Lentman Lake, IL Weather Forecast & Current Conditions

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Lentman Lake, IL Weather Maps

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Lentman Lake Weather Map
UTC Time: 10/1/2026, 22:10
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Lentman Lake, IL Regional Weather

Expires:202610012300;;377746
ASUS43 KLOT 012206
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT THU OCT 01 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.

* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
  REPORT WEATHER SUCH AS PRECIPITATION OR FOG.


ILZ028>032-037-038-041>044-048-051>054-059>061-012300-
CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        CLOUDY    72  72 100 CALM      29.86F TC  22           
BLOOMINGTON    CLOUDY    76  68  76 W6        29.88S TC  24           
DECATUR        CLOUDY    85  65  51 SW8       29.85F HX  86  TC  29   
PEORIA         LGT RAIN  70  69  97 W8        29.87S FOG     TC  21   
LACON*         LGT RAIN  70  67  92 SW5       29.86R TC  21           
SPRINGFIELD    CLOUDY    79  68  69 NW8       29.85S HX  81  TC  26   
TAYLORVILLE    NOT AVBL                                               
$$


SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Lentman Lake, IL

Late Afternoon
Thunderstorms
55°13°
100%
Friday
Mostly Cloudy
68°/ 45° 20°/ 7°
0%
Saturday
Sunny
70°/ 45° 21°/ 7°
0%
Sunday
Sunny
75°/ 45° 24°/ 7°
0%
Monday
Sunny
68°/ 38° 20°/ 3°
0%
Tuesday
Sunny
70°/ 45° 21°/ 7°
0%
Wednesday
Cloudy
75°/ 48° 24°/ 9°
0%
Thursday
Sunny
75°24°
0%

Day: Rain and a slight chance of thunderstorms. Temperatures in the lower 70s. Southwest winds 5 to 10 mph. Chance of precipitation near 100 percent.

Night: Rain and a slight chance of thunderstorms in the evening, then a chance of rain after midnight. Lows in the mid 50s. North winds 10 to 15 mph. Chance of precipitation near 100 percent.

Ottawa, IL

Late Afternoon
Thunderstorms
52°11°
100%
Friday
Cloudy
68°/ 45° 20°/ 7°
0%
Saturday
Sunny
68°/ 48° 20°/ 9°
0%
Sunday
Sunny
72°/ 45° 22°/ 7°
0%
Monday
Sunny
68°/ 40° 20°/ 4°
0%
Tuesday
Sunny
68°/ 48° 20°/ 9°
0%
Wednesday
Cloudy
75°/ 50° 24°/ 10°
0%
Thursday
Sunny
75°24°
0%

Day: Rain and a slight chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Rain may be heavy at times. Temperatures in the lower 70s. West winds 5 to 10 mph. Chance of precipitation near 100 percent.

Night: A slight chance of thunderstorms early in the evening. Rain in the evening, then a chance of rain after midnight. Some thunderstorms may produce heavy rainfall early in the evening. Lows in the lower 50s. North winds 10 to 15 mph, diminishing to 5 to 10 mph after midnight. Chance of precipitation near 100 percent.

Lacon, IL

Tonight
Rain Showers
52°11°
100%
Friday
Sunny
65°/ 45° 18°/ 7°
0%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sunday
Sunny
72°22°
0%
Sun Night
Clear
42°6°
0%
Mon Night
Clear
42°6°
0%
Tue-Tue Night
Clear
68°20°
0%
Wednesday
Sunny
75°/ 50° 24°/ 10°
0%

Night: Showers, mainly this evening. Cooler with lows in the lower 50s. North winds 5 to 10 mph with gusts up to 20 mph. Chance of rain near 100 percent.

Morris, IL

Late Afternoon
Thunderstorms
55°13°
100%
Friday
Mostly Cloudy
68°/ 45° 20°/ 7°
0%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sunday
Sunny
72°/ 45° 22°/ 7°
0%
Monday
Sunny
68°/ 40° 20°/ 4°
0%
Tuesday
Sunny
68°/ 45° 20°/ 7°
0%
Wednesday
Cloudy
75°/ 48° 24°/ 9°
0%
Thursday
Sunny
75°24°
0%

Day: Rain and a slight chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Temperatures in the lower 70s. Southwest winds 5 to 10 mph. Chance of precipitation near 100 percent.

