Hazardous Weather Outlook for McHenry Co., IL

C: Mchenrycountywx | L: Woodstock | PL: McHenry County WX

FLUS43 KLOT 030948
HWOLOT

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
348 AM CST Mon Feb 3 2025


Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
348 AM CST Mon Feb 3 2025 /448 AM EST Mon Feb 3 2025/

This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.

.DAY ONE...Today and Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Wednesday...
Elevated Ice Accumulation Risk.
Limited Snow and Sleet Risk.
Limited Thunderstorm Risk.
Friday night and Saturday...
Limited Snow and Sleet Risk.

DISCUSSION...

Chances are increasing for a storm system to impact the region on
Wednesday through Wednesday night. The potential exists for a
wintry mix of snow, sleet and freezing rain to change to primarily
freezing rain Wednesday afternoon and evening. If this occurs,
impactful ice accumulations will be possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be necessary through tonight.


https://wxn.io/x0q1q

Hazardous Weather Outlook for McHenry Co., IL

C: Mchenrycountywx | L: Woodstock | PL: McHenry County WX

FLUS43 KLOT 022142
HWOLOT

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
342 PM CST Sun Feb 2 2025


Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
342 PM CST Sun Feb 2 2025 /442 PM EST Sun Feb 2 2025/

This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.

.DAY ONE...Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Wednesday...
Elevated Ice Accumulation Risk.
Limited Snow and Sleet Risk.
Friday night and Saturday...
Limited Snow Risk.

DISCUSSION...

Chances are increasing for a storm system to impact the region on
Wednesday through Wednesday night. The potential exists for a
wintry mix of snow or sleet and freezing rain to change to
primarily freezing rain Wednesday afternoon and evening. If this
occurs, impactful ice accumulations will be possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be necessary through tonight.


https://wxn.io/txvgg

Hazardous Weather Outlook for McHenry Co., IL

C: Mchenrycountywx | L: Woodstock | PL: McHenry County WX

FLUS43 KLOT 021515
HWOLOT

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
915 AM CST Sun Feb 2 2025


Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
915 AM CST Sun Feb 2 2025 /1015 AM EST Sun Feb 2 2025/

This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.

.DAY ONE...Today and Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Wednesday...
Limited Ice Accumulation Risk.
Limited Snow and Sleet Risk.
Friday night and Saturday...
Limited Snow Risk.

DISCUSSION...

Chances are increasing for a storm system to impact the region on
Wednesday through Wednesday night. The potential exists for a
wintry mix of snow or sleet and freezing rain to change to
primarily freezing rain Wednesday afternoon and evening across
portions of northern Illinois. If this occurs, impactful ice
accumulations will be possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be necessary through tonight.


https://wxn.io/qja7q

Hazardous Weather Outlook for McHenry Co., IL

C: Mchenrycountywx | L: Woodstock | PL: McHenry County WX

FLUS43 KLOT 021005
HWOLOT

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
405 AM CST Sun Feb 2 2025


Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
405 AM CST Sun Feb 2 2025 /505 AM EST Sun Feb 2 2025/

This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.

.DAY ONE...Today and Tonight.

Weather hazards expected...
Limited Ice Accumulation Risk.
Limited localized minor flooding due to river ice jams.


DISCUSSION...

A light wintry mix will persist through around daybreak this
morning, primarily north of I-80.

Recent above freezing temperatures and rainfall may lead to
highly localized minor flooding due to river breakup ice jams.


.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Wednesday...
Limited Ice Accumulation Risk.
Limited Snow and Sleet Risk.
Friday night and Saturday...
Limited Snow Risk.

