Forest School, IL Weather Forecast & Current Conditions

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Forest School, IL Weather Maps

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Forest School Weather Map
UTC Time: 9/29/2026, 13:06
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Forest School, IL Regional Weather

Expires:202609291400;;246196
ASUS43 KLOT 291301
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT TUE SEP 29 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>023-291400-
NORTHEAST ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  MOSUNNY   55  55 100 CALM      30.05S FOG     TC  13   
CHICAGO-MIDWAY MOSUNNY   58  55  90 SE5       30.05S TC  14           
AURORA         SUNNY     51  51 100 CALM      30.05R FOG     TC  11   
JOLIET*        SUNNY     54  54 100 CALM      30.06S FOG     TC  12   
WAUKEGAN       FOG       51  51 100 CALM      30.05S VSB 1/2 TC  11   
DUPAGE AIRPORT FOG       51  50  96 CALM      30.05S VSB<1/4 TC  11   
WHEELING       FOG       54  54 100 CALM      30.07R VSB 1/4 TC  12   
LANSING*       SUNNY     51  51 100 CALM      30.07S FOG     TC  11   
NORTHERLY ISL*   N/A     60  54  80 SE2         N/A  TC  16           
$$


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

Forest School, IL

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
40%
Wednesday
Rain Showers
68°/ 65° 20°/ 18°
80%
Thursday
Thunderstorms
72°/ 55° 22°/ 13°
90%
Friday
Rain Showers
62°/ 48° 17°/ 9°
40%
Saturday
Cloudy
62°/ 48° 17°/ 9°
0%
Sunday
Cloudy
65°/ 45° 18°/ 7°
0%
Monday
Sunny
62°17°
0%

Day: Mostly cloudy in the morning, then becoming partly cloudy. Areas of fog early in the morning. Highs in the mid 70s inland, but only around 70 near the lake. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers after midnight. A chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 40 percent.

Crystal Lake, IL

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
50%
Wednesday
Rain Showers
68°/ 65° 20°/ 18°
90%
Thursday
Thunderstorms
70°/ 55° 21°/ 13°
90%
Friday
Rain Showers
65°/ 48° 18°/ 9°
40%
Saturday
Cloudy
65°/ 48° 18°/ 9°
0%
Sunday
Cloudy
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy in the morning, then becoming mostly cloudy. Areas of fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers after midnight. A chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 50 percent.

Kenosha, WI

This Morning
Clear
60°16°
40%
Today
Partly Cloudy
75°24°
0%
Wednesday
Thunderstorms
68°/ 62° 20°/ 17°
80%
Thursday
Thunderstorms
70°/ 52° 21°/ 11°
90%
Friday
Rain Showers
62°/ 48° 17°/ 9°
40%
Saturday
Sunny
62°/ 48° 17°/ 9°
0%
Sunday
Partly Cloudy
65°/ 45° 18°/ 7°
0%
Monday
Sunny
62°17°
0%

Day: Clear. Patchy fog. Calm winds.

Night: Warmer, cloudy. A 40 percent chance of light showers after midnight. Lows around 60. South winds 5 to 10 mph.

Whitewater, WI

This Morning
Clear
62°17°
40%
Today
Partly Cloudy
75°24°
0%
Wednesday
Thunderstorms
68°/ 62° 20°/ 17°
90%
Thursday
Thunderstorms
68°/ 52° 20°/ 11°
90%
Friday
Rain Showers
62°/ 45° 17°/ 7°
30%
Saturday
Sunny
65°/ 45° 18°/ 7°
0%
Sunday
Sunny
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Clear. Calm winds.

Night: Warmer, cloudy. A 40 percent chance of light showers in the late evening and overnight. Lows in the lower 60s. South winds 5 to 10 mph.

Evanston, IL

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
40%
Wednesday
Rain Showers
72°/ 65° 22°/ 18°
70%
Thursday
Thunderstorms
72°/ 58° 22°/ 14°
90%
Friday
Rain Showers
65°/ 52° 18°/ 11°
40%
Saturday
Cloudy
62°/ 52° 17°/ 11°
0%
Sunday
Cloudy
65°/ 48° 18°/ 9°
0%
Monday
Sunny
62°17°
0%

Day: Mostly cloudy in the morning, then becoming partly cloudy. Areas of fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 40 percent.

