Zone Forecast Product
Issued by NWS Chicago, IL

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14
918
FPUS53 KLOT 230158
ZFPLOT

Zone Forecast Product
National Weather Service Chicago/Romeoville, IL
858 PM CDT Thu May 22 2025

ILZ104-230915-
Central Cook-
Including the cities of Chicago, Cicero, Oak Lawn, Oak Park,
and La Grange
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy. Lows in the mid 40s. North
winds around 5 mph, becoming west after midnight.
.FRIDAY...Partly cloudy. Highs in the lower 60s inland, but only
in the upper 50s near the lake. Northwest winds 5 to 10 mph,
becoming northeast in the afternoon.
.FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
in the mid 40s. East winds 5 to 10 mph, becoming northeast after
midnight.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the lower 60s inland, but only in the mid 50s
near the lake. Northeast winds 5 to 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. Northeast
winds 5 to 10 mph.
.SUNDAY...Partly cloudy. Highs in the lower 60s inland, but only
in the upper 50s near the lake.
.SUNDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 40s.
.MEMORIAL DAY...Mostly cloudy. Highs in the mid 60s inland, but
only in the upper 50s near the lake.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.TUESDAY...Mostly cloudy. Highs in the mid 60s inland, but only
in the upper 50s near the lake.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.WEDNESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the upper 60s inland, but only in the lower 60s
near the lake.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly cloudy. Highs in the lower 70s inland, but
only in the mid 60s near the lake.

$$

ILZ103-230915-
Northern Cook-
Including the cities of Evanston, Des Plaines, Schaumburg,
Palatine, and Northbrook
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening, then
becoming mostly clear after midnight, then becoming partly cloudy
late. Lows in the lower 40s. East winds around 5 mph, becoming
northwest after midnight.
.FRIDAY...Partly cloudy. Highs in the lower 60s inland, but only
in the upper 50s near the lake. Northwest winds 5 to 10 mph,
becoming northeast in the afternoon.
.FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
in the lower 40s. East winds 5 to 10 mph, becoming north after
midnight.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the lower 60s inland, but only in the mid 50s
near the lake. Northeast winds 5 to 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. Northeast
winds 5 to 10 mph.
.SUNDAY...Partly cloudy. Highs in the lower 60s inland, but only
in the upper 50s near the lake.
.SUNDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. Highs in the mid 60s inland, but
only in the upper 50s near the lake.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.TUESDAY...Mostly cloudy. Highs in the mid 60s inland, but only
in the upper 50s near the lake.
.TUESDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.WEDNESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the upper 60s inland, but only in the lower 60s
near the lake.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly cloudy. Highs in the lower 70s inland, but
only in the upper 60s near the lake.

$$

ILZ105-230915-
Southern Cook-
Including the cities of Calumet City, Oak Forest, Lemont,
Orland Park, and Park Forest
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening then
clearing. Lows in the lower 40s. Northeast winds around 5 mph,
becoming west after midnight.
.FRIDAY...Partly cloudy. Highs in the lower 60s. Northwest winds
5 to 10 mph, increasing to northeast 10 to 15 mph in the
afternoon.
.FRIDAY NIGHT...Partly cloudy through the early overnight, then
clearing. Lows in the mid 40s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the lower 60s. Northeast winds 5 to 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. Northeast
winds 5 to 10 mph.
.SUNDAY...Partly cloudy. Highs in the lower 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.MEMORIAL DAY...Mostly cloudy. Highs in the mid 60s.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.TUESDAY...Mostly cloudy. Highs in the mid 60s.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.WEDNESDAY...Partly cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly cloudy. Highs in the lower 70s.

