Alert archive / Illinois / Flash Flood Warnings in 2007
Flash Flood Warning 13, NWS Chicago, IL
NWS Chicago, IL issued this flash flood warning at Jun 26, 2007, 3:45 PM CDT for Cook County, Illinois. It was in force for 3 hr. 7 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
- Jun 26, 2007, 3:45 PM CDT (20:45 UTC)
- Expired
- Jun 26, 2007, 6:45 PM CDT
- In force
- 3 hr
- Issued by
- NWS Chicago, IL
- Area
- Whole counties
County Cook County, IL
The radar
The Chicago radar (KLOT), 49 km from the middle of the area, began a volume at 20:48 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 26, 3:45 PM CDT | FLOOD | Chicago, IL | SEVERAL INCHES OF WATER ON I-94 BETWEEN IRVING PARK AND DIVERSY. |
| Jun 26, 3:46 PM CDT | FLOOD | Chicago, IL | 5 INCHES OF WATER ON LAKE SHORE DRIVE NEAR MICHIGAN AVENUE AND OAK STREET. |
| Jun 26, 3:51 PM CDT | HEAVY RAIN 3.09 | 2 Nw Lincoln Park, IL | BETWEEN 145 AND 345 PM. |
| Jun 26, 3:55 PM CDT | FLOOD | Chicago, IL | 12 INCHES OF WATER ON THE GROUND AND STREETS NEAR GRANVILLE AND MCCORMICK...AROUND 6100 NORTH. |
| Jun 26, 4:09 PM CDT | FLOOD | Chicago, IL | 1 FOOT OF STANDING WATER IN THE STREETS AT LINCOLN AND DEVON. |
| Jun 26, 4:26 PM CDT | FLOOD | Chicago, IL | A FOOT OF WATER IN THE VIADUCT AT OAK STREET AND LAKE SHORE DRIVE. 2 CARS STUCK IN FLOOD WATER. |
| Jun 26, 6:28 PM CDT | HEAVY RAIN 0 | Chicago, IL | EXIT RAMPS FLOODED AND CLOSED AT IRVING PARK AND BELMONT EXITING THE KENNEDY EXP. EVERY EXIT VIADUCT ON LAKE SHORE DR FLOODED AND IMPASSIBLE FROM RANDOLPH ST NORTHWARD UNTIL HOLLYWOOD, NORTHBOUND TRAFFIC UNABLE TO EXIT LSD. SUV STALLED IN FLOOD WATERS WITH PER |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 8.8 hours before the alert went out and 210 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
- 1358 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 1012 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- -47 m²/s²
- 0-3 km storm-relative helicity
- -39 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KLOT 262049 FFWLOT ILC031-262345- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 345 PM CDT TUE JUN 26 2007 THE NATIONAL WEATHER SERVICE IN ROMEOVILLE HAS ISSUED A * FLASH FLOOD WARNING FOR... CENTRAL COOK COUNTY IN NORTHEAST ILLINOIS... * UNTIL 645 PM CDT * AT 338 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED FLASH FLOODING FROM A THUNDERSTORM OVER PORTIONS OF CENTRAL COOK COUNTY. * THE STORM PRODUCING FLASH FLOODING WILL CONTINUE TO PRODUCE HEAVY RAINFALL OVER THE NEXT 2 HOURS. 5 INCHES OF WATER WAS REPORTED ON LAKESHORE DRIVE NEAR MICHIGAN AVENUE AND OAK. DOPPLER RADAR ESTIMATED 3 TO 4 INCHES OF RAINFALL NEAR THE EDENS KENNEDY JUNCTION. DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE. LAT...LON 4189 8780 4190 8764 4199 8768 4199 8779 $$ MORRIS
4 follow-up statements
