Alert archive / Illinois / Wind Chill Warnings in 2021

Wind Chill Warning 1, NWS Chicago, IL

February 13, 202111 counties in Illinois

NWS Chicago, IL issued this wind chill warning at Feb 13, 2021, 3:33 AM CST for 11 counties in Illinois. It took effect at Feb 13, 2021, 6:00 PM CST. It was in force for 17 hr. 16 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Feb 13, 2021, 3:33 AM CST (09:33 UTC)
In effect from
Feb 13, 2021, 6:00 PM CST
Expired
Feb 14, 2021, 10:37 AM CST
In force
17 hr
Issued by
NWS Chicago, IL

Counties Boone County, IL, DeKalb County, IL, Grundy County, IL, Kane County, IL, Kendall County, IL, LaSalle County, IL, Lee County, IL, Livingston County, IL, McHenry County, IL, Ogle County, IL, Winnebago County, IL

The radar

The Chicago radar (KLOT), 61 km from the middle of the area, began a volume at 09:32 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Feb 13, 6:00 PM CSTSNOW 0.8Rockford Airport, ILSTORM TOTAL.
Feb 13, 6:45 PM CSTSNOW 2Batavia, ILSTORM TOTAL 2.0 INCHES WITH 0.05 LIQUID.
Feb 13, 7:45 PM CSTSNOW 1.8Harvard, ILRELAYED VIA SOCIAL MEDIA.
Feb 13, 8:00 PM CSTSNOW 2.41 Wnw Dekalb, IL
Feb 14, 6:00 AM CSTSNOW 2Batavia, ILEVENT TOTAL.
Feb 14, 7:00 AM CSTSNOW 1.5Trout Valley, ILEVENT TOTAL.
Feb 14, 7:00 AM CSTSNOW 2.14 Sw Plainfield, ILEVENT TOTAL.
Feb 14, 7:00 AM CSTSNOW 2.41 Wnw Dekalb, ILEVENT TOTAL.
Feb 14, 7:00 AM CSTSNOW 2.54 Se Oswego, ILEVENT TOTAL.
Feb 14, 7:00 AM CSTSNOW 4.11 Nnw La Salle, ILEVENT TOTAL.
Feb 14, 7:30 AM CSTSNOW 1.91 Nnw Batavia, ILEVENT TOTAL.
Feb 14, 8:00 AM CSTSNOW 1.71 Ssw Elgin, ILEVENT TOTAL.
Feb 14, 8:00 AM CSTSNOW 2.31 Nnw Morris, ILEVENT TOTAL.
Feb 14, 8:00 AM CSTSNOW 2.44 Sw Woodstock, ILEVENT TOTAL.
Feb 14, 8:00 AM CSTSNOW 3.53 Nw Carbon Hill, ILEVENT TOTAL.
Feb 14, 9:00 AM CSTSNOW 1.63 Sse Loves Park, ILEVENT TOTAL.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 9.6 hours before the alert went out and 144 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Davenport, at 00:00Z on 2021-02-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Davenport, at 00:00Z on 2021-02-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1325 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
45 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

287 
WWUS43 KLOT 130933
WSWLOT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Chicago IL
333 AM CST Sat Feb 13 2021

...Dangerous Wind Chills Tonight into Sunday...

ILZ003>005-008-010>012-131745-
/O.NEW.KLOT.WC.W.0001.210214T0000Z-210214T1800Z/
Winnebago-Boone-McHenry-Ogle-Lee-De Kalb-Kane-
Including the cities of Rockford, Belvidere, Crystal Lake, 
Algonquin, McHenry, Woodstock, Rochelle, Oregon, Byron, Dixon, 
DeKalb, Sycamore, Aurora, and Elgin
333 AM CST Sat Feb 13 2021

...WIND CHILL WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON
CST SUNDAY...

* WHAT...Dangerously cold wind chills expected. Wind chills as 
  low as 30 to 35 below zero.

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

* WHEN...From 6 PM this evening to noon CST Sunday.

* IMPACTS...The dangerously cold wind chills could cause frostbite
  on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

ILZ019>021-032-131745-
/O.NEW.KLOT.WC.Y.0003.210214T0000Z-210214T1800Z/
La Salle-Kendall-Grundy-Livingston-
Including the cities of Ottawa, Streator, La Salle, Mendota, 
Marseilles, Oswego, Yorkville, Plano, Morris, Coal City, Minooka,
Pontiac, Dwight, and Fairbury
333 AM CST Sat Feb 13 2021

...WIND CHILL ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO NOON
CST SUNDAY...

* WHAT...Very cold wind chills expected. Wind chills of 20 to 30 
  below zero.

* WHERE...La Salle, Kendall, Grundy and Livingston Counties.

* WHEN...From 6 PM this evening to noon CST Sunday.

* IMPACTS...The cold wind chills 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. 

