Alert archive / Ohio / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 115, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Sep 7, 1990, 12:17 AM EDT for Portage County, Summit County, Ohio. It was in force for 43 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
- Sep 7, 1990, 12:17 AM EDT (04:17 UTC)
- Expired
- Sep 7, 1990, 1:00 AM EDT
- In force
- 43 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
Counties Portage County, OH, Summit County, OH
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 7, 12:50 AM EDT | Thunderstorm Wind 0 | Portage, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 4.3 hours before the alert went out and 134 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
- 62 J/kg
- Mixed-layer CIN
- -179 J/kg
- Mixed-layer LCL
- 1475 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 107 m²/s²
- 0-3 km storm-relative helicity
- 165 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KCAK 070417
SVRCAK
OHC133-153-070500-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AKRON OH
1217 AM EDT FRI SEP 7 1990
THE NATIONAL WEATHER SERVICE IN AKRON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 100 AM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTHEAST OHIO
...PORTAGE...SUMMIT
AT 1210 AM EDT A SEVERE THUNDERSTORM WAS REPORTED IN NORTHERN SUMMIT
COUNTY. THREE QUARTER INCH HAIL WAS REPORTED IN TWINSBURG AT 1210 AM.
THIS THUNDERSTORM WAS MOVING SOUTHEAST AT 30 MPH.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
THOMPSONWhat 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, Sep 6, 8:51 PM EDT, 3 hours 26 minutes before
OHZALL-070200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 850 PM EDT THU SEP 6 1990 A TORNADO WATCH CONTINUES IN EFFECT FOR MUCH NORTH CENTRAL AND NORTHEASTERN OHIO UNTIL 1 AM FRIDAY. SOME OF THE CITIES IN THE TORNADO WATCH ARE AKRON... CANTON... CLEVELAND... MANSFIELD... SANDUSKY... AND YOUNGSTOWN. AT 840 PM CLEVELAND WEATHER RADAR INDICATED NUMEROUS SHOWERS AND THUNDERSTORMS OVER NORTHEAST OHIO AND THE ADJOINING WATERS OF LAKE ERIE. THE LEADING EDGE OF THE STORMS EXTENDED FROM NEAR MANSFIELD THROUGH AKRON AND CANTON TO YOUNGSTOWN. THE THUNDERSTORMS WERE MOVING SOUTHEAST AT 30 MILES AN HOUR. THE THUNDERSTORMS AFFECTING OHIO THIS EVENING WILL BE CAPABLE OF CAUSING TORNADOES... DAMAGING WINDS... LARGE HAIL... AND HEAVY DOWNPOURS. PEOPLE SHOULD REMAIN ALERT FOR SUCH CONDITIONS AND BE READY TO GO TO A PLACE OF SAFETY IF THREATENING WEATHER APPROACHES OR A WARNING IS ISSUED. HILTBRAND
Special weather statement, Sep 6, 9:10 PM EDT, 3 hours 7 minutes before
OHZ006-011-070300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MANSFIELD OH 910 PM EDT THU SEP 6 1990 ...A TORNADO WATCH IS IN EFFECT UNTIL 1AM EDT FRI. AT 905 PM WEATHER SERVICE RADAR SHOWED THUNDERSTORMS OVER SOUTHEAST RICHLAND...SOUTHERN MORROW AND SOUTHERN KNOX COUNTIES MOVING SOUTHEAST AT 30 MPH. ONE THUNDERSTORM WAS EXITING SOUTHEAST ASHLAND COUNTY AT 910 PM EDT. THE HEAVIEST THUNDERSTORM WAS OVER SOUTHEAST RICHLAND COUNTY MOVING INTO SOUTHERN ASHLAND COUNTY AT 910 PM EDT. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING DAMAGING WINDS AND LARGE HAIL. IF THREATENING WEATHER APPROACHES SEEK SAFE SHELTER IMMEDIATELY. BANYAS
