Alert archive / Illinois / Flash Flood Warnings in 2019

Flash Flood Warning 10, NWS Chicago, IL

June 27, 2019Iroquois County, Kankakee County, Illinois; Jasper County, Newton County, Indiana

NWS Chicago, IL issued this flash flood warning at Jun 27, 2019, 1:26 AM CDT for Iroquois County, Kankakee County, Illinois; Jasper County, Newton County, Indiana. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 27, 2019, 1:26 AM CDT (06:26 UTC)
Expired: Jun 27, 2019, 4:47 AM CDT
In force: 3 hr
Issued by: NWS Chicago, IL
Area: Storm-based polygon
Flood severity: None

Counties Iroquois County, IL, Kankakee County, IL, Jasper County, IN, Newton County, IN

The radar

The Chicago radar (KLOT), 84 km from the middle of the area, began a volume at 06:26 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 forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Chicago, IL wrote its last area forecast discussion before this flash flood warning went out at Jun 27, 1:20 AM CDT, 6 minutes earlier.

Area forecast discussion, Jun 27, 1:20 AM CDT, 6 minutes before

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Hazardous weather outlook, Jun 26, 4:42 PM CDT, 8 hours 44 minutes before

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
442 PM CDT Wed Jun 26 2019

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
272145-
Winnebago-Boone-McHenry-Lake-Ogle-Lee-De Kalb-Kane-DuPage-Cook-
La Salle-Kendall-Grundy-Will-Kankakee-Livingston-Iroquois-Ford-
Porter-Newton-Jasper-Benton-
442 PM CDT Wed Jun 26 2019 /542 PM EDT Wed Jun 26 2019/

This Hazardous Weather Outlook is for portions of North Central
Illinois...Northeast Illinois and Northwest Indiana.

.DAY ONE...Tonight.

Weather hazards expected...

  Limited Thunderstorm Risk...with an associated:
     Limited hail risk...up to nickel to quarter size.
     Limited damaging wind risk...up to 50 to 60 mph.

DISCUSSION...

Isolated thunderstorms are possible through tonight, mainly south
of I-80. There's a low chance for a few strong to marginally
severe thunderstorms capable of strong winds and hail.

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

Thursday...
  Limited Severe Thunderstorm Risk.
  Limited Flooding Risk.
  Limited Excessive Heat Risk.
Friday...
  Limited Severe Thunderstorm Risk.
  Limited Excessive Heat Risk.
Saturday through Tuesday...
  Limited Thunderstorm Risk.
  Limited Excessive Heat Risk.

DISCUSSION:

Very warm to hot and humid conditions are in store through early
next week. While much of the time will likely be dry,
thunderstorms will be possible at times. Isolated strong to severe
thunderstorms are possible on Thursday and Friday afternoon and
evening, primarily north of the Illinois and Kankakee Rivers.
Thursday's risk may be relatively higher in north central Illinois
near the Wisconsin border.

.SPOTTER INFORMATION STATEMENT...

  Spotters may be needed south of I-80 through this evening.

GENERAL STORM MOTION OF THE DAY:

  Moving toward the east northeast through early evening and
  moving toward the southeast in the mid evening and overnight
  at 15 to 25 mph.

LMZ740>745-272145-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
442 PM CDT Wed Jun 26 2019

This Hazardous Weather Outlook is for portions of the Illinois
nearshore waters of Lake Michigan and the Indiana nearshore
waters of Lake Michigan.

.DAY ONE...Tonight.

Weather hazards expected...

  Limited Thunderstorm Risk...with an associated:
     Limited hail risk...up to nickel size.
     Limited thunderstorm wind gust risk...up to 40 knots.

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

Thursday and Friday...
  Limited Severe Thunderstorm Risk.
Saturday through Tuesday...
  Limited Thunderstorm Risk.

RC

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In the hours before

Special weather statement, Jun 26, 11:03 PM CDT, 2 hours 23 minutes before

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Special weather statement, Jun 27, 12:18 AM CDT, 1 hour 8 minutes before

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Special weather statement, Jun 27, 12:21 AM CDT, 1 hour 5 minutes before

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Local storm report, Jun 27, 12:49 AM CDT, 37 minutes before

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Special weather statement, Jun 27, 12:52 AM CDT, 34 minutes before