&&

$$

ILZ006-013-023-033-039-103>108-INZ001-010-011-019-131745-
/O.NEW.KLOT.WC.Y.0003.210214T0500Z-210214T1800Z/
Lake IL-DuPage-Kankakee-Iroquois-Ford-Northern Cook-Central Cook-
Southern Cook-Northern Will-Southern Will-Eastern Will-Lake IN-
Newton-Jasper-Benton-
Including the cities of Waukegan, Buffalo Grove, Mundelein, 
Gurnee, Naperville, Wheaton, Downers Grove, Lombard, 
Carol Stream, Kankakee, Bourbonnais, Bradley, Watseka, Gilman, 
Paxton, Gibson City, 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,
Roselawn, Kentland, Morocco, Rensselaer, DeMotte, Fowler, 
and Oxford
333 AM CST Sat Feb 13 2021 /433 AM EST Sat Feb 13 2021/

...WIND CHILL ADVISORY IN EFFECT FROM 11 PM CST /MIDNIGHT EST/
THIS EVENING TO NOON CST /1 PM EST/ SUNDAY...

* WHAT...Very cold wind chills expected. Wind chills of 20 to 25 
  below zero.

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

* WHEN...From 11 PM CST this evening to noon CST Sunday.

* IMPACTS...The cold wind chills 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. 

&&

$$

INZ002-131745-
/O.CON.KLOT.WW.Y.0008.000000T0000Z-210214T0000Z/
Porter-
Including the cities of Portage, Valparaiso, and Chesterton
333 AM CST Sat Feb 13 2021

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

* WHAT...Snow expected. Total snow accumulations of 2 to 4 
  inches with locally higher totals of 4 to 6 inches possible 
  along the Lake Michigan shore.

* WHERE...Porter County.

* WHEN...Until 6 PM CST.

* IMPACTS...Plan on slippery road conditions, including on 
  Interstates 80 and 94.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

The latest road conditions for Indiana are available by calling 1-
800-261-7623.

&&

$$
7 follow-up statements
352 
WWUS43 KLOT 131318
WSWLOT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Chicago IL
718 AM CST Sat Feb 13 2021

...Dangerous Wind Chills Tonight into Sunday...

ILZ003>005-008-010>012-132130-
/O.CON.KLOT.WC.W.0001.210214T0000Z-210214T1800Z/
Winnebago-Boone-McHenry-Ogle-Lee-De Kalb-Kane-
Including the cities of Rockford, Belvidere, Crystal Lake, 
Algonquin, McHenry, Woodstock, Rochelle, Oregon, Byron, Dixon, 
DeKalb, Sycamore, Aurora, and Elgin
718 AM CST Sat Feb 13 2021

...WIND CHILL WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO
NOON CST SUNDAY...

* WHAT...Dangerously cold wind chills expected. Wind chills as 
  low as 30 to 35 below zero.

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

* WHEN...From 6 PM this evening to noon CST Sunday.

* IMPACTS...The dangerously cold wind chills could cause frostbite
  on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves.

&&

$$

INZ001-132130-
/O.EXA.KLOT.WW.Y.0008.000000T0000Z-210214T0000Z/
/O.CON.KLOT.WC.Y.0003.210214T0500Z-210214T1800Z/
Lake IN-
Including the cities of Gary, Hammond, and Merrillville
718 AM CST Sat Feb 13 2021

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

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING
TO NOON CST SUNDAY...

* WHAT...For the Winter Weather Advisory, snow, at times heavy
  with sharply reduced visibility in winds gusting to 30 plus 
  mph, mainly near the lake. Additional snow accumulations of up 
  to three to four inches, primarily in northeast Lake County. For
  the Wind Chill Advisory, very cold wind chills expected. Wind 
  chills as low as 20 below zero.

* WHERE...Lake IN County.

* WHEN...For the Winter Weather Advisory, through 6 PM this
  evening. For the Wind Chill Advisory, from 11 PM CST this 
  evening to noon CST Sunday.

* IMPACTS...The cold wind chills could cause frostbite on exposed
  skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

The latest road conditions for Indiana are available by calling 1-
800-261-7623.

&&

$$

INZ002-132130-
/O.CON.KLOT.WW.Y.0008.000000T0000Z-210214T0000Z/
Porter-
Including the cities of Portage, Valparaiso, and Chesterton
718 AM CST Sat Feb 13 2021

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

* WHAT...Snow, at times heavy, with sharply reduced visibility in
  winds gusting to 30 plus mph, mainly near the lake. Total snow 
  accumulations of 2 to 4 inches with locally higher totals of 4 
  to 6 inches possible along the Lake Michigan shore.

* WHERE...Porter County.

* WHEN...Until 6 PM CST.

* IMPACTS...Plan on slippery road conditions, including on 
  Interstates 80 and 94.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

The latest road conditions for Indiana are available by calling 1-
800-261-7623.

&&

$$

ILZ019>021-032-132130-
/O.CON.KLOT.WC.Y.0003.210214T0000Z-210214T1800Z/
La Salle-Kendall-Grundy-Livingston-
Including the cities of Ottawa, Streator, La Salle, Mendota, 
Marseilles, Oswego, Yorkville, Plano, Morris, Coal City, Minooka,
Pontiac, Dwight, and Fairbury
718 AM CST Sat Feb 13 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON CST SUNDAY...

* WHAT...Very cold wind chills expected. Wind chills of 20 to 30 
  below zero.

* WHERE...La Salle, Kendall, Grundy and Livingston Counties.

