LERNA, IL 62440 Weather Forecast & Current Conditions

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MATTOON, IL
Current Weather

4:53 PM CDT JUN 12, 2026
Clear
79°F
Feels Like: 80°F
Dewpoint: 57°F
Rel. Hum.: 47%
Visibility: 10 miles
Wind: W at 7 mph
Pressure: 29.98 inches
Last 72 hours

Local Area Snow Depth

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LERNA, IL 62440
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Clear. Lows around 60. Northwest winds around 5 mph, becoming south after midnight.
SATURDAY
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. South winds 5 to 10 mph. Chance of rain 20 percent.
SATURDAY NIGHT
Mostly cloudy. A chance of showers and thunderstorms in the evening, then showers and thunderstorms after midnight. Lows in the mid 60s. Southwest winds 5 to 10 mph. Chance of rain 90 percent.
SUNDAY
Mostly sunny. A chance of showers in the morning. Highs in the lower 70s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent.
SUNDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Cooler with lows in the mid 50s. Northwest winds 10 to 15 mph, diminishing to around 5 mph after midnight.
MONDAY
Mostly sunny. Highs in the lower 70s.
MONDAY NIGHT AND TUESDAY
Mostly clear. Lows in the mid 50s. Highs in the upper 70s.
TUESDAY NIGHT
Partly cloudy with a chance of showers in the evening, then mostly cloudy after midnight. Lows in the upper 50s. Chance of rain 40 percent.
WEDNESDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs around 80. Chance of rain 50 percent.
WEDNESDAY NIGHT
Showers likely with a chance of thunderstorms in the evening, then showers likely after midnight. Locally heavy rainfall possible in the evening. Lows in the mid 60s. Chance of rain 70 percent.
THURSDAY AND THURSDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms. Highs in the lower 80s. Lows in the lower 60s. Chance of rain 40 percent.
JUNETEENTH
Mostly sunny. Highs in the lower 80s.

Visible Weather Satellite
LERNA, IL 62440
Infrared Weather Satellite
LERNA, IL 62440
NEXRAD Weather Radar
LERNA, IL 62440

MATTOON, IL 3 hourly weather forecast

weather forecast created  8:00 AM EDT  6/12/2026
Friday
12 JUN 2026
LERNA, IL 62440 weather forecast Day 1, 12 hours 1 PM 76° 78° Clear 0%

0% Thunder
( 2% severe)
WNW   9 54% 58°
High 79° LERNA, IL 62440 weather forecast Day 1, 15 hours 4 PM 78° 79° Clear WNW   8 50% 58°
Clear



LERNA, IL 62440 weather forecast Day 1, 18 hours 7 PM 77° 79° Clear 0%

0% Thunder
( 2% severe)
NW   5 56% 60°
LERNA, IL 62440 weather forecast Day 1, 21 hours 10 PM 68° 68° Clear   CALM 73% 59°
Saturday
13 JUN 2026
LERNA, IL 62440 weather forecast Day 2, 0 hours 1 AM 64° 66° Clear 1%

0% Thunder
( 1% severe)
  CALM 81% 58°
Low 60° LERNA, IL 62440 weather forecast Day 2, 3 hours 4 AM 61° 62° Clear   CALM 87% 57°
High 81° LERNA, IL 62440 weather forecast Day 2, 6 hours 7 AM 65° 65° Partly Cloudy 10%
RAIN
<.01 in
0% Thunder
( 13% severe)
S   7 81% 59°

Partly Cloudy

Chance of Rain

LERNA, IL 62440 weather forecast Day 2, 9 hours 10 AM 75° 75° Partly Cloudy S   10 64% 62°
LERNA, IL 62440 weather forecast Day 2, 12 hours 1 PM 79° 81° Mostly Cloudy 32%
RAIN
1–2 in
0% Thunder
( 32% severe)
SSW   12 58% 63°
LERNA, IL 62440 weather forecast Day 2, 15 hours 4 PM 80° 81° Partly Cloudy S   12 56% 63°
LERNA, IL 62440 weather forecast Day 2, 18 hours 7 PM 78° 80° Mostly Cloudy 52%
RAIN
***
0% Thunder
( 29% severe)
S   10 64% 65°
LERNA, IL 62440 weather forecast Day 2, 21 hours 10 PM 72° 72° Mostly Cloudy S   9 76% 64°
Sunday
14 JUN 2026
LERNA, IL 62440 weather forecast Day 3, 0 hours 1 AM 69° 69° Mostly Cloudy 58%
RAIN
***
0% Thunder
( 38% severe)
SSW   8 90% 66°
Low 65° LERNA, IL 62440 weather forecast Day 3, 3 hours 4 AM 68° 68° Mostly Cloudy SW   9 93% 66°
High 73° LERNA, IL 62440 weather forecast Day 3, 6 hours 7 AM 67° 67° Mostly Cloudy 20%
RAIN
.01–.1 in
0% Thunder
( 12% severe)
NW   13 90% 64°

Mostly Cloudy

Chance of Rain

LERNA, IL 62440 weather forecast Day 3, 9 hours 10 AM 68° 68° Mostly Cloudy NNW   14 78% 61°
LERNA, IL 62440 weather forecast Day 3, 15 hours 1 PM 71° 71° Partly Cloudy 0%

0% Thunder
( 3% severe)
NW   15 63% 58°
LERNA, IL 62440 weather forecast Day 3, 18 hours 4 PM 72° 72° Partly Cloudy NW   15 53% 54°
LERNA, IL 62440 weather forecast Day 3, 21 hours 7 PM 69° 69° Partly Cloudy     NW   12 59% 54°

MATTOON, IL extended weather forecast

Monday
15 JUN 2026
Tuesday
16 JUN 2026
Wednesday
17 JUN 2026
Thursday
18 JUN 2026
Friday
19 JUN 2026
Low 56° Low 58° Low 65° Low 72° Low 63°
High 76° High 78° High 79° High 85° High 79°
LERNA, IL 62440 weather forecast Day 4 LERNA, IL 62440 weather forecast Day 5 LERNA, IL 62440 weather forecast Day 6 LERNA, IL 62440 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Mostly Cloudy
25% Rain
Partly Cloudy
23% Rain
Mostly Cloudy
29% Rain
Mostly Cloudy
56% Rain
Mostly Cloudy
30% Rain
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