LERNA, IL 62440 Weather Forecast & Current Conditions

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MATTOON, IL
Current Weather

4:04 PM CDT APR 19, 2026
Overcast
59°F
Feels Like: 55°F
Dewpoint: 34°F
Rel. Hum.: 39%
Visibility: 10 miles
Wind: WNW at 21 mph, gusts to 30
Pressure: 30.15 inches
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LERNA, IL 62440
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy this evening, then becoming mostly clear. Areas of frost after midnight. Lows in the mid 30s. North winds 10 to 15 mph with gusts up to 30 mph, diminishing to around 5 mph after midnight.
MONDAY
Areas of frost in the morning. Sunny. Highs in the upper 50s. Northeast winds around 5 mph, becoming south in the afternoon.
MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Not as cool with lows in the mid 40s. South winds 5 to 10 mph.
TUESDAY
Mostly sunny. Not as cool with highs in the mid 70s. Southwest winds 15 to 20 mph with gusts up to 30 mph.
TUESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Not as cool with lows in the upper 50s. Southwest winds 10 to 15 mph with gusts up to 25 mph.
WEDNESDAY
Mostly sunny. Highs in the upper 70s.
WEDNESDAY NIGHT AND THURSDAY
Mostly clear and breezy. Lows in the upper 50s. Highs in the upper 70s.
THURSDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with showers likely with a chance of thunderstorms after midnight. Lows in the lower 60s. Chance of rain 60 percent.
FRIDAY
Showers likely in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 70 percent.
FRIDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A 40 percent chance of showers. Cooler with lows around 50.
SATURDAY
Partly sunny. Highs in the upper 60s.
SATURDAY NIGHT AND SUNDAY
Partly cloudy. Lows in the upper 40s. Highs in the upper 60s.

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  4/19/2026
Sunday
19 APR 2026
LERNA, IL 62440 weather forecast Day 1, 12 hours 1 PM 58° 54° Partly Cloudy 4%

0% Thunder
( 4% severe)
W   18 30% 27°
High 60° LERNA, IL 62440 weather forecast Day 1, 15 hours 4 PM 59° 56° Mostly Cloudy WNW   18 32% 29°
Partly Cloudy



LERNA, IL 62440 weather forecast Day 1, 18 hours 7 PM 54° 50° Partly Cloudy 1%

0% Thunder
( 1% severe)
NW   13 38% 29°
LERNA, IL 62440 weather forecast Day 1, 21 hours 10 PM 46° 42° Partly Cloudy N   8 53% 30°
Monday
20 APR 2026
LERNA, IL 62440 weather forecast Day 2, 0 hours 1 AM 41° 37° Partly Cloudy 0%

0% Thunder
( 1% severe)
N   6 62% 29°
Low 35° LERNA, IL 62440 weather forecast Day 2, 3 hours 4 AM 37° 33° Clear N   5 72% 29°
High 60° LERNA, IL 62440 weather forecast Day 2, 6 hours 7 AM 37° 33° Clear 0%

0% Thunder
( 0% severe)
N   5 75% 30°

Clear



LERNA, IL 62440 weather forecast Day 2, 9 hours 10 AM 48° 46° Clear ENE   5 43% 27°
LERNA, IL 62440 weather forecast Day 2, 12 hours 1 PM 54° 54° Clear 1%

0% Thunder
( 1% severe)
ENE   3 33% 26°
LERNA, IL 62440 weather forecast Day 2, 15 hours 4 PM 58° 58° Clear SSW   5 33% 29°
LERNA, IL 62440 weather forecast Day 2, 18 hours 7 PM 56° 55° Clear 0%

0% Thunder
( 2% severe)
S   6 40% 32°
LERNA, IL 62440 weather forecast Day 2, 21 hours 10 PM 50° 47° Clear SSE   8 54% 34°
Tuesday
21 APR 2026
LERNA, IL 62440 weather forecast Day 3, 0 hours 1 AM 48° 43° Partly Cloudy 0%

0% Thunder
( 1% severe)
S   10 60% 35°
Low 47° LERNA, IL 62440 weather forecast Day 3, 3 hours 4 AM 48° 43° Partly Cloudy S   12 65% 37°
High 76° LERNA, IL 62440 weather forecast Day 3, 6 hours 7 AM 49° 44° Partly Cloudy 1%

0% Thunder
( 1% severe)
SSW   12 71% 40°

Partly Cloudy



LERNA, IL 62440 weather forecast Day 3, 9 hours 10 AM 63° 61° Partly Cloudy SW   15 52% 45°
LERNA, IL 62440 weather forecast Day 3, 15 hours 1 PM 71° 71° Partly Cloudy 4%

0% Thunder
( 9% severe)
SW   18 41% 46°
LERNA, IL 62440 weather forecast Day 3, 18 hours 4 PM 74° 74° Clear SW   18 38% 47°
LERNA, IL 62440 weather forecast Day 3, 21 hours 7 PM 70° 70° Clear     SW   14 45% 48°

MATTOON, IL extended weather forecast

Wednesday
22 APR 2026
Thursday
23 APR 2026
Friday
24 APR 2026
Saturday
25 APR 2026
Sunday
26 APR 2026
Low 57° Low 58° Low 57° Low 51° Low 50°
High 73° High 78° High 72° High 70° High 73°
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
Overcast
35% Rain
Partly Cloudy
18% Rain
Overcast
63% Rain
Mostly Cloudy
38% Rain
Mostly Cloudy
36% Rain
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