Millbrook, IL Weather Forecast & Current Conditions

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Millbrook Weather Map
UTC Time: 9/21/2026, 01:50
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Millbrook, IL Regional Weather

Expires:202609210200;;792568
ASUS43 KLOT 210110
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 PM CDT SUN SEP 20 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.


ILZ005-006-012>014-019>023-210200-
NORTHEAST ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  LGT RAIN  62  59  90 NE15G21   30.04S TC  17           
CHICAGO-MIDWAY DRIZZLE   62  59  90 NE26G35   30.04R TC  17           
AURORA         CLOUDY    62  59  90 NE12G22   30.03R TC  17           
JOLIET*        CLOUDY    64  63  95 NE13G22   30.02R TC  18           
WAUKEGAN       LGT RAIN  62  60  93 NE9G20    30.06R FOG     TC  17   
DUPAGE AIRPORT CLOUDY    62  58  86 NE13G23   30.04R TC  17           
KANKAKEE*      CLOUDY    63  61  94 NE14G20   30.00R FOG     TC  17   
WHEELING       LGT RAIN  63  61  93 NE9       30.06S TC  17           
LANSING*       CLOUDY    61  60  97 NE9G18    30.02S FOG     TC  16   
NORTHERLY ISL*   N/A     62  59  90 NE23        N/A  TC  17           
$$


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

Millbrook, IL

Late Afternoon
Rain Showers
58°14°
100%
Monday
Rain Showers
62°/ 55° 17°/ 13°
20%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Cloudy
68°/ 52° 20°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sunday
Mostly Cloudy
75°24°
0%

Day: Showers. Temperatures in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. Areas of drizzle in the evening. A chance of showers. Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 40 percent.

DeKalb, IL

Late Afternoon
Drizzle
58°14°
20%
Monday
Rain Showers
62°/ 52° 17°/ 11°
20%
Tuesday
Rain Showers
62°/ 48° 17°/
20%
Wednesday
Cloudy
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sunday
Mostly Cloudy
75°24°
0%

Day: Cloudy. Widespread drizzle. Temperatures in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph.

Night: Cloudy. Patchy drizzle in the evening. A slight chance of showers after midnight. Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 20 percent.

Ottawa, IL

Late Afternoon
Thunderstorms
58°14°
70%
Monday
Rain Showers
62°/ 55° 17°/ 13°
20%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Cloudy
68°/ 52° 20°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Saturday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Sunday
Mostly Cloudy
75°24°
0%

Day: Showers likely with possible drizzle and thunderstorms. Temperatures in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 70 percent.

Night: Cloudy. Areas of drizzle and a chance of showers early in the evening, then patchy drizzle late in the evening. A slight chance of showers in the late evening and overnight. Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 50 percent.

Aurora, IL

Late Afternoon
Rain Showers
58°14°
70%
Monday
Rain Showers
62°/ 52° 17°/ 11°
20%
Tuesday
Mostly Cloudy
62°/ 50° 17°/ 10°
0%
Wednesday
Cloudy
65°/ 50° 18°/ 10°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sunday
Mostly Cloudy
75°24°
0%

Day: Widespread drizzle and showers likely. Temperatures in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 70 percent.

Night: Cloudy. Areas of drizzle early in the evening, then patchy drizzle late in the evening. A slight chance of showers in the late evening and overnight. Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 20 percent.

Morris, IL

Late Afternoon
Thunderstorms
58°14°
100%
Monday
Rain Showers
65°/ 55° 18°/ 13°
20%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Cloudy
68°/ 52° 20°/ 11°
0%
Thursday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%
Friday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Saturday
Mostly Cloudy
75°/ 55° 24°/ 13°
0%
Sunday
Mostly Cloudy
78°26°
0%

Day: Showers and a slight chance of thunderstorms. Temperatures in the upper 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers. Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 50 percent.

Joliet, IL

Late Afternoon
Rain Showers
58°14°
100%
Monday
Rain Showers
62°/ 55° 17°/ 13°
20%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Sunday
Mostly Cloudy
75°24°
0%

Day: Showers. Temperatures in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. Areas of drizzle in the evening. A chance of showers. Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 50 percent.

Naperville, IL

Late Afternoon
Rain Showers
58°14°
100%
Monday
Rain Showers
62°/ 55° 17°/ 13°
20%
Tuesday
Mostly Cloudy
62°/ 52° 17°/ 11°
0%
Wednesday
Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Sunday
Mostly Cloudy
75°24°
0%

Day: Showers. Temperatures in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. Areas of drizzle in the evening. A chance of showers. Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 50 percent.

Channahon, IL

Late Afternoon
Thunderstorms
58°14°
100%
Monday
Rain Showers
62°/ 55° 17°/ 13°
20%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Cloudy
68°/ 52° 20°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sunday
Mostly Cloudy
75°24°
0%

Day: Showers and a slight chance of thunderstorms. Temperatures in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers. Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 50 percent.

Dixon, IL

Late Afternoon
Drizzle
58°14°
20%
Monday
Rain Showers
62°/ 52° 17°/ 11°
30%
Tuesday
Rain Showers
65°/ 48° 18°/
20%
Wednesday
Cloudy
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
70°/ 50° 21°/ 10°
0%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sunday
Mostly Cloudy
75°24°
0%

Day: Cloudy. Areas of drizzle. Temperatures in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph.

Night: Cloudy. Patchy drizzle early in the evening. A slight chance of showers after midnight. Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 20 percent.

Calumet City, IL

Late Afternoon
Rain Showers
58°14°
100%
Monday
Rain Showers
62°/ 55° 17°/ 13°
20%
Tuesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Sunday
Mostly Cloudy
75°24°
0%

Day: Showers. Temperatures in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. Showers likely early in the evening. Areas of drizzle in the evening. A chance of showers in the late evening and overnight. Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 60 percent.

