Alert archive / Ohio / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 7, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at May 17, 1999, 9:08 PM EDT for Lucas County, Ohio. It was in force for 22 min. 1 report 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, 9:08 PM EDT (01:08 UTC)
- Expired
- May 17, 1999, 9:30 PM EDT
- In force
- 22 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Lucas County, OH
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 17, 9:16 PM EDT | Hail 1.75 | Waterville, OH |
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 nearest sounding before it
Detroit, MI (KDTX), launched 00:00Z, 1.1 hours before the alert went out and 115 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
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
999 WUUS1 KCLE 180109 RRA SVRCLE OHC095-180130- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CLEVELAND OH 908 PM EDT MON MAY 17 1999 THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... LUCAS COUNTY IN OHIO * UNTIL 930 PM EDT * AT 908 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER OREGON...OR ABOUT 8 MILES EAST OF TOLEDO...MOVING EAST AT 15 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE... OREGON 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, 1 minute 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, 1 minute 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 17, 8:09 PM EDT | Severe Thunderstorm Warning | CLE | Lucas | 51 min |
| May 17, 8:31 PM EDT | Severe Thunderstorm Warning | CLE | Wood | 59 min |
| May 17, 9:29 PM EDT | Severe Thunderstorm Warning | CLE | Lucas, Wood | 61 min |
| May 18, 3:18 PM EDT | Severe Thunderstorm Warning | CLE | Trumbull | 42 min |
| May 18, 3:55 PM EDT | Flash Flood Warning | CLE | Trumbull | 2 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.