Night: Rain and a slight chance of thunderstorms in the evening, then a chance of rain after midnight. Some thunderstorms may produce heavy rainfall early in the evening. Lows in the mid 50s. North winds 10 to 15 mph. Chance of precipitation near 100 percent.

Eureka, IL

Tonight
Thunderstorms
55°13°
100%
Friday
Sunny
68°/ 45° 20°/ 7°
0%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sunday
Sunny
72°22°
0%
Sun Night
Clear
42°6°
0%
Mon Night
Clear
42°6°
0%
Tue-Tue Night
Clear
68°20°
0%
Wednesday
Clear
75°24°
0%
Thursday
Clear
75°24°
0%

Night: Showers with a slight chance of thunderstorms this evening, then showers likely after midnight. Cooler with lows in the mid 50s. North winds 5 to 10 mph with gusts up to 20 mph. Chance of rain near 100 percent.

Hennepin, IL

Afternoon
Thunderstorms
72°/ 52° 22°/ 11°
100%
Friday
Sunny
68°/ 42° 20°/ 6°
0%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sun Night
Clear
42°6°
0%
Mon Night
Clear
42°6°
0%
Tue-Tue Night
Clear
68°20°
0%
Wednesday
Sunny
75°24°
0%

Day: Showers with a slight chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Near steady temperature in the lower 70s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain near 100 percent.

Night: Mostly cloudy. Showers, mainly in the evening. Cooler with lows in the lower 50s. North winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 80 percent.

Bloomington, IL

Tonight
Thunderstorms
55°13°
100%
Friday
Rain Showers
68°/ 45° 20°/ 7°
20%
Saturday
Sunny
70°/ 45° 21°/ 7°
0%
Sunday
Sunny
72°22°
0%
Sun Night-Mon
Clear
45°7°
0%
Mon Night
Clear
40°4°
0%
Tue-Tue Night
Clear
68°20°
0%
Wednesday
Clear
75°24°
0%
Thursday
Clear
75°24°
0%

Night: A slight chance of thunderstorms this evening. Showers. Lows in the mid 50s. North winds 10 to 15 mph. Chance of rain near 100 percent.

Princeton, IL

Afternoon
Thunderstorms
68°/ 52° 20°/ 11°
100%
Friday
Sunny
65°/ 42° 18°/ 6°
0%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sun Night
Clear
45°7°
0%
Mon-Mon Night
Clear
68°20°
0%
Tue-Tue Night
Clear
68°20°
0%
Wednesday
Sunny
75°24°
0%

Day: Showers with a slight chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Near steady temperature in the upper 60s. West winds 5 to 10 mph with gusts up to 20 mph. Chance of rain near 100 percent.

Night: Mostly cloudy. Showers likely, mainly in the evening. Cooler. Less humid with lows in the lower 50s. North winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 70 percent.

Kankakee, IL

Late Afternoon
Thunderstorms
55°13°
100%
Friday
Mostly Cloudy
68°/ 45° 20°/ 7°
0%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sunday
Sunny
72°/ 45° 22°/ 7°
0%
Monday
Sunny
68°/ 38° 20°/ 3°
0%
Tuesday
Sunny
68°/ 45° 20°/ 7°
0%
Wednesday
Cloudy
75°/ 48° 24°/ 9°
0%
Thursday
Sunny
75°24°
0%

Day: Rain and a slight chance of thunderstorms. West winds 5 to 10 mph. Chance of precipitation near 100 percent.

Night: Rain and a slight chance of thunderstorms in the evening, then rain likely after midnight. A chance of rain late. Rain may be heavy at times in the evening. Lows in the mid 50s. Northwest winds 10 to 15 mph, becoming north 5 to 10 mph after midnight. Chance of precipitation near 100 percent.

Channahon, IL

Late Afternoon
Thunderstorms
55°13°
100%
Friday
Mostly Cloudy
68°/ 45° 20°/ 7°
0%
Saturday
Sunny
68°/ 48° 20°/ 9°
0%
Sunday
Sunny
72°/ 45° 22°/ 7°
0%
Monday
Sunny
68°/ 40° 20°/ 4°
0%
Tuesday
Sunny
68°/ 45° 20°/ 7°
0%
Wednesday
Cloudy
75°/ 48° 24°/ 9°
0%
Thursday
Sunny
75°24°
0%

Day: Rain and a slight chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Temperatures in the lower 70s. Southwest winds 5 to 10 mph. Chance of precipitation near 100 percent.

