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
7:55 AM CDT OCT 28, 2025
Scattered Clouds 43°F
Feels Like:	40°F
Dewpoint:	37°F
Rel. Hum.:	79%
Visibility:	10 miles
Wind:	ENE at 5 mph
Pressure:	30.08 inches
Last 72 hours
Local Area Snow Depth
Illinois Current Weather
Illinois MOS Forecast Weather

Weather Map

(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

REST OF TODAY
Cloudy. A slight chance of showers this morning, then a chance of showers this afternoon. Highs in the upper 50s. East winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 40 percent.

TONIGHT
Cloudy. Showers likely, mainly in the evening. Lows in the lower 40s. East winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 70 percent.

WEDNESDAY
Partly sunny in the morning, then clearing. Highs in the upper 50s. Northeast winds 15 to 20 mph with gusts up to 30 mph.

WEDNESDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 30s. North winds 10 to 15 mph.

THURSDAY
Mostly sunny. Highs in the upper 50s. North winds 5 to 10 mph.

THURSDAY NIGHT AND FRIDAY
Partly cloudy. Lows in the upper 30s. Highs in the upper 50s.

FRIDAY NIGHT THROUGH SATURDAY NIGHT
Mostly cloudy. Lows in the mid 30s. Highs in the lower 50s.

SUNDAY
Mostly sunny. Highs in the mid 50s.

SUNDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 40s.

MONDAY
Mostly sunny. Highs in the upper 50s.

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 6:00 PM CST 10/27/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Tuesday
28 OCT 2025

12 AM

44°

41°

Partly Cloudy

9%

0% Thunder
( 0% severe)

E 6

68%

34°

Low 41°

3 AM

42°

38°

Mostly Cloudy

E 6

76%

35°

High 57°

6 AM

43°

39°

Mostly Cloudy

29%
RAIN
<.01 in

0% Thunder
( 1% severe)

E 6

79%

37°

Mostly Cloudy

Chance of Rain

9 AM

49°

46°

Mostly Cloudy

E 7

71%

40°

12 PM

53°

50°

Overcast

37%
RAIN
.1–.25 in

0% Thunder
( 0% severe)

E 8

64%

41°

3 PM

55°

52°

Mostly Cloudy

E 9

64%

43°

6 PM

52°

49°

Mostly Cloudy

52%
RAIN
***

0% Thunder
( 1% severe)

E 8

77%

45°

9 PM

50°

46°

Mostly Cloudy

E 9

74%

42°

Wednesday
29 OCT 2025

12 AM

48°

43°

Mostly Cloudy

49%
RAIN
.5–1 in

0% Thunder
( 2% severe)

E 10

71%

39°

Low 43°

3 AM

46°

41°

Mostly Cloudy

ENE 12

71%

37°

High 57°

6 AM

44°

38°

Mostly Cloudy

20%
RAIN
<.01 in

0% Thunder
( 1% severe)

ENE 12

73%

36°

Partly Cloudy

Chance of Rain

9 AM

49°

44°

Partly Cloudy

ENE 13

63%

37°

12 PM

55°

51°

Partly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 0% severe)

NE 14

47%

35°

3 PM

56°

53°

Partly Cloudy

NE 14

43%

34°

6 PM

49°

45°

Partly Cloudy

9%

0% Thunder
( 0% severe)

NNE 9

63%

37°

9 PM

45°

41°

Partly Cloudy

NNE 8

76%

38°


LACON/MARSHALL CNTY, IL extended weather forecast
Thursday 30 OCT 2025	Friday 31 OCT 2025	Saturday 1 NOV 2025	Sunday 2 NOV 2025	Monday 3 NOV 2025
Low 37°	Low 36°	Low 35°	Low 34°	Low 31°
High 57°	High 57°	High 50°	High 54°	High 57°

Clear 7% Rain	Partly Cloudy 10% Rain	Overcast 34% Rain	Partly Cloudy 16% Rain	Clear 8% Rain

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