Alert archive / Ohio / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 3, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at May 4, 1990, 8:23 PM EDT for Miami County, Ohio. It was in force for 27 min.
The area
The counties it named.
The facts
- Issued
- May 4, 1990, 8:23 PM EDT (00:23 UTC)
- Expired
- May 4, 1990, 8:50 PM EDT
- In force
- 27 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
County Miami County, OH
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 00:00Z, 0.4 hours before the alert went out and 17 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
- 185 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 756 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 2.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDAY 050023
SVRDAY
OHC109-050130-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DAYTON OH
823 PM EDT FRI MAY 4 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 930 PM EDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE STATE OF OHIO
MIAMI
AT 820 PM EDT RADAR INDICATED A POSSIBLE SEVERE THUNDERSTORM IN
THE WESTERN PART OF MIAMI COUNTY OHIO. THE THUNDERSTORM WAS
MOVING EAST AT 40 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 CONBDITIONS.
LINDSEYWhat 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 4, 2:40 PM EDT, 5 hours 43 minutes before
OHZ008-KYZ005-INZ013-041915- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY CORRECTED NATIONAL WEATHER SERVICE CINCINNATI OH 215 PM EDT FRI MAY 4 1990 SMALL HAIL AND VERY HEAVY DOWNPOURS HAVE OCCURED IN SOUTHEAST INDIANA AND NORTHERN KENTUCKY AT 2 PM EDT. AT 210 PM EDT VERSAILLES INDIANA STATE POLICE REPORTED PEA SIZE HAIL IN VERSAILLES INDIANA AND RAINFALL HAS TOTALED OVER TWO INCHES (2.10) SINCE 1000 AM EDT. THE TRACK OF THESE STORMS WILL MOVE INTO GREATER CINCINNATI TRI STATE AREA THIS AFTERNOON...BETWEEN 2 PM EDT AND 330 PM EDT. THESE THUNDERSTORMS CONTAIN VERY HEAVY DOWNPOURS...FREQUENT LIGHTNING... POSSIBLE HAIL AND GUSTY WINDS. PONDING OF WATER IS LIKELY IN POOR DRAINAGE AREAS...SO PLEASE DON'T TRY CROSS THESE AREAS. ...REMEMBER...A TORNADO WATCH REMAINS IN EFFECT FOR ALL OF THE GREATER CINCINNATI TRI STATE AREA UNTIL 9 PM EDT...EXCEPT THE PORTION OF THE TORNADO WATCH THAT COVERS SOUTHEAST INDIANA IS IN EFFECT URNTIL 6 PM EDT. SAM CORRECTED FOR TIME IN HEADED TO 215 PM EDT.
Special weather statement, May 4, 2:51 PM EDT, 5 hours 32 minutes before
OHZ008-KYZ005-INZ013-041948- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CINCINNATI OH 248 PM EDT FRI MAY 4 1990 SMALL HAIL AND VERY HEAVY DOWNPOURS CONTINUED IN SOUTHEAST INDIANA AND NORTHERN KENTUCKY AT 245 PM EDT. AT 240 PM EDT CARROLLTON KENTUCKY POLICE AND LA GRANGE KENTUCKY POLICE DEPARTMENTS REPORTED PEA SIZE HAIL AND VERY HEAVY RAINS NEAR CARROLLTON KENTUCKY AND NORTH OF NEW CASTLE KENTUCKY. THESE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 40 MPH. THIS TRACK OF THE STORMS WILL MOVE INTO OWEN AND GRANT COUNTIES OF KENTUCKY AND OHIO AND SWITZERLAND COUNTY OF INDIANA AROUND 3 PM EDT...AND STORMS CAN BE EXPECTED REMAINDING CINCINNATI AND NORTHERN KENTUCKY AROUND 330 PM EDT. PONDING OF WATER IS LIKELY IN POOR DRAINAGE AREAS...SO PLEASE DON'T TRY TO CROSS THESE AREAS. ...REMEMBER...A TORNADO WATCH REMAINS IN EFFECT FOR ALL OF THE GREATER CINCINNATI TRI STATE AREA UNTIL 9 PM EDT...EXCEPT THEb PORTION OF THE TORNADO WATCH THAT COVERS SOUTHEAST INDIANA IS IN EFFECT UNTIL 6 PM EDT. SAM