* WHEN...From 6 PM this evening to noon CST Sunday.

* IMPACTS...The cold wind chills 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.

&&

$$

ILZ006-013-023-033-039-103>108-INZ010-011-019-132130-
/O.CON.KLOT.WC.Y.0003.210214T0500Z-210214T1800Z/
Lake IL-DuPage-Kankakee-Iroquois-Ford-Northern Cook-Central Cook-
Southern Cook-Northern Will-Southern Will-Eastern Will-Newton-
Jasper-Benton-
Including the cities of Waukegan, Buffalo Grove, Mundelein, 
Gurnee, Naperville, Wheaton, Downers Grove, Lombard, 
Carol Stream, Kankakee, Bourbonnais, Bradley, Watseka, Gilman, 
Paxton, Gibson City, 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, Roselawn, Kentland, Morocco,
Rensselaer, DeMotte, Fowler, and Oxford
718 AM CST Sat Feb 13 2021 /818 AM EST Sat Feb 13 2021/

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 11 PM CST /MIDNIGHT
EST/ THIS EVENING TO NOON CST /1 PM EST/ SUNDAY...

* WHAT...Very cold wind chills expected. Wind chills of 20 to 25 
  below zero.

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

* WHEN...From 11 PM CST this evening to noon CST Sunday.

* IMPACTS...The cold wind chills 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.

&&

$$
414 
WWUS43 KLOT 131534
WSWLOT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Chicago IL
934 AM CST Sat Feb 13 2021

ILZ003>005-008-010>012-132345-
/O.CON.KLOT.WC.W.0001.210214T0000Z-210214T1800Z/
Winnebago-Boone-McHenry-Ogle-Lee-De Kalb-Kane-
Including the cities of Rockford, Belvidere, Crystal Lake, 
Algonquin, McHenry, Woodstock, Rochelle, Oregon, Byron, Dixon, 
DeKalb, Sycamore, Aurora, and Elgin
934 AM CST Sat Feb 13 2021

...WIND CHILL WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO
NOON CST SUNDAY...

* WHAT...Dangerously cold wind chills as low as 35 below zero 
  expected. 

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

* WHEN...From 6 PM this evening to noon CST Sunday.

* IMPACTS...The dangerously cold wind chills could cause frostbite
  on exposed skin in as few as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves.

&&

$$

INZ001-132345-
/O.CON.KLOT.WW.Y.0008.000000T0000Z-210214T0000Z/
/O.CON.KLOT.WC.Y.0003.210214T0500Z-210214T1800Z/
Lake IN-
Including the cities of Gary, Hammond, and Merrillville
934 AM CST Sat Feb 13 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING
TO NOON CST SUNDAY...

* WHAT...For the Winter Weather Advisory, slippery roadways due to
  light snow expected. For the Wind Chill Advisory, very cold 
  wind chills as low as 20 below zero expected.

* WHERE...Lake IN County.

* WHEN...For the Winter Weather Advisory, through 6 PM this 
  evening. For the Wind Chill Advisory, from 11 PM CST this 
  evening to noon CST Sunday.

* IMPACTS...Plan on slippery road conditions, including on
  Interstates 80 and 94. The cold wind chills could cause 
  frostbite on exposed skin in as few as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

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

The latest road conditions for Indiana are available by calling 1-
800-261-7623.

&&

$$

INZ002-132345-
/O.CON.KLOT.WW.Y.0008.000000T0000Z-210214T0000Z/
Porter-
Including the cities of Portage, Valparaiso, and Chesterton
934 AM CST Sat Feb 13 2021

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

* WHAT...Slippery road conditions due to light snow expected.

* WHERE...Porter County.

* WHEN...Until 6 PM CST.

* IMPACTS...Plan on slippery road conditions, including on 
  Interstates 80 and 94.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

The latest road conditions for Indiana are available by calling 1-
800-261-7623.

&&

$$

ILZ019>021-032-132345-
/O.CON.KLOT.WC.Y.0003.210214T0000Z-210214T1800Z/
La Salle-Kendall-Grundy-Livingston-
Including the cities of Ottawa, Streator, La Salle, Mendota, 
Marseilles, Oswego, Yorkville, Plano, Morris, Coal City, Minooka,
Pontiac, Dwight, and Fairbury
934 AM CST Sat Feb 13 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON CST SUNDAY...

* WHAT...Very cold wind chills as low as 30 below zero expected.

* WHERE...La Salle, Kendall, Grundy and Livingston Counties.

* WHEN...From 6 PM this evening to noon CST Sunday.

* IMPACTS...The cold wind chills could cause frostbite on exposed
  skin in as few as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ILZ006-013-023-033-039-103>108-INZ010-011-019-132345-
/O.CON.KLOT.WC.Y.0003.210214T0500Z-210214T1800Z/
Lake IL-DuPage-Kankakee-Iroquois-Ford-Northern Cook-Central Cook-
Southern Cook-Northern Will-Southern Will-Eastern Will-Newton-
Jasper-Benton-
Including the cities of Waukegan, Buffalo Grove, Mundelein, 
Gurnee, Naperville, Wheaton, Downers Grove, Lombard, 
Carol Stream, Kankakee, Bourbonnais, Bradley, Watseka, Gilman, 
Paxton, Gibson City, 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, Roselawn, Kentland, Morocco,
Rensselaer, DeMotte, Fowler, and Oxford
934 AM CST Sat Feb 13 2021 /1034 AM EST Sat Feb 13 2021/

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 11 PM CST /MIDNIGHT
EST/ THIS EVENING TO NOON CST /1 PM EST/ SUNDAY...