Special weather statement, Sep 6, 10:07 PM EDT, 2 hours 10 minutes before
OHZALL-070300- SPECIAL WEATHER STATEMENT AND EVENING OHIO WEATHER STORY NATIONAL WEATHER SERVICE CLEVELAND OH 1007 PM EDT THU SEP 6 1990 A TORNADO WATCH CONTINUES IN EFFECT UNTIL 1 AM FRIDAY FOR NORTH CENTRAL AND NORTHEASTERN OHIO. A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED UNTIL 3 AM FRIDAY FOR EAST CENTRAL OHIO SOME CITIES IN THE TORNADO WATCH ARE AKRON... CANTON... CLEVELAND... MANSFIELD... SANDUSKY... AND YOUNGSTOWN. SOME CITIES IN THE SEVERE THUNDERSTORM WATCH ARE CAMBRIDGE... MARIETTA AND ST. CLAIRSVILLE. AT 940 PM WEATHER RADAR INDICATED NUMEROUS SHOWERS AND THUNDERSTORMS OVER NORTHEAST OHIO AND THE ADJOINING WATERS OF LAKE ERIE. THE HEAVIEST STORMS WERE LOCATED FROM WOOSTER THROUGH CANTON TO SOUTH OF YOUNGSTOWN. THE THUNDERSTORMS WERE MOVING SOUTHEAST AT 30 MILES AN HOUR. THE THUNDERSTORMS AFFECTING MUCH OF EASTERN OHIO TONIGHT WILL BE CAPABLE OF CAUSING TORNADOES... DAMAGING WINDS... LARGE HAIL... AND HEAVY DOWNPOURS. PEOPLE SHOULD REMAIN ALERT FOR SUCH CONDITIONS AND BE READY TO GO TO A PLACE OF SAFETY IF THREATENING WEATHER APPROACHES OR A WARNING IS ISSUED. IT WAS QUITE AN ACTIVE WEATHER DAY OVER OHIO. MOSTLY SUNNY SKIES PREVAILED OVER MOST OF WESTERN AND SOUTHERN OHIO THROUGH THE AFTERNOON WITH HIGH TEMPERATURES IN THE LOWER 90S. SKIES WERE MOSTLY CLOUDY OVER NORTHEAST OHIO DURING THE AFTERNOON ALONG WITH SCATTERED THUNDERSTORMS. SOME OF THE THUNDERSTORMS PRODUCED WIND GUSTS TO BETWEEN 40 AND 50 MILES AN HOUR. MORE THUNDERSTORMS MOVED INTO NORTHEAST OHIO DURING THE EVENING... CAUSING STRONG WIND GUSTS AND SMALL HAIL. BY LATE EVENING THE THUNDERSTORMS WERE MOVING INTO EAST CENTRAL OHIO. SHOWERS AND THUNDERSTORMS WILL BE THE RULE OVERNIGHT AS A COLD FRONT APPROACHES OHIO FROM THE WESTERN GREAT LAKES. THE FRONT WILL PASS ACROSS OHIO ON FRIDAY KEEPING SHOWERS AND THUNDERSTORMS LIKELY ACROSS THE STATE. ON THE EVENING WEATHER MAP... A COLD FRONT EXTENDED FROM EASTERN QUEBEC THROUGH LAKE SUPERIOR TO SOUTH DAKOTA. THE FRONT WILL MOVE SOUTHEAST AND PASS ACROSS OHIO ON FRIDAY. BY FRIDAY NIGHT THE COLD FRONT WILL EXTEND FROM OFF THE NEW ENGLAND COAST TO THE OHIO RIVER TO NEBRASKA. HIGH PRESSURE OVER CENTRAL CANADA WILL BUILD IN BEHIND THE FRONT AND MOVE TO LAKE SUPERIOR BY LATE IN THE UPCOMING DAY. HILTBRAND
Local storm report, Sep 6, 10:12 PM EDT, 2 hours 5 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE ERIE, PA
1012 PM EDT THU SEP 06 1990
MORE STORM REPORTS FOR THURSDAY SEPTEMBER 6, 1990
TIME EDT EVENT
=====================================================================
835 PM EDT 3/4 INCH HAIL AT WALNUT CREEK ACCESS IN FAIRVIEW
IN ERIE CO PA.