Aurora, IL

Today
Cloudy
75°/ 62° 24°/ 17°
40%
Wednesday
Rain Showers
72°/ 65° 22°/ 18°
80%
Thursday
Thunderstorms
72°/ 55° 22°/ 13°
90%
Friday
Rain Showers
65°/ 48° 18°/ 9°
50%
Saturday
Cloudy
65°/ 48° 18°/ 9°
0%
Sunday
Cloudy
65°/ 45° 18°/ 7°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy. Areas of fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers after midnight. A chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 40 percent.

Racine, WI

This Morning
Clear
60°16°
40%
Today
Partly Cloudy
75°24°
0%
Wednesday
Thunderstorms
68°/ 62° 20°/ 17°
90%
Thursday
Thunderstorms
70°/ 52° 21°/ 11°
90%
Friday
Rain Showers
62°/ 45° 17°/ 7°
30%
Saturday
Sunny
62°/ 45° 17°/ 7°
0%
Sunday
Partly Cloudy
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Clear. Patchy fog. Southwest winds up to 5 mph.

Night: Warmer, cloudy. A 40 percent chance of light rain showers in the late evening and overnight. Lows around 60. South winds 5 to 10 mph.

Naperville, IL

Today
Cloudy
75°/ 62° 24°/ 17°
40%
Wednesday
Rain Showers
72°/ 68° 22°/ 20°
70%
Thursday
Thunderstorms
72°/ 58° 22°/ 14°
90%
Friday
Rain Showers
65°/ 52° 18°/ 11°
50%
Saturday
Cloudy
65°/ 50° 18°/ 10°
0%
Sunday
Cloudy
65°/ 48° 18°/ 9°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy. Areas of fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 40 percent.

Belvidere, IL

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
50%
Wednesday
Rain Showers
68°/ 65° 20°/ 18°
90%
Thursday
Thunderstorms
70°/ 52° 21°/ 11°
90%
Friday
Rain Showers
65°/ 45° 18°/ 7°
40%
Saturday
Cloudy
65°/ 48° 18°/ 9°
0%
Sunday
Cloudy
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy in the morning, then becoming mostly cloudy. Areas of fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers late in the evening. A chance of showers after midnight. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 50 percent.

Chicago, IL

Today
Cloudy
75°/ 62° 24°/ 17°
20%
Wednesday
Rain Showers
72°/ 68° 22°/ 20°
70%
Thursday
Thunderstorms
75°/ 60° 24°/ 16°
90%
Friday
Rain Showers
62°/ 52° 17°/ 11°
50%
Saturday
Cloudy
62°/ 52° 17°/ 11°
0%
Sunday
Cloudy
65°/ 50° 18°/ 10°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy. Areas of fog early in the morning. Highs in the mid 70s inland, but only in the lower 70s near the lake. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 20 percent.

Waukesha, WI

This Morning
Clear
60°16°
60%
Today
Partly Cloudy
75°24°
0%
Wednesday
Rain Showers
68°/ 62° 20°/ 17°
90%
Thursday
Thunderstorms
68°/ 52° 20°/ 11°
90%
Friday
Rain Showers
62°/ 45° 17°/ 7°
20%
Saturday
Sunny
62°/ 48° 17°/ 9°
0%
Sunday
Sunny
65°/ 42° 18°/ 6°
0%
Monday
Sunny
60°16°
0%

Day: Clear. Calm winds.

Night: Warmer, cloudy. Chance of light rain showers in the late evening and early morning. Light rain showers likely early in the morning. Lows around 60. South winds 5 to 10 mph. Chance of showers 60 percent.

DeKalb, IL

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
50%
Wednesday
Rain Showers
72°/ 65° 22°/ 18°
80%
Thursday
Thunderstorms
72°/ 55° 22°/ 13°
90%
Friday
Rain Showers
65°/ 48° 18°/ 9°
50%
Saturday
Cloudy
65°/ 48° 18°/ 9°
0%
Sunday
Cloudy
65°/ 45° 18°/ 7°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy in the morning, then becoming mostly cloudy. Areas of fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers after midnight. A chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 50 percent.

Milwaukee, WI

This Morning
Clear
60°16°
50%
Today
Partly Cloudy
72°22°
0%
Wednesday
Rain Showers
68°/ 62° 20°/ 17°
90%
Thursday
Thunderstorms
68°/ 52° 20°/ 11°
90%
Friday
Rain Showers
62°/ 48° 17°/ 9°
30%
Saturday
Sunny
62°/ 48° 17°/ 9°
0%
Sunday
Sunny
62°/ 45° 17°/ 7°
0%
Monday
Sunny
58°14°
0%

Day: Clear. Southwest winds up to 5 mph.