* WHAT...Very cold wind chills as low as 25 below zero expected.
 
* WHERE...Portions of northwest Indiana and east central and 
  northeast Illinois.

* WHEN...From 11 PM CST this evening to noon CST Sunday.

* IMPACTS...The cold wind chills could cause frostbite on exposed
  skin in as few as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

BORCHARDT
740 
WWUS43 KLOT 131834
WSWLOT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Chicago IL
1234 PM CST Sat Feb 13 2021

INZ001-140245-
/O.CAN.KLOT.WW.Y.0008.000000T0000Z-210214T0000Z/
/O.CON.KLOT.WC.Y.0003.210214T0500Z-210214T1800Z/
Lake IN-
Including the cities of Gary, Hammond, and Merrillville
1234 PM CST Sat Feb 13 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING
TO NOON CST SUNDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

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

* WHERE...Lake IN County.

* WHEN...From 11 PM this evening to noon CST Sunday.

* IMPACTS...The cold wind chills could cause frostbite on exposed
  skin in as few as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

INZ002-140245-
/O.CAN.KLOT.WW.Y.0008.000000T0000Z-210214T0000Z/
/O.EXA.KLOT.WC.Y.0003.210214T0500Z-210214T1800Z/
Porter-
Including the cities of Portage, Valparaiso, and Chesterton
1234 PM CST Sat Feb 13 2021

...WIND CHILL ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO NOON
CST SUNDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

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

* WHERE...Porter County.

* WHEN...From 11 PM this evening to noon CST Sunday.

* IMPACTS...Plan on slippery road conditions, including on 
  Interstates 80 and 94.

* ADDITIONAL DETAILS...The cold wind chills could cause frostbite
  on exposed skin in as few as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ILZ003>005-008-010>012-140245-
/O.CON.KLOT.WC.W.0001.210214T0000Z-210214T1800Z/
Winnebago-Boone-McHenry-Ogle-Lee-De Kalb-Kane-
Including the cities of Rockford, Belvidere, Crystal Lake, 
Algonquin, McHenry, Woodstock, Rochelle, Oregon, Byron, Dixon, 
DeKalb, Sycamore, Aurora, and Elgin
1234 PM CST Sat Feb 13 2021

...WIND CHILL WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO
NOON CST SUNDAY...

* WHAT...Dangerously cold wind chills as low as 35 below zero 
  expected.

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

* WHEN...From 6 PM this evening to noon CST Sunday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as few as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves.

&&

$$

ILZ019>021-032-140245-
/O.CON.KLOT.WC.Y.0003.210214T0000Z-210214T1800Z/
La Salle-Kendall-Grundy-Livingston-
Including the cities of Ottawa, Streator, La Salle, Mendota, 
Marseilles, Oswego, Yorkville, Plano, Morris, Coal City, Minooka,
Pontiac, Dwight, and Fairbury
1234 PM CST Sat Feb 13 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON CST SUNDAY...

* WHAT...Very cold wind chills as low as 30 below zero expected.

* WHERE...La Salle, Kendall, Grundy and Livingston Counties.

* WHEN...From 6 PM this evening to noon CST Sunday.

* IMPACTS...The cold wind chills could cause frostbite on exposed
  skin in as few as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ILZ006-013-023-033-039-103>108-INZ010-011-019-140245-
/O.CON.KLOT.WC.Y.0003.210214T0500Z-210214T1800Z/
Lake IL-DuPage-Kankakee-Iroquois-Ford-Northern Cook-Central Cook-
Southern Cook-Northern Will-Southern Will-Eastern Will-Newton-
Jasper-Benton-
Including the cities of Waukegan, Buffalo Grove, Mundelein, 
Gurnee, Naperville, Wheaton, Downers Grove, Lombard, 
Carol Stream, Kankakee, Bourbonnais, Bradley, Watseka, Gilman, 
Paxton, Gibson City, 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, Roselawn, Kentland, Morocco,
Rensselaer, DeMotte, Fowler, and Oxford
1234 PM CST Sat Feb 13 2021 /134 PM EST Sat Feb 13 2021/

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 11 PM CST /MIDNIGHT
EST/ THIS EVENING TO NOON CST /1 PM EST/ SUNDAY...

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

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

* WHEN...From 11 PM CST this evening to noon CST Sunday.

* IMPACTS...The cold wind chills could cause frostbite on exposed
  skin in as few as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
185 
WWUS43 KLOT 132027
WSWLOT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Chicago IL
227 PM CST Sat Feb 13 2021

ILZ003>005-008-010>012-140430-
/O.CON.KLOT.WC.W.0001.210214T0000Z-210214T1800Z/
Winnebago-Boone-McHenry-Ogle-Lee-De Kalb-Kane-
Including the cities of Rockford, Belvidere, Crystal Lake, 
Algonquin, McHenry, Woodstock, Rochelle, Oregon, Byron, Dixon, 
DeKalb, Sycamore, Aurora, and Elgin
227 PM CST Sat Feb 13 2021

...WIND CHILL WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO
NOON CST SUNDAY...

