Alert archive / Ohio / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 8, NWS Cleveland, OH

May 17, 1999Lucas County, Wood County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at May 17, 1999, 9:29 PM EDT for Lucas County, Wood County, Ohio. It was in force for 61 min. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 17, 1999, 9:29 PM EDT (01:29 UTC)
Expired
May 17, 1999, 10:30 PM EDT
In force
61 min
Issued by
NWS Cleveland, OH
Area
Whole counties

Counties Lucas County, OH, Wood County, OH

What was reported inside it

TimeReportWhereRemark
May 17, 9:50 PM EDTHail 0.75Richfield Center, OHLarge hail fell at Frankfort, four miles southwest of Richfield Center.
May 17, 10:00 PM EDTThunderstorm WindCountywide, OHTrees were downed.
May 17, 10:15 PM EDTThunderstorm WindPerrysburg, OHTrees were downed.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 17, 9:00 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 00:00Z, 1.5 hours before the alert went out and 133 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 1999-05-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 545 joules per kilogram.LCLEL10008507005003002001001 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 1999-05-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 115 square meters per square second.193958Sfc1 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
545 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
1864 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
115 m²/s²
0-3 km storm-relative helicity
181 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.4

Open this sounding in Storm Lab

The text

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

999 
WUUS1 KCLE 180130 RRA
SVRCLE
OHC095-173-180230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
929 PM EDT MON MAY 17 1999

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WOOD COUNTY IN OHIO
  LUCAS COUNTY IN OHIO

* UNTIL 1030 PM EDT

* AT 929 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 9 MILES SOUTHWEST OF WHITEHOUSE...OR ABOUT 16
  MILES WEST OF BOWLING GREEN...MOVING NORTHEAST AT 45 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  WHITEHOUSE
  WATERVILLE
  TOLEDO
  SYLVANIA
  ROSSFORD
  PERRYSBURG
  NORTHWOOD
  HOLLAND

THIS STORM HAS A HISTORY OF PRODUCING DAMAGING WINDS AND LARGE HAIL.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN CLEVELAND.

What forecasters said that day

The local office's own words before this severe thunderstorm 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, May 17, 9:07 PM EDT, 22 minutes before
OHZ001>025-027>033-036>038-047-089-180305-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
907 PM EDT MON MAY 17 1999

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF NORTHERN OHIO UNTIL
3 AM EDT...

CITIES INCLUDED IN THE WATCH ARE...TOLEDO...CLEVELAND...MANSFIELD...
AKRON-CANTON AND YOUNGSTOWN.

AT 910 PM...RADAR SHOWED A BAND OF SCATTERED THUNDERSTORMS FROM NEAR
TOLEDO SOUTHWEST INTO SOUTHERN INDIANA.  THIS BAND WILL MOVE SLOWLY
EAST ACROSS NORTHERN OHIO OVERNIGHT.  SOME OF THE STORMS COULD BECOME
SEVERE AND PRODUCE DAMAGING WINDS OR LARGE HAIL...SO RESIDENTS SHOULD
BE PREPARED.

ADAMS
Special weather statement, May 17, 9:07 PM EDT, 22 minutes before
OHZ001>025-027>033-036>038-047-089-180305-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
907 PM EDT MON MAY 17 1999

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF NORTHERN OHIO UNTIL
3 AM EDT...

CITIES INCLUDED IN THE WATCH ARE...TOLEDO...CLEVELAND...MANSFIELD...
AKRON-CANTON AND YOUNGSTOWN.

AT 910 PM...RADAR SHOWED A BAND OF SCATTERED THUNDERSTORMS FROM NEAR
TOLEDO SOUTHWEST INTO SOUTHERN INDIANA.  THIS BAND WILL MOVE SLOWLY
EAST ACROSS NORTHERN OHIO OVERNIGHT.  SOME OF THE STORMS COULD BECOME
SEVERE AND PRODUCE DAMAGING WINDS OR LARGE HAIL...SO RESIDENTS SHOULD
BE PREPARED.

ADAMS

The office that day

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

IssuedProductOfficeCountiesLasted
May 17, 8:09 PM EDTSevere Thunderstorm WarningCLELucas51 min
May 17, 8:31 PM EDTSevere Thunderstorm WarningCLEWood59 min
May 17, 9:08 PM EDTSevere Thunderstorm WarningCLELucas22 min
May 18, 3:18 PM EDTSevere Thunderstorm WarningCLETrumbull42 min
May 18, 3:55 PM EDTFlash Flood WarningCLETrumbull2 hr

Nearby

Severe Thunderstorm Warnings in Ohio, 1999Every severe thunderstorm warning in 1999

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.