ROANOKE, IL 61561 Weather Forecast & Current Conditions
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  61561 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

LACON/MARSHALL CNTY, IL
Current Weather
12:35 AM CDT JUN 16, 2026
Clear
61°F
Feels Like: 62°F
Dewpoint: 52°F
Rel. Hum.: 72%
Visibility: 10 miles
Wind: SSW at 3 mph
Pressure: 29.84 inches
Last 72 hours

Local Area Snow Depth

Illinois Current Weather

Illinois MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  61561 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

ROANOKE, IL 61561
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
REST OF TONIGHT
Clear. Lows in the mid 50s. Southwest winds 5 to 10 mph with gusts up to 20 mph.
TUESDAY
Partly sunny with a chance of showers and thunderstorms in the morning, then sunny in the afternoon. Highs in the upper 70s. Southwest winds 15 to 20 mph, becoming west in the afternoon. Chance of rain 50 percent.
TUESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. West winds 10 to 15 mph with gusts up to 25 mph, becoming southwest around 5 mph after midnight.
WEDNESDAY
Showers with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. Locally heavy rainfall possible in the afternoon. Breezy with highs around 80. South winds 15 to 25 mph. Gusts up to 40 mph in the afternoon. Chance of rain near 100 percent.
WEDNESDAY NIGHT
Showers with a chance of thunderstorms in the evening, then mostly clear after midnight. Windy with lows in the lower 60s. Southwest winds 20 to 30 mph with gusts up to 40 mph, becoming west 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain near 100 percent.
THURSDAY
Mostly sunny. Highs in the mid 70s.
THURSDAY NIGHT THROUGH FRIDAY NIGHT
Mostly clear. Lows in the mid 50s. Highs in the upper 70s.
SATURDAY
Mostly sunny. Highs in the upper 70s.
SATURDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows around 60. Chance of rain 40 percent.
SUNDAY
Partly sunny. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 70s. Chance of rain 60 percent.
SUNDAY NIGHT
A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 50 percent.
MONDAY
Partly sunny with a chance of showers. Highs in the upper 70s. Chance of rain 50 percent.

  61561 WEATHER SATELLITE LOOPS
Visible Weather Satellite
ROANOKE, IL 61561
Infrared Weather Satellite
ROANOKE, IL 61561
  61561 WEATHER RADAR LOOP
NEXRAD Weather Radar
ROANOKE, IL 61561
 MOS COMPUTER WEATHER FORECAST

LACON/MARSHALL CNTY, IL 3 hourly weather forecast
weather forecast created  7:00 PM CDT  6/15/2026
Tuesday
16 JUN 2026		 ROANOKE, IL 61561 weather forecast Day 1, 0 hours 1 AM 62° 62° Clear 9%

 0% Thunder
( 10% severe)		 SSW   7 60% 48°
Low 59° ROANOKE, IL 61561 weather forecast Day 1, 3 hours 4 AM 60° 59° Clear SSW   8 67% 49°
High 76° ROANOKE, IL 61561 weather forecast Day 1, 6 hours 7 AM 61° 60° Partly Cloudy 56%
RAIN
.01–.1 in		 0% Thunder
( 22% severe)		 SSW   10 67% 50°

Partly Cloudy

Rain Likely

 ROANOKE, IL 61561 weather forecast Day 1, 9 hours 10 AM 67° 67° Partly Cloudy SW   13 65% 55°
ROANOKE, IL 61561 weather forecast Day 1, 12 hours 1 PM 73° 73° Clear 10%
RAIN
.01–.1 in		 0% Thunder
( 17% severe)		 W   15 49% 53°
ROANOKE, IL 61561 weather forecast Day 1, 15 hours 4 PM 75° 75° Clear W   16 38% 48°
ROANOKE, IL 61561 weather forecast Day 1, 18 hours 7 PM 72° 72° Partly Cloudy 1%

 0% Thunder
( 3% severe)		 WNW   12 41% 47°
ROANOKE, IL 61561 weather forecast Day 1, 21 hours 10 PM 63° 64° Partly Cloudy WSW   3 56% 47°
Wednesday
17 JUN 2026		 ROANOKE, IL 61561 weather forecast Day 2, 0 hours 1 AM 59° 60° Mostly Cloudy 11%
RAIN
<.01 in		 0% Thunder
( 4% severe)		   CALM 64% 47°
Low 53° ROANOKE, IL 61561 weather forecast Day 2, 3 hours 4 AM 56° 56° Partly Cloudy S   1 69% 46°
High 77° ROANOKE, IL 61561 weather forecast Day 2, 6 hours 7 AM 59° 58° Mostly Cloudy 82%
RAIN
***		 0% Thunder
( 41% severe)		 S   6 67% 48°

Mostly Cloudy

Rain

 ROANOKE, IL 61561 weather forecast Day 2, 9 hours 10 AM 68° 68° Mostly Cloudy SSE   10 57% 52°
ROANOKE, IL 61561 weather forecast Day 2, 12 hours 1 PM 70° 70° Mostly Cloudy 96%
RAIN
***		 0% Thunder
( 73% severe)		 S   16 63% 57°
ROANOKE, IL 61561 weather forecast Day 2, 15 hours 4 PM 74° 74° Mostly Cloudy SSW   18 69% 63°
ROANOKE, IL 61561 weather forecast Day 2, 18 hours 7 PM 75° 75° Partly Cloudy 65%
RAIN
***		 0% Thunder
( 37% severe)		 WSW   18 69% 64°
ROANOKE, IL 61561 weather forecast Day 2, 21 hours 10 PM 71° 71° Partly Cloudy WSW   13 73% 62°

LACON/MARSHALL CNTY, IL extended weather forecast
Thursday
18 JUN 2026		 Friday
19 JUN 2026		 Saturday
20 JUN 2026		 Sunday
21 JUN 2026		 Monday
22 JUN 2026
Low 62° Low 54° Low 55° Low 63° Low 60°
High 73° High 75° High 79° High 78° High 77°
ROANOKE, IL 61561 weather forecast Day 3 ROANOKE, IL 61561 weather forecast Day 4 ROANOKE, IL 61561 weather forecast Day 5 ROANOKE, IL 61561 weather forecast Day 6 ROANOKE, IL 61561 weather forecast Day 7
Overcast
42% Rain		 Partly Cloudy
13% Rain		 Mostly Cloudy
17% Rain		 Overcast
76% Rain		 Overcast
26% Rain
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