* WHAT...Dangerously cold wind chills as low as 35 below zero 
  expected.

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

* WHEN...From 6 PM this evening to noon CST Sunday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as few as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves.

&&

$$

ILZ019>021-032-140430-
/O.CON.KLOT.WC.Y.0003.210214T0000Z-210214T1800Z/
La Salle-Kendall-Grundy-Livingston-
Including the cities of Ottawa, Streator, La Salle, Mendota, 
Marseilles, Oswego, Yorkville, Plano, Morris, Coal City, Minooka,
Pontiac, Dwight, and Fairbury
227 PM CST Sat Feb 13 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON CST SUNDAY...

* WHAT...Very cold wind chills as low as 30 below zero expected.

* WHERE...La Salle, Kendall, Grundy and Livingston Counties.

* WHEN...From 6 PM this evening to noon CST Sunday.

* IMPACTS...The cold wind chills could cause frostbite on 
  exposed skin in as few as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ILZ006-013-023-033-039-103>108-INZ001-002-010-011-019-140430-
/O.CON.KLOT.WC.Y.0003.210214T0500Z-210214T1800Z/
Lake IL-DuPage-Kankakee-Iroquois-Ford-Northern Cook-Central Cook-
Southern Cook-Northern Will-Southern Will-Eastern Will-Lake IN-
Porter-Newton-Jasper-Benton-
Including the cities of Waukegan, Buffalo Grove, Mundelein, 
Gurnee, Naperville, Wheaton, Downers Grove, Lombard, 
Carol Stream, Kankakee, Bourbonnais, Bradley, Watseka, Gilman, 
Paxton, Gibson City, 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, Chesterton, Roselawn, Kentland, Morocco, 
Rensselaer, DeMotte, Fowler, and Oxford
227 PM CST Sat Feb 13 2021 /327 PM EST Sat Feb 13 2021/

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 11 PM CST /MIDNIGHT
EST/ THIS EVENING TO NOON CST /1 PM EST/ SUNDAY...

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

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

* WHEN...From 11 PM CST this evening to noon CST Sunday.

* IMPACTS...The cold wind chills could cause frostbite on 
  exposed skin in as few as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

BORCHARDT
485 
WWUS43 KLOT 140236
WSWLOT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Chicago IL
836 PM CST Sat Feb 13 2021

ILZ019>021-032-141130-
/O.UPG.KLOT.WC.Y.0003.000000T0000Z-210214T1800Z/
/O.EXA.KLOT.WC.W.0001.000000T0000Z-210214T1800Z/
La Salle-Kendall-Grundy-Livingston-
Including the cities of Ottawa, Streator, La Salle, Mendota, 
Marseilles, Oswego, Yorkville, Plano, Morris, Coal City, Minooka,
Pontiac, Dwight, and Fairbury
836 PM CST Sat Feb 13 2021

...WIND CHILL WARNING IN EFFECT UNTIL NOON CST SUNDAY...

* WHAT...Dangerously cold wind chills. Wind chills of 30 to 35
  below zero.

* WHERE...La Salle, Kendall, Grundy and Livingston Counties.

* WHEN...Until noon CST Sunday.

* IMPACTS...The cold wind chills could cause frostbite on exposed
  skin in as few as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

ILZ003>005-008-010>012-141130-
/O.CON.KLOT.WC.W.0001.000000T0000Z-210214T1800Z/
Winnebago-Boone-McHenry-Ogle-Lee-De Kalb-Kane-
Including the cities of Rockford, Belvidere, Crystal Lake, 
Algonquin, McHenry, Woodstock, Rochelle, Oregon, Byron, Dixon, 
DeKalb, Sycamore, Aurora, and Elgin
836 PM CST Sat Feb 13 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST SUNDAY...

* WHAT...Dangerously cold wind chills as low as 35 below zero 
  expected.

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

* WHEN...Until noon CST Sunday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as few as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves.

&&

$$

ILZ006-013-023-033-039-103>108-INZ001-002-010-011-019-141130-
/O.CON.KLOT.WC.Y.0003.210214T0500Z-210214T1800Z/
Lake IL-DuPage-Kankakee-Iroquois-Ford-Northern Cook-Central Cook-
Southern Cook-Northern Will-Southern Will-Eastern Will-Lake IN-
Porter-Newton-Jasper-Benton-
Including the cities of Waukegan, Buffalo Grove, Mundelein, 
Gurnee, Naperville, Wheaton, Downers Grove, Lombard, 
Carol Stream, Kankakee, Bourbonnais, Bradley, Watseka, Gilman, 
Paxton, Gibson City, 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, Chesterton, Roselawn, Kentland, Morocco, 
Rensselaer, DeMotte, Fowler, and Oxford
836 PM CST Sat Feb 13 2021 /936 PM EST Sat Feb 13 2021/

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST /1 PM
EST/ SUNDAY...

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

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

* WHEN...From 11 PM CST this evening to noon CST Sunday.

