ST ELMO, IL 62458 Weather Forecast & Current Conditions

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EFFINGHAM CNTY MEM, IL
Current Weather

1:35 PM CDT AUG 22, 2025
Overcast
79°F
Feels Like: 81°F
Dewpoint: 63°F
Rel. Hum.: 58%
Visibility: 10 miles
Wind: N at 3 mph
Pressure: 30.09 inches
Last 72 hours

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ST ELMO, IL 62458
Weather Forecast

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THIS AFTERNOON
Mostly sunny. Highs in the lower 80s. North winds around 5 mph.
TONIGHT
Mostly clear. Patchy fog after midnight. Lows in the lower 60s. Northeast winds around 5 mph in the evening, becoming light and variable.
SATURDAY
Mostly sunny. Highs in the mid 80s. Northwest winds around 5 mph.
SATURDAY NIGHT
Partly cloudy in the evening, then clearing. Lows in the mid 50s. Northwest winds around 5 mph.
SUNDAY
Sunny. Highs in the upper 70s. Northwest winds 5 to 10 mph.
SUNDAY NIGHT THROUGH WEDNESDAY NIGHT
Mostly clear. Lows in the lower 50s. Highs in the mid 70s.
THURSDAY
Mostly sunny. Highs in the upper 70s.

Visible Weather Satellite
ST ELMO, IL 62458
Infrared Weather Satellite
ST ELMO, IL 62458
NEXRAD Weather Radar
ST ELMO, IL 62458

EFFINGHAM CNTY MEM, IL 3 hourly weather forecast

weather forecast created  7:00 AM CDT  8/22/2025
Friday
22 AUG 2025
ST ELMO, IL 62458 weather forecast Day 1, 12 hours 1 PM 79° 81° Partly Cloudy 0%

0% Thunder
( 1% severe)
NNE   5 58% 63°
High 82° ST ELMO, IL 62458 weather forecast Day 1, 15 hours 4 PM 81° 83° Clear NNE   3 56% 64°
Partly Cloudy



ST ELMO, IL 62458 weather forecast Day 1, 18 hours 7 PM 76° 78° Partly Cloudy 0%

0% Thunder
( 1% severe)
NE   1 69% 65°
ST ELMO, IL 62458 weather forecast Day 1, 21 hours 10 PM 68° 68° Clear   CALM 93% 66°
Saturday
23 AUG 2025
ST ELMO, IL 62458 weather forecast Day 2, 0 hours 1 AM 65° 65° Partly Cloudy 0%

0% Thunder
( 1% severe)
  CALM 97% 64°
Low 61° ST ELMO, IL 62458 weather forecast Day 2, 3 hours 4 AM 63° 64° Partly Cloudy   CALM 100% 63°
High 84° ST ELMO, IL 62458 weather forecast Day 2, 6 hours 7 AM 64° 66° Partly Cloudy 3%

0% Thunder
( 1% severe)
  CALM 100% 64°

Mostly Cloudy



ST ELMO, IL 62458 weather forecast Day 2, 9 hours 10 AM 77° 79° Partly Cloudy WNW   3 71% 67°
ST ELMO, IL 62458 weather forecast Day 2, 12 hours 1 PM 82° 84° Mostly Cloudy 6%

0% Thunder
( 14% severe)
WNW   6 58% 66°
ST ELMO, IL 62458 weather forecast Day 2, 15 hours 4 PM 82° 85° Mostly Cloudy NW   6 61% 67°
ST ELMO, IL 62458 weather forecast Day 2, 18 hours 7 PM 77° 79° Mostly Cloudy 1%

0% Thunder
( 11% severe)
WNW   3 74% 68°
ST ELMO, IL 62458 weather forecast Day 2, 21 hours 10 PM 69° 69° Partly Cloudy NW   3 93% 67°
Sunday
24 AUG 2025
ST ELMO, IL 62458 weather forecast Day 3, 0 hours 1 AM 66° 66° Clear 1%

0% Thunder
( 1% severe)
NNW   5 87% 62°
Low 57° ST ELMO, IL 62458 weather forecast Day 3, 3 hours 4 AM 60° 60° Clear NNW   5 96% 59°
High 77° ST ELMO, IL 62458 weather forecast Day 3, 6 hours 7 AM 59° 59° Clear 0%

0% Thunder
( 0% severe)
NNW   5 96% 58°

Clear



ST ELMO, IL 62458 weather forecast Day 3, 9 hours 10 AM 70° 70° Clear NNW   7 66% 58°
ST ELMO, IL 62458 weather forecast Day 3, 15 hours 1 PM 75° 75° Clear 0%

0% Thunder
( 1% severe)
NW   9 52% 56°
ST ELMO, IL 62458 weather forecast Day 3, 18 hours 4 PM 76° 78° Clear NW   9 48% 55°
ST ELMO, IL 62458 weather forecast Day 3, 21 hours 7 PM 70° 70° Clear     NW   6 59% 55°

EFFINGHAM CNTY MEM, IL extended weather forecast

Monday
25 AUG 2025
Tuesday
26 AUG 2025
Wednesday
27 AUG 2025
Thursday
28 AUG 2025
Friday
29 AUG 2025
Low 52° Low 48° Low 49° Low 52° Low 57°
High 75° High 75° High 76° High 80° High 85°
ST ELMO, IL 62458 weather forecast Day 4 ST ELMO, IL 62458 weather forecast Day 5 ST ELMO, IL 62458 weather forecast Day 6 ST ELMO, IL 62458 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Clear
10% Rain
Clear
11% Rain
Clear
8% Rain
Clear
14% Rain
Clear
19% Rain
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