 29°/ 18°
20%
Tuesday
Partly Cloudy
80°/ 58° 27°/ 14°
0%
Wednesday
Sunny
78°/ 55° 26°/ 13°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
0%
Fri-Fri Night
Cloudy
80°27°
0%
Sat-Sat Night
Mostly Cloudy
78°26°
0%
Sunday
Sunny
82°28°
0%

Day: Partly sunny with a slight chance of showers and thunderstorms. Near steady temperature in the mid 80s. North winds around 5 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s. North winds around 5 mph.

Murray, KY

Afternoon
Mostly Cloudy
88°/ 65° 31°/ 18°
0%
Tuesday
Mostly Cloudy
82°/ 62° 28°/ 17°
0%
Wednesday
Partly Cloudy
78°/ 58° 26°/ 14°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
0%
Friday
Cloudy
80°27°
0%
Saturday
Cloudy
80°27°
0%
Sunday
Cloudy
80°27°
0%

Day: Mostly cloudy. Near steady temperature in the upper 80s. Northwest winds around 5 mph.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 60s. North winds around 5 mph.

Shawneetown, IL

Afternoon
Thunderstorms
85°/ 62° 29°/ 17°
20%
Tuesday
Mostly Cloudy
78°/ 58° 26°/ 14°
0%
Wednesday
Partly Cloudy
78°/ 55° 26°/ 13°
0%
Thursday
Cloudy
55°13°
0%
Fri Night
Cloudy
55°13°
0%
Sat-Sat Night
Mostly Cloudy
78°26°
0%
Sunday
Sunny
80°27°
0%

Day: Mostly cloudy with a slight chance of showers and thunderstorms. Highs in the mid 80s. North winds 5 to 10 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Lows in the lower 60s. North winds 5 to 10 mph.

Names listed above may include county names.

Trending Headlines

Trending Entertainment Headlines

Mann Lake Radar Loop

Use the map search tool if you want to place a location marker on the radar map...

Mann Lake Quick Facts

National Two Day Weather Forecast


E-mail the Mann Lake Weather Forecast

Voice your opinion or tell us about page issues...