Effingham, IL Weather Forecast & Current Conditions

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Effingham Weather Map
UTC Time: 10/15/2026, 15:42
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Effingham, IL Regional Weather

Expires:202610151600;;142910
ASUS43 KLOT 151512
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM CDT THU OCT 15 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>094-151600-
SOUTH-CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    74  72  93 SE6       30.02S TC  23           
CAIRO*         MOSUNNY   80  75  83 S10       30.04S HX  85  TC  27   
EFFINGHAM*     LGT RAIN  69  67  94 E7        30.07  TC  20           
MT. VERNON     CLOUDY    72  72 100 SE3       30.04S TC  22           
CENTRALIA*     CLOUDY    72  71  97 SE5       30.03  FOG     TC  22   
SALEM*         RAIN      72  72 100 MISG      30.03  TC  22           
METROPOLIS*    CLOUDY    77  76  98 SE6       30.05R TC  25           
$$


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

Effingham, IL

Today
Thunderstorms
80°/ 48° 27°/ 9°
70%
Friday
Rain Showers
58°/ 38° 14°/ 3°
20%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sunday
Sunny
65°/ 38° 18°/ 3°
0%
Monday
Cloudy
72°22°
0%
Tuesday
Cloudy
72°/ 45° 22°/ 7°
0%

Day: Mostly cloudy. A chance of showers with a slight chance of thunderstorms late this morning, then showers likely with a chance of thunderstorms this afternoon. Highs around 80. Southeast winds 5 to 10 mph. Chance of rain 70 percent.

Night: Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Much cooler with lows in the upper 40s. Southwest winds 10 to 15 mph, becoming northwest 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 70 percent.

Greenup, IL

Today
Thunderstorms
78°/ 48° 26°/ 9°
70%
Friday
Rain Showers
58°/ 38° 14°/ 3°
20%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sunday
Sunny
65°/ 38° 18°/ 3°
0%
Mon-Mon Night
Cloudy
72°22°
0%
Tuesday
Clear
75°24°
0%
Wednesday
Clear
75°24°
0%

Day: Mostly cloudy. A chance of showers with a slight chance of thunderstorms late this morning, then showers likely with a chance of thunderstorms this afternoon. Highs in the upper 70s. Southeast winds 5 to 10 mph, becoming south with gusts up to 20 mph this afternoon. Chance of rain 70 percent.

Night: Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Much cooler with lows in the upper 40s. Southwest winds 10 to 15 mph, becoming west 15 to 20 mph after midnight. Chance of rain 70 percent.

Shelbyville, IL

Today
Thunderstorms
78°/ 45° 26°/ 7°
80%
Friday
Rain Showers
55°/ 35° 13°/ 2°
40%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sunday
Sunny
68°/ 38° 20°/ 3°
0%
Mon-Mon Night
Cloudy
72°22°
0%
Tuesday
Clear
75°24°
0%
Wednesday
Clear
75°24°
0%

Day: A chance of thunderstorms. A chance of showers late this morning, then showers this afternoon. Highs in the upper 70s. Southeast winds 5 to 10 mph, becoming south with gusts up to 20 mph this afternoon. Chance of rain 80 percent.

Night: Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Much cooler with lows in the mid 40s. Southwest winds 10 to 15 mph, becoming northwest 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 70 percent.

Newton, IL

Today
Thunderstorms
82°/ 52° 28°/ 11°
70%
Friday
Rain Showers
58°/ 40° 14°/ 4°
20%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sun Night
Clear
38°3°
0%
Monday
Cloudy
72°22°
0%
Tuesday
Cloudy
72°/ 45° 22°/ 7°
0%

Day: Mostly cloudy. A chance of showers with a slight chance of thunderstorms late this morning, then showers likely with a chance of thunderstorms this afternoon. Highs in the lower 80s. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.

Night: Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Cooler with lows in the lower 50s. Southwest winds 10 to 15 mph, becoming west 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 70 percent.

