Alert archive / Ohio / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 2, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Apr 16, 1993, 12:45 AM EDT for Mahoning County, Ohio. It was in force for 30 min.
The area
The counties it named.
The facts
- Issued
- Apr 16, 1993, 12:45 AM EDT (04:45 UTC)
- Expired
- Apr 16, 1993, 1:15 AM EDT
- In force
- 30 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Mahoning County, OH
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 4.8 hours before the alert went out and 88 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
- 2593 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 229 m²/s²
- 0-3 km storm-relative helicity
- 370 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 160451 COR SVRYNG OHC099-PAC073-160530- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING...CORRECTED NATIONAL WEATHER SERVICE YOUNGSTOWN OH 1245 AM EDT FRI APR 16 1993 THE NATIONAL WEATHER SERVICE IN YOUNGSTOWN HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 130 AM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHEAST OHIO ...MAHONING COUNTY IN NORTHWEST PENNSYLVANIA ...LAWRENCE COUNTY AT 1240 AM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF POSSIBLE SEVERE THUNDERSTORMS FROM YOUNGSTOWN SOUTH TO EAST LIVERPOOL. THESE STORMS WERE MOVING TO THE NORTHEAST AT 50 MPH AND WILL REACH NEW CASTLE PENNSYLVANIA BY 100 AM. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS. MITCHELL $$ ...CORRECTED WORDING IN LINE OF THUNDERSTORMS...
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 15, 8:01 PM EDT, 4 hours 44 minutes before
OHZALL-160100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 758 PM EDT THU APR 15 1993 A TORNADO WATCH IS IN EFFECT FOR MUCH OF THE WESTERN THIRD OF OHIO UNTIL 11 PM EDT TONIGHT. SOME CITIES THAT ARE INCLUDED IN THE WATCH ARE CINCINNATI...DAYTON... FINDLAY...LIMA...SPRINGFIELD AND TOLEDO. AT 745 PM EDT THE LEADING EDGE OF A LINE OF SHOWERS AND STRONG THUNDERSTORMS EXTENDED FROM NEAR TOLEDO TO FINDLAY TO LIMA TO DAYTON TO NEAR CINCINNATI. THE LINE WAS MOVING TO THE NORTHEAST AROUND 30 MPH. THE STRONGEST STORMS IN THIS LINE ARE CAPABLE OF PRODUCING FREQUENT LIGHTNING...HAIL...VERY HEAVY RAIN AND WIND GUSTS TO 55 MPH. FLASH FLOODING WAS REPORTED AROUND 720 PM IN ROSS...WHICH IS LOCATED ABOUT 16 MILES NORTH OF CINCINNATI. IN ADDITION...ONE-QUARTER INCH HAIL WAS REPORTED IN DAYTON AROUND 740 PM. OTHER SHOWERS AND THUNDERSTORMS WERE SCATTERED OVER THE REMAINDER OF THE STATE. THIS PRECIPITATION WAS MOVING TO THE NORTH AROUND 30 MPH. THESE SHOWERS AND THUNDERSTORMS ARE CAPABLE OF FREQUENT LIGHTNING... HEAVY RAIN AND GUSTY WINDS. STAY TUNED TO NOAA WEATHER RADIO AND LOCAL MEDIA FOR THE INFORMATION ON THIS POTENTIALLY DANGEROUS WEATHER SITUATION. HOVIS
Special weather statement, Apr 15, 10:09 PM EDT, 2 hours 36 minutes before
OHZALL-160400- SPECIAL WEATHER STATEMENT AND EVENING OHIO WEATHER STORY NATIONAL WEATHER SERVICE CLEVELAND OH 1005 PM EDT THU APR 15 1993 ...THE TORNADO WATCH FOR PORTIONS OF WESTERN OHIO THIS EVENING HAS BEEN CANCELLED... ...A FLOOD WATCH WAS IN EFFECT FOR THE SOUTHWEST QUARTER OF OHIO OVERNIGHT... STORMY WEATHER AFFECTED THE WESTERN THIRD OF OHIO EARLY THIS EVENING PROMPTING A TORNADO WATCH TO BE ISSUED. AT 10PM THE TORNADO WATCH FOR PORTIONS OF SOUTHWEST OHIO WAS CANCELLED. AFTER RECORD-BREAKING WARMTH PUSHED INTO OHIO TODAY BEHIND A WARM FRONT STRONG AND ISOLATED SEVERE THUNDERSTORMS BROKE OUT AHEAD OF A COLD FRONT EARLIER THIS EVENING. SOME OF THESE SEVERE STORMS PRODUCED