Illinois, 2019

Extreme Cold in Illinois, January 29 to 31, 2019

January 29 to 31, 2019 · NWS LOT · 18 events in 18 counties and zones

Extremely cold air moved across northern Illinois during the evening of January 29th and continued through midday on January 31st. Air temperatures were below zero for 52 consecutive hours at Chicago O'Hare Airport, making it the 4th longest stretch of hours below zero at Chicago.

Where it happened

Every event with a place to put it; 16 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
18

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS LOT wrote it up.

Extremely cold air moved across northern Illinois during the evening of January 29th and continued through midday on January 31st. Air temperatures were below zero for 52 consecutive hours at Chicago O'Hare Airport, making it the 4th longest stretch of hours below zero at Chicago. Chicago O'Hare set a daily record low of -23 on the morning of January 30th and -21 on the morning of January 31st. Rockford set their all time record low temperature of -31 on the morning of January 31st, with a low of -25 on the morning of January 30th and -16 on the evening of January 29th. Air temperatures were below zero for 57 consecutive hours at Rockford Airport, making it the 9th longest stretch of hours below zero at Rockford.

Other low temperatures on the morning of January 31st included: -32 at Sugar Grove (ARR); -31 at Rochelle (RPJ); -29 at West Chicago (DPA); -28 at Barrington; -25 at DeKalb (DKB); -24 at Lansing (IGQ); -23 at Waukegan; -23 at Joliet (JOT) and -22 at Dwight.

The lowest wind chills occurred during the morning of January 30th. The lowest observed wind chills were -56 at DeKalb; -55 at West Chicago; -54 at Pontiac, Rochelle and Sugar Grove; -53 at Morris, Peru and Romeoville; -52 at Chicago O'Hare and Kankakee; -51 at Chicago Midway, Rockford Airport, Lansing; -50 at Chicago Northerly Island; -48 at Wheeling and -45 at Joliet and Waukegan.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

18 extreme cold/wind chill. Local standard time, as filed.

Extreme Cold/Wind Chill, Kane

When
January 29, 6:52 PM CST to January 31, 12:00 PM CST
Where
Kane forecast zone
Reported by
ASOS
Coordinates
41.939, -88.429 (the zone’s center; the record gives no point)

Extreme Cold/Wind Chill, Lee

When
January 29, 7:35 PM CST to January 31, 12:00 PM CST
Where
Lee forecast zone
Reported by
AWOS
Coordinates
41.746, -89.300 (the zone’s center; the record gives no point)

Extreme Cold/Wind Chill, Ogle

When
January 29, 7:35 PM CST to January 31, 12:00 PM CST
Where
Ogle forecast zone
Reported by
AWOS
Coordinates
42.043, -89.321 (the zone’s center; the record gives no point)

Extreme Cold/Wind Chill, De Kalb

When
January 29, 7:55 PM CST to January 31, 12:00 PM CST
Where
De Kalb forecast zone
Reported by
AWOS
Coordinates
41.894, -88.770 (the zone’s center; the record gives no point)

Extreme Cold/Wind Chill, Du Page

When
January 29, 9:52 PM CST to January 31, 12:00 PM CST
Where
Du Page forecast zone
Reported by
AWOS
Coordinates
41.852, -88.086 (the zone’s center; the record gives no point)

Extreme Cold/Wind Chill, Winnebago

When
January 29, 9:54 PM CST to January 31, 12:00 PM CST
Where
Winnebago forecast zone
Reported by
ASOS
Coordinates
42.336, -89.161 (the zone’s center; the record gives no point)

Extreme Cold/Wind Chill, La Salle

When
January 29, 9:55 PM CST to January 31, 9:00 AM CST
Where
La Salle forecast zone
Reported by
AWOS
Coordinates
41.344, -88.886 (the zone’s center; the record gives no point)

Extreme Cold/Wind Chill, Boone

When
January 29, 10:00 PM CST to January 31, 12:00 PM CST
Where
Boone forecast zone
Reported by
ASOS
Coordinates
42.323, -88.823 (the zone’s center; the record gives no point)

Extreme Cold/Wind Chill, McHenry

When
January 29, 10:00 PM CST to January 31, 12:00 PM CST
Where
McHenry forecast zone
Reported by
ASOS
Coordinates
42.324, -88.452 (the zone’s center; the record gives no point)

Extreme Cold/Wind Chill, Kendall

When
January 29, 10:00 PM CST to January 31, 12:00 PM CST
Where
Kendall forecast zone
Reported by
AWOS
Coordinates
41.591, -88.429 (the zone’s center; the record gives no point)

Extreme Cold/Wind Chill, Will

When
January 29, 10:15 PM CST to January 31, 10:00 AM CST
Where
Will forecast zone
Reported by
AWOS

Extreme Cold/Wind Chill, Grundy

When
January 29, 10:35 PM CST to January 31, 9:00 AM CST
Where
Grundy forecast zone
Reported by
AWOS
Coordinates
41.285, -88.418 (the zone’s center; the record gives no point)

Extreme Cold/Wind Chill, Cook

When
January 29, 10:51 PM CST to January 31, 12:00 PM CST
Where
Cook forecast zone
Reported by
ASOS

Extreme Cold/Wind Chill, Livingston

When
January 29, 10:55 PM CST to January 31, 1:00 AM CST
Where
Livingston forecast zone
Reported by
AWOS
Coordinates
40.892, -88.558 (the zone’s center; the record gives no point)

Extreme Cold/Wind Chill, Lake

When
January 29, 11:55 PM CST to January 31, 12:00 PM CST
Where
Lake forecast zone
Reported by
ASOS
Coordinates
42.349, -87.862 (the zone’s center; the record gives no point)

Extreme Cold/Wind Chill, Ford

When
January 30, 12:00 AM CST to 11:00 PM CST
Where
Ford forecast zone
Reported by
AWOS
Coordinates
40.597, -88.223 (the zone’s center; the record gives no point)

Extreme Cold/Wind Chill, Iroquois

When
January 30, 12:00 AM CST to 11:00 PM CST
Where
Iroquois forecast zone
Reported by
AWOS
Coordinates
40.747, -87.824 (the zone’s center; the record gives no point)

Extreme Cold/Wind Chill, Kankakee

When
January 30, 12:35 AM CST to 11:00 PM CST
Where
Kankakee forecast zone
Reported by
AWOS
Coordinates
41.138, -87.862 (the zone’s center; the record gives no point)

What these are

Extreme Cold/Wind Chill
Temperatures or wind chills at or below the local warning criteria, or cold that caused deaths.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Illinois in 2019Every state in 2019This day in weather historyWarnings in Illinois, January 2019

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-30. Each event’s entry at NCEI: 803948, 803943, 803945, 803946, 803949, 803941, 803954, 803942, 803947, 803951, 803953, 803952, 803950, 803955, 803959, 803957, 803958, 803956.