Glenn, IL Weather Forecast & Current Conditions

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Glenn, IL Weather Maps

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Glenn Weather Map
UTC Time: 10/8/2026, 00:35
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Glenn, IL Regional Weather

Expires:202610080100;;707306
ASUS43 KLOT 080012
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 PM CDT WED OCT 07 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>094-080100-
SOUTH-CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLEAR     73  55  53 S8        29.90S TC  23           
6HR MIN TEMP:  73; 6HR MAX TEMP:  86;                                

CAIRO*         CLEAR     70  59  67 CALM      29.94S TC  21           
EFFINGHAM*     CLEAR     74  54  49 SW3       29.90R TC  24           
MARION         CLEAR     75  55  50 S9        29.91S TC  24           
MT. VERNON     CLEAR     75  56  51 SW5       29.91R TC  24           
CENTRALIA*     CLEAR     77  55  45 W5        29.90R TC  25           
SALEM*         CLEAR     80  57  46 MISG      29.90R HX  80  TC  26   
METROPOLIS*    CLEAR     63  54  74 CALM      29.94S TC  17           
$$


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

Glenn, IL

Afternoon
Sunny
85°/ 58° 29°/ 14°
0%
Thursday
Sunny
85°/ 58° 29°/ 14°
0%
Friday
Sunny
88°/ 62° 31°/ 17°
0%
Saturday
Rain Showers
82°/ 58° 28°/ 14°
70%
Sunday
Partly Cloudy
75°/ 58° 24°/ 14°
0%
Mon Night-Tue
Clear
58°14°
0%

Day: Sunny. Near steady temperature in the mid 80s. Southwest winds 5 to 10 mph.

Night: Clear. Lows in the upper 50s. Southwest winds around 5 mph, becoming northwest after midnight.

Perryville, MO

Afternoon
Sunny
88°/ 58° 31°/ 14°
0%
Thursday
Sunny
85°/ 58° 29°/ 14°
0%
Friday
Sunny
88°/ 60° 31°/ 16°
0%
Saturday
Rain Showers
82°/ 58° 28°/ 14°
70%
Sun-Sun Night
Cloudy
78°26°
0%
Columbus Day
Sunny
88°31°
0%
Mon Night-Tue
Clear
58°14°
0%

Day: Sunny. Near steady temperature in the upper 80s. Southwest winds around 5 mph.

Night: Clear. Lows in the upper 50s. Southwest winds around 5 mph, becoming northwest after midnight.

Pinckneyville, IL

Afternoon
Sunny
88°/ 58° 31°/ 14°
0%
Thursday
Sunny
85°/ 55° 29°/ 13°
0%
Friday
Sunny
88°/ 60° 31°/ 16°
0%
Saturday
Rain Showers
85°/ 58° 29°/ 14°
70%
Sunday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Mon Night-Tue
Clear
58°14°
0%

Day: Sunny. Near steady temperature in the upper 80s. West winds 5 to 10 mph.

Night: Clear. Lows in the upper 50s. West winds around 5 mph, becoming north after midnight.

Cape Girardeau, MO

Afternoon
Sunny
85°/ 60° 29°/ 16°
0%
Thursday
Sunny
85°/ 58° 29°/ 14°
0%
Friday
Sunny
85°/ 60° 29°/ 16°
0%
Saturday
Rain Showers
80°/ 58° 27°/ 14°
70%
Sunday
Sunny
75°/ 58° 24°/ 14°
0%
Columbus Day
Sunny
85°29°
0%
Mon Night-Tue
Clear
58°14°
0%

Day: Sunny. Near steady temperature in the mid 80s. Southwest winds around 5 mph.

Night: Clear. Lows around 60. Southwest winds around 5 mph, becoming northwest after midnight.

Jonesboro, IL

Afternoon
Sunny
82°/ 60° 28°/ 16°
0%
Thursday
Sunny
85°/ 58° 29°/ 14°
0%
Friday
Sunny
85°/ 62° 29°/ 17°
0%
Saturday
Rain Showers
80°/ 58° 27°/ 14°
80%
Sunday
Partly Cloudy
75°/ 58° 24°/ 14°
0%
Mon Night-Tue
Clear
58°14°
0%

Day: Sunny. Near steady temperature in the lower 80s. Southwest winds around 5 mph.

Night: Clear. Lows around 60. Southwest winds around 5 mph, becoming northwest after midnight.

Herrin, IL

Afternoon
Sunny
85°/ 58° 29°/ 14°
0%
Thursday
Sunny
85°/ 58° 29°/ 14°
0%
Friday
Sunny
88°/ 62° 31°/ 17°
0%
Saturday
Rain Showers
82°/ 58° 28°/ 14°
80%
Sunday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Mon Night-Tue
Clear
58°14°
0%

Day: Sunny. Near steady temperature in the mid 80s. Southwest winds 5 to 10 mph.