Chances are increasing for a storm system to impact the region on
Wednesday through Wednesday night. The potential exists for a
wintry mix of snow or sleet and freezing rain to change to
primarily freezing rain Wednesday afternoon and evening across
portions of northern Illinois. If this occurs, impactful ice
accumulations will be possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be necessary through tonight.


https://wxn.io/ek6s9

Special Weather Statement for McHenry Co., IL

C: Mchenrycountywx | L: Woodstock | PL: McHenry County WX

WWUS83 KLOT 020438
SPSLOT

Special Weather Statement
National Weather Service Chicago/Romeoville IL
1038 PM CST Sat Feb 1 2025


Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Northern Cook-Central Cook-Southern Cook-
Northern Will-Southern Will-Eastern Will-Lake IN-Porter-
Including the cities of Rockford, Belvidere, Crystal Lake,
Algonquin, McHenry, Woodstock, Waukegan, Buffalo Grove,
Mundelein, Gurnee, Rochelle, Oregon, Byron, Dixon, DeKalb,
Sycamore, Aurora, Elgin, Naperville, Wheaton, Downers Grove,
Lombard, Carol Stream, Ottawa, Streator, La Salle, Mendota,
Marseilles, Oswego, Yorkville, Plano, Morris, Coal City, Minooka,
Evanston, Des Plaines, Schaumburg, Palatine, Northbrook, Chicago,
Cicero, Oak Lawn, Oak Park, La Grange, Calumet City, Oak Forest,
Lemont, Orland Park, Park Forest, Joliet, Bolingbrook,
Plainfield, Mokena, Channahon, Manhattan, Wilmington, Crete,
Peotone, Beecher, Gary, Hammond, Merrillville, Portage,
Valparaiso, and Chesterton
1038 PM CST Sat Feb 1 2025

...LIGHT WINTRY PRECIPITATION MAY LEAD TO SOME AREAS OF SLICK
TRAVEL OVERNIGHT...

A band of light precipitation will move across northern IL and
parts of far northwestern IN overnight. The precipitation should
onset as a period of light snow, but will likely mix at times with
freezing rain before tapering off and changing over to some light
drizzle by daybreak Sunday morning. Temperatures will be hovering
around freezing for several hours overnight, so some slick travel
conditions may develop for a few hours overnight before
temperatures warm above freezing by daybreak.


https://wxn.io/o9qgp

Hazardous Weather Outlook for McHenry Co., IL

C: Mchenrycountywx | L: Woodstock | PL: McHenry County WX

FLUS43 KLOT 012144
HWOLOT

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
344 PM CST Sat Feb 1 2025


Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
344 PM CST Sat Feb 1 2025 /444 PM EST Sat Feb 1 2025/

This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.

.DAY ONE...Tonight.

Weather hazards expected...
Limited localized minor flooding due to river ice jams.
Limited Fog Risk.
Limited Ice Accumulation Risk.

DISCUSSION...

Recent above freezing temperatures and rainfall may lead to
highly localized minor flooding due to river breakup ice jams.

A light wintry mix is possible late tonight north of I-80.

Locally dense fog may also develop tonight in some locations.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Sunday Morning...
Limited Fog Risk.
Tuesday Night into Wednesday...
Limited Ice Accumulation Risk.
Wednesday Night...
Limited Thunderstorm Risk.
Limited Ice Accumulation Risk.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be necessary through tonight.


https://wxn.io/6od1l

Hazardous Weather Outlook for McHenry Co., IL

C: Mchenrycountywx | L: Woodstock | PL: McHenry County WX

FLUS43 KLOT 010957
HWOLOT

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
357 AM CST Sat Feb 1 2025


Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
357 AM CST Sat Feb 1 2025 /457 AM EST Sat Feb 1 2025/

This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.

.DAY ONE...Today and Tonight.

Weather hazards expected...
Limited localized minor flooding due to river ice jams.
Limited Ice Accumulation Risk.

DISCUSSION...

Recent above freezing temperatures and rainfall may lead to
highly localized minor flooding due to river breakup ice jams.

A light wintry mix is possible late tonight north of I-80.


.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Tuesday Night into Wednesday...
Limited Ice Accumulation Risk
Wednesday Night...
Limited Thunderstorm Risk.
Limited Ice Accumulation Risk.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be necessary through tonight.


https://wxn.io/wdnj0