$$

ILZ006-230915-
Lake IL-
Including the cities of Waukegan, Buffalo Grove, Mundelein,
and Gurnee
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening, then
becoming mostly clear after midnight, then becoming partly cloudy
late. Lows in the lower 40s. East winds around 5 mph, becoming
west after midnight.
.FRIDAY...Partly cloudy. Highs in the lower 60s inland, but only
in the upper 50s near the lake. Northwest winds 5 to 10 mph,
becoming northeast in the afternoon.
.FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
in the lower 40s. East winds 5 to 10 mph, becoming north after
midnight.
.SATURDAY...Mostly sunny through mid morning, then becoming
partly cloudy. Highs in the lower 60s inland, but only in the mid
50s near the lake. Northeast winds 5 to 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 40s. East
winds around 5 mph, becoming northeast after midnight.
.SUNDAY...Partly cloudy. Highs in the lower 60s inland, but only
in the mid 50s near the lake.
.SUNDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. Highs in the lower 60s inland, but
only in the upper 50s near the lake.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.TUESDAY...Mostly cloudy. Highs in the lower 60s inland, but only
in the upper 50s near the lake.
.TUESDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy. Highs in the upper 60s inland, but
only in the lower 60s near the lake.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy. Highs in the lower 70s inland, but
only in the upper 60s near the lake.

$$

ILZ005-230915-
McHenry-
Including the cities of Crystal Lake, Algonquin, McHenry,
and Woodstock
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening, then
becoming mostly clear after midnight, then becoming partly cloudy
late. Lows in the lower 40s. Northwest winds around 5 mph.
.FRIDAY...Partly cloudy. Highs in the lower 60s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy through the early overnight, then
clearing. Lows around 40. East winds around 5 mph.
.SATURDAY...Mostly sunny through mid morning, then becoming
partly cloudy. Highs in the lower 60s. Northeast winds around
5 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 40s. East
winds 5 to 10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 40s.
.MEMORIAL DAY...Mostly cloudy. Highs in the mid 60s.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.TUESDAY...Mostly cloudy. Highs in the mid 60s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy. Highs in the lower 70s.

$$

ILZ012-230915-
Kane-
Including the cities of Aurora and Elgin
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening then
clearing. Lows in the lower 40s. North winds around 5 mph,
becoming west after midnight.
.FRIDAY...Partly cloudy. Highs in the mid 60s. Northwest winds
5 to 10 mph, increasing to 10 to 15 mph in the afternoon.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. East winds
5 to 10 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 60s. Northeast winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly cloudy early in the evening, then
becoming partly cloudy. Lows in the lower 40s. East winds 5 to
10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. Highs in the upper 60s.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.TUESDAY...Mostly cloudy. Highs in the mid 60s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy. Highs in the lower 70s.

$$

ILZ013-230915-
DuPage-
Including the cities of Naperville, Wheaton, Downers Grove,
Lombard, and Carol Stream
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening, then
becoming mostly clear after midnight, then becoming partly cloudy
late. Lows in the mid 40s. Southeast winds around 5 mph, becoming
west after midnight.
.FRIDAY...Partly cloudy. Highs in the mid 60s. Northwest winds
5 to 10 mph, increasing to north 10 to 15 mph in the afternoon.
.FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
in the lower 40s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 60s. Northeast winds 5 to 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. Northeast
winds 5 to 10 mph.
.SUNDAY...Partly cloudy. Highs in the mid 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. Highs in the mid 60s.
.MONDAY NIGHT...Mostly cloudy. Lows around 50.
.TUESDAY...Mostly cloudy. Highs in the mid 60s.
.TUESDAY NIGHT...Partly cloudy. Lows around 50.
.WEDNESDAY...Partly cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly cloudy. Highs in the mid 70s.

$$

ILZ020-230915-
Kendall-
Including the cities of Oswego, Yorkville, and Plano
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening then
clearing. Lows in the lower 40s. Northeast winds around 5 mph,
becoming west after midnight.
.FRIDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 60s. Northwest winds 5 to 10 mph,
increasing to 10 to 15 mph in the afternoon.
.FRIDAY NIGHT...Mostly cloudy early in the evening, then becoming
partly cloudy. Lows in the mid 40s. East winds 5 to 10 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy early to mid afternoon, then becoming mostly cloudy late
in the afternoon. Highs in the upper 60s. Northeast winds 5 to
10 mph.
.SATURDAY NIGHT...Mostly cloudy early in the evening, then
becoming partly cloudy. Lows in the mid 40s. Northeast winds 5 to
10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. Highs in the upper 60s.
.MONDAY NIGHT...Mostly cloudy. Lows around 50.
.TUESDAY...Mostly cloudy. Highs in the upper 60s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy. Highs in the lower 70s.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 50.
.THURSDAY...Partly cloudy. Highs in the mid 70s.

