Alert archive / Indiana / Flash Flood Warnings in 2007
Flash Flood Warning 12, NWS Chicago, IL
NWS Chicago, IL issued this flash flood warning at Jun 19, 2007, 5:20 AM CDT for Jasper County, Indiana. It was in force for 6 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 19, 2007, 5:20 AM CDT (10:20 UTC)
- Expired
- Jun 19, 2007, 11:15 AM CDT
- In force
- 6 hr
- Issued by
- NWS Chicago, IL
- Area
- Whole counties
County Jasper County, IN
The radar
The Chicago radar (KLOT), 104 km from the middle of the area, began a volume at 10:22 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.
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 10.3 hours before the alert went out and 159 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.
- Mixed-layer CAPE
- 1037 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 1342 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 97 m²/s²
- 0-3 km storm-relative helicity
- 212 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.8
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 18, 6:45 PM CDT, 10 hours 35 minutes earlier.
Area forecast discussion, Jun 18, 6:45 PM CDT, 10 hours 35 minutes before
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</html>Hazardous weather outlook, Jun 18, 4:00 PM CDT, 13 hours 20 minutes before
HAZARDOUS WEATHER OUTLOOK...CORRECTION NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 400 PM CDT MON JUN 18 2007 ILZ003>006-008-010>014-019>022-023-032-033-039-INZ001-002-010-011- 019-190930- WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DU PAGE-COOK- LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-IROQUOIS-FORD- LAKE IN-PORTER-NEWTON-JASPER-BENTON- 400 PM CDT MON JUN 18 2007 THIS PORTION OF THE HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL AND NORTHEAST ILLINOIS...AND NORTHWEST INDIANA. .DAY ONE... TONIGHT THUNDERSTORMS WILL MOVE THROUGH THE AREA OVERNIGHT. MAIN HAZARDS WILL BE HEAVY RAINS CREATING PONDING OF ROADWAYS AND GUSTS TO 50 MPH OR GREATER. ADDITIONALLY WILL BE THE USUAL HAZARDOUS LIGHTNING AND POSSIBLY SOME SMALL HAIL. THERE HAVE BEEN SOME STORMS THIS EVENING REACHING SEVERE WIND CRITERIA. ISOLATED SEVERE STORMS ARE STILL POSSIBLE THROUGH THE EVENING. .DAYS TWO THROUGH SEVEN... TUESDAY THROUGH SUNDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .SPOTTER INFORMATION STATEMENT... SPOTTER REPORTS ARE REQUESTED AND APPRECIATED. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO (LOWER CASE) LMZ740>745-766-190930- WINTHROP HARBOR IL TO MICHIGAN CITY IN- LAKE MICHIGAN- 400 PM CDT MON JUN 18 2007 THIS PORTION OF THE HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS AND INDIANA WATERS OF LAKE MICHIGAN. .DAY ONE... TONIGHT THUNDERSTORMS WILL MOVE OVER LAKE MICHIGAN OVERNIGHT. MAIN HAZARDS WILL BE GUSTS TO 35 KNOTS OR MORE. ADDITIONALLY WILL BE THE USUAL HAZARDOUS LIGHTNING AND POSSIBLY SOME SMALL HAIL. A SMALL CRAFT ADVISORY FOR WAVES TO 3 FEET WILL REMAIN IN EFFECT INTO THE MORNING HOURS TUESDAY FOR THE ILLINOIS AND INDIANA NEARSHORE WATERS. WINDS AND WAVES MAY BE MUCH HIGHER IN AND AROUND THUNDERSTORMS. .DAYS TWO THROUGH SEVEN... TUESDAY THROUGH SUNDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO (LOWER CASE)
The office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 9:49 PM CDT | Flash Flood Warning | LOT | Winnebago | 6 hr |
| Jun 18, 10:11 PM CDT | Flash Flood Warning | LOT | Boone, McHenry | 6 hr |
Nearby
Flash Flood Warnings in Indiana, 2007Every flash flood warning in 2007
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.