Night: Rain and a slight chance of thunderstorms in the evening, then a chance of rain after midnight. Some thunderstorms may produce heavy rainfall early in the evening. Lows in the mid 50s. North winds 10 to 15 mph. Chance of precipitation near 100 percent.

Oswego, IL

Late Afternoon
Thunderstorms
52°11°
100%
Friday
Mostly Cloudy
65°/ 45° 18°/ 7°
0%
Saturday
Cloudy
68°/ 45° 20°/ 7°
0%
Sunday
Sunny
72°/ 45° 22°/ 7°
0%
Monday
Sunny
68°/ 40° 20°/ 4°
0%
Tuesday
Sunny
68°/ 45° 20°/ 7°
0%
Wednesday
Cloudy
72°/ 48° 22°/ 9°
0%
Thursday
Sunny
75°24°
0%

Day: Rain and a slight chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Rain may be heavy at times. Temperatures in the lower 70s. West winds 5 to 10 mph. Chance of precipitation near 100 percent.

Night: A slight chance of thunderstorms early in the evening. Rain in the evening, then a chance of rain after midnight. Some thunderstorms may produce heavy rainfall early in the evening. Lows in the lower 50s. North winds 10 to 15 mph. Chance of precipitation near 100 percent.

Paxton, IL

Late Afternoon
Thunderstorms
58°14°
100%
Friday
Rain
68°/ 45° 20°/ 7°
50%
Saturday
Sunny
70°/ 45° 21°/ 7°
0%
Sunday
Sunny
75°/ 45° 24°/ 7°
0%
Monday
Sunny
68°/ 38° 20°/ 3°
0%
Tuesday
Sunny
68°/ 45° 20°/ 7°
0%
Wednesday
Sunny
75°/ 48° 24°/ 9°
0%
Thursday
Sunny
75°24°
0%

Day: Rain and a slight chance of thunderstorms. Southwest winds around 10 mph. Chance of precipitation near 100 percent.

Night: A slight chance of thunderstorms until early morning. Rain. Lows in the upper 50s. Northwest winds 10 to 15 mph, becoming north after midnight. Chance of precipitation near 100 percent.

Peoria, IL

Tonight
Rain Showers
52°11°
100%
Friday
Sunny
65°/ 45° 18°/ 7°
0%
Saturday
Sunny
68°/ 48° 20°/ 9°
0%
Sunday
Sunny
72°22°
0%
Sun Night
Clear
45°7°
0%
Mon Night
Clear
45°7°
0%
Tue-Tue Night
Clear
68°20°
0%
Wednesday
Sunny
75°/ 52° 24°/ 11°
0%

Night: Showers, mainly this evening. Cooler with lows in the lower 50s. North winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent.

DeKalb, IL

Late Afternoon
Thunderstorms
50°10°
100%
Friday
Cloudy
65°/ 45° 18°/ 7°
0%
Saturday
Sunny
65°/ 45° 18°/ 7°
0%
Sunday
Sunny
72°/ 42° 22°/ 6°
0%
Monday
Sunny
65°/ 40° 18°/ 4°
0%
Tuesday
Sunny
68°/ 48° 20°/ 9°
0%
Wednesday
Cloudy
72°/ 48° 22°/ 9°
0%
Thursday
Cloudy
72°22°
0%

Day: Rain and a slight chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Temperatures in the upper 60s. North winds around 10 mph. Chance of precipitation near 100 percent.

Night: Cloudy. Rain likely early in the evening, then a chance of rain late in the evening. Less humid. Lows around 50. North winds 10 to 15 mph. Chance of precipitation 70 percent.

Pekin, IL

Tonight
Thunderstorms
55°13°
100%
Friday
Sunny
68°/ 45° 20°/ 7°
0%
Saturday
Sunny
70°/ 45° 21°/ 7°
0%
Sunday
Sunny
72°22°
0%
Sun Night
Clear
45°7°
0%
Mon Night
Clear
45°7°
0%
Tue-Tue Night
Clear
70°21°
0%
Wednesday
Clear
75°24°
0%
Thursday
Clear
75°24°
0%

Night: Showers with a slight chance of thunderstorms this evening, then showers likely after midnight. Cooler with lows in the mid 50s. North winds 10 to 15 mph. Chance of rain near 100 percent.