$$

ILZ106-230915-
Northern Will-
Including the cities of Joliet, Bolingbrook, Plainfield,
and Mokena
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening then
clearing. Lows in the lower 40s. East winds around 5 mph,
becoming west after midnight.
.FRIDAY...Partly cloudy through mid afternoon, then becoming
mostly cloudy. Highs in the mid 60s. Northwest winds 5 to 10 mph,
increasing to north 10 to 15 mph in the afternoon.
.FRIDAY NIGHT...Partly cloudy through the early overnight, then
clearing. Lows in the lower 40s. East winds 5 to 10 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 60s. Northeast winds 5 to 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. Northeast
winds 5 to 10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. Highs in the upper 60s.
.MONDAY NIGHT...Mostly cloudy. Lows around 50.
.TUESDAY...Mostly cloudy. Highs in the upper 60s.
.TUESDAY NIGHT...Partly cloudy. Lows around 50.
.WEDNESDAY...Partly cloudy. Highs around 70.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly cloudy. Highs in the mid 70s.

$$

ILZ107-230915-
Southern Will-
Including the cities of Channahon, Manhattan, and Wilmington
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening then
clearing. Lows in the lower 40s. East winds around 5 mph,
becoming west after midnight.
.FRIDAY...Mostly sunny through mid morning, then becoming partly
cloudy late morning through mid afternoon, then becoming mostly
cloudy late in the afternoon. Highs in the mid 60s. Northwest
winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon.
.FRIDAY NIGHT...Mostly cloudy early in the evening, then becoming
partly cloudy. Lows in the lower 40s. East winds 5 to 10 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the upper 60s. Northeast winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly cloudy early in the evening, then
becoming partly cloudy. Lows in the mid 40s. Northeast winds 5 to
10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. A slight chance of showers in the
afternoon. Highs in the upper 60s. Chance of precipitation
20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.TUESDAY...Mostly cloudy. Highs in the upper 60s.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows around 50.
.WEDNESDAY...Partly cloudy. Highs around 70.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 50.
.THURSDAY...Partly cloudy. Highs in the mid 70s.

$$

ILZ108-230915-
Eastern Will-
Including the cities of Crete, Peotone, and Beecher
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening then
clearing. Lows in the lower 40s. Northeast winds around 5 mph,
becoming west after midnight.
.FRIDAY...Partly cloudy through mid afternoon, then becoming
mostly cloudy. Highs in the mid 60s. Northwest winds 5 to 10 mph,
increasing to north 10 to 15 mph in the afternoon.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. Northeast
winds 5 to 10 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 60s. Northeast winds 5 to 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. Northeast
winds 5 to 10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. Highs in the mid 60s.
.MONDAY NIGHT...Mostly cloudy. Lows around 50.
.TUESDAY...Mostly cloudy. Highs in the mid 60s.
.TUESDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy. Highs in the lower 70s.

