Alert archive / Ohio / Flash Flood Warnings in 1994
Flash Flood Warning 19, NWS Cleveland, OH
NWS Cleveland, OH issued this flash flood warning at Apr 12, 1994, 4:09 AM EDT for Portage County, Summit County, Wayne County, Ohio. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Apr 12, 1994, 4:09 AM EDT (08:09 UTC)
- Expired
- Apr 12, 1994, 8:15 AM EDT
- In force
- 4 hr
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
Counties Portage County, OH, Summit County, OH, Wayne County, OH
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 8.2 hours before the alert went out and 140 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1236 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 187 m²/s²
- 0-3 km storm-relative helicity
- 531 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCAK 120810 FFWCAK OHC133-153-169-121215- BULLETIN - EBS ACTIVATION REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE AKRON OH 409 AM EDT TUE APR 12 1994 THE NATIONAL WEATHER SERVICE IN AKRON HAS ISSUED A FLOOD WARNING EFFECTIVE UNTIL 815 AM EDT FOR PEOPLE IN THE FOLLOWING COUNTY...S... IN NORTHEAST OHIO ...PORTAGE COUNTY...SUMMIT COUNTY...WAYNE COUNTY RADAR AT 4 AM EDT WAS SHOWING A BAND OF THUNDERSTORMS WITH VERY HEAVY RAIN FROM WAYNE COUNTY EAST INTO SUMMIT AND PORTAGE COUNTIES. THESE STORMS HAVE THE POTENTIAL TO PRODUCE MORE THAN AN INCH OF RAIN IN LESS THAN HOUR. WITH THE GROUND ALREADY SATURATED..THIS ADDITIONAL HEAVY RAIN WILL LIKELY FLOOD SOME STREETS AND BASEMENTS AS WELL AS SEND SOME SMALL STREAMS OUT OF THEIR BANKS. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. RLB
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.
In the hours before
Special weather statement, Apr 12, 3:47 AM EDT, 22 minutes before
OHZ023-033-041-PAZ007-013-120830- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE YOUNGSTOWN OH 245 AM EDT TUE APR 12 1994 THUNDERSTORMS WERE RUMBLING THROUGH THE MAHONING AND SHENANGO VALLEYS OVERNIGHT. AT 240 AM NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF SHOWERS FROM ERIE PENNSYLVANIA BACK TO MANSFIELD OHIO. A FEW THUNDERSTORMS WERE EMBEDDED WITHIN THIS LINE OF SHOWERS. THESE STORMS WERE MOVING NORTHEAST AT 20 MILES PER HOUR. THESE THUNDERSTORMS CONTAIN DEADLY LIGHTNING... WIND GUSTS TO 30 MPH...AND BRIEF HEAVY RAIN. AS THE GROUND IN THE MAHONING AND SHENANGO VALLEYS IS ALREADY NEARLY SATURATED...THIS RAINFALL MAY CAUSE FLOODING PROBLEMS. IF YOU LIVE IN A FLOOD-PRONE AREA...BvE ALERT FOR ANY TROUBLES THAT MAY ARISE. TUNE TO NOAA WEATHER RADIO OR LOCAL MEDIA FOR FURTHER UPDATES. VEENEMAN
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 12, 3:52 AM EDT | Flash Flood Warning | CLE | Huron, Lorain, Medina | 3 hr |
| Apr 12, 4:30 AM EDT | Flash Flood Warning | CLE | Stark | 4 hr |
| Apr 12, 4:40 AM EDT | Flash Flood Warning | CLE | Mahoning, Trumbull | 4 hr |
Nearby
Flash Flood Warnings in Ohio, 1994Every flash flood warning in 1994
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.