Dixon, IL

Late Afternoon
Thunderstorms
50°10°
100%
Friday
Cloudy
65°/ 42° 18°/ 6°
0%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sunday
Sunny
72°/ 42° 22°/ 6°
0%
Monday
Sunny
65°/ 40° 18°/ 4°
0%
Tuesday
Sunny
68°/ 48° 20°/ 9°
0%
Wednesday
Cloudy
72°/ 50° 22°/ 10°
0%
Thursday
Cloudy
72°22°
0%

Day: Rain and a slight chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Temperatures in the upper 60s. North winds 10 to 15 mph. Chance of precipitation near 100 percent.

Night: Cloudy. Rain likely early in the evening, then a chance of rain late in the evening. Less humid. Lows around 50. North winds 10 to 15 mph. Chance of precipitation 70 percent.

Toulon, IL

Tonight
Rain Showers
52°11°
90%
Friday
Sunny
65°/ 45° 18°/ 7°
0%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sun-Sun Night
Clear
72°22°
0%
Mon-Mon Night
Clear
68°20°
0%
Tue-Tue Night
Clear
68°20°
0%
Wednesday
Sunny
75°/ 52° 24°/ 11°
0%

Night: Mostly cloudy. Showers, mainly this evening. Cooler with lows in the lower 50s. North winds around 10 mph with gusts up to 20 mph. Chance of rain 90 percent.

Joliet, IL

Late Afternoon
Thunderstorms
55°13°
100%
Friday
Mostly Cloudy
65°/ 45° 18°/ 7°
0%
Saturday
Sunny
68°/ 48° 20°/ 9°
0%
Sunday
Sunny
72°/ 45° 22°/ 7°
0%
Monday
Sunny
65°/ 42° 18°/ 6°
0%
Tuesday
Sunny
68°/ 45° 20°/ 7°
0%
Wednesday
Cloudy
72°/ 48° 22°/ 9°
0%
Thursday
Sunny
72°22°
0%

Day: Rain and a slight chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Rain may be heavy at times. Temperatures in the lower 70s. West winds 5 to 10 mph. Chance of precipitation near 100 percent.

Night: A slight chance of thunderstorms early in the evening. Rain in the evening, then a chance of rain after midnight. Some thunderstorms may produce heavy rainfall early in the evening. Rain may be heavy at times early in the evening. Lows in the mid 50s. North winds 10 to 15 mph. Chance of precipitation near 100 percent.

Watseka, IL

Late Afternoon
Thunderstorms
58°14°
100%
Friday
Rain
68°/ 45° 20°/ 7°
50%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sunday
Sunny
72°/ 45° 22°/ 7°
0%
Monday
Sunny
68°/ 38° 20°/ 3°
0%
Tuesday
Sunny
68°/ 42° 20°/ 6°
0%
Wednesday
Cloudy
75°/ 48° 24°/ 9°
0%
Thursday
Sunny
75°24°
0%

Day: Rain likely and a slight chance of thunderstorms. West winds 5 to 10 mph. Chance of precipitation 70 percent.

Night: Rain and a slight chance of thunderstorms until early morning, then a chance of rain late. Lows in the upper 50s. Northwest winds 10 to 15 mph, becoming north after midnight. Chance of precipitation near 100 percent.

Aurora, IL

Late Afternoon
Thunderstorms
50°10°
100%
Friday
Cloudy
65°/ 45° 18°/ 7°
0%
Saturday
Cloudy
65°/ 45° 18°/ 7°
0%
Sunday
Sunny
70°/ 42° 21°/ 6°
0%
Monday
Sunny
65°/ 40° 18°/ 4°
0%
Tuesday
Sunny
65°/ 45° 18°/ 7°
0%
Wednesday
Cloudy
72°/ 48° 22°/ 9°
0%
Thursday
Cloudy
72°22°
0%

Day: Rain and a slight chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Temperatures in the upper 60s. Northwest winds around 10 mph. Chance of precipitation near 100 percent.

Night: Cloudy. Rain, mainly in the evening. Lows around 50. North winds 10 to 15 mph. Chance of precipitation 90 percent.

Names listed above may include county names.

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