* IMPACTS...The cold wind chills could cause frostbite on 
  exposed skin in as few as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

Carlaw
125 
WWUS43 KLOT 140959
WSWLOT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Chicago IL
359 AM CST Sun Feb 14 2021

...DANGEROUS WIND CHILLS SUNDAY THROUGH MID-DAY MONDAY...
...SNOW SUNDAY AFTERNOON THROUGH MONDAY NIGHT...

.Below zero temperatures combined with gusty winds will create
dangerous wind chill conditions. There is a threat of frostbite to
exposed skin. Another weather system will create snow Sunday
afternoon to Monday overnight, creating possible travel hazards.

ILZ003>005-008-010>012-019>021-032-141800-
/O.EXB.KLOT.WC.Y.0003.210214T1800Z-210215T1800Z/
/O.CON.KLOT.WC.W.0001.000000T0000Z-210214T1800Z/
Winnebago-Boone-McHenry-Ogle-Lee-De Kalb-Kane-La Salle-Kendall-
Grundy-Livingston-
Including the cities of Rockford, Belvidere, Crystal Lake, 
Algonquin, McHenry, Woodstock, Rochelle, Oregon, Byron, Dixon, 
DeKalb, Sycamore, Aurora, Elgin, Ottawa, Streator, La Salle, 
Mendota, Marseilles, Oswego, Yorkville, Plano, Morris, Coal City,
Minooka, Pontiac, Dwight, and Fairbury
359 AM CST Sun Feb 14 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...
...WIND CHILL ADVISORY IN EFFECT FROM NOON TODAY TO NOON CST
MONDAY...

* WHAT...For the Wind Chill Warning, dangerously cold wind chills.
  Wind chills as low as 35 below zero. For the Wind Chill
  Advisory, very cold wind chills expected. Wind chills from 20 to
  28 below zero.

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

* WHEN...For the Wind Chill Warning, until noon CST today. For 
  the Wind Chill Advisory, from noon today to noon CST Monday.

* IMPACTS...The cold wind chills could cause frostbite on exposed
  skin in as few as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

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

&&

$$

ILZ023-033-039-108-141800-
/O.NEW.KLOT.WW.Y.0009.210215T0000Z-210216T0900Z/
/O.EXT.KLOT.WC.Y.0003.000000T0000Z-210215T1800Z/
Kankakee-Iroquois-Ford-Eastern Will-
Including the cities of Kankakee, Bourbonnais, Bradley, Watseka, 
Gilman, Paxton, Gibson City, Crete, Peotone, and Beecher
359 AM CST Sun Feb 14 2021

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL NOON CST MONDAY...
...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
3 AM CST TUESDAY...

* WHAT...For the Winter Weather Advisory, snow expected. Total 
  snow accumulations of 2 to 4 inches. For the Wind Chill 
  Advisory, very cold wind chills. Wind chills from 20 to
  28 below zero.

* WHERE...Kankakee, Iroquois, Ford and Eastern Will Counties.

* WHEN...For the Winter Weather Advisory, from 6 PM this evening 
  to 3 AM CST Tuesday. For the Wind Chill Advisory, until noon 
  CST Monday.

* IMPACTS...Plan on slippery road conditions. The hazardous
  conditions could impact the morning or evening commute. The cold
  wind chills could cause frostbite on exposed skin in as few as 10
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

The latest road conditions for Illinois can be obtained on the
internet at www.gettingaroundillinois.com.

&&

$$

INZ002-010-011-019-141800-
/O.NEW.KLOT.WW.Y.0009.210215T0000Z-210216T0900Z/
/O.CON.KLOT.WC.Y.0003.000000T0000Z-210214T1800Z/
Porter-Newton-Jasper-Benton-
Including the cities of Portage, Valparaiso, Chesterton, 
Roselawn, Kentland, Morocco, Rensselaer, DeMotte, Fowler, 
and Oxford
359 AM CST Sun Feb 14 2021 /459 AM EST Sun Feb 14 2021/

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST /1 PM
EST/ TODAY...
...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM CST /7 PM EST/
THIS EVENING TO 3 AM CST /4 AM EST/ TUESDAY...

* WHAT...For the Winter Weather Advisory, snow expected. Total 
  snow accumulations of 3 to 5 inches. For the Wind Chill 
  Advisory, very cold wind chills. Wind chills as low as 25 
  below zero.

* WHERE...Porter, Newton, Jasper and Benton Counties.

* WHEN...For the Winter Weather Advisory, from 6 PM CST /7 PM 
  EST/ this evening to 3 AM CST /4 AM EST/ Tuesday. For the Wind 
  Chill Advisory, until noon CST /1 PM EST/ today.

* IMPACTS...Plan on slippery road conditions from snow. The
  hazardous conditions could impact the morning or evening
  commute. The cold wind chills could cause frostbite on exposed
  skin in as few as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

The latest road conditions for Indiana are available by calling 1-
800-261-7623.

