SAINT ELMO, IL 62458 Weather Forecast & Current Conditions

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EFFINGHAM CNTY MEM, IL
Current Weather

10:35 PM CDT APR 3, 2026
Scattered Clouds
73°F
Feels Like: 73°F
Dewpoint: 63°F
Rel. Hum.: 71%
Visibility: 10 miles
Wind: SE at 12 mph
Pressure: 30.02 inches
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SAINT ELMO, IL 62458
Weather Forecast

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Snow Depth pages
OVERNIGHT
A chance of thunderstorms. A chance of showers late this evening, then showers. Lows in the mid 50s. South winds 10 to 15 mph. Gusts up to 30 mph. Chance of rain near 100 percent.
SATURDAY
Showers with a chance of thunderstorms in the morning, then a chance of showers in the afternoon. Cooler. Less humid with highs in the mid 60s. West winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent.
SATURDAY NIGHT
Mostly cloudy in the evening, then clearing. Much cooler with lows in the upper 30s. West winds 10 to 15 mph with gusts up to 25 mph.
SUNDAY
Sunny, cooler with highs in the mid 50s. Northwest winds 10 to 15 mph with gusts up to 25 mph.
SUNDAY NIGHT
Clear. Lows in the upper 30s. West winds 5 to 10 mph.
MONDAY
Sunny. Highs in the upper 50s.
MONDAY NIGHT AND TUESDAY
Mostly cloudy. Lows in the lower 30s. Highs in the lower 50s.
TUESDAY NIGHT AND WEDNESDAY
Partly cloudy. Lows in the upper 30s. Highs in the upper 60s.
WEDNESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Not as cool with lows in the lower 50s.
THURSDAY
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 20 percent.
THURSDAY NIGHT
A slight chance of thunderstorms in the evening. Mostly cloudy with a slight chance of showers. Lows in the lower 50s. Chance of rain 20 percent.
FRIDAY
Partly sunny. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 40 percent.

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

EFFINGHAM CNTY MEM, IL 3 hourly weather forecast

weather forecast created  6:00 AM CST  4/ 3/2026
Friday
3 APR 2026
SAINT ELMO, IL 62458 weather forecast Day 1, 12 hours 12 PM 75° 75° Mostly Cloudy 56%
RAIN
.01–.1 in
0% Thunder
( 33% severe)
SSW   13 76% 67°
High 78° SAINT ELMO, IL 62458 weather forecast Day 1, 15 hours 3 PM 77° 79° Mostly Cloudy SSW   12 67% 65°
Mostly Cloudy

Rain Likely

SAINT ELMO, IL 62458 weather forecast Day 1, 18 hours 6 PM 74° 74° Mostly Cloudy 49%
RAIN
.01–.1 in
0% Thunder
( 29% severe)
S   9 71% 64°
SAINT ELMO, IL 62458 weather forecast Day 1, 21 hours 9 PM 70° 70° Mostly Cloudy S   10 78% 63°
Saturday
4 APR 2026
SAINT ELMO, IL 62458 weather forecast Day 2, 0 hours 12 AM 69° 69° Mostly Cloudy 86%
RAIN
***
0% Thunder
( 37% severe)
S   12 81% 63°
Low 59° SAINT ELMO, IL 62458 weather forecast Day 2, 3 hours 3 AM 67° 67° Mostly Cloudy S   12 84% 62°
High 66° SAINT ELMO, IL 62458 weather forecast Day 2, 6 hours 6 AM 64° 63° Mostly Cloudy 100%
RAIN
***
0% Thunder
( 19% severe)
SW   12 93% 62°

Mostly Cloudy

Rain

SAINT ELMO, IL 62458 weather forecast Day 2, 9 hours 9 AM 64° 63° Mostly Cloudy SW   12 90% 61°
SAINT ELMO, IL 62458 weather forecast Day 2, 12 hours 12 PM 59° 57° Mostly Cloudy 48%
RAIN
.5–1 in
0% Thunder
( 6% severe)
W   13 80% 53°
SAINT ELMO, IL 62458 weather forecast Day 2, 15 hours 3 PM 57° 54° Mostly Cloudy W   13 72% 48°
SAINT ELMO, IL 62458 weather forecast Day 2, 18 hours 6 PM 53° 49° Mostly Cloudy 7%

0% Thunder
( 1% severe)
WNW   12 66% 42°
SAINT ELMO, IL 62458 weather forecast Day 2, 21 hours 9 PM 47° 43° Mostly Cloudy WNW   9 71% 38°
Sunday
5 APR 2026
SAINT ELMO, IL 62458 weather forecast Day 3, 0 hours 12 AM 44° 39° Partly Cloudy 1%

0% Thunder
( 1% severe)
WNW   8 73% 36°
Low 39° SAINT ELMO, IL 62458 weather forecast Day 3, 3 hours 3 AM 41° 36° Partly Cloudy WNW   8 76% 34°
High 57° SAINT ELMO, IL 62458 weather forecast Day 3, 6 hours 6 AM 39° 33° Partly Cloudy 1%

0% Thunder
( 0% severe)
WNW   8 82% 34°

Partly Cloudy



SAINT ELMO, IL 62458 weather forecast Day 3, 9 hours 9 AM 46° 41° Partly Cloudy NW   12 65% 35°
SAINT ELMO, IL 62458 weather forecast Day 3, 15 hours 12 PM 51° 47° Partly Cloudy 1%

0% Thunder
( 0% severe)
WNW   12 54% 35°
SAINT ELMO, IL 62458 weather forecast Day 3, 18 hours 3 PM 54° 51° Clear NW   10 48% 35°
SAINT ELMO, IL 62458 weather forecast Day 3, 21 hours 6 PM 51° 49° Clear     NW   6 54% 35°

EFFINGHAM CNTY MEM, IL extended weather forecast

Monday
6 APR 2026
Tuesday
7 APR 2026
Wednesday
8 APR 2026
Thursday
9 APR 2026
Friday
10 APR 2026
Low 37° Low 32° Low 32° Low 46° Low 49°
High 57° High 49° High 61° High 66° High 72°
SAINT ELMO, IL 62458 weather forecast Day 4 SAINT ELMO, IL 62458 weather forecast Day 5 SAINT ELMO, IL 62458 weather forecast Day 6 SAINT ELMO, IL 62458 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
18% Rain
Clear
19% Rain/Snow
Clear
15% Rain
Partly Cloudy
28% Rain
Partly Cloudy
27% Rain
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