$$

INZ001-230915-
Lake IN-
Including the cities of Gary, Hammond, and Merrillville
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening then
clearing. Lows in the lower 40s. North winds 5 to 10 mph,
becoming west after midnight.
.FRIDAY...Partly cloudy. Highs in the lower 60s inland, but only
in the mid 50s near the lake. Northwest winds 5 to 10 mph,
increasing to north 10 to 15 mph in the afternoon.
.FRIDAY NIGHT...Partly cloudy through the early overnight, then
clearing. Lows in the lower 40s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the lower 60s inland, but only in the mid 50s
near the lake. Northeast winds 5 to 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. Northeast
winds 5 to 10 mph.
.SUNDAY...Partly cloudy. Highs in the lower 60s inland, but only
in the upper 50s near the lake.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. Highs in the mid 60s inland, but
only in the upper 50s near the lake.
.MONDAY NIGHT...Mostly cloudy. Lows around 50.
.TUESDAY...Mostly cloudy. Highs in the lower 60s inland, but only
in the upper 50s near the lake.
.TUESDAY NIGHT...Mostly cloudy. Lows around 50.
.WEDNESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the mid 60s inland, but only around 60 near the
lake.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy. Highs in the lower 70s inland, but
only in the mid 60s near the lake.

$$

INZ002-230915-
Porter-
Including the cities of Portage, Valparaiso, and Chesterton
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening then
clearing. Lows in the lower 40s. Northwest winds 5 to 10 mph,
becoming west after midnight.
.FRIDAY...Partly cloudy. Highs around 60 inland, but only in the
mid 50s near the lake. Northwest winds 5 to 10 mph, becoming
north in the afternoon.
.FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
in the lower 40s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly sunny through mid afternoon, then becoming
partly cloudy. Highs in the lower 60s inland, but only in the mid
50s near the lake. North winds 5 to 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 40s. Northeast
winds 5 to 10 mph.
.SUNDAY...Partly cloudy. Highs in the lower 60s inland, but only
in the upper 50s near the lake.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. Highs in the mid 60s inland, but
only in the lower 60s near the lake.
.MONDAY NIGHT...Mostly cloudy. Lows around 50.
.TUESDAY...Mostly cloudy. Highs in the mid 60s inland, but only
in the upper 50s near the lake.
.TUESDAY NIGHT...Mostly cloudy. Lows around 50.
.WEDNESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the mid 60s inland, but only in the upper 50s
near the lake.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy. Highs in the lower 70s inland, but
only in the lower 60s near the lake.

$$

ILZ003-230915-
Winnebago-
Including the city of Rockford
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy. Lows in the lower 40s.
Northwest winds around 5 mph.
.FRIDAY...Partly cloudy through mid morning, then becoming mostly
sunny late in the morning, then becoming partly cloudy in the
afternoon. Highs in the mid 60s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly cloudy early in the evening, then becoming
partly cloudy. Lows in the lower 40s. Northeast winds around
5 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 60s. Northeast winds around 5 mph.
.SATURDAY NIGHT...Mostly cloudy early in the evening, then
becoming partly cloudy. Lows in the lower 40s. East winds around
5 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.SUNDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. A slight chance of showers in the
afternoon. Highs in the upper 60s. Chance of precipitation
20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.TUESDAY...Mostly cloudy. A chance of showers in the afternoon.
Highs in the mid 60s. Chance of precipitation 30 percent.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy. Highs around 70.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy. Highs in the mid 70s.

$$

ILZ004-230915-
Boone-
Including the city of Belvidere
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy. Lows in the lower 40s.
Northwest winds around 5 mph.
.FRIDAY...Partly cloudy. Highs in the lower 60s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly cloudy early in the evening, then
clearing. Lows in the lower 40s. East winds around 5 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 60s. North winds around 5 mph.
.SATURDAY NIGHT...Mostly cloudy early in the evening, then
becoming partly cloudy. Lows in the lower 40s. East winds around
5 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 40s.
.MEMORIAL DAY...Mostly cloudy. Highs in the upper 60s.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.TUESDAY...Mostly cloudy. A chance of showers in the afternoon.
Highs in the mid 60s. Chance of precipitation 30 percent.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy. Highs in the lower 70s.