000 WGUS73 KLOT 262138 FFSLOT FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 432 PM CDT TUE JUN 26 2007 ILC031-262345- COOK IL- 432 PM CDT TUE JUN 26 2007 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR CENTRAL COOK COUNTY... AT 427 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE THUNDERSTORMS THAT PRODUCED HEAVY RAINFALL HAD MOVED OUT OVER LAKE MICHIGAN. RUNOFF FROM THE HEAVY RAINFALL WILL CONTINUE. RADAR ESTIMATED THAT BETWEEN 3 AND 4 INCHES OF RAIN HAD FALLEN OVER PORTIONS OF CENTRAL COOK COUNTY. FLOODING HAS BEEN REPORTED ON LAKESHORE DRIVE AND MANY CITY STREETS AND VIADUCTS. DO NOT ATTEMPT TO DRIVE ACROSS FLOODED ROADWAYS. LAT...LON 4189 8780 4190 8764 4199 8768 4199 8779 $$ MORRIS
000 WGUS73 KLOT 262231 FFSLOT FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 524 PM CDT TUE JUN 26 2007 ILC031-262345- COOK IL- 524 PM CDT TUE JUN 26 2007 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR CENTRAL COOK COUNTY... AT 520 PM CDT...RUNOFF CONTINUED FROM HEAVY RAINFALL OF 3 TO 4 INCHES OVER CENTRAL COOK COUNTY. WATER ON STREETS AND VIADUCTS SHOULD CONTINUE TO SLOWLY SUBSIDE OVER THE NEXT HOUR. FLOODING OF SMALL CREEKS AND DRAINAGE DITCHES...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS SHOULD CONTINUE TO SUBSIDE. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. LAT...LON 4189 8780 4190 8764 4199 8768 4199 8779 $$ MORRIS
000 WGUS73 KLOT 262335 FFSLOT FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 625 PM CDT TUE JUN 26 2007 ILC031-262345- COOK IL- 625 PM CDT TUE JUN 26 2007 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR CENTRAL COOK COUNTY... AT 624 PM CDT...THE THUNDERSTORMS HAVE EXITED THE AREA. THE WATER IS BEGINNING TO RECEDE ON MANY STREETS...OVERPASSES AND VIADUCTS. THE STORM SEWERS ARE DRAINING THE WATER. SOME LOCATIONS...AS OF 614 PM CDT...WHERE THERE IS STANDING WATER WERE...IRVING PARK AND BELMONT...CALIFORNIA AVENUE AND WEST DIVERSEY...AND THE DUNDEE ROAD AND WILSON EXIT RAMP OFF OF THE EDENS EXPRESSWAY. MOST EXITS ALONG LAKE SHORE DRIVE FROM RANDOLF ST TO HOLLYWOOD BOULEVARD WERE FLOODED. OTHER LOCATIONS ACROSS THE CITY OF CHICAGO AND NEAR SUBURBS MAY HAVE STANDING WATER OR FLOODED STREETS. EXCESSIVE RUNOFF FROM PREVIOUS HEAVY RAINFALL HAS CAUSED FLOODING OF SMALL CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. MOVE TO HIGHER GROUND. LAT...LON 4189 8780 4190 8764 4199 8768 4199 8779 $$ WILSON
000 WGUS73 KLOT 262346 FFSLOT FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 643 PM CDT TUE JUN 26 2007 ILC031-262353- COOK IL- 643 PM CDT TUE JUN 26 2007 ...THE FLASH FLOOD WARNING WILL EXPIRE AT 645 PM CDT(745 PM EDT) FOR CENTRAL COOK COUNTY... THE THREAT OF FLASH FLOODING IS OVER. WE EXPECT NO ADDITIONAL RAIN FOR A WHILE. HOWEVER...VIADUCTS...OVERPASSES AND STREETS MAY STILL BE FLOODED WHILE THE WATER DRAINS THROUGH STORM SEWERS. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. LAT...LON 4189 8780 4190 8764 4199 8768 4199 8779 $$ WILSON
The office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 2:23 PM CDT | Special Marine Warning | LOT | 97 min | |
| Jun 26, 3:01 PM CDT | Severe Thunderstorm Warning | LOT | DuPage | 14 min |
| Jun 26, 3:19 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 26 min |
| Jun 26, 3:28 PM CDT | Special Marine Warning | LOT | 33 min |
Nearby
Flash Flood Warnings in Illinois, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.