Alert archive / Ohio / Flash Flood Warnings in 2005

Flash Flood Warning 23, NWS Cleveland, OH

August 30, 2005Portage County, Ohio

NWS Cleveland, OH issued this flash flood warning at Aug 30, 2005, 11:17 PM EDT for Portage County, Ohio. It was in force for 118 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 30, 2005, 11:17 PM EDT (03:17 UTC)
Expired
Aug 31, 2005, 1:15 AM EDT
In force
118 min
Issued by
NWS Cleveland, OH
Area
Counties, with a storm outline in the text

County Portage County, OH

The radar

The Cleveland radar (KCLE), 69 km from the middle of the area, began a volume at 03:16 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

Pittsburgh, PA (KPIT), launched 00:00Z, 3.3 hours before the alert went out and 118 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.

Skew-T log-pSkew-T log-p diagram, Pittsburgh, PA at 00:00Z on 2005-08-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 264 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 00:00Z on 2005-08-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 290 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
264 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
610 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
290 m²/s²
0-3 km storm-relative helicity
466 m²/s²
Significant tornado parameter
0.6
Supercell composite
2.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS51 KCLE 310319
FFWCLE
OHC133-310515-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
1117 PM EDT TUE AUG 30 2005

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  PORTAGE COUNTY IN NORTHEAST OHIO

* UNTIL 115 AM EDT

* AT 1111 PM EDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT 
SEVERAL MAJOR ROADS WERE CLOSED IN SPOTS...ROUTE 14 EAST OF ROUTE 44 
AND STATE ROUTE 88 NORTH OF ROUTE 14. SOME PEOPLE WERE BEING 
EVACUATED FROM A TRAILER PARK IN RAVENNA TOWNSHIP. THE RAIN WAS 
TAPERING OFF BUT WITH THE GROUND SATURATED ADDITIONAL RUNOFF WILL 
CAUSE PROBLEMS.

* LOCATIONS WITHIN THE WARNED AREA INCLUDE...
  RAVENNA...
  MANTUA...
  GARRETTSVILLE...

EXCESSIVE RUNOFF FROM THESE STORMS WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

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. TURN AROUND...DONT DROWN

LAT...LON 4099 8100 4099 8131 4134 8132 4134 8101

$$
2 follow-up statements
000 
WGUS71 KCLE 310428
FFSCLE

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1222 AM EDT WED AUG 31 2005

OHC133-310515-
PORTAGE OH-
1222 AM EDT WED AUG 31 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 115 AM EDT FOR PORTAGE 
COUNTY...

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
STREETSBORO...KENT...NORTH RANDOPLH...MANTUA AND GARRETTSVILLE.

FLOODING WAS STILL BEING REPORTED AT A NUMBER OF LOCATIONS IN 
PORTAGE COUNTY. A STREAM WAS OUT OF ITS BANKS IN NORTH RANDOLPH. 
ROUTE 14 WAS REPORTED CLOSED EAST OF ROUTE 44. STATE ROUTE 88 NORTH 
OF ROUTE 14 WAS ALSO REPORTED CLOSED. 

NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED THE RAIN DECREASING 
ACROSS PORTAGE COUNTY BUT SOME LOCALLY HEAVY RAIN MAY CONTINUE FOR 
ANOTHER HOUR OR SO. 

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER POOR DRAINAGE AREAS AND LOW LYING SPOTS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE 
DANGERS OF FLOODING. IF FLOODING IS OBSERVED ACT QUICKLY. MOVE TO 
HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT 
TO FLOODING WHEN WATER BEGINS RISING. NEVER DRIVE INTO FLOODED 
ROADWAYS.

LAT...LON 4099 8100 4098 8137 4134 8138 4134 8101

$$

KOSARIK
000 
WGUS71 KCLE 310515
FFSCLE

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
115 AM EDT WED AUG 31 2005

OHC133-310515-
PORTAGE OH-
115 AM EDT WED AUG 31 2005

...THE FLASH FLOOD WARNING HAS EXPIRED FOR PORTAGE COUNTY...

THE HEAVY RAINS HAVE ENDED...LESS THAN AN INCH OF ADDITIONAL RAIN IS 
EXPECTED DURING THE EARLY MORNING HOURS. 

A FEW CREEKS IN RAVENNA TOWNSHIP WERE STILL A LITTLE HIGH BUT SHOULD 
FALL SINCE THE HEAVY RAINS HAVE ENDED. ANY ROADS THAT ARE STILL 
FLOODED SHOULD SLOWLY RECEDE.

LAT...LON 4099 8100 4098 8137 4134 8138 4134 8101

$$

KIELTYKA

Nearby

Flash Flood Warnings in Ohio, 2005Every flash flood warning in 2005

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.