Alert archive / Pennsylvania / Flash Flood Warnings in 1990
Flash Flood Warning 126, NWS Cleveland, OH
NWS Cleveland, OH issued this flash flood warning at Dec 30, 1990, 2:54 PM EST for Mercer County, Pennsylvania; Trumbull County, Ohio. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Dec 30, 1990, 2:54 PM EST (19:54 UTC)
- Expired
- Dec 30, 1990, 7:00 PM EST
- In force
- 4 hr
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
Counties Trumbull County, OH, Mercer County, PA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 7.9 hours before the alert went out and 234 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
- 536 m above ground
- 0-6 km bulk shear
- 88 kt
- 0-1 km storm-relative helicity
- 601 m²/s²
- 0-3 km storm-relative helicity
- 765 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 KYNG 301958
FFWYNG
OHC155-PAC085-310000-
BULLETIN - EBS ACTIVATION REQUESTED
SMALL STREAM AND URBAN FLOOD WARNING
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
254 PM EST SUN DEC 30 1990
THE NATIONAL WEATHER SERVICE IN YOUNGSTOWN HAS EXTENDED THE
SMALL STREAM AND URBAN FLOOD WARNINGS UNTIL 700 PM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTHEAST OHIO
...TRUMBULL
IN NORTHWEST PENNSYLVANIA
...MERCER
SEVERAL ROADS ACROSS MERCER AND TRUMBULL COUNTIES ARE STILL REPORTING
FLOODED ROADWAYS. SMALL STREAMS AND CREEKS IN THESE COUNTIES ARE
RUNNING VERY HIGH.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TOp
CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY. MOVE TO HIGHER GROUND.
SITESWhat 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, Dec 30, 2:04 PM EST, 50 minutes before
OHZALL-302205- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 205 PM EST SUN DEC 30 1990 THE WINTER WEATHER ADVISORIES THAT ARE IN EFFECT FOR MUCH OF OHIO WILL BE CANCELLED LATER THIS AFTERNOON. RAIN CONTINUED TO FALL OVER ALMOST ALL OF OHIO EARLY THIS AFTERNOON. THE COLD FRONT RESPONSIBLE FOR THE PRECIPITATION WAS MOVING SOUTHEAST THROUGH SOUTHERN OHIO AND WILL BE ALONG THE OHIO RIVER BY EARLY THIS EVENING. COLD AIR WAS POURING INTO THE WESTERN PART OF THE STATE BEHIND THIS FRONT...AND SHOULD CAUSE THE RAIN TO CHANGE OVER TO FREEZING RAIN IN THE WEST LATE THIS AFTERNOON BEFORE TURNING TO SNOW THIS EVENING. THE PRECIPITATION BEHIND THE COLD FRONT IS FAIRLY LIGHT...THOUGH...AND ACCUMULATIONS OF FREEZING RAIN AND SNOW WILL LIKELY NOT BE AS MUCH AS WAS PREVIOUSLY THOUGHT. SNOW AMOUNTS OF AN INCH OR LESS ARE LIKELY THROUGH LATE THIS EVENING. BECAUSE OF THIS...THE WINTER WEATHER ADVISORIES WILL BE DROPPED LATER THIS AFTERNOON. PARTAIN
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 30, 10:37 AM EST | Flash Flood Warning | CLE | Mercer | 4 hr |
| Dec 30, 12:56 PM EST | Flash Flood Warning | CLE | Lawrence | 2 hr |
| Dec 30, 1:40 PM EST | Flash Flood Warning | CLE | Forest, McKean, Venango, Warren | 4 hr |
| Dec 30, 1:40 PM EST | Flash Flood Warning | CLE | Crawford, Erie | 4 hr |
| Dec 29, 10:33 PM EST | Flash Flood Warning | CLE | Hancock, Putnam | 3 hr |
| Dec 29, 10:33 PM EST | Flash Flood Warning | CLE | Seneca, Wyandot | 3 hr |
| Dec 29, 10:33 PM EST | Flash Flood Warning | CLE | Sandusky | 3 hr |
| Dec 29, 11:35 PM EST | Flash Flood Warning | CLE | Fulton, Lucas | 3 hr |
| Dec 30, 12:33 AM EST | Flash Flood Warning | CLE | Erie, Huron, Lorain | 4 hr |
| Dec 30, 12:33 AM EST | Flash Flood Warning | CLE | Cuyahoga, Medina | 4 hr |
| Dec 30, 12:33 AM EST | Flash Flood Warning | CLE | Lake | 4 hr |
| Dec 30, 1:28 AM EST | Flash Flood Warning | CLE | Summit, Wayne | 4 hr |
| Dec 30, 1:30 AM EST | Flash Flood Warning | CLE | Ottawa, Sandusky, Wood | 3 hr |
| Dec 30, 1:30 AM EST | Flash Flood Warning | CLE | Hancock, Henry, Putnam | 3 hr |
| Dec 30, 1:30 AM EST | Flash Flood Warning | CLE | Seneca, Wyandot | 3 hr |
| Dec 30, 2:34 AM EST | Flash Flood Warning | CLE | Fulton | 116 min |
| Dec 30, 2:40 AM EST | Flash Flood Warning | CLE | Fulton | 110 min |
| Dec 30, 2:41 AM EST | Flash Flood Warning | CLE | Ashtabula, Geauga | 4 hr |
| Dec 30, 2:45 AM EST | Flash Flood Warning | CLE | Monroe, Noble, Washington | 5 hr |
| Dec 30, 2:45 AM EST | Flash Flood Warning | CLE | Carroll, Holmes, Stark, Tuscarawas, Wayne | 5 hr |
| Dec 30, 2:45 AM EST | Flash Flood Warning | CLE | Coshocton, Guernsey | 5 hr |
| Dec 30, 2:45 AM EST | Flash Flood Warning | CLE | Harrison | 5 hr |
| Dec 30, 6:56 AM EST | Flash Flood Warning | CLE | Erie, Huron, Lorain | 4 hr |
| Dec 30, 6:56 AM EST | Flash Flood Warning | CLE | Ashtabula, Cuyahoga, Geauga, Lake | 4 hr |
| Dec 30, 6:56 AM EST | Flash Flood Warning | CLE | Medina | 4 hr |
| Dec 30, 10:03 AM EST | Flash Flood Warning | CLE | Cuyahoga, Geauga, Lake, Lorain, Medina | 4 hr |
| Dec 30, 10:03 AM EST | Flash Flood Warning | CLE | Erie, Huron | 4 hr |
| Dec 30, 10:03 AM EST | Flash Flood Warning | CLE | Ashtabula | 4 hr |
| Dec 30, 11:24 AM EST | Flash Flood Warning | CLE | Sandusky | 2 hr |
| Dec 30, 1:27 PM EST | Flash Flood Warning | CLE | Erie, Huron, Lorain | 4 hr |
| Dec 30, 1:27 PM EST | Flash Flood Warning | CLE | Cuyahoga, Medina | 4 hr |
| Dec 30, 1:27 PM EST | Flash Flood Warning | CLE | Ashtabula, Geauga, Lake | 4 hr |
| Dec 30, 1:47 PM EST | Flash Flood Warning | CLE | Sandusky | 118 min |
| Dec 30, 3:48 PM EST | Flash Flood Warning | CLE | Sandusky | 4 hr |
Nearby
Flash Flood Warnings in Pennsylvania, 1990Flash Flood Warnings in Ohio, 1990Every flash flood warning in 1990
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.