LANARK, IL 61046 Weather Forecast & Current Conditions

Enter ZIP code or City, State   
    


SAVANNA TRI-TOWNSHI, IL
Current Weather

2:55 AM CDT JUN 9, 2026
Overcast
Light Rain
NA
Feels Like: NA
Dewpoint: NA
Rel. Hum.: NA%
Visibility: 7 miles
Wind: WSW at 5 mph
Pressure:
Last 72 hours

Local Area Snow Depth

Illinois Current Weather

Illinois MOS Forecast Weather


Weather Map


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

LANARK, IL 61046
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Mostly cloudy. A slight chance of showers and thunderstorms after midnight. Areas of fog after midnight. Humid with highs in the upper 80s. West winds 5 to 10 mph. Chance of rain 20 percent.
TONIGHT
Partly cloudy in the evening, then mostly cloudy with showers and thunderstorms likely after midnight. Humid with lows in the lower 70s. South winds 5 to 10 mph. Chance of rain 60 percent.
WEDNESDAY
Mostly sunny with a chance of showers and thunderstorms. Hot with highs in the lower 90s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent. Heat index values up to 101.
WEDNESDAY NIGHT
Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Humid with lows in the upper 60s. Southwest winds 15 to 20 mph. Chance of rain 70 percent.
THURSDAY
Showers likely in the morning, then showers with thunderstorms likely in the afternoon. Humid with highs in the upper 80s. Southwest winds 10 to 15 mph. Chance of rain 90 percent.
THURSDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Cooler with lows in the upper 50s. Chance of rain 50 percent.
FRIDAY
Sunny. Highs in the lower 80s.
FRIDAY NIGHT
Clear. Lows around 60.
SATURDAY
Sunny. Highs in the lower 80s.
SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. A chance of thunderstorms in the evening. A chance of showers. Lows in the upper 50s. Chance of rain 30 percent.
SUNDAY THROUGH MONDAY
Partly cloudy. Highs in the upper 70s. Lows in the mid 50s.

Visible Weather Satellite
LANARK, IL 61046
Infrared Weather Satellite
LANARK, IL 61046
NEXRAD Weather Radar
LANARK, IL 61046

SAVANNA TRI-TOWNSHI, IL 3 hourly weather forecast

weather forecast created  8:00 PM EDT  6/ 8/2026
Tuesday
9 JUN 2026
LANARK, IL 61046 weather forecast Day 1, 0 hours 1 AM 70° 70° Mostly Cloudy 22%
RAIN
.01–.1 in
0% Thunder
( 16% severe)
  CALM 93% 68°
Low 68° LANARK, IL 61046 weather forecast Day 1, 3 hours 4 AM 69° 69° Mostly Cloudy   CALM 97% 68°
High 90° LANARK, IL 61046 weather forecast Day 1, 6 hours 7 AM 70° 70° Mostly Cloudy 6%

0% Thunder
( 12% severe)
  CALM 97% 69°

Mostly Cloudy



LANARK, IL 61046 weather forecast Day 1, 9 hours 10 AM 77° 79° Mostly Cloudy WNW   3 79% 70°
LANARK, IL 61046 weather forecast Day 1, 12 hours 1 PM 83° 87° Mostly Cloudy 7%

0% Thunder
( 25% severe)
WNW   5 65% 70°
LANARK, IL 61046 weather forecast Day 1, 15 hours 4 PM 88° 93° Partly Cloudy W   5 54% 69°
LANARK, IL 61046 weather forecast Day 1, 18 hours 7 PM 88° 93° Partly Cloudy 19%
RAIN
<.01 in
0% Thunder
( 38% severe)
  CALM 55% 70°
LANARK, IL 61046 weather forecast Day 1, 21 hours 10 PM 78° 80° Partly Cloudy SE   5 79% 71°
Wednesday
10 JUN 2026
LANARK, IL 61046 weather forecast Day 2, 0 hours 1 AM 75° 75° Mostly Cloudy 38%
RAIN
.25–.5 in
0% Thunder
( 29% severe)
SSE   6 90% 72°
Low 71° LANARK, IL 61046 weather forecast Day 2, 3 hours 4 AM 73° 73° Mostly Cloudy SSW   8 97% 72°
High 93° LANARK, IL 61046 weather forecast Day 2, 6 hours 7 AM 75° 75° Mostly Cloudy 9%

0% Thunder
( 22% severe)
S   10 90% 72°

Partly Cloudy

Rain Likely

LANARK, IL 61046 weather forecast Day 2, 9 hours 10 AM 83° 88° Partly Cloudy SSW   13 70% 72°
LANARK, IL 61046 weather forecast Day 2, 12 hours 1 PM 89° 96° Partly Cloudy 53%
RAIN
***
0% Thunder
( 52% severe)
SSW   15 57% 72°
LANARK, IL 61046 weather forecast Day 2, 15 hours 4 PM 91° 98° Partly Cloudy S   17 52% 71°
LANARK, IL 61046 weather forecast Day 2, 18 hours 7 PM 88° 93° Mostly Cloudy 70%
RAIN
***
0% Thunder
( 38% severe)
SSW   16 54% 69°
LANARK, IL 61046 weather forecast Day 2, 21 hours 10 PM 79° 82° Mostly Cloudy SSW   13 74% 70°

SAVANNA TRI-TOWNSHI, IL extended weather forecast

Thursday
11 JUN 2026
Friday
12 JUN 2026
Saturday
13 JUN 2026
Sunday
14 JUN 2026
Monday
15 JUN 2026
Low 69° Low 57° Low 56° Low 59° Low 57°
High 87° High 79° High 84° High 74° High 75°
LANARK, IL 61046 weather forecast Day 3 LANARK, IL 61046 weather forecast Day 4 LANARK, IL 61046 weather forecast Day 5 LANARK, IL 61046 weather forecast Day 6 LANARK, IL 61046 weather forecast Day 7
Overcast
99% Rain
Mostly Cloudy
37% Rain
Partly Cloudy
15% Rain
Overcast
62% Rain
Mostly Cloudy
49% Rain
SELECT BOX EXAMPLES:
for LOCAL WEATHER:
SNOW DEPTH:
LOCAL WEATHER RADAR:
STATE WEATHER MAP:
Lanark, IL
Lanark, IL snow
Lanark, IL radar
IL map
-or-
-or-
-or-
 
61046
61046 snow
61046 radar
 
-or-
-or-
 
 
IL
IL snow
 
 
Copyright © 2024 WeatherStreet.com
Put our free WeatherStreet weather lookup on your web page.
Terms & Conditions