Flora, IL

Today
Thunderstorms
82°/ 50° 28°/ 10°
70%
Friday
Rain Showers
58°/ 40° 14°/ 4°
20%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sun Night
Clear
38°3°
0%
Monday
Cloudy
72°22°
0%
Tuesday
Cloudy
72°/ 45° 22°/ 7°
0%

Day: Mostly cloudy. A chance of showers with a slight chance of thunderstorms late this morning, then showers likely with a chance of thunderstorms this afternoon. Highs in the lower 80s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.

Night: A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Much cooler with lows around 50. Southwest winds around 10 mph with gusts up to 20 mph, becoming northwest with gusts up to 30 mph after midnight. Chance of rain 50 percent.

Litchfield, IL

Today
Thunderstorms
78°/ 45° 26°/ 7°
90%
Friday
Rain Showers
55°/ 35° 13°/ 2°
20%
Saturday
Sunny
60°/ 35° 16°/ 2°
0%
Sun Night
Clear
38°3°
0%
Monday
Cloudy
75°24°
0%
Tuesday
Cloudy
75°/ 42° 24°/ 6°
0%

Day: A chance of thunderstorms. Showers. Highs in the upper 70s. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent.

Night: A chance of thunderstorms in the evening. Numerous showers. Much cooler with lows in the mid 40s. Southwest winds 10 to 15 mph, becoming northwest after midnight. Chance of rain 70 percent.

Charleston, IL

Today
Thunderstorms
78°/ 48° 26°/ 9°
70%
Friday
Rain Showers
55°/ 38° 13°/ 3°
30%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sunday
Sunny
68°/ 38° 20°/ 3°
0%
Monday
Cloudy
72°22°
0%
Tuesday
Cloudy
72°/ 45° 22°/ 7°
0%

Day: Mostly cloudy. A chance of showers with a slight chance of thunderstorms late this morning, then showers likely with a chance of thunderstorms this afternoon. Highs in the upper 70s. Southeast winds around 10 mph, becoming south with gusts up to 20 mph this afternoon. Chance of rain 70 percent.

Night: Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Much cooler with lows in the upper 40s. Southwest winds 10 to 15 mph, becoming west 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 70 percent.

Sullivan, IL

Today
Thunderstorms
78°/ 45° 26°/ 7°
80%
Friday
Rain Showers
55°/ 35° 13°/ 2°
40%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sunday
Sunny
68°/ 38° 20°/ 3°
0%
Mon-Mon Night
Cloudy
72°22°
0%
Tuesday
Clear
75°24°
0%
Wednesday
Clear
75°24°
0%

Day: Mostly cloudy. A chance of showers with a slight chance of thunderstorms late this morning, then showers with a chance of thunderstorms this afternoon. Highs in the upper 70s. Southeast winds 5 to 10 mph, becoming south 10 to 15 mph this afternoon. Chance of rain 80 percent.

Night: Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Much cooler with lows in the mid 40s. Southwest winds 10 to 15 mph, becoming northwest 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 70 percent.

Olney, IL

Today
Thunderstorms
82°/ 52° 28°/ 11°
70%
Friday
Rain Showers
58°/ 42° 14°/ 6°
30%
Saturday
Sunny
60°/ 35° 16°/ 2°
0%
Sun Night
Clear
38°3°
0%
Monday
Cloudy
72°22°
0%
Tuesday
Cloudy
72°/ 45° 22°/ 7°
0%

Day: Mostly cloudy. A chance of showers with a slight chance of thunderstorms late this morning, then showers likely with a chance of thunderstorms this afternoon. Highs in the lower 80s. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.

Night: A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Cooler with lows in the lower 50s. Southwest winds 10 to 15 mph, becoming west 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 50 percent.

Centralia, IL

Today
Thunderstorms
85°/ 48° 29°/ 9°
70%
Friday
Partly Cloudy
58°/ 38° 14°/ 3°
0%
Saturday
Sunny
60°/ 35° 16°/ 2°
0%
Sun Night
Clear
38°3°
0%
Mon-Mon Night
Cloudy
72°22°
0%
Tuesday
Clear
75°24°
0%
Wednesday
Clear
75°24°
0%

Day: Mostly cloudy late this morning, then becoming partly sunny. Showers likely with a chance of thunderstorms. Highs in the mid 80s. Southeast winds 5 to 10 mph, becoming south 10 to 15 mph this afternoon. Chance of rain 70 percent.