$$

ILZ008-230915-
Ogle-
Including the cities of Rochelle, Oregon, and Byron
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Mostly cloudy late in the evening, then
becoming partly cloudy late in the evening, then becoming mostly
clear after midnight. Lows in the mid 40s. Northwest winds around
5 mph.
.FRIDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 60s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly cloudy early in the evening, then becoming
partly cloudy. Lows in the mid 40s. East winds around 5 mph.
.SATURDAY...Mostly sunny through mid morning, then becoming
partly cloudy late morning through mid afternoon, then becoming
mostly cloudy late in the afternoon. Highs in the upper 60s.
Northeast winds around 5 mph.
.SATURDAY NIGHT...Mostly cloudy early in the evening, then
becoming partly cloudy. Lows in the mid 40s. East winds 5 to
10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. A slight chance of showers in the
afternoon. Highs in the upper 60s. Chance of precipitation
20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.TUESDAY...Mostly cloudy. A chance of showers in the afternoon.
Highs in the upper 60s. Chance of precipitation 30 percent.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy. Highs in the lower 70s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy. Highs in the mid 70s.

$$

ILZ011-230915-
De Kalb-
Including the cities of DeKalb and Sycamore
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Mostly cloudy late in the evening, then
becoming partly cloudy late in the evening, then becoming mostly
clear after midnight. Lows in the lower 40s. Northwest winds
around 5 mph.
.FRIDAY...Partly cloudy through mid morning, then becoming mostly
sunny late in the morning, then becoming partly cloudy in the
afternoon. Highs in the mid 60s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly cloudy early in the evening, then becoming
partly cloudy. Lows in the lower 40s. East winds 5 to 10 mph.
.SATURDAY...Mostly sunny through mid morning, then becoming
partly cloudy. Highs in the mid 60s. Northeast winds around
5 mph.
.SATURDAY NIGHT...Mostly cloudy early in the evening, then
becoming partly cloudy. Lows in the mid 40s. East winds 5 to
10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. A slight chance of showers in the
afternoon. Highs in the upper 60s. Chance of precipitation
20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.TUESDAY...Mostly cloudy. Highs in the upper 60s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy. Highs around 70.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy. Highs in the lower 70s.

$$

ILZ010-230915-
Lee-
Including the city of Dixon
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Mostly cloudy late in the evening, then
becoming partly cloudy late in the evening, then becoming clear
after midnight. Lows in the mid 40s. Northwest winds around
5 mph.
.FRIDAY...Mostly sunny in the morning, then becoming partly
cloudy early to mid afternoon, then becoming mostly cloudy late
in the afternoon. Highs in the mid 60s. Northwest winds 5 to
10 mph, increasing to 10 to 15 mph in the afternoon.
.FRIDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 40s. Northeast winds 5 to 10 mph,
becoming east after midnight.
.SATURDAY...Partly cloudy through mid afternoon, then becoming
mostly cloudy. Highs in the upper 60s. Northeast winds around
5 mph.
.SATURDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 40s. East winds 5 to 10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. A slight chance of showers in the
afternoon. Highs in the upper 60s. Chance of precipitation
20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.TUESDAY...Mostly cloudy. A chance of showers in the afternoon.
Highs in the upper 60s. Chance of precipitation 30 percent.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy. Highs in the lower 70s.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 50.
.THURSDAY...Partly cloudy. Highs in the mid 70s.

$$

ILZ019-230915-
La Salle-
Including the cities of Ottawa, Streator, La Salle, Mendota,
and Marseilles
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Mostly cloudy late in the evening, then
becoming partly cloudy late in the evening, then becoming clear
after midnight. Lows in the mid 40s. Northwest winds around
5 mph, becoming west after midnight.
.FRIDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the upper 60s. Northwest winds 10 to 15 mph.
.FRIDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 40s. Northeast winds around 5 mph.
.SATURDAY...Partly cloudy through mid afternoon, then becoming
mostly cloudy. Highs in the upper 60s. Northeast winds around
5 mph.
.SATURDAY NIGHT...Mostly cloudy through the early overnight, then
becoming partly cloudy. Lows in the upper 40s. East winds 5 to
10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. A slight chance of showers in the
afternoon. Highs in the upper 60s. Chance of precipitation
20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows around 50.
.TUESDAY...Mostly cloudy. Highs in the upper 60s.
.TUESDAY NIGHT...Partly cloudy. Lows around 50.
.WEDNESDAY...Partly cloudy. Highs in the lower 70s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 70s.

