Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
356 AM CST Sat Feb 21 2026

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-221000-
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-
356 AM CST Sat Feb 21 2026 /456 AM EST Sat Feb 21 2026/

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

.DAY ONE...Today and Tonight.

  Limited Snow Risk tonight, mainly for northeast Illinois and
  northwest Indiana.

DISCUSSION...

A period of light snow may result in some locally slippery travel
tonight, mainly across northwest Indiana.

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

Sunday through Monday ...
  Limited Snow Risk, mainly for northwest Indiana.
Tuesday...
  Limited Snow Risk northeast Illinois.

DISCUSSION...

A period of accumulating lake effect snow may focus across
parts of northwest Indiana, and particularly parts of Porter
County into Monday resulting in periods of hazardous travel.

.SPOTTER INFORMATION STATEMENT...

  Spotter activation will not be necessary through tonight.

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Chicago IL
102 PM CST Sat Feb 21 2026

INZ002-220515-
/O.NEW.KLOT.WW.Y.0009.260222T0600Z-260223T1800Z/
Porter-
Including the cities of Valparaiso, Portage, and Chesterton
102 PM CST Sat Feb 21 2026

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

* WHAT...Lake effect snow expected. Total snow accumulations between
  2 and 5 inches, with locally higher amounts possible mainly east
  of State Road 49 and north of US Route 30. Some blowing and
  drifting snow is possible Sunday night into Monday.

* WHERE...Porter County. The highest totals are expected across the
  northeast half of the county.

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

* IMPACTS...Roads, and especially bridges and overpasses, will
  likely become slick and hazardous. The hazardous conditions are
  expected to impact the Monday morning commute.

* ADDITIONAL DETAILS...A period of snow with some lake enhancement
  will develop late tonight through Sunday morning. A brief lull in
  snowfall may occur towards midday Sunday before another round of
  lake effect snow develops Sunday afternoon and evening through
  Monday morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road
conditions for Indiana can be obtained at https://511in.org.

&&

$$

Hazard Report Provided By forecast.weather.gov