Night: Clear. Lows in the upper 50s. Southwest winds around 5 mph, becoming northwest after midnight.

Marble Hill, MO

Afternoon
Sunny
85°/ 60° 29°/ 16°
0%
Thursday
Sunny
85°/ 58° 29°/ 14°
0%
Friday
Sunny
88°/ 58° 31°/ 14°
0%
Saturday
Rain Showers
82°/ 55° 28°/ 13°
50%
Sunday
Sunny
78°26°
0%
Sun Night
Clear
58°14°
0%
Mon Night
Clear
58°14°
0%
Tuesday
Sunny
75°24°
0%

Day: Sunny. Near steady temperature in the mid 80s. Southwest winds around 5 mph.

Night: Clear. Lows around 60. Southwest winds around 5 mph, becoming northwest after midnight.

West Frankfort, IL

Afternoon
Sunny
85°/ 58° 29°/ 14°
0%
Thursday
Sunny
85°/ 55° 29°/ 13°
0%
Friday
Sunny
88°/ 62° 31°/ 17°
0%
Saturday
Rain Showers
82°/ 58° 28°/ 14°
90%
Sunday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Mon Night-Tue
Clear
58°14°
0%

Day: Sunny. Near steady temperature in the mid 80s. Southwest winds 5 to 10 mph.

Night: Clear. Lows in the upper 50s. Southwest winds around 5 mph, becoming north after midnight.

Cairo, IL

Afternoon
Sunny
82°/ 62° 28°/ 17°
0%
Thursday
Sunny
85°/ 58° 29°/ 14°
0%
Friday
Sunny
88°/ 62° 31°/ 17°
0%
Saturday
Rain Showers
82°/ 58° 28°/ 14°
70%
Sunday
Partly Cloudy
75°/ 58° 24°/ 14°
0%
Mon Night-Tue
Clear
60°16°
0%

Day: Sunny. Near steady temperature in the lower 80s. Southwest winds around 5 mph.

Night: Clear. Lows in the lower 60s. Southwest winds around 5 mph, becoming northwest after midnight.

Mount Vernon, IL

Afternoon
Sunny
88°/ 55° 31°/ 13°
0%
Thursday
Sunny
85°/ 55° 29°/ 13°
0%
Friday
Sunny
88°/ 58° 31°/ 14°
0%
Saturday
Rain Showers
85°/ 58° 29°/ 14°
90%
Sunday
Mostly Cloudy
75°/ 55° 24°/ 13°
0%
Mon Night-Tue
Clear
58°14°
0%

Day: Sunny. Near steady temperature in the upper 80s. West winds around 10 mph.

Night: Mostly clear. Lows in the mid 50s. West winds around 5 mph, becoming north after midnight.

Vienna, IL

Afternoon
Sunny
82°/ 58° 28°/ 14°
0%
Thursday
Sunny
85°/ 58° 29°/ 14°
0%
Friday
Sunny
85°/ 62° 29°/ 17°
0%
Saturday
Rain Showers
80°/ 58° 27°/ 14°
80%
Sunday
Partly Cloudy
75°/ 58° 24°/ 14°
0%
Mon Night-Tue
Clear
58°14°
0%

Day: Sunny. Near steady temperature in the lower 80s. Southwest winds around 5 mph.

Night: Clear. Lows in the upper 50s. Southwest winds around 5 mph, becoming northwest after midnight.

Sikeston, MO

Afternoon
Sunny
82°/ 62° 28°/ 17°
0%
Thursday
Sunny
85°/ 58° 29°/ 14°
0%
Friday
Sunny
88°/ 62° 31°/ 17°
0%
Saturday
Rain Showers
80°/ 58° 27°/ 14°
70%
Sun-Sun Night
Cloudy
75°24°
0%
Columbus Day And Mon Night
Clear
85°29°
0%
Tuesday
Sunny
75°24°
0%

Day: Sunny. Near steady temperature in the lower 80s. Southwest winds around 5 mph.

Night: Clear. Lows in the lower 60s. Southwest winds around 5 mph, becoming northwest after midnight.

Mound City, IL

Afternoon
Sunny
82°/ 60° 28°/ 16°
0%
Thursday
Sunny
85°/ 58° 29°/ 14°
0%
Friday
Sunny
88°/ 62° 31°/ 17°
0%
Saturday
Rain Showers
80°/ 58° 27°/ 14°
80%
Sunday
Partly Cloudy
75°/ 58° 24°/ 14°
0%
Mon Night-Tue
Clear
58°14°
0%

Day: Sunny. Near steady temperature in the lower 80s. Southwest winds around 5 mph.