&&

$$

ILZ103>105-141800-
/O.NEW.KLOT.WS.A.0004.210215T0900Z-210216T1800Z/
/O.EXT.KLOT.WC.Y.0003.000000T0000Z-210215T1800Z/
Northern Cook-Central Cook-Southern Cook-
Including the cities of Evanston, Des Plaines, Schaumburg, 
Palatine, Northbrook, Chicago, Cicero, Oak Lawn, Oak Park, 
La Grange, Calumet City, Oak Forest, Lemont, Orland Park, 
and Park Forest
359 AM CST Sun Feb 14 2021

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL NOON CST MONDAY...
...WINTER STORM WATCH IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
MORNING...

* WHAT...For the Wind Chill Advisory, very cold wind chills. Wind
  chills as low as 30 below zero. For the Winter Storm Watch,
  heavy snow possible. Total snow accumulations of 4 to 8 inches
  possible, with highest accumulations within a few miles of Lake
  Michigan.

* WHERE...Northern Cook, Central Cook and Southern Cook Counties.

* WHEN...For the Wind Chill Advisory, until noon CST Monday. For 
  the Winter Storm Watch, from late tonight through Tuesday 
  morning.

* IMPACTS...Travel could be very difficult. The hazardous 
  conditions could impact the morning or evening commute. The 
  cold wind chills could cause frostbite on exposed skin in as 
  few as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Monitor the latest forecasts for updates on this situation. 

&&

$$

ILZ006-013-106-107-141800-
/O.EXT.KLOT.WC.Y.0003.000000T0000Z-210215T1800Z/
Lake IL-DuPage-Northern Will-Southern Will-
Including the cities of Waukegan, Buffalo Grove, Mundelein, 
Gurnee, Naperville, Wheaton, Downers Grove, Lombard, 
Carol Stream, Joliet, Bolingbrook, Plainfield, Mokena, Channahon,
Manhattan, and Wilmington
359 AM CST Sun Feb 14 2021

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL NOON CST MONDAY...

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

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

* WHEN...Until noon CST Monday.

* IMPACTS...The cold wind chills could cause frostbite on exposed
  skin in as few as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

INZ001-141800-
/O.NEW.KLOT.WS.A.0004.210215T0000Z-210216T0900Z/
/O.CON.KLOT.WC.Y.0003.000000T0000Z-210214T1800Z/
Lake IN-
Including the cities of Gary, Hammond, and Merrillville
359 AM CST Sun Feb 14 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...
...WINTER STORM WATCH IN EFFECT FROM THIS EVENING THROUGH LATE
MONDAY NIGHT...

* WHAT...For the Wind Chill Advisory, very cold wind chills. Wind
  chills as low as 25 below zero. For the Winter Storm Watch,
  heavy snow possible. Total snow accumulations of 4 to 8 inches 
  possible, with highest accumulations within a few miles of Lake
  Michigan.

* WHERE...Lake IN County.

* WHEN...For the Wind Chill Advisory, until noon CST today. For 
  the Winter Storm Watch, from this evening through late Monday 
  night.

* IMPACTS...Travel could be very difficult. The hazardous
  conditions could impact the morning or evening commute. The cold
  wind chills could cause frostbite on exposed skin in as few as 10
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Monitor the latest forecasts for updates on this situation. 

&&

$$
936 
WWUS43 KLOT 141637
WSWLOT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Chicago IL
1037 AM CST Sun Feb 14 2021

...DANGEROUS WIND CHILLS SUNDAY THROUGH MID-DAY MONDAY... ...SNOW
SUNDAY AFTERNOON THROUGH MONDAY NIGHT...

.Below zero temperatures combined with gusty winds will create
dangerous wind chill conditions. There is a threat of frostbite
to exposed skin. Another weather system will create snow Sunday
afternoon to Monday overnight, creating travel hazards.

ILZ003>005-008-010>012-019>021-032-150045-
/O.CAN.KLOT.WC.W.0001.000000T0000Z-210214T1800Z/
/O.EXT.KLOT.WC.Y.0003.210214T1637Z-210215T1800Z/
Winnebago-Boone-McHenry-Ogle-Lee-De Kalb-Kane-La Salle-Kendall-
Grundy-Livingston-
Including the cities of Rockford, Belvidere, Crystal Lake, 
Algonquin, McHenry, Woodstock, Rochelle, Oregon, Byron, Dixon, 
DeKalb, Sycamore, Aurora, Elgin, Ottawa, Streator, La Salle, 
Mendota, Marseilles, Oswego, Yorkville, Plano, Morris, Coal City,
Minooka, Pontiac, Dwight, and Fairbury
1037 AM CST Sun Feb 14 2021

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL NOON CST MONDAY...
...WIND CHILL WARNING IS CANCELLED...

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

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

* WHEN...Until noon CST Monday.

* IMPACTS...The cold wind chills could cause frostbite on exposed
  skin in as few as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

INZ002-010-011-019-150045-
/O.CAN.KLOT.WC.Y.0003.000000T0000Z-210214T1800Z/
/O.CON.KLOT.WW.Y.0009.210215T0000Z-210216T0900Z/
Porter-Newton-Jasper-Benton-
Including the cities of Portage, Valparaiso, Chesterton, 
Roselawn, Kentland, Morocco, Rensselaer, DeMotte, Fowler, 
and Oxford
1037 AM CST Sun Feb 14 2021 /1137 AM EST Sun Feb 14 2021/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM CST /7 PM
EST/ THIS EVENING TO 3 AM CST /4 AM EST/ TUESDAY...
...WIND CHILL ADVISORY IS CANCELLED...

