LERNA, IL 62440 Weather Forecast & Current Conditions

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62440 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
MATTOON, IL Current Weather
6:53 PM CDT SEP 14, 2026
Clear 75°F
Feels Like:	75°F
Dewpoint:	52°F
Rel. Hum.:	45%
Visibility:	10 miles
Wind:	ESE at 7 mph
Pressure:	30.07 inches
Last 72 hours
Local Area Snow Depth
Illinois Current Weather
Illinois MOS Forecast Weather

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(Automated weather data from NWS/FAA)

62440 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	LERNA, IL 62440 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Mostly clear. Not as cool with lows in the mid 60s. Southeast winds 5 to 10 mph with gusts up to 20 mph.

TUESDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Warmer. More humid with highs in the mid 90s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 40 percent.

TUESDAY NIGHT
Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows around 70. South winds around 5 mph, becoming northeast around 5 mph after midnight. Chance of rain 60 percent.

WEDNESDAY
Mostly sunny with a chance of showers. Humid with highs in the lower 90s. East winds around 5 mph, becoming south in the afternoon. Chance of rain 40 percent. Heat index values up to 100 in the afternoon.

WEDNESDAY NIGHT
Mostly clear. Humid with lows in the lower 70s. Southeast winds around 5 mph, becoming south around 5 mph after midnight.

THURSDAY
Sunny. Highs in the mid 90s. Heat index values up to 100.

THURSDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows around 70.

FRIDAY THROUGH SATURDAY
Mostly clear. Highs in the lower 90s. Lows in the upper 60s.

SATURDAY NIGHT AND SUNDAY
Partly cloudy. Lows in the upper 60s. Highs in the upper 80s.

SUNDAY NIGHT
Partly cloudy. Lows in the mid 60s.

MONDAY
Mostly sunny. A chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 30 percent.

62440 WEATHER SATELLITE LOOPS

Visible Weather Satellite
LERNA, IL 62440

Infrared Weather Satellite
LERNA, IL 62440

62440 WEATHER RADAR LOOP

NEXRAD Weather Radar
LERNA, IL 62440

MOS COMPUTER WEATHER FORECAST

MATTOON, IL 3 hourly weather forecast

weather forecast created 8:00 AM EDT 9/14/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Monday
14 SEP 2026

1 PM

78°

78°

Partly Cloudy

1%

0% Thunder
( 0% severe)

ESE 10

34%

47°

High 82°

4 PM

81°

80°

Partly Cloudy

ESE 10

34%

50°

Partly Cloudy

7 PM

75°

75°

Partly Cloudy

1%

0% Thunder
( 1% severe)

ESE 9

48%

54°

10 PM

68°

68°

Clear

SE 10

63%

55°

Tuesday
15 SEP 2026

1 AM

67°

67°

Partly Cloudy

1%

0% Thunder
( 3% severe)

SSE 10

65%

55°

Low 66°

4 AM

67°

67°

Partly Cloudy

SSE 10

68%

56°

High 95°

7 AM

67°

67°

Clear

3%

0% Thunder
( 4% severe)

S 10

73%

58°

Partly Cloudy

Rain Likely

10 AM

82°

84°

Partly Cloudy

SSW 12

56%

65°

1 PM

92°

96°

Clear

57%
RAIN
***

0% Thunder
( 25% severe)

SW 12

46%

68°

4 PM

93°

97°

Partly Cloudy

WSW 8

44%

68°

7 PM

84°

90°

Partly Cloudy

54%
RAIN
***

0% Thunder
( 29% severe)

S 5

67%

72°

10 PM

75°

75°

Mostly Cloudy

S 2

90%

72°

Wednesday
16 SEP 2026

1 AM

72°

72°

Mostly Cloudy

41%
RAIN
.1–.25 in

0% Thunder
( 27% severe)

S 3

100%

72°

Low 70°

4 AM

71°

71°

Partly Cloudy

NE 6

100%

71°

High 91°

7 AM

70°

70°

Mostly Cloudy

20%
RAIN
<.01 in

0% Thunder
( 17% severe)

ENE 5

100%

70°

Partly Cloudy

Chance of Rain

10 AM

80°

83°

Partly Cloudy

ENE 6

74%

71°

1 PM

88°

94°

Partly Cloudy

14%
RAIN
<.01 in

0% Thunder
( 21% severe)

S 7

57%

71°

4 PM

90°

96°

Partly Cloudy

SSW 7

52%

70°

7 PM

83°

88°

Partly Cloudy

ESE 3

70%

72°


MATTOON, IL extended weather forecast
Thursday 17 SEP 2026	Friday 18 SEP 2026	Saturday 19 SEP 2026	Sunday 20 SEP 2026	Monday 21 SEP 2026
Low 70°	Low 68°	Low 69°	Low 67°	Low 63°
High 88°	High 87°	High 90°	High 87°	High 84°

Partly Cloudy 51% Rain	Mostly Cloudy 48% Rain	Partly Cloudy 27% Rain	Partly Cloudy 34% Rain	Mostly Cloudy 37% Rain

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