Alert archive / Indiana / Flash Flood Warnings in 2009
Flash Flood Warning 10, NWS Chicago, IL
NWS Chicago, IL issued this flash flood warning at Jun 1, 2009, 7:45 PM EDT for Benton 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 1, 2009, 7:45 PM EDT (23:45 UTC)
- Expired
- Jun 2, 2009, 1:45 AM EDT
- In force
- 6 hr
- Issued by
- NWS Chicago, IL
- Area
- Storm-based polygon
- Flood severity
- None
County Benton County, IN
The radar
The Chicago radar (KLOT), 129 km from the middle of the area, began a volume at 23:45 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 12:00Z, 11.8 hours before the alert went out and 120 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
- 335 J/kg
- Mixed-layer CIN
- -222 J/kg
- Mixed-layer LCL
- 1332 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 197 m²/s²
- 0-3 km storm-relative helicity
- 155 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
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 1, 7:26 PM EDT, 19 minutes earlier.
Area forecast discussion, Jun 1, 7:26 PM EDT, 19 minutes before
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</html>Hazardous weather outlook, Jun 1, 4:47 PM EDT, 2 hours 58 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 347 PM CDT MON JUN 1 2009 ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019- 022100- WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE- DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON- IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON- 347 PM CDT MON JUN 1 2009 /447 PM EDT MON JUN 1 2009/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS... NORTHEAST ILLINOIS AND NORTHWEST INDIANA. .DAY ONE...TONIGHT. WEATHER HAZARDS EXPECTED: A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 10 PM CDT FOR MOST OF NORTHERN ILLINOIS AND ALL OF NORTHWEST INDIANA... INCLUDING THE NEARSHORE LOCATIONS. EVENING THUNDERSTORMS MAY PRODUCE: HAIL OF 1 INCH OR GREATER IN DIAMETER. DAMAGING WIND GUSTS TO 70 MPH. HEAVY DOWNPOURS. FREQUENT CLOUD TO GROUND LIGHTNING. AREAS AFFECTED AND TIMING: THUNDERSTORMS WILL BE A THREAT THROUGH THE NIGHT AHEAD OF A SAGGING COLD FRONT MOVING SOUTH FROM WISCONSIN. THE MORE SEVERE STORMS WILL GENERALLY BE SOUTH OF THE ILLINOIS COUNTIES ALONG THE WISCONSIN BORDER. THIS FRONT WILL STALL AND BECOME STATIONARY ACROSS NORTHERN ILLINOIS AND INDIANA OVERNIGHT. DISCUSSION: AS IMPULSES MOVE ACROSS NORTHERN ILLINOIS AND NORTHERN INDIANA FROM IOWA THIS EVENING INTO A PRIMED ENVIRONMENT FOR CONVECTION... THUNDERSTORMS WILL REACH STRONG TO SEVERE STAGES. A COLD FRONT SAGGING SOUTH FROM WISCONSIN WILL HELP TO STABILIZE NORTHERN COUNTIES EARLY IN THE EVENING. OTHERWISE EVENING COOLING WILL WORK TO ESTABLISH LESS VOLATILE CONDITIONS. HOWEVER SHOWERS AND THUNDERSTORMS WILL CONTINUE TO THREATEN NORTHERN ILLINOIS AND INDIANA AFTER THE WATCH EXPIRATION BUT ARE NOT EXPECTED TO BE AS VIGOROUS. HEAVY DOWNPOURS MAY LEAD TO FLOODING OF LOW LYING URBANIZED AREAS AND SMALL STREAMS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. OCCASIONAL THUNDERSTORMS CAN BE EXPECTED THROUGH EARLY WEDNESDAY AS THE FRONT REMAINS NEARLY STATIONARY ACROSS NORTHERN ILLINOIS AND INDIANA. THE POTENTIAL EXISTS FOR SOME STORMS TO BE SEVERE AGAIN ON TUESDAY...WITH DAMAGING WINDS AND LARGE HAIL THE PRIMARY THREAT. WITH THE POTENTIAL FOR SEVERAL ROUNDS OF STRONG THUNDERSTORMS OVER THE NEXT FEW DAYS...HEAVY RAINFALL AMOUNTS OF ONE AND A HALF TO TWO INCHES...WITH LOCALLY HIGHER AMOUNTS...ARE POSSIBLE. THIS RAINFALL WILL LIKELY LEAD TO RENEWED FLOODING ALONG AREA RIVERS AS WELL AS URBANIZED...LOW LYING...AND POORLY DRAINED AREAS. THERE IS ANOTHER CHANCE OF THUNDERSTORMS SATURDAY AND SUNDAY. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE REQUESTED ACROSS NORTHERN ILLINOIS AND NORTHWEST INDIANA THROUGH 10 PM CDT THIS EVENING. