Watches, Warnings & Advisories



3 products issued by NWS for: Forest Lake IL

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
359 AM CST Sun Jan 25 2026

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-261000-
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-
359 AM CST Sun Jan 25 2026 /459 AM EST Sun Jan 25 2026/

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

.DAY ONE...Today and Tonight.

Weather hazards expected...

  Elevated Snow Risk.
  Elevated Excessive Cold Risk late tonight.

DISCUSSION...

Accumulating snow and hazardous travel conditions will continue
today, especially southeast of a Peru to Waukegan, Illinois
line.

Wind chills to around 20 to 25 below zero are expected late
tonight through Monday morning.

Extensive ice cover on area rivers may cause localized ice jam
flooding.

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

Monday...
  Elevated Excessive Cold Risk in the morning.
Tuesday...
  Limited Excessive Cold Risk.
Wednesday...
  Limited Snow Risk.
Wednesday night through Friday morning...
  Limited Excessive Cold Risk.

DISCUSSION...

Wind chills to around 20 to 25 below zero are expected Monday morning.

Extensive ice cover on area rivers may cause localized ice jam
flooding.

.SPOTTER INFORMATION STATEMENT...

  Spotter activation will not be necessary through tonight.

$$



Winter Weather Advisory

URGENT - WINTER WEATHER MESSAGE
National Weather Service Chicago IL
355 AM CST Sun Jan 25 2026

ILZ006-103-104-252000-
/O.CON.KLOT.WW.Y.0005.000000T0000Z-260126T0000Z/
Lake IL-Northern Cook-Central Cook-
Including the cities of Waukegan, Gurnee, Schaumburg, Palatine,
Northbrook, Mundelein, Oak Lawn, Des Plaines, Oak Park, Buffalo
Grove, Chicago, La Grange, Evanston, and Cicero
355 AM CST Sun Jan 25 2026

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...Lake effect snow. Total snow accumulations between 1 and 6
  inches, lowest totals over western portions of Lake County and
  northwest Cook County. Isolated totals over 6 inches possible
  within a few miles of the lakeshore.

* WHERE...Central Cook, Lake IL, and Northern Cook Counties.

* WHEN...Until 6 PM CST this evening.

* IMPACTS...Roads, and especially bridges and overpasses, will
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be prepared for slippery roads. Slow down and use caution while
driving. If you are going outside, watch your first few steps taken
on stairs, sidewalks, and driveways. These surfaces could be icy and
slippery, increasing your risk of a fall and injury.

During lake effect snow, the weather can vary from bands of locally
heavy snow to dry weather just a few miles away. Visibilities can
also vary greatly. Be prepared for rapid changes in weather,
visibility, and road conditions.

&&

$$



Cold Weather Advisory

URGENT - WEATHER MESSAGE
National Weather Service Chicago IL
235 AM CST Sun Jan 25 2026

ILZ003>006-008-010>013-019>021-023-032-033-039-103-105>108-251845-
/O.NEW.KLOT.CW.Y.0003.260126T0600Z-260126T1800Z/
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-La
Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-Northern
Cook-Southern Cook-Northern Will-Southern Will-Eastern Will-
Including the cities of Buffalo Grove, Channahon, Bourbonnais,
Rockford, Gilman, Woodstock, Watseka, Northbrook, Pontiac,
Joliet, Lemont, Park Forest, Mokena, Streator, Yorkville,
Wheaton, Des Plaines, Oak Forest, Paxton, Beecher, Aurora, La
Salle, Fairbury, Calumet City, Belvidere, Gibson City, Minooka,
Peotone, Plano, Lombard, Dwight, Oswego, Ottawa, Marseilles, Coal
City, Crete, McHenry, Mendota, Carol Stream, Waukegan, Evanston,
Algonquin, Palatine, Bolingbrook, Byron, Plainfield, Morris,
Orland Park, Mundelein, Naperville, DeKalb, Kankakee, Rochelle,
Wilmington, Crystal Lake, Downers Grove, Oregon, Sycamore,
Manhattan, Dixon, Bradley, Gurnee, Elgin, and Schaumburg
235 AM CST Sun Jan 25 2026

...COLD WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO NOON CST
MONDAY...

* WHAT...Very cold wind chills as low as 20 to 25 below expected.

* WHERE...Portions of central, east central, north central, and
  northeast Illinois.

* WHEN...From midnight tonight to noon CST Monday.

* IMPACTS...The dangerously cold wind chills as low as 25 below zero
  could cause frostbite on exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves.

&&

$$