Alert archive / Pennsylvania / Flash Flood Warnings in 2008
Flash Flood Warning 9, NWS Cleveland, OH
NWS Cleveland, OH issued this flash flood warning at Jul 22, 2008, 9:58 AM EDT for Erie County, Pennsylvania; Ashtabula County, Ohio. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 22, 2008, 9:58 AM EDT (13:58 UTC)
- Expired
- Jul 22, 2008, 2:00 PM EDT
- In force
- 4 hr
- Issued by
- NWS Cleveland, OH
- Area
- Storm-based polygon
- Flood severity
- None
Counties Ashtabula County, OH, Erie County, PA
The radar
The Cleveland radar (KCLE), 155 km from the middle of the area, began a volume at 14:01 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
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 2.0 hours before the alert went out and 157 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
- 515 J/kg
- Mixed-layer CIN
- -27 J/kg
- Mixed-layer LCL
- 709 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 72 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS51 KCLE 221400
FFWCLE
OHC007-PAC049-221800-
/O.NEW.KCLE.FF.W.0009.080722T1358Z-080722T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
958 AM EDT TUE JUL 22 2008
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHEASTERN ASHTABULA COUNTY IN NORTHEAST OHIO...
ERIE COUNTY IN NORTHWEST PENNSYLVANIA...
* UNTIL 200 PM EDT
* AT 952 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
ONE TO THREE INCHES OF RAIN HAS FALLEN IN THE PAST HOUR NEAR
CONNEAUT. FLOODING WAS REPORTED IN SEVERAL LOW LYING AREAS. BE
ALERT FOR CLOSED ROADWAYS.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
WATERFORD...NORTH EAST...GIRARD...ERIE...NORTH KINGSVILLE AND
CONNEAUT.
VERY HEAVY RAINFALL IS POSSIBLE IN THE WARNED AREA. EXCESSIVE
RUNOFF FROM THESE STORMS WILL CAUSE FLOODING OF SMALL CREEKS AND
STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS WELL
AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS. TURN AROUND...DONT
DROWN
LAT...LON 4227 7977 4193 7977 4185 8041 4185 8052
4183 8052 4182 8066 4193 8073 4205 8031
4210 8019 4216 8014 4218 8008 4215 8007
4216 8004 4222 7993
$$
ASTIFAN3 follow-up statements
000
WGUS71 KCLE 221426
FFSCLE
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1018 AM EDT TUE JUL 22 2008
OHC007-PAC049-221800-
/O.CON.KCLE.FF.W.0009.000000T0000Z-080722T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ASHTABULA OH-ERIE PA-
1018 AM EDT TUE JUL 22 2008
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 200 PM EDT FOR
NORTHEASTERN ASHTABULA COUNTY IN NORTHEAST OHIO...AND ERIE COUNTY IN
NORTHWEST PENNSYLVANIA...
AT 1010 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE SLOW MOVING THUNDERSTORMS ALONG THE LAKE ERIE SHORTLINE
FROM CONNEAUT TO NORTHEAST PRODUCING VERY HEAVY RAINFALL OF UP TO
2.5 INCHES PER HOUR. DOPPLER RADAR ESTIMATES UP TO THREE INCHES OF
RAIN HAS FALLEN IN THE CONNEAUT AREA SINCE 830 AM... AND UP TO 2
INCHES HAS FALLEN JUST SOUTH OF GIRARD. SIGNIFICANT RISES ARE
LIKELY ALONG CONNEAUT CREEK IN OHIO... AND ALONG ELK CREEK IN
PENNSYLVANIA.