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Local storm report, Jun 27, 1:02 AM CDT, 24 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 26, 7:05 PM CDT	Special Weather Statement	LOT	Kane	25 min
Jun 26, 7:21 PM CDT	Special Weather Statement	LOT	DuPage	24 min
Jun 26, 7:30 PM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage	33 min
Jun 26, 7:31 PM CDT	Severe Thunderstorm Warning	LOT	Kankakee	29 min
Jun 26, 7:34 PM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage, Will	26 min
Jun 26, 7:59 PM CDT	Special Weather Statement	LOT	DuPage	31 min
Jun 26, 8:20 PM CDT	Special Weather Statement	LOT	Will	25 min
Jun 26, 8:22 PM CDT	Special Weather Statement	LOT	Kendall	23 min
Jun 26, 8:35 PM CDT	Severe Thunderstorm Warning	LOT	Kendall, Will	24 min
Jun 26, 8:40 PM CDT	Special Weather Statement	LOT	DeKalb	35 min
Jun 26, 8:48 PM CDT	Special Weather Statement	LOT	Will	27 min
Jun 26, 8:55 PM CDT	Severe Thunderstorm Warning	LOT	Cook	50 min
Jun 26, 9:03 PM CDT	Flash Flood Warning	LOT	Cook, Will	4 hr
Jun 26, 9:08 PM CDT	Special Marine Warning	LOT		67 min
Jun 26, 9:11 PM CDT	Severe Thunderstorm Warning	LOT	Will	49 min
Jun 26, 9:19 PM CDT	Areal Flood Advisory	LOT	Will	3 hr
Jun 26, 9:24 PM CDT	Special Weather Statement	LOT	Will	36 min
Jun 26, 9:43 PM CDT	Areal Flood Advisory	LOT	Kankakee, Will	3 hr
Jun 26, 10:30 PM CDT	Areal Flood Advisory	LOT	Kankakee	2 hr
Jun 26, 10:39 PM CDT	Flash Flood Warning	LOT	Kankakee	6 hr
Jun 26, 10:55 PM CDT	Areal Flood Advisory	LOT	DeKalb, Lee	3 hr
Jun 26, 11:15 PM CDT	Areal Flood Advisory	LOT	Cook, Will	3 hr
Jun 26, 11:38 PM CDT	Areal Flood Advisory	LOT	Iroquois	3 hr
Jun 26, 11:48 PM CDT	Flash Flood Warning	LOT	Cook, Will	3 hr
Jun 27, 12:18 AM CDT	Special Weather Statement	LOT	Will	27 min
Jun 27, 12:21 AM CDT	Special Weather Statement	LOT	Grundy	24 min
Jun 27, 12:29 AM CDT	Areal Flood Advisory	LOT	Ford, Grundy, Iroquois, Kankakee, Livingston, Will	2 hr
Jun 27, 12:42 AM CDT	Areal Flood Advisory	LOT	Kankakee	2 hr
Jun 27, 12:52 AM CDT	Flash Flood Warning	LOT	Cook, Will	6 hr
Jun 27, 12:52 AM CDT	Special Weather Statement	LOT	Grundy	38 min
Jun 27, 2:22 AM CDT	River Flood Advisory	LOT	Cook	4 hr
Jun 27, 2:41 AM CDT	Flash Flood Warning	LOT	Cook, Will	6 hr
Jun 27, 4:43 AM CDT	Areal Flood Warning	LOT	Kankakee	12 hr
Jun 27, 6:15 AM CDT	River Flood Warning	LOT	Cook	39 hr
Jun 27, 6:21 AM CDT	River Flood Advisory	LOT	Cook	27 hr
Jun 27, 7:46 AM CDT	River Flood Warning	LOT	Kankakee	56 hr
Jun 27, 8:37 AM CDT	Areal Flood Warning	LOT	Cook, Will	9 hr
Jun 27, 4:27 PM CDT	Special Weather Statement	LOT	Boone, Winnebago	48 min
Jun 27, 4:50 PM CDT	Special Weather Statement	LOT	Lee, Ogle	55 min
Jun 27, 5:11 PM CDT	Special Weather Statement	LOT	DeKalb, Kane, McHenry	49 min
Jun 27, 5:12 PM CDT	Special Weather Statement	LOT	Boone	33 min
Jun 27, 5:20 PM CDT	Special Marine Warning	LOT		115 min
Jun 27, 5:40 PM CDT	Special Weather Statement	LOT	McHenry	50 min
Jun 27, 5:44 PM CDT	Special Weather Statement	LOT	Grundy, Kendall, LaSalle	61 min
Jun 27, 5:49 PM CDT	Special Weather Statement	LOT	DuPage, Lake	56 min
Jun 27, 5:58 PM CDT	Special Weather Statement	LOT	DeKalb	62 min
Jun 27, 6:07 PM CDT	Severe Thunderstorm Warning	LOT	DeKalb, Lee	27 min
Jun 27, 6:32 PM CDT	Special Weather Statement	LOT	Cook, Will	58 min
Jun 27, 6:37 PM CDT	Special Weather Statement	LOT	Grundy, LaSalle	53 min
Jun 27, 6:41 PM CDT	Special Weather Statement	LOT	Lake	34 min
Jun 27, 6:44 PM CDT	Special Weather Statement	LOT	Kendall	46 min
Jun 27, 6:58 PM CDT	Special Marine Warning	LOT		62 min
Jun 26, 7:13 PM CDT	Special Weather Statement	LOT	Jasper	47 min
Jun 26, 8:03 PM CDT	Special Weather Statement	LOT	Jasper	42 min
Jun 26, 8:45 PM CDT	Special Weather Statement	LOT	Lake	30 min
Jun 26, 9:32 PM CDT	Special Weather Statement	LOT	Jasper	43 min
Jun 26, 9:38 PM CDT	Special Weather Statement	LOT	Newton	37 min
Jun 26, 9:56 PM CDT	Areal Flood Advisory	LOT	Jasper, Newton	3 hr
Jun 26, 9:59 PM CDT	Severe Thunderstorm Warning	LOT	Jasper, Newton	46 min
Jun 26, 10:00 PM CDT	Areal Flood Advisory	LOT	Porter	3 hr
Jun 26, 10:23 PM CDT	Special Weather Statement	LOT	Newton	37 min
Jun 26, 11:03 PM CDT	Special Weather Statement	LOT	Jasper	42 min
Jun 27, 1:43 AM CDT	Special Weather Statement	LOT	Lake	32 min
Jun 27, 1:46 AM CDT	Flash Flood Warning	LOT	Lake	3 hr
Jun 27, 6:21 AM CDT	River Flood Advisory	LOT	Lake	11 hr
Jun 27, 10:06 AM CDT	River Flood Advisory	LOT	Lake	7 hr
Jun 27, 3:28 PM CDT	River Flood Warning	LOT	Lake	28 hr
Jun 27, 5:27 PM CDT	River Flood Warning	LOT	Lake	9 hr

Nearby

Flash Flood Warnings in Illinois, 2019 Flash Flood Warnings in Indiana, 2019 Every flash flood warning in 2019

Sources

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