Night: Warmer, cloudy. A 50 percent chance of light rain showers in the late evening and overnight. Lows around 60. South winds 5 to 10 mph.

Janesville, WI

This Morning
Clear
62°17°
50%
Today
Mostly Cloudy
75°24°
0%
Wednesday
Thunderstorms
68°/ 62° 20°/ 17°
90%
Thursday
Thunderstorms
68°/ 52° 20°/ 11°
90%
Friday
Rain Showers
65°/ 45° 18°/ 7°
30%
Saturday
Sunny
65°/ 45° 18°/ 7°
0%
Sunday
Sunny
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Clear. South winds up to 5 mph.

Night: Warmer, cloudy. A 50 percent chance of light showers in the late evening and overnight. Lows in the lower 60s. South winds 5 to 10 mph.

Watertown, WI

This Morning
Clear
60°16°
70%
Today
Partly Cloudy
75°24°
0%
Wednesday
Thunderstorms
68°/ 62° 20°/ 17°
90%
Thursday
Rain Showers
68°/ 52° 20°/ 11°
80%
Friday
Rain Showers
65°/ 42° 18°/ 6°
20%
Saturday
Sunny
65°/ 45° 18°/ 7°
0%
Sunday
Sunny
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Clear. South winds up to 5 mph.

Night: Warmer, cloudy. Chance of light showers late in the evening. Light showers likely after midnight. Lows around 60. South winds 5 to 10 mph. Chance of showers 70 percent.

Rockford, IL

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
70%
Wednesday
Rain Showers
68°/ 65° 20°/ 18°
90%
Thursday
Thunderstorms
68°/ 52° 20°/ 11°
90%
Friday
Rain Showers
65°/ 45° 18°/ 7°
40%
Saturday
Cloudy
65°/ 48° 18°/ 9°
0%
Sunday
Cloudy
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy in the morning, then becoming mostly cloudy. Patchy fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers late in the evening. A chance of showers after midnight, then showers likely late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 70 percent.

Rochelle, IL

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
50%
Wednesday
Rain Showers
70°/ 65° 21°/ 18°
90%
Thursday
Thunderstorms
72°/ 55° 22°/ 13°
90%
Friday
Rain Showers
65°/ 45° 18°/ 7°
40%
Saturday
Cloudy
65°/ 48° 18°/ 9°
0%
Sunday
Cloudy
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy in the morning, then becoming mostly cloudy. Patchy fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers late in the evening. A chance of showers after midnight. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 50 percent.

Oswego, IL

Today
Cloudy
78°/ 62° 26°/ 17°
40%
Wednesday
Rain Showers
75°/ 68° 24°/ 20°
70%
Thursday
Thunderstorms
75°/ 58° 24°/ 14°
90%
Friday
Rain Showers
65°/ 50° 18°/ 10°
50%
Saturday
Cloudy
65°/ 50° 18°/ 10°
0%
Sunday
Cloudy
68°/ 45° 20°/ 7°
0%
Monday
Sunny
65°18°
0%

Day: Partly cloudy. Areas of fog early in the morning. Highs in the upper 70s. South winds around 5 mph.

Night: Mostly cloudy. A chance of showers late. Lows in the lower 60s. South winds around 5 mph. Chance of precipitation 40 percent.

Joliet, IL

Today
Cloudy
78°/ 62° 26°/ 17°
30%
Wednesday
Rain Showers
72°/ 68° 22°/ 20°
70%
Thursday
Thunderstorms
75°/ 60° 24°/ 16°
90%
Friday
Rain Showers
65°/ 52° 18°/ 11°
50%
Saturday
Cloudy
65°/ 52° 18°/ 11°
0%
Sunday
Cloudy
65°/ 48° 18°/ 9°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy. Areas of fog early in the morning. Highs in the upper 70s. South winds around 5 mph.

Night: Mostly cloudy. A chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 30 percent.

Calumet City, IL

Today
Cloudy
78°/ 62° 26°/ 17°
20%
Wednesday
Rain Showers
72°/ 68° 22°/ 20°
50%
Thursday
Thunderstorms
75°/ 60° 24°/ 16°
90%
Friday
Rain Showers
65°/ 52° 18°/ 11°
50%
Saturday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Sunday
Cloudy
65°/ 48° 18°/ 9°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy. Areas of fog early in the morning. Highs in the upper 70s. South winds around 5 mph.

Night: Mostly cloudy. A slight chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 20 percent.

Names listed above may include county names.

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