$$

ILZ021-230915-
Grundy-
Including the cities of Morris, Coal City, and Minooka
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening then
clearing. Lows in the mid 40s. East winds around 5 mph, becoming
west after midnight.
.FRIDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the upper 60s. Northwest winds 10 to 15 mph.
.FRIDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 40s. East winds 5 to 10 mph.
.SATURDAY...Partly cloudy through mid afternoon, then becoming
mostly cloudy. Highs in the upper 60s. Northeast winds 5 to
10 mph.
.SATURDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 40s. Northeast winds 5 to 10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. A slight chance of showers in the
afternoon. Highs in the upper 60s. Chance of precipitation
20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.TUESDAY...Mostly cloudy. Highs in the upper 60s.
.TUESDAY NIGHT...Partly cloudy. Lows around 50.
.WEDNESDAY...Partly cloudy. Highs in the lower 70s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 70s.

$$

ILZ032-230915-
Livingston-
Including the cities of Pontiac, Dwight, and Fairbury
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening then
clearing. Lows in the mid 40s. Northeast winds around 5 mph,
becoming southwest after midnight.
.FRIDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the upper 60s. Northwest winds 10 to 15 mph.
.FRIDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the upper 40s. Northeast winds around
5 mph.
.SATURDAY...Partly cloudy through mid afternoon, then becoming
mostly cloudy. Highs in the upper 60s. Northeast winds 5 to
10 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the upper 40s. East
winds 5 to 10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.MEMORIAL DAY...Mostly cloudy. A slight chance of showers in the
afternoon. Highs in the upper 60s. Chance of precipitation
20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.TUESDAY...Mostly cloudy. Highs in the upper 60s.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows around 50.
.WEDNESDAY...Partly cloudy. Highs in the lower 70s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 70s.

$$

ILZ023-230915-
Kankakee-
Including the cities of Kankakee, Bourbonnais, and Bradley
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening, then
becoming clear. Lows in the lower 40s. East winds around 5 mph,
becoming southwest after midnight.
.FRIDAY...Mostly sunny through mid morning, then becoming partly
cloudy late morning through mid afternoon, then becoming mostly
cloudy late in the afternoon. Highs in the mid 60s. Northwest
winds 10 to 15 mph.
.FRIDAY NIGHT...Mostly cloudy early in the evening, then becoming
partly cloudy. Lows in the lower 40s. Northeast winds 5 to
10 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 60s. Northeast winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly cloudy early in the evening, then
becoming partly cloudy. Lows in the mid 40s. Northeast winds 5 to
10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. A slight chance of showers in the
afternoon. Highs in the upper 60s. Chance of precipitation
20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows around 50.
.TUESDAY...Mostly cloudy. Highs in the upper 60s.
.TUESDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy. Highs around 70.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy. Highs in the mid 70s.

$$

ILZ039-230915-
Ford-
Including the cities of Paxton and Gibson City
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening then
clearing. Lows in the mid 40s. Northeast winds 5 to 10 mph,
becoming southwest after midnight.
.FRIDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the upper 60s. Northwest winds 10 to 15 mph.
.FRIDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the upper 40s. North winds around 5 mph,
becoming east after midnight.
.SATURDAY...Partly cloudy through mid afternoon, then becoming
mostly cloudy. Highs in the upper 60s. Northeast winds around
5 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Northeast
winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. Highs in the mid 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.MEMORIAL DAY...Mostly cloudy with a 20 percent chance of
showers. Highs in the upper 60s.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.TUESDAY...Mostly cloudy. A chance of showers in the afternoon.
Highs in the upper 60s. Chance of precipitation 30 percent.
.TUESDAY NIGHT...Mostly cloudy. Lows around 50.
.WEDNESDAY...Partly cloudy. Highs in the lower 70s.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 50.
.THURSDAY...Partly cloudy. Highs in the mid 70s.