* WHAT...Slippery travel due to snow expected. Total snow
  accumulations of at least 3 to 5 inches are expected. 

* WHERE...Porter, Newton, Jasper and Benton Counties.

* WHEN...From 6 PM CST /7 PM EST/ this evening to 3 AM CST /4 AM 
  EST/ Tuesday.

* IMPACTS...Plan on slippery road conditions. 

  PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for Indiana are available by calling 1-
800-261-7623.

&&

$$

INZ001-150045-
/O.CAN.KLOT.WC.Y.0003.000000T0000Z-210214T1800Z/
/O.CON.KLOT.WS.A.0004.210215T0000Z-210216T0900Z/
Lake IN-
Including the cities of Gary, Hammond, and Merrillville
1037 AM CST Sun Feb 14 2021

...WINTER STORM WATCH REMAINS IN EFFECT FROM 6 PM CST THIS
EVENING THROUGH LATE MONDAY NIGHT...
...WIND CHILL ADVISORY IS CANCELLED...

* WHAT...Dangerous travel conditions and low visibility due to
  heavy snow possible. Total snow accumulations of 3 to 8 inches
  are possible.

* WHERE...Lake IN County.

* WHEN...From 6 PM CST this evening through late Monday night.

* IMPACTS...Travel could be very difficult. The hazardous
  conditions could impact work commutes. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation. 

&&

$$

ILZ023-033-039-108-150045-
/O.CON.KLOT.WC.Y.0003.000000T0000Z-210215T1800Z/
/O.CON.KLOT.WW.Y.0009.210215T0000Z-210216T0900Z/
Kankakee-Iroquois-Ford-Eastern Will-
Including the cities of Kankakee, Bourbonnais, Bradley, Watseka, 
Gilman, Paxton, Gibson City, Crete, Peotone, and Beecher
1037 AM CST Sun Feb 14 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST MONDAY...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 3 AM CST TUESDAY...

* WHAT...For the Wind Chill Advisory, very cold wind chills as low
  as 25 below zero expected. For the Winter Weather Advisory,
  slippery travel due to snow expected. Total snow accumulations
  of 2 to 4 inches are expected. 

* WHERE...Eastern Will, Kankakee, Ford and Iroquois Counties.

* WHEN...For the Wind Chill Advisory, until noon CST Monday. For 
  the Winter Weather Advisory, from 6 PM this evening to 3 AM 
  CST Tuesday.

* IMPACTS...Plan on slippery road conditions. The cold wind 
  chills could cause frostbite on exposed skin in as few as 30 
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Slow down and use caution while traveling. 

The latest road conditions for Illinois can be obtained on the
internet at www.gettingaroundillinois.com.

&&

$$

ILZ103>105-150045-
/O.CON.KLOT.WC.Y.0003.000000T0000Z-210215T1800Z/
/O.CON.KLOT.WS.A.0004.210215T0900Z-210216T1800Z/
Northern Cook-Central Cook-Southern Cook-
Including the cities of Evanston, Des Plaines, Schaumburg, 
Palatine, Northbrook, Chicago, Cicero, Oak Lawn, Oak Park, 
La Grange, Calumet City, Oak Forest, Lemont, Orland Park, 
and Park Forest
1037 AM CST Sun Feb 14 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST MONDAY...
...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
TUESDAY MORNING...

* WHAT...For the Wind Chill Advisory, very cold wind chills as low
  as 20 below zero. For the Winter Storm Watch, dangerous travel
  conditions and low visibility due to heavy snow possible. Total
  snow accumulations of 1 to 8 inches possible.

* WHERE...Central Cook, Southern Cook and Northern Cook Counties.

* WHEN...For the Wind Chill Advisory, until noon CST Monday. For 
  the Winter Storm Watch, from late tonight through Tuesday 
  morning.

* IMPACTS...Travel could be very difficult. The cold wind chills 
  could cause frostbite on exposed skin in as few as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Monitor the latest forecasts for updates on this situation. 

&&

$$

ILZ006-013-106-107-150045-
/O.CON.KLOT.WC.Y.0003.000000T0000Z-210215T1800Z/
Lake IL-DuPage-Northern Will-Southern Will-
Including the cities of Waukegan, Buffalo Grove, Mundelein, 
Gurnee, Naperville, Wheaton, Downers Grove, Lombard, 
Carol Stream, Joliet, Bolingbrook, Plainfield, Mokena, Channahon,
Manhattan, and Wilmington
1037 AM CST Sun Feb 14 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST MONDAY...

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

* WHERE...Lake IL, Northern Will, Southern Will and DuPage 
  Counties.

* WHEN...Until noon CST Monday.

* IMPACTS...The cold wind chills could cause frostbite on 
  exposed skin in as few as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

BORCHARDT

The office that day

Everything else NWS Chicago, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 13, 3:33 AM CSTWind Chill AdvisoryLOTBoone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more56 hr

Nearby

Wind Chill Warnings in Illinois, 2021Every wind chill warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.