850 PM EDT 3/4 INCH HAIL 2 MILES SOUTH OF FAIRVIEW IN ERIE CO PA.
850 PM EDT DIME SIZE HAIL IN CITY OF ERIE IN ERIE CO PA.
SOME POWER LINES AND TREES DOWN ALSO.
905 PM EDT 3/4 INCH HAIL AT CONNEAUTIVILLE IN CRAWFORD CO PA.
925 PM EDT PEA SIZE HAIL AT CORRY IN ERIE CO PA.
930 PM EDT A LOT OF STREET AND UNDERPASS FLOODING ON EAST SIDEw
OF THE CITY OF ERIE IN ERIE CO PA.
RRSpecial weather statement, Sep 6, 11:18 PM EDT, 59 minutes before
OHZALL-070400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 1117 PM EDT THU SEP 6 1990 ...A TORNADO WATCH CONTINUES IN EFFECT UNTIL 1 AM FRIDAY FOR NORTH CENTRAL AND NORTHEASTERN OHIO... ...A SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 3 AM FRIDAY FOR EAST CENTRAL OHIO... ...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED UNTIL 4 AM FRIDAY FOR NORTHWEST OHIO... SOME CITIES IN THE TORNADO WATCH ARE AKRON... CANTON... CLEVELAND... MANSFIELD... SANDUSKY... AND YOUNGSTOWN. SOME CITIES IN THE SEVERE THUNDERSTORM WATCHES ARE CAMBRIDGE... FINDLAY... MARIETTA... ST. CLAIRSVILLE AND TOLEDO. AT 1110 PM WEATHER RADAR INDICATED NUMEROUS SHOWERS AND THUNDERSTORMS FROM THE WESTERN END OF LAKE ERIE TO NORTH OF CLEVELAND AND THEN EXTENDING INTO ASHTABULA COUNTY. THESE STORMS WERE MOVING TO THE EAST SOUTHEAST AT 25 TO 30 MILES AN HOUR. IF THE THUNDERSTORMS CONTINUE ON THEIR PRESENT COURSE THEY WILL MOVE INTO THE REMAINING NORTHEAST LAKESHORE COUNTIES AROUND MIDNIGHT. OTHER NUMEROUS SHOWERS AND THUNDERSTORMS WERE DETECTED OVER NORTHEAST AND EAST CENTRAL OHIO... IN AN AREA FROM AKRON TO YOUNGSTOWN AND THEN SOUTH TO WHEELING WEST VIRGINIA. THESE STORMS WERE MOVING SOUTHEAST AT 30 MILES AN HOUR. THE THUNDERSTORMS AFFECTING MUCH OF EASTERN OHIO TONIGHT WILL BE CAPABLE OF CAUSING TORNADOES... DAMAGING WINDS... LARGE HAIL... AND HEAVY DOWNPOURS. PEOPLE SHOULD REMAIN ALERT FOR SUCH CONDITIONS AND BE READY TO GO TO A PLACE OF SAFETY IF THREATENING WEATHER APPROACHES OR A WARNING IS ISSUED. HILTBRAND
Special weather statement, Sep 6, 11:51 PM EDT, 26 minutes before
OHZALL-070500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 1150 PM EDT THU SEP 6 1990 ...A TORNADO WATCH CONTINUES IN EFFECT UNTIL 1 AM FRIDAY FOR NORTH CENTRAL AND NORTHEASTERN OHIO... ...A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL 3 AM FRIDAY FOR EAST CENTRAL OHIO... ...A SEVERE THUNDERSTORM WATCH CONTINUESIN EFFECT UNTIL 4 AM FRIDAY FOR NORTHWEST OHIO... SOME CITIES IN THE TORNADO WATCH ARE AKRON... CANTON... CLEVELAND... MANSFIELD... SANDUSKY... AND YOUNGSTOWN. SOME CITIES IN THE SEVERE THUNDERSTORM WATCHES ARE