Night: Partly cloudy with numerous showers with a chance of thunderstorms in the evening, then mostly cloudy with scattered showers after midnight. Much cooler with lows in the upper 40s. Southwest winds 10 to 15 mph, becoming northwest 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 70 percent.

Marshall, IL

Today
Thunderstorms
80°/ 50° 27°/ 10°
70%
Friday
Rain Showers
58°/ 38° 14°/ 3°
30%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sunday
Sunny
65°/ 38° 18°/ 3°
0%
Monday
Cloudy
72°22°
0%
Tuesday
Cloudy
72°/ 45° 22°/ 7°
0%

Day: Mostly cloudy. A slight chance of showers and thunderstorms late this morning, then showers likely with a chance of thunderstorms this afternoon. Highs around 80. Southeast winds 5 to 10 mph, becoming south with gusts up to 20 mph this afternoon. Chance of rain 70 percent.

Night: Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Cooler with lows around 50. Southwest winds 10 to 15 mph, becoming west 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 70 percent.

Taylorville, IL

Today
Thunderstorms
78°/ 45° 26°/ 7°
90%
Friday
Rain Showers
55°/ 35° 13°/ 2°
40%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sun Night
Clear
38°3°
0%
Mon-Mon Night
Cloudy
72°22°
0%
Tuesday
Clear
75°24°
0%
Wednesday
Clear
75°24°
0%

Day: A chance of thunderstorms. Showers. Highs in the upper 70s. Southeast winds 5 to 10 mph, becoming south with gusts up to 20 mph this afternoon. Chance of rain 90 percent.

Night: Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Much cooler with lows in the mid 40s. West winds 15 to 20 mph, becoming northwest after midnight. Chance of rain 70 percent.

Robinson, IL

Today
Thunderstorms
82°/ 52° 28°/ 11°
70%
Friday
Rain Showers
58°/ 40° 14°/ 4°
40%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sun Night-Mon
Clear
38°3°
0%
Mon Night-Tue
Cloudy
42°6°
0%
Tue Night-Wed
Clear
45°7°
0%

Day: Mostly cloudy. A slight chance of showers and thunderstorms late this morning, then showers likely with a chance of thunderstorms this afternoon. Highs in the lower 80s. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.

Night: A chance of thunderstorms in the evening. Showers likely. Cooler with lows in the lower 50s. Southwest winds 10 to 15 mph, becoming west 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 60 percent.

Fairfield, IL

Today
Thunderstorms
85°/ 52° 29°/ 11°
70%
Friday
Mostly Cloudy
58°/ 40° 14°/ 4°
0%
Saturday
Sunny
60°/ 35° 16°/ 2°
0%
Sun Night
Clear
38°3°
0%
Monday
Cloudy
72°22°
0%
Tuesday
Cloudy
72°/ 45° 22°/ 7°
0%

Day: Patchy dense fog this morning. Mostly cloudy with a chance of showers with a slight chance of thunderstorms this morning, then partly sunny with showers likely with a chance of thunderstorms this afternoon. Highs in the mid 80s. Southeast winds around 5 mph, increasing to south 10 to 15 mph this afternoon. Chance of rain 70 percent.

Night: A chance of thunderstorms in the evening. Showers likely. Lows in the lower 50s. Southwest winds around 10 mph, becoming west 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 70 percent.

Tuscola, IL

Today
Thunderstorms
78°/ 48° 26°/ 9°
80%
Friday
Rain Showers
55°/ 38° 13°/ 3°
40%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sunday
Sunny
68°/ 38° 20°/ 3°
0%
Mon-Mon Night
Cloudy
72°22°
0%
Tuesday
Clear
75°24°
0%
Wednesday
Clear
75°24°
0%

Day: Mostly cloudy. A chance of showers with a slight chance of thunderstorms late this morning, then showers with a chance of thunderstorms this afternoon. Highs in the upper 70s. Southeast winds 5 to 10 mph, becoming south with gusts up to 20 mph this afternoon. Chance of rain 80 percent.

Night: Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Cooler with lows in the upper 40s. Southwest winds 10 to 15 mph, becoming northwest 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 70 percent.

