Alert archive / Ohio / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 2, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Apr 9, 1999, 1:08 PM EDT for Holmes County, Ohio. It was in force for 47 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
- Apr 9, 1999, 1:08 PM EDT (17:08 UTC)
- Expired
- Apr 9, 1999, 1:55 PM EDT
- In force
- 47 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Holmes County, OH
The radar
The Cleveland radar (KCLE), 95 km from the middle of the area, began a volume at 17:13 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 9, 1:30 PM EDT | Thunderstorm Wind | Millersburg, OH | Large tree limbs 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 9, 12:30 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 5.1 hours before the alert went out and 203 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
- 52 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 936 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 156 m²/s²
- 0-3 km storm-relative helicity
- 200 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.7
The text
As transmitted, in the capitals the NWS used until 2016.
999 WUUS1 KCLE 091711 RRA SVRCLE OHC075-091755- BULLETIN - EAS ACTIVATION/IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CLEVELAND OH 108 PM EDT FRI APR 9 1999 THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... HOLMES COUNTY IN NORTH CENTRAL OHIO * UNTIL 155 PM EDT * AT 106 PM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 8 MILES SOUTHEAST OF MOUNT VERNON... MOVING NORTHEAST AT 45 MPH. * THE SEVERE THUNDERSTORM WILL MOVE NEAR... KILLBUCK MILLERSBURG BERLIN SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS AND LARGE HAIL. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS. $$ RINGO
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, Apr 9, 7:53 AM EDT, 5 hours 15 minutes before
OHZ020>023-031>033-038-091955- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE CLEVELAND OH 753 AM EDT FRI APR 9 1999 THE STORMS PREDICITION CENTER IN NORMAN OKLAHOMA SAYS THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER NORTHEAST INLAND OHIO THIS AFTERNOON. THE CAUSE OF THE THREAT OF SEVERE WEATHER IS A WARM FRONT OVER CENTRAL OHIO WITH A LOW PRESSURE AREA MOVING ALONG THE FRONT. SOME OF THE THUNDERSTORMS COULD BECOME SEVERE...WITH LARGE HAIL AND DAMAGING WINDS. SPOTTER ACTIVATION COULD BE NEEDED THIS AFTERNOON OVER NORTHEAST INLAND OHIO. KIELTYKA
Special weather statement, Apr 9, 7:59 AM EDT, 5 hours 9 minutes before
OHZ036-037-047-091235- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 759 AM EDT FRI APR 9 1999 THE TORNADO WATCH IS NO LONGER IN EFFECT FOR MARION...MORROW AND KNOX COUNTIES. ONE TREE WAS REPORTED DOWN OVER THE NORTHEAST PART OF KNOX. OTHERWISE NO REPORTS OF DAMAGE WERE RECEIVED. SOME PONDING OF WATER ON ROADS DID OCCUR. KIELTYKA
Special weather statement, Apr 9, 7:59 AM EDT, 5 hours 9 minutes before
OHZ036-037-047-091235- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 759 AM EDT FRI APR 9 1999 THE TORNADO WATCH IS NO LONGER IN EFFECT FOR MARION...MORROW AND KNOX COUNTIES. ONE TREE WAS REPORTED DOWN OVER THE NORTHEAST PART OF KNOX. OTHERWISE NO REPORTS OF DAMAGE WERE RECEIVED. SOME PONDING OF WATER ON ROADS DID OCCUR. KIELTYKA
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 12:40 PM EDT | Severe Thunderstorm Warning | CLE | Knox | 40 min |
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; radar from the NEXRAD Level II archive.