Alert archive / Ohio / Flash Flood Warnings in 1998

Flash Flood Warning 35, NWS Cleveland, OH

April 16, 1998Huron County, Ohio

NWS Cleveland, OH issued this flash flood warning at Apr 16, 1998, 8:32 PM EDT for Huron County, Ohio. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 16, 1998, 8:32 PM EDT (00:32 UTC)
Expired
Apr 16, 1998, 11:35 PM EDT
In force
3 hr
Issued by
NWS Cleveland, OH
Area
Whole counties

County Huron County, OH

The radar

The Cleveland radar (KCLE), 68 km from the middle of the area, began a volume at 00:32 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

Detroit, MI (KDTX), launched 00:00Z, 0.5 hours before the alert went out and 188 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, Detroit, MI at 00:00Z on 1998-04-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 210 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 00:00Z on 1998-04-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 56 square meters per square second.1939587897117136Sfc1 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
210 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
878 m above ground
0-6 km bulk shear
73 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCLE 170033
FFWCLE
OHC077-170335-

BULLETIN - EAS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
832 PM EDT THU APR 16 1998

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* FLOOD WARNI

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 16, 3:06 PM EDT, 5 hours 26 minutes before
OHZ036-037-170100-

SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE CLEVELAND OH
306 PM EDT THU APR 16 1998

...A TORNADO WATCH IS IN EFFECT FOR MARION AND MORROW COUNTIES IN
CENTRAL OHIO UNTIL 9 PM EDT...

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR MARION
AND MORROW COUNTIES UNTIL 9 PM EDT.  A TORNADO WATCH MEANS CONDITIONS
ARE FAVORABLE FOR TORNADOES TO DEVELOP IN AND CLOSE TO THE WATCH AREA.

PERSONS IN THE WATCH AREA SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER AND BE READY TO MOVE TO A BASEMENT OR INTERIOR ROOM IF A TORNADO
IS SIGHTED OR A TORNADO WARNING IS ISSUED.

STAY TUNED FOR LATER STATEMENTS OR WARNINGS ON THIS DEVELOPING WEATHER

CORRECTED TO CHANGE WORDING TO A TORNADO WATCH.
ADAMS
Special weather statement, Apr 16, 3:06 PM EDT, 5 hours 26 minutes before
OHZ036-037-170100-

SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE CLEVELAND OH
306 PM EDT THU APR 16 1998

...A TORNADO WATCH IS IN EFFECT FOR MARION AND MORROW COUNTIES IN
CENTRAL OHIO UNTIL 9 PM EDT...

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR MARION
AND MORROW COUNTIES UNTIL 9 PM EDT.  A TORNADO WATCH MEANS CONDITIONS
ARE FAVORABLE FOR TORNADOES TO DEVELOP IN AND CLOSE TO THE WATCH AREA.

PERSONS IN THE WATCH AREA SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER AND BE READY TO MOVE TO A BASEMENT OR INTERIOR ROOM IF A TORNADO
IS SIGHTED OR A TORNADO WARNING IS ISSUED.

STAY TUNED FOR LATER STATEMENTS OR WARNINGS ON THIS DEVELOPING WEATHER

CORRECTED TO CHANGE WORDING TO A TORNADO WATCH.
ADAMS
Special weather statement, Apr 16, 3:08 PM EDT, 5 hours 24 minutes before
OHZ036-037-170100-

SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE CLEVELAND OH
308 PM EDT THU APR 16 1998

...A TORNADO WATCH IS IN EFFECT FOR MARION AND MORROW COUNTIES IN
CENTRAL OHIO UNTIL 9 PM EDT...

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR MARION
AND MORROW COUNTIES UNTIL 9 PM EDT.  A TORNADO WATCH MEANS CONDITIONS
ARE FAVORABLE FOR TORNADOES TO DEVELOP IN AND CLOSE TO THE WATCH AREA.

PERSONS IN THE WATCH AREA SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER AND BE READY TO MOVE TO A BASEMENT OR INTERIOR ROOM IF A TORNADO
IS SIGHTED OR A TORNADO WARNING IS ISSUED.

STAY TUNED FOR LATER STATEMENTS OR WARNINGS ON THIS DEVELOPING WEATHER
SITUATION.
ADAMS
Special weather statement, Apr 16, 3:08 PM EDT, 5 hours 24 minutes before
OHZ036-037-170100-

SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE CLEVELAND OH
308 PM EDT THU APR 16 1998

...A TORNADO WATCH IS IN EFFECT FOR MARION AND MORROW COUNTIES IN
CENTRAL OHIO UNTIL 9 PM EDT...

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR MARION
AND MORROW COUNTIES UNTIL 9 PM EDT.  A TORNADO WATCH MEANS CONDITIONS
ARE FAVORABLE FOR TORNADOES TO DEVELOP IN AND CLOSE TO THE WATCH AREA.

PERSONS IN THE WATCH AREA SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER AND BE READY TO MOVE TO A BASEMENT OR INTERIOR ROOM IF A TORNADO
IS SIGHTED OR A TORNADO WARNING IS ISSUED.

STAY TUNED FOR LATER STATEMENTS OR WARNINGS ON THIS DEVELOPING WEATHER
SITUATION.
ADAMS
Special weather statement, Apr 16, 8:05 PM EDT, 27 minutes before
OHZ036-037-170300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
805 PM EDT THU APR 16 1998

...THE SEVERE THUNDERSTORM WATCH FOR NORTHWEST OHIO HAS EXPIRED...

THE THUNDERSTORMS HAVE MOVED EAST OF THE AREA WITH SOME SHOWERS
LINGERING.  SEVERE WEATHER IS NO LONGER EXPECTED IN THIS AREA.
DEM
Special weather statement, Apr 16, 8:05 PM EDT, 27 minutes before
OHZ036-037-170300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
805 PM EDT THU APR 16 1998

...THE SEVERE THUNDERSTORM WATCH FOR NORTHWEST OHIO HAS EXPIRED...

THE THUNDERSTORMS HAVE MOVED EAST OF THE AREA WITH SOME SHOWERS
LINGERING.  SEVERE WEATHER IS NO LONGER EXPECTED IN THIS AREA.
DEM

The office that day

Everything else NWS Cleveland, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 16, 8:24 PM EDTFlash Flood WarningCLELorain3 hr
Apr 16, 9:16 PM EDTFlash Flood WarningCLECuyahoga3 hr
Apr 16, 10:25 PM EDTFlash Flood WarningCLEMedina3 hr
Apr 16, 10:36 PM EDTFlash Flood WarningCLEGeauga, Summit3 hr

Nearby

Flash Flood Warnings in Ohio, 1998Every flash flood warning in 1998

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.