LARGE HAIL AND DAMAGING WINDS...CAUSING DOWNED TREES AND POWER LINES IN SOUTHWEST OHIO...SPECIFICALLY BUTLER AND HAMILTON COUNTIES. SOME OF THE STORMS HAD PRODUCED LOCALIZED RAINFALL IN THE ONE TO 2 INCH RANGE...CAUSING SOME FLASH FLOODING ALSO IN BUTLER COUNTY. WITH RAIN COVERING MUCH OF THE SOUTHWEST...ADDITIONAL RAINFALL UP TO AN INCH IS POSSIBLE OVERNIGHT. WITH THE GROUND SATURATED AND THE RAIN CAUSING RUNOFF...MINOR FLOODING WILL BE POSSIBLE IN THE SOUTHWEST QUARTER OF THE STATE UNTIL THE RAIN ENDS WITH THE PASSAGE OF A COLD FRONT EARLY FRIDAY. AS A RESULT OF THESE STORMS A FLOOD WATCH WAS IN EFFECT FOR THE SOUTHWEST QUARTER OF THE STATE TIL FRIDAY MORNING. RECORDS HIGHS WERE TIED AT YOUNGSTOWN AND AKRON-CANTON THIS AFTERNOON... AKRON-CANTON AT 79 DEGREES AND YOUNGSTOWN AT 81 DEGREE. OLD RECORDS FOR BOTH LOCATIONS WERE SET IN 1976. THE MOVEMENT OF THE COLD FRONT WILL CONTINUE TO INFLUENCE THE OHIO WEATHER FOR THE NEXT COUPLE OF DAYS. BRISK WINDS AHEAD OF THE FRONT WILL PRECEDE AND THEN ACCOMPANY SOME SHOWERS AND THUNDERSTORMS TONIGHT. THE FRONT WILL MOVE THROUGH MOST OF THE WESTERN HALF OF OHIO BY DAYBREAK AND SHOWERS AND THUNDERSTORMS WILL BE QUITE NUMEROUS WITH IT. SOME OF THEM COULD BE ACCOMPANIED BY HIGH WINDS...HAIL OR HEAVY RAINS IN SOUTHERN OHIO. TEMPERATURES WILL DIP DOWN INTO THE 40'S IN WESTERN OHIO AND THE MID 50'S IN EASTERN OHIO OVERNIGHT. THE COLDER WEATHER WILL STAY AROUND FOR THE WEEKEND WITH HIGHS ONLY EXPECTED TO REACH THE 40'S TO LOWER 50'S. ON THE EVENING WEATHER MAP...A STRONG LOW PRESSURE AREA CENTERED OVER SOUTHERN LAKE MICHIGAN EXTENDED A WARM FRONT ACROSS SOUTHERN MICHIGAN THEN CURVED DOWN ACROSS PENNSYLVANIA. A COLD FRONT CURVED SOUTH FROM THE LOW ACROSS TENNESSEE AND ALABAMA. THE LOW WILL TRACK NORTH INTO MICHIGAN BY FRIDAY MORNING. THE WARM FRONT WILL CONTINUE TO PUSH NORTH TOWARD NEW ENGLAND WHILE THE COLD FRONT CROSSES OHIO AND REACHES THE MID ATLANTIC COAST BY FRIDAY EVENING. A TROUGH OF LOW PRESSURE WILL FOLLOW THE FRONT ACROSS OHIO FRIDAY NIGHT. WEAK HIGH PRESSURE WILL THEN BUILD INTO OHIO FROM THE SOUTHWEST DURING SATURDAY. SEM
Special weather statement, Apr 16, 12:40 AM EDT, 5 minutes before
OHZ002-003-160730- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 1240 AM EDT FRI APR 16 1993 LOCALLY HEAVY RAIN AND GUSTY WINDS WERE AFFECTING THE LAKESHORE COUNTIES AND NORTH CENTRAL OHIO EARLY FRIDAY MORNING. AT 1230 AM EDT...RADAR SHOWED A LARGE AREA OF RAIN WITH EMBEDDED THUNDERSTORMS OVER MOST OF EASTERN OHIO. THUNDERSTORMS WITH HEAVY RAIN WERE LOCATED OVER THE EASTERN SUBURBS OF CLEVELAND AND NEAR GENEVA IN ASHTABULA COUNTY. THE STORMS WERE MOVING NORTHEAST AROUND 40 MPH. HEAVY RAIN AND WIND GUSTS UP TO 50 MPH WILL OCCUR WITH THE THUNDERSTORMS. SOME STREET FLOODING IS LIKELY DUE TO THE HEAVY RAIN AND SOME SMALL CREEKS MAY OVERFLOW. THE RAIN AREA WAS MOVING RAPIDLY NORTHEAST AND SHOULD END OVER NORTH CENTRAL OHIO AND THE CENTRAL LAKESHORE COUNTIES BY 2 AM AND OVER THE EAST LAKESHORE BY 330 AM EDT. BOATERS ON LAKE ERIE SHOULD SEEK SAFE HARBOR UNTIL THE STORMS PASS. LISTEN TO NOAA WEATHER RADIO FOR UPDATES. GABRIC
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 16, 12:27 AM EDT | Severe Thunderstorm Warning | CLE | Columbiana | 48 min |
| Apr 16, 12:36 AM EDT | Tornado Warning | CLE | Stark | 69 min |
| Apr 16, 12:58 AM EDT | Severe Thunderstorm Warning | CLE | Trumbull | 47 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 1993Every severe thunderstorm warning in 1993
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.