LOCATIONS IMPACTED INCLUDE CONNEAUT...GIRARD...FAIRVIEW...ERIE...AND
NORTHEAST. USE CAUTION IF TRAVELING IN THESE COMMUNITIES THIS
AFTERNOON. DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A
FEW INCHES OF RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR
VEHICLE. TURN AROUND...DONT DROWN
LAT...LON 4227 7977 4193 7977 4185 8041 4185 8052
4183 8052 4182 8066 4193 8073 4205 8031
4210 8019 4216 8014 4218 8008 4215 8007
4216 8004 4222 7993
$$
ASTIFAN000
WGUS71 KCLE 221559
FFSCLE
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1154 AM EDT TUE JUL 22 2008
OHC007-PAC049-221800-
/O.CON.KCLE.FF.W.0009.000000T0000Z-080722T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ASHTABULA OH-ERIE PA-
1154 AM EDT TUE JUL 22 2008
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 200 PM EDT FOR
NORTHEASTERN ASHTABULA COUNTY IN NORTHEAST OHIO...AND ERIE COUNTY IN
NORTHWEST PENNSYLVANIA...
AT 1147 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THAT THE SHOWERS AND THUNDERSTORMS THAT PRODUCED FLASH FLOODING
ALONG THE ERIE LAKESHORE THIS MORNING HAVE MOVED OUT OF THE AREA.
UP TO THREE INCHES OF RAIN FELL IN LESS THAN ONE HOUR IN CONNEAUT...
WITH UP TO TWO INCHES IN LESS THAN ONE HOUR NEAR NORTHEAST
PENNSYLVANIA. SEVERAL CREEKS AND STREAMS ARE FLOODED... AND WATER
HAS BEEN REPORTED OVER ROADWAYS IN AND NEAR THESE COMMUNITIES. USE
CAUTION IF TRAVELING IN THESE AREAS THIS AFTERNOON.
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN
LAT...LON 4208 7977 4193 8022 4187 8050 4186 8065
4193 8072 4205 8031 4210 8019 4216 8014
4218 8009 4215 8006 4222 7993 4223 7985
4227 7977
$$
ASTIFAN000
WGUS71 KCLE 221758
FFSCLE
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
156 PM EDT TUE JUL 22 2008
OHC007-PAC049-221806-
/O.EXP.KCLE.FF.W.0009.000000T0000Z-080722T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ASHTABULA OH-ERIE PA-
156 PM EDT TUE JUL 22 2008
...THE FLASH FLOOD WARNING WILL EXPIRE AT 200 PM EDT FOR NORTHEASTERN
ASHTABULA COUNTY IN NORTHEAST OHIO...AND ERIE COUNTY IN NORTHWEST
PENNSYLVANIA...
THE FLASH FLOOD THREAT ACROSS THE WARNING AREA HAS ENDED. BE ALERT
FOR AREAS OF STANDING WATER IF TRAVELING IN THIS AREA TODAY.
LAT...LON 4208 7977 4193 8022 4187 8050 4186 8065
4193 8072 4205 8031 4210 8019 4216 8014
4218 8009 4215 8006 4222 7993 4223 7985
4227 7977
$$
ASTIFANThe office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 22, 9:23 AM EDT | Areal Flood Advisory | CLE | Erie | 3 hr |
| Jul 22, 1:27 AM EDT | Special Marine Warning | CLE | 93 min | |
| Jul 22, 8:44 AM EDT | Special Marine Warning | CLE | 61 min | |
| Jul 22, 8:45 AM EDT | Areal Flood Advisory | CLE | Lake | 3 hr |
| Jul 22, 3:32 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning, Trumbull | 28 min |
| Jul 22, 4:14 PM EDT | Severe Thunderstorm Warning | CLE | Huron, Lorain | 61 min |
| Jul 22, 4:42 PM EDT | Severe Thunderstorm Warning | CLE | Medina | 63 min |
| Jul 22, 5:15 PM EDT | Severe Thunderstorm Warning | CLE | Summit | 62 min |
| Jul 22, 5:26 PM EDT | Severe Thunderstorm Warning | CLE | Trumbull | 79 min |
| Jul 22, 5:54 PM EDT | Severe Thunderstorm Warning | CLE | Portage | 68 min |
| Jul 22, 6:08 PM EDT | Severe Thunderstorm Warning | CLE | Ashtabula | 55 min |
| Jul 22, 6:51 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning | 69 min |
Nearby
Flash Flood Warnings in Pennsylvania, 2008Flash Flood Warnings in Ohio, 2008Every flash flood warning in 2008
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.