Night: Clear. Lows around 60. Southwest winds around 5 mph in the evening, becoming light and variable.

Harrisburg, IL

Afternoon
Sunny
82°/ 58° 28°/ 14°
0%
Thursday
Sunny
85°/ 55° 29°/ 13°
0%
Friday
Sunny
88°/ 60° 31°/ 16°
0%
Saturday
Rain Showers
82°/ 58° 28°/ 14°
90%
Sunday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Mon Night-Tue
Clear
58°14°
0%

Day: Sunny. Near steady temperature in the lower 80s. Southwest winds 5 to 10 mph.

Night: Clear. Lows in the upper 50s. Southwest winds around 5 mph, becoming northwest after midnight.

Piedmont, MO

Afternoon
Sunny
85°/ 58° 29°/ 14°
0%
Thursday
Sunny
85°/ 58° 29°/ 14°
0%
Friday
Sunny
88°/ 58° 31°/ 14°
0%
Saturday
Rain Showers
82°/ 55° 28°/ 13°
50%
Sunday
Sunny
78°26°
0%
Sun Night
Clear
58°14°
0%
Mon Night
Clear
58°14°
0%
Tuesday
Sunny
78°26°
0%

Day: Sunny. Near steady temperature in the mid 80s. Southwest winds around 5 mph.

Night: Clear. Lows in the upper 50s. Southwest winds around 5 mph, becoming northwest after midnight.

Bloomfield, MO

Afternoon
Sunny
85°/ 60° 29°/ 16°
0%
Thursday
Sunny
85°/ 58° 29°/ 14°
0%
Friday
Sunny
88°/ 62° 31°/ 17°
0%
Saturday
Rain Showers
82°/ 58° 28°/ 14°
60%
Sunday
Sunny
78°26°
0%
Sun Night
Clear
60°16°
0%
Mon Night
Clear
60°16°
0%
Tuesday
Sunny
78°26°
0%

Day: Sunny. Near steady temperature in the mid 80s. Southwest winds around 5 mph.

Night: Clear. Lows around 60. Southwest winds around 5 mph, becoming west after midnight.

McLeansboro, IL

Afternoon
Sunny
85°/ 58° 29°/ 14°
0%
Thursday
Sunny
85°/ 55° 29°/ 13°
0%
Friday
Sunny
88°/ 60° 31°/ 16°
0%
Saturday
Rain Showers
82°/ 58° 28°/ 14°
100%
Sunday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Columbus Day And Mon Night
Clear
85°29°
0%
Tuesday
Sunny
75°24°
0%

Day: Sunny. Near steady temperature in the mid 80s. Southwest winds around 10 mph.

Night: Clear. Lows in the upper 50s. Southwest winds around 5 mph in the evening, becoming light and variable.

Golconda, IL

Afternoon
Sunny
82°/ 58° 28°/ 14°
0%
Thursday
Sunny
85°/ 58° 29°/ 14°
0%
Friday
Sunny
88°/ 62° 31°/ 17°
0%
Saturday
Rain Showers
80°/ 58° 27°/ 14°
90%
Sunday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Mon Night-Tue
Clear
58°14°
0%

Day: Sunny. Near steady temperature in the lower 80s. Southwest winds around 5 mph.

Night: Clear. Lows in the upper 50s. Southwest winds around 5 mph, becoming northwest after midnight.

Metropolis, IL

Afternoon
Sunny
82°/ 58° 28°/ 14°
0%
Thursday
Sunny
85°/ 58° 29°/ 14°
0%
Friday
Sunny
88°/ 62° 31°/ 17°
0%
Saturday
Rain Showers
82°/ 58° 28°/ 14°
80%
Sunday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Mon Night-Tue
Clear
58°14°
0%

Day: Sunny. Near steady temperature in the lower 80s. Southwest winds around 5 mph.

Night: Clear. Lows in the upper 50s. Southwest winds around 5 mph in the evening, becoming light and variable.

Wickliffe, KY

Afternoon
Sunny
82°/ 60° 28°/ 16°
0%
Thursday
Sunny
85°/ 58° 29°/ 14°
0%
Friday
Sunny
88°/ 62° 31°/ 17°
0%
Saturday
Rain Showers
82°/ 58° 28°/ 14°
80%
Sunday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Mon Night-Tue
Clear
58°14°
0%

Day: Sunny. Near steady temperature in the lower 80s. Southwest winds around 5 mph.

Night: Clear. Lows around 60. Southwest winds around 5 mph in the evening, becoming light and variable.

Names listed above may include county names.

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