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO LMZ740>745-022100- WINTHROP HARBOR TO WILMETTE HARBOR- WILMETTE HARBOR TO NORTHERLY ISLAND- NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY- GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY- 347 PM CDT MON JUN 1 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE MICHIGAN. .DAY ONE...TONIGHT. A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE ILLINOIS AND INDIANA NEARSHORE WATERS THROUGH 10 PM CDT THIS EVENING. THUNDERSTORMS WITH CLOUD TO GROUND LIGHTNING...LARGE HAIL...HEAVY DOWNPOURS AND WIND GUSTS TO 50 KNOTS WILL BE POSSIBLE WITH THESE STORMS. A SMALL CRAFT ADVISORY WILL ALSO BE IN EFFECT UNTIL 10 PM CDT FOR STRONG NORTH TO NORTHEAST WINDS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. THERE IS A CHANCE OF THUNDERSTORMS THROUGH TUESDAY EVENING. WIND GUSTS TO 40 KNOTS AND FREQUENT LIGHTNING ARE POSSIBLE WITH THESE STORMS. THUNDERSTORMS ARE POSSIBLE AGAIN SATURDAY AND SUNDAY. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-022100- LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH FOX ISLAND 5 NM OFFSHORE- LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI- LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM TOW RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO MID LAKE- 347 PM CDT MON JUN 1 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE MICHIGAN. .DAY ONE...TONIGHT. THERE IS A THREAT OF THUNDERSTORMS ACROSS THE SOUTHERN PORTIONS OF THE LAKE TONIGHT. THESE STORMS HAVE THE POTENTIAL TO PRODUCE FREQUENT LIGHTNING...HEAVY DOWNPOURS AND WIND GUSTS TO 50 KNOTS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. THERE IS A CHANCE OF THUNDERSTORMS ACROSS THE SOUTHERN PART OF LAKE MICHIGAN TUESDAY. WIND GUSTS TO 40 KNOTS AND FREQUENT LIGHTNING ARE POSSIBLE WITH THESE STORMS. THUNDERSTORMS ARE POSSIBLE AGAIN SATURDAY AND SUNDAY. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO RLB
In the hours before
Local storm report, Jun 1, 6:20 PM EDT, 1 hour 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
520 PM CDT MON JUN 01 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0515 PM HAIL 5 NE HAMPSHIRE 42.15N 88.45W
06/01/2009 M0.75 INCH KANE IL EMERGENCY MNGR
AT ROUTE 47 AND 90
&&
MORRISLocal storm report, Jun 1, 6:25 PM EDT, 1 hour 20 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
525 PM CDT MON JUN 01 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0511 PM FUNNEL CLOUD 7 N WINNEBAGO 42.37N 89.24W
06/01/2009 WINNEBAGO IL LAW ENFORCEMENT
NEAR ROUTE 70 AND CEMETERY ROAD
&&
MORRISLocal storm report, Jun 1, 6:38 PM EDT, 1 hour 7 minutes before
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</html>Local storm report, Jun 1, 6:39 PM EDT, 1 hour 6 minutes before
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</html>Local storm report, Jun 1, 7:14 PM EDT, 31 minutes before
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</html>Local storm report, Jun 1, 7:41 PM EDT, 4 minutes before
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</html>The office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 1, 4:22 AM EDT | Severe Thunderstorm Warning | LOT | DuPage, Kane, Kendall, Will | 31 min |
| Jun 1, 4:49 AM EDT | Special Marine Warning | LOT | 116 min | |
| Jun 1, 4:36 PM EDT | Special Marine Warning | LOT | 84 min | |
| Jun 1, 4:54 PM EDT | Small Craft Advisory | LOT | 10 hr | |
| Jun 1, 6:00 PM EDT | Severe Thunderstorm Warning | LOT | Boone, Winnebago | 60 min |
| Jun 1, 6:37 PM EDT | Flash Flood Warning | LOT | Boone, McHenry, Winnebago | 4 hr |
| Jun 1, 6:57 PM EDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Kane, McHenry | 41 min |
| Jun 1, 7:00 PM EDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois, Livingston | 60 min |
| Jun 1, 7:12 PM EDT | Special Marine Warning | LOT | 34 min | |
| Jun 1, 7:13 PM EDT | Severe Thunderstorm Warning | LOT | Ford, LaSalle, Livingston | 62 min |
| Jun 1, 5:27 PM EDT | Severe Thunderstorm Warning | LOT | Benton | 63 min |
Nearby
Flash Flood Warnings in Indiana, 2009Every flash flood warning in 2009
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.