CAMBRIDGE... FINDLAY... MARIETTA... ST. CLAIRSVILLE AND TOLEDO. AT 1135 PM WEATHER RADAR INDICATED NUMEROUS THUNDERSTORMS OVER SOUTHERN LAKE ERIE AND EXTENDING INTO NORTHEAST OHIO. THE THUNDERSTORMS WERE IN A LINE FROM NEAR PELEE ISLAND TO JUST NORTH OF CLEVELAND AND CONTINUED EAST TO SOUTHERN ASHTABULA COUNTY. THE THUNDERSTORMS WERE MOVING EAST SOUTHEAST AT 25 TO 30 MILES AN HOUR AND WILL BE MOVING INTO LORAIN... CUYAHOGA AND GEAUGA COUNTIES BETWEEN 1145 PM AND 1245 AM. OTHER SHOWERS AND THUNDERSTORMS WERE SHOWN OVER EASTERN OHIO FROM CANTON AND EXTENDED SOUTHEAST ACROSS CARROLL... HARRISON AND JEFFERSON COUNTIES. THE THUNDERSTORMS WERE MOVING EAST SOUTHEAST AT 25 TO 30 MILES AN HOUR AND WILL CONTINUE TO AFFECT THESE THREE COUNTIES FOR THE NEXT ONE TO TWO HOURS. THE THUNDERSTORMS AFFECTING EASTERN OHIO OVERNIGHT WILL BE CAPABLE OF CAUSING TORNADOES... DAMAGING WINDS... LARGE HAIL... AND HEAVY DOWNPOURS. PEOPLE SHOULD REMAIN ALERT FOR SUCH CONDITIONS AND BE READY TO GO TO A PLACE OF SAFETY IF THREATENING WEATHER APPROACHES OR A WARNING IS ISSUED. HILTBRAND
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 8:04 PM EDT | Severe Thunderstorm Warning | CLE | Geauga, Lake | 56 min |
| Sep 6, 8:17 PM EDT | Severe Thunderstorm Warning | CLE | Columbiana, Mahoning | 58 min |
| Sep 6, 8:40 PM EDT | Severe Thunderstorm Warning | CLE | Portage, Summit | 65 min |
| Sep 6, 9:18 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning | 87 min |
| Sep 6, 9:18 PM EDT | Severe Thunderstorm Warning | CLE | Trumbull | 54 min |
| Sep 6, 9:23 PM EDT | Severe Thunderstorm Warning | CLE | Stark | 67 min |
| Sep 6, 9:59 PM EDT | Severe Thunderstorm Warning | CLE | Columbiana | 61 min |
| Sep 7, 12:09 AM EDT | Flash Flood Warning | CLE | Harrison, Jefferson | 4 hr |
| Sep 7, 12:28 AM EDT | Flash Flood Warning | CLE | Cuyahoga, Lorain | 2 hr |
| Sep 7, 12:35 AM EDT | Flash Flood Warning | CLE | Portage, Stark, Summit | 4 hr |
| Sep 7, 1:11 AM EDT | Flash Flood Warning | CLE | Medina | 2 hr |
| Sep 7, 2:06 AM EDT | Flash Flood Warning | CLE | Jefferson | 3 hr |
| Sep 7, 3:53 AM EDT | Flash Flood Warning | CLE | Cuyahoga, Lorain | 3 hr |
| Sep 7, 4:26 AM EDT | Flash Flood Warning | CLE | Portage, Stark, Summit | 4 hr |
| Sep 7, 5:10 AM EDT | Flash Flood Warning | CLE | Jefferson | 7 hr |
| Sep 7, 6:55 AM EDT | Flash Flood Warning | CLE | Cuyahoga | 3 hr |
| Sep 7, 8:22 AM EDT | Flash Flood Warning | CLE | Portage, Stark, Summit | 4 hr |
Nearby
Severe Thunderstorm Warnings in Ohio, 1990Every severe thunderstorm warning in 1990
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.