$$

ILZ033-230915-
Iroquois-
Including the cities of Watseka and Gilman
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening, then
becoming clear. Lows in the lower 40s. Northeast winds around
5 mph, becoming southwest after midnight.
.FRIDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the upper 60s. Northwest winds 10 to 15 mph.
.FRIDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 40s. Northeast winds 5 to 10 mph,
becoming east after midnight.
.SATURDAY...Partly cloudy. Highs in the upper 60s. Northeast
winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Northeast
winds 5 to 10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. A slight chance of showers in the
afternoon. Highs in the upper 60s. Chance of precipitation
20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.TUESDAY...Mostly cloudy. Highs in the upper 60s.
.TUESDAY NIGHT...Mostly cloudy. Lows around 50.
.WEDNESDAY...Partly cloudy. Highs in the lower 70s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy. Highs in the mid 70s.

$$

INZ010-230915-
Newton-
Including the cities of Roselawn, Kentland, and Morocco
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening then
clearing. Lows in the lower 40s. North winds around 5 mph,
becoming southwest after midnight.
.FRIDAY...Mostly sunny through mid morning, then becoming partly
cloudy. Highs in the mid 60s. Northwest winds 10 to 15 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 40s. Northeast
winds 5 to 10 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 60s. Northeast winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 40s. Northeast winds 5 to 10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. A slight chance of showers in the
afternoon. Highs in the upper 60s. Chance of precipitation
20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows around 50.
.TUESDAY...Mostly cloudy. Highs in the mid 60s.
.TUESDAY NIGHT...Mostly cloudy. Lows around 50.
.WEDNESDAY...Partly cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy. Highs in the lower 70s.

$$

INZ011-230915-
Jasper-
Including the cities of Rensselaer and DeMotte
858 PM CDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening, then
becoming mostly clear. Lows in the lower 40s. Northwest winds
around 5 mph, becoming west after midnight.
.FRIDAY...Mostly sunny through mid morning, then becoming partly
cloudy. Highs in the mid 60s. Northwest winds 10 to 15 mph.
.FRIDAY NIGHT...Partly cloudy through the early overnight, then
clearing. Lows in the lower 40s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 60s. North winds 5 to 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. Northeast
winds 5 to 10 mph.
.SUNDAY...Partly cloudy. Highs in the mid 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.MEMORIAL DAY...Mostly cloudy. A slight chance of showers in the
afternoon. Highs in the upper 60s. Chance of precipitation
20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows around 50.
.TUESDAY...Mostly cloudy. Highs in the upper 60s.
.TUESDAY NIGHT...Mostly cloudy. Lows around 50.
.WEDNESDAY...Partly cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy. Highs in the lower 70s.

$$

INZ019-230915-
Benton-
Including the cities of Fowler and Oxford
958 PM EDT Thu May 22 2025

.REST OF TONIGHT...Partly cloudy late in the evening then
clearing. Lows in the lower 40s. North winds around 5 mph,
becoming west after midnight.
.FRIDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 60s. Northwest winds 10 to 15 mph.
.FRIDAY NIGHT...Partly to mostly cloudy. Lows in the mid 40s.
Northeast winds 5 to 10 mph, becoming east after midnight.
.SATURDAY...Partly cloudy through mid afternoon, then becoming
mostly cloudy. Highs in the upper 60s. East winds around 5 mph,
becoming north in the afternoon.
.SATURDAY NIGHT...Mostly cloudy. Lows in the mid 40s. Northeast
winds 5 to 10 mph.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.MEMORIAL DAY...Mostly cloudy. A slight chance of showers in the
afternoon. Highs in the upper 60s. Chance of precipitation
20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.TUESDAY...Mostly cloudy. A chance of showers in the afternoon.
Highs in the upper 60s. Chance of precipitation 30 percent.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.WEDNESDAY...Partly cloudy. Highs around 70.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 50.
.THURSDAY...Partly cloudy. Highs in the lower 70s.

$$