Lawrenceville, IL

Today
Thunderstorms
82°/ 52° 28°/ 11°
70%
Friday
Rain Showers
58°/ 42° 14°/ 6°
40%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sun Night-Mon
Clear
38°3°
0%
Mon Night-Tue
Cloudy
42°6°
0%
Tue Night-Wed
Clear
45°7°
0%

Day: Mostly cloudy with a slight chance of showers and thunderstorms late this morning, then partly sunny with showers likely with a chance of thunderstorms this afternoon. Highs in the lower 80s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms in the evening. A chance of showers. Cooler with lows in the lower 50s. Southwest winds around 10 mph, becoming west 15 to 20 mph after midnight. Chance of rain 50 percent.

Paris, IL

Today
Thunderstorms
78°/ 48° 26°/ 9°
80%
Friday
Rain Showers
58°/ 38° 14°/ 3°
20%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sunday
Sunny
68°/ 38° 20°/ 3°
0%
Monday
Cloudy
72°22°
0%
Tuesday
Cloudy
72°/ 42° 22°/ 6°
0%

Day: Mostly cloudy. A slight chance of showers late this morning, then showers with a chance of thunderstorms this afternoon. Highs in the upper 70s. Southeast winds 5 to 10 mph, becoming south with gusts up to 20 mph this afternoon. Chance of rain 80 percent.

Night: A chance of thunderstorms in the evening. Showers likely. Cooler with lows in the upper 40s. Southwest winds 10 to 15 mph, becoming west 15 to 20 mph after midnight. Chance of rain 70 percent.

Mount Vernon, IL

Today
Thunderstorms
85°/ 48° 29°/ 9°
70%
Friday
Partly Cloudy
58°/ 38° 14°/ 3°
0%
Saturday
Sunny
62°/ 35° 17°/ 2°
0%
Sun Night
Clear
38°3°
0%
Mon-Mon Night
Cloudy
72°22°
0%
Tuesday
Clear
75°24°
0%
Wednesday
Clear
75°24°
0%

Day: Patchy dense fog this morning. Mostly cloudy with a chance of showers with a slight chance of thunderstorms this morning, then partly sunny with showers likely with a chance of thunderstorms this afternoon. Highs in the mid 80s. Southeast winds 5 to 10 mph, becoming south 10 to 15 mph this afternoon. Chance of rain 60 percent.

Night: Showers likely. A chance of thunderstorms, mainly in the evening. Cooler with lows in the upper 40s. Southwest winds 10 to 15 mph, becoming northwest 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 70 percent.

Monticello, IL

Today
Thunderstorms
75°/ 48° 24°/ 9°
90%
Friday
Rain Showers
55°/ 35° 13°/ 2°
40%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sunday
Sunny
68°/ 38° 20°/ 3°
0%
Mon-Mon Night
Cloudy
72°22°
0%
Tuesday
Clear
75°24°
0%
Wednesday
Clear
75°24°
0%

Day: Mostly cloudy. A chance of showers with a slight chance of thunderstorms late this morning, then showers with a chance of thunderstorms this afternoon. Highs in the mid 70s. Southeast winds around 10 mph, becoming south this afternoon. Chance of rain 90 percent.

Night: Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Cooler with lows in the upper 40s. Southwest winds 15 to 20 mph, becoming northwest after midnight. Chance of rain 70 percent.

Decatur, IL

Today
Thunderstorms
75°/ 45° 24°/ 7°
90%
Friday
Rain Showers
55°/ 35° 13°/ 2°
40%
Saturday
Sunny
58°/ 35° 14°/ 2°
0%
Sun Night
Clear
38°3°
0%
Mon-Mon Night
Cloudy
72°22°
0%
Tuesday
Clear
75°24°
0%
Wednesday
Clear
75°24°
0%

Day: Showers likely with a slight chance of thunderstorms late this morning, then showers with a chance of thunderstorms this afternoon. Highs in the mid 70s. Southeast winds around 10 mph, becoming south this afternoon. Chance of rain 90 percent.

Night: Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Breezy and much cooler with lows in the mid 40s. Southwest winds 15 to 20 mph, becoming northwest 20 to 25 mph after midnight. Chance of rain 70 percent.

Names listed above may include county names.

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