Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
339 PM CST Wed Nov 20 2024

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-212145-
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-
339 PM CST Wed Nov 20 2024 /439 PM EST Wed Nov 20 2024/

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

.DAY ONE...Tonight.

Weather hazards expected...

  Limited Snow Risk.

DISCUSSION...

Waves of snow showers tonight will cause reduced visibility at
times and may result in localized slushy accumulations on elevated
or colder surfaces.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Thursday...
  Elevated Non Thunderstorm Wind Risk.
  Limited Snow Risk.
  Moderate Lakeshore Flood Risk at night for Porter County.

DISCUSSION...

A period of moderate to heavy snow is expected across the area
Thursday morning, with the precipitation changing to rain or
drizzle from north to south during the afternoon. Slushy
accumulations are expected on elevated and grassy surfaces, and
likely on some paved surfaces as well during the morning and
early afternoon. Winds will gust up to 45 mph from the west to
northwest through Thursday evening.

Minor lakeshore flooding and erosion due to large waves are
possible along primarily the Porter County shoreline Thursday
night into Friday morning.

.SPOTTER INFORMATION STATEMENT...

  Spotter activation will not be necessary through tonight.

$$

URGENT - WEATHER MESSAGE
National Weather Service Chicago IL
359 AM CST Thu Nov 21 2024

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
211800-
/O.NEW.KLOT.WI.Y.0010.241121T1600Z-241122T0200Z/
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-
Including the cities of Mendota, Bourbonnais, Valparaiso, Orland
Park, Downers Grove, Oswego, La Salle, Northbrook, Waukegan,
Chicago, Palatine, Elgin, Evanston, Belvidere, Rockford,
Fairbury, Oak Lawn, Gary, Crystal Lake, Oregon, Beecher,
Yorkville, Bolingbrook, Streator, Coal City, Gilman, Ottawa,
Bradley, Chesterton, Hammond, Naperville, Marseilles, Park
Forest, Merrillville, Calumet City, Oak Forest, Aurora, Peotone,
Mokena, Rochelle, Buffalo Grove, Carol Stream, Pontiac,
Channahon, McHenry, Wheaton, Woodstock, Lombard, Paxton, La
Grange, Mundelein, Des Plaines, Wilmington, Plano, Oak Park,
Portage, Watseka, Joliet, Crete, Sycamore, Morris, Gibson City,
Lemont, Schaumburg, Manhattan, DeKalb, Kankakee, Plainfield,
Cicero, Gurnee, Byron, Dwight, Minooka, Dixon, and Algonquin
359 AM CST Thu Nov 21 2024

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 8 PM CST THIS
EVENING...

* WHAT...Northwest to north winds 20 to 30 mph with gusts up to 50
  mph expected.

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

* WHEN...From 10 AM this morning to 8 PM CST this evening.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.

Secure outdoor objects.

&&

$$

Ratzer

URGENT - WINTER WEATHER MESSAGE
National Weather Service Chicago IL
358 AM CST Thu Nov 21 2024

ILZ005-006-012-013-020-103>108-211800-
/O.NEW.KLOT.WW.Y.0011.241121T1300Z-241121T1900Z/
McHenry-Lake IL-Kane-DuPage-Kendall-Northern Cook-Central Cook-
Southern Cook-Northern Will-Southern Will-Eastern Will-
Including the cities of Orland Park, Downers Grove, Oswego,
Northbrook, Chicago, Waukegan, Palatine, Elgin, Evanston, Oak
Lawn, Crystal Lake, Beecher, Yorkville, Bolingbrook, Naperville,
Park Forest, Calumet City, Oak Forest, Aurora, Peotone, Mokena,
Buffalo Grove, Carol Stream, Channahon, McHenry, Wheaton,
Woodstock, Lombard, La Grange, Mundelein, Des Plaines,
Wilmington, Plano, Oak Park, Joliet, Crete, Lemont, Manhattan,
Schaumburg, Plainfield, Gurnee, Cicero, and Algonquin
358 AM CST Thu Nov 21 2024

...WINTER WEATHER ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO 1 PM
CST THIS AFTERNOON...

* WHAT...Snow expected. Total snow accumulations 2 to 4 inches.
  Winds gusting as high as 45 mph.

* WHERE...A portion of northeast Illinois.

* WHEN...From 7 AM this morning to 1 PM CST this afternoon.

* IMPACTS...Plan on slippery road conditions and reduced visibility
  in falling snow. The hazardous conditions could impact portions of
  the Thursday morning commute.

* ADDITIONAL DETAILS...Snowfall rates may approach an inch per hour
  for a few hour period this morning. Winds will increase into this
  afternoon with gusts sa high as 50 mph after the bulk of the snow
  falls.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road
conditions for Illinois can be obtained at
www.gettingaroundillinois.com.

&&

$$

Ratzer

Hazard Report Provided By forecast.weather.gov