LACON, IL 61540 Weather Forecast & Current Conditions

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61540 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
LACON/MARSHALL CNTY, IL Current Weather
3:15 PM CDT JUL 11, 2026
Broken Clouds NA
Feels Like:	NA
Dewpoint:	NA
Rel. Hum.:	NA%
Visibility:	10 miles
Wind:	ENE at 6 mph, gusts to 16
Pressure:
Last 72 hours
Local Area Snow Depth
Illinois Current Weather
Illinois MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

61540 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	LACON, IL 61540 Weather Forecast	Snowfall Forecast pages Snow Depth pages

THIS AFTERNOON
Mostly sunny. Near steady temperature in the lower 80s. Northeast winds around 10 mph with gusts up to 20 mph.

TONIGHT
Mostly clear. Lows in the lower 60s. Northeast winds 5 to 10 mph.

SUNDAY
Sunny. Highs in the mid 80s. Northeast winds 5 to 10 mph.

SUNDAY NIGHT
Clear. Lows in the lower 60s. Northeast winds around 5 mph in the evening, becoming light and variable.

MONDAY
Sunny. Highs in the upper 80s. North winds around 5 mph.

MONDAY NIGHT THROUGH TUESDAY NIGHT
Clear. Lows in the upper 60s. Highs in the lower 90s.

WEDNESDAY THROUGH THURSDAY NIGHT
Mostly clear. Highs in the lower 90s. Lows in the lower 70s.

FRIDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 30 percent.

61540 WEATHER SATELLITE LOOPS

Visible Weather Satellite
LACON, IL 61540

Infrared Weather Satellite
LACON, IL 61540

61540 WEATHER RADAR LOOP

NEXRAD Weather Radar
LACON, IL 61540

MOS COMPUTER WEATHER FORECAST

LACON/MARSHALL CNTY, IL 3 hourly weather forecast

weather forecast created 7:00 AM CDT 7/11/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

TIME
CDT

TEMP
(deg. F)

FEELS
LIKE

CLOUD
COVER

PRECIP
PROB.

THUNDER
PROB.

WIND
dir./mph

REL
HUM

DEWPT
(deg. F)

Saturday
11 JUL 2026

1 PM

80°

82°

Mostly Cloudy

14%
RAIN
.1–.25 in

0% Thunder
( 18% severe)

NE 8

60%

65°

High 83°

4 PM

82°

84°

Partly Cloudy

NE 9

55%

64°

Partly Cloudy

7 PM

80°

82°

Partly Cloudy

0% Thunder
( 5% severe)

NE 7

58%

64°

10 PM

72°

Partly Cloudy

NE 5

68%

61°

Sunday
12 JUL 2026

1 AM

68°

Clear

0% Thunder
( 2% severe)

NNE 2

73%

59°

Low 62°

4 AM

65°

Clear

NNE 1

78%

58°

High 84°

7 AM

66°

Clear

0% Thunder
( 2% severe)

NNE 2

81%

60°

Clear

10 AM

77°

79°

Clear

NE 5

64%

64°

1 PM

83°

84°

Clear

0% Thunder
( 6% severe)

NE 8

49%

62°

4 PM

84°

Clear

ENE 8

46%

61°

7 PM

82°

83°

Clear

0% Thunder
( 5% severe)

NNE 1

53%

63°

10 PM

72°

Clear

CALM

66%

60°

Monday
13 JUL 2026

1 AM

67°

Clear

0% Thunder
( 2% severe)

CALM

73%

58°

Low 61°

4 AM

64°

66°

Clear

CALM

78%

57°

High 87°

7 AM

66°

Clear

0% Thunder
( 7% severe)

CALM

81%

60°

Clear

10 AM

79°

81°

Clear

CALM

58%

63°

1 PM

85°

86°

Clear

0% Thunder
( 13% severe)

N 5

46%

62°

4 PM

87°

88°

Clear

N 5

45%

63°

7 PM

85°

87°

Clear

CALM

53%

66°


LACON/MARSHALL CNTY, IL extended weather forecast
Tuesday 14 JUL 2026	Wednesday 15 JUL 2026	Thursday 16 JUL 2026	Friday 17 JUL 2026	Saturday 18 JUL 2026
Low 65°	Low 68°	Low 69°	Low 69°	Low 70°
High 92°	High 91°	High 90°	High 88°	High 89°

Clear 12% Rain	Partly Cloudy 31% Rain	Partly Cloudy 57% Rain	Partly Cloudy 29% Rain	Partly Cloudy 39% Rain

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LACON, IL 61540 Weather Forecast & Current Conditions

LACON/MARSHALL CNTY, IL Current Weather

LACON, IL 61540 Weather Forecast

LACON/MARSHALL CNTY, IL 3 hourly weather forecast

LACON/MARSHALL CNTY, IL extended weather forecast

LACON/MARSHALL CNTY, IL
Current Weather

LACON, IL 61540
Weather Forecast