Rochelle, IL

Late Afternoon
Drizzle
55°13°
0%
Monday
Rain Showers
62°/ 50° 17°/ 10°
30%
Tuesday
Rain Showers
62°/ 48° 17°/
20%
Wednesday
Cloudy
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
68°/ 48° 20°/
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sunday
Mostly Cloudy
72°22°
0%

Day: Cloudy. Areas of drizzle. Temperatures in the lower 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph.

Night: Cloudy. Lows in the mid 50s. Northeast winds 15 to 20 mph, diminishing to 10 to 15 mph after midnight.

Pontiac, IL

Late Afternoon
Thunderstorms
58°14°
100%
Monday
Rain Showers
65°/ 55° 18°/ 13°
20%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Thursday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%
Friday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Saturday
Mostly Cloudy
75°/ 52° 24°/ 11°
0%
Sunday
Mostly Cloudy
78°26°
0%

Day: Showers and a slight chance of thunderstorms. Temperatures in the upper 60s. Northeast winds 10 to 15 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers until early morning, then a slight chance of showers late. Lows in the upper 50s. Northeast winds 10 to 15 mph. Chance of precipitation 50 percent.

Kankakee, IL

Late Afternoon
Thunderstorms
55°13°
100%
Monday
Rain Showers
65°/ 52° 18°/ 11°
20%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
72°/ 48° 22°/
0%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sunday
Mostly Cloudy
75°24°
0%

Day: Showers and a slight chance of thunderstorms. Temperatures in the upper 60s. Northeast winds 10 to 15 mph. Chance of precipitation near 100 percent.

Night: Cloudy. Showers likely early in the evening, then a chance of showers in the late evening and overnight. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 60 percent.

Evanston, IL

Late Afternoon
Rain Showers
58°14°
100%
Monday
Rain Showers
62°/ 55° 17°/ 13°
20%
Tuesday
Mostly Cloudy
62°/ 52° 17°/ 11°
0%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Sunday
Mostly Cloudy
75°24°
0%

Day: Drizzle and showers. Breezy. Temperatures in the lower 60s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent.

Night: Cloudy. Areas of drizzle and showers likely in the evening. A chance of showers after midnight. Breezy. Lows in the upper 50s. Northeast winds 15 to 20 mph, diminishing to 10 to 15 mph after midnight. Gusts up to 30 mph. Chance of precipitation 60 percent.

Crete, IL

Late Afternoon
Thunderstorms
55°13°
100%
Monday
Rain Showers
62°/ 52° 17°/ 11°
20%
Tuesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Wednesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sunday
Mostly Cloudy
75°24°
0%

Day: Showers and a slight chance of thunderstorms. Temperatures in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. Showers likely early in the evening, then a chance of showers in the late evening and overnight. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 60 percent.

Chicago, IL

Late Afternoon
Rain Showers
58°14°
100%
Monday
Rain Showers
65°/ 55° 18°/ 13°
20%
Tuesday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Wednesday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Thursday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Friday
Mostly Cloudy
68°/ 55° 20°/ 13°
0%
Saturday
Mostly Cloudy
72°/ 58° 22°/ 14°
0%
Sunday
Mostly Cloudy
72°22°
0%

Day: Showers, breezy. Temperatures in the mid 60s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent.

Night: Cloudy. Showers likely and areas of drizzle in the evening, then a chance of showers after midnight. Breezy. Lows in the upper 50s. Northeast winds 15 to 20 mph, diminishing to 10 to 15 mph after midnight. Gusts up to 30 mph. Chance of precipitation 60 percent.

Princeton, IL

Afternoon
Thunderstorms
65°/ 58° 18°/ 14°
90%
Monday
Mostly Cloudy
62°/ 55° 17°/ 13°
40%
Tuesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Wed Night
Cloudy
50°10°
0%
Thursday
Mostly Cloudy
72°22°
0%
Friday
Mostly Cloudy
72°22°
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Showers with a slight chance of thunderstorms. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent.

Night: Cloudy. A slight chance of showers after midnight. Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Crystal Lake, IL

Late Afternoon
Drizzle
55°13°
0%
Monday
Rain Showers
62°/ 52° 17°/ 11°
20%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Cloudy
62°/ 48° 17°/
0%
Thursday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%
Sunday
Mostly Cloudy
72°22°
0%

Day: Cloudy. Widespread drizzle. Breezy. Temperatures in the lower 60s. Northeast winds 10 to 15 mph with gusts up to 30 mph.

Night: Cloudy. Patchy drizzle in the evening. Lows in the mid 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph.

Belvidere, IL

Late Afternoon
Drizzle
55°13°
0%
Monday
Rain Showers
62°/ 50° 17°/ 10°
20%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Cloudy
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
65°/ 48° 18°/
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%
Sunday
Mostly Cloudy
72°22°
0%

Day: Cloudy. Widespread drizzle. Breezy. Temperatures in the lower 60s. Northeast winds 10 to 15 mph with gusts up to 30 mph.

Night: Cloudy. Lows in the mid 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph.

Hennepin, IL

Afternoon
Thunderstorms
70°/ 58° 21°/ 14°
90%
Monday
Mostly Cloudy
65°/ 55° 18°/ 13°
30%
Tuesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Wed Night
Cloudy
52°11°
0%
Thursday
Mostly Cloudy
72°22°
0%
Friday
Mostly Cloudy
72°22°
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Showers with a slight chance of thunderstorms. Highs around 70. Temperature falling into the mid 60s late. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent.

Night: Cloudy with a 20 percent chance of showers. Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph.

Names listed above may include county names.

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