Special weather statement, May 4, 3:41 PM EDT, 4 hours 42 minutes before
OHZ008-KYZ005-INZ013-042040- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CINCINNATI OH 340 PM EDT FRI MAY 4 1990 THUNDERSTORMS WITH BRIEF VERY HEAVY DOWNPOURS...GUSTY WINDS...SMALL HAIL AND FREQUENT LIGHTNING CONTINUED ACROSS EXTREME SOUTHEAST INDIANA... NORTHERN KENTUCKY AND SOUTHWEST OHIO THIS AFTERNOON. AN AMATEUR RADIO OBSERVER REPORTED THREE QUARTERS OF AN INCH ( .75 ) OF RAINFALL WITHIN A 20 MINUTE PERIOD IN OXFORD OHIO AT 325 PM EDT. OTHER REPORTS OF VERY HEAVY DOWNPOURS IN THE GREATER CINCINNATI AREA HAVE BEEN RECEIVED AT OUR OFFICE THIS AFTERNOON. SHORTLY AFTER 3 PM EDT BRIEF HEAVY RAIN AND WIND GUST TO 37 MPH OCCURED AT THE GREATER CINCINATI INTERNATIONAL WEATHER SERVICE. PONDING OF WATER IS LIKELY IN POOR DRAINAGE AREAS...SO PLEASE DON'T TRY TO CROSS THESE AREAS. ...REMEMBER...A TORNADO WATCH REMAINS IN EFFECT FOR ALL OF THE GREATER CINCINNATI TRI STATE AREA UNTIL 9 PM EDT...EXCEPT THE PORTION OF THE TORNADO WATCH THAT COVERS SOUTHEAST INDIANA IS IN EFFECT UNTIL 6 PM EDT. SAM
Special weather statement, May 4, 6:45 PM EDT, 1 hour 38 minutes before
OHZ008-KYZ005-INZ013-050040- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CINCINNATI OH 646 PM EDT FRI MAY 4 1990 ...TORNADO WATCH FOR SOUTHWEST OHIO AND NORTHERN KENTUCKY UNTIL 9 PM EDT... ...TORNADO WATCH FOR SOUTHEAST INDIANA UNTIL 10 PM EDT... AT 635 NATIONAL WEATHER SERVICE RADAR INDICATED AN AREA OF THUNDERSTORMS IN SOUTHEAST INDIANA FROM 15 MILES NORTH OF MUNCIE SOUTHWEST TO 25 MILES SOUTHWEST OF INDIANAPOLIS. ELSEWHERE...SHOWERS AND THUNDERSTORMS EXTENDED FROM 30 MILES EAST OF CINCINNATI SOUTH TO MANCHESTER KENTUCKY. MOVEMENT OF THE SHOWERS AND THUNDERSTORMS WAS SOUTHEAST AT 35 MILES AN HOUR. PERSONS IN THE TORNADO WATCH AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. KEENEY
Special weather statement, May 4, 7:41 PM EDT, 42 minutes before
OHZ005-010-050030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DAYTON OH 740 PM EDT FRI MAY 4 1990 THUNDERSTORMS WITH VERY HEAVY RAIN AND POSSIBLY SMALL HAIL WERE MOVING INTO SOUTHWEST DARKE COUNTY OHIO AT 735 PM EDT. NATIONAL WEATHER SERVICE RADAR SHOWED THUNDERSTORMS WITH VERY HEAVY RAIN ALONG AND NEAR THE OHIO-INDIANA STATE LINE BETWEEN RICHMOND AND BROOKVILLE INDIANA. THE THUNDERSTORMS WERE MOVING EAST AT 35 MILES AN HOUR AND WILL MOVE ACROSS THE SOUTHERN HALF OF DARKE COUNTY BY 815 PM EDT. PEOPLE IN DARKE COUNTY FROM GREENVILLE SOUTH SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND BE PREPARE TO TAKE QUICK PROTECTIVE ACTION IF SEVERE WEATHER DEVELOPES. OTHER THUNDERSTORMS ARE EXPECTED TO REACH THE PREBLE COUNTY LINE BY 800 PM EDT. . A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT FOR DARKE...MIAMI ...CHAMPAIGN...CLARK...PREBLE...MONTGOMERY AND GREENE COUNTIES. LINDSEY
Special weather statement, May 4, 7:44 PM EDT, 39 minutes before
OHZ008-KYZ005-INZ013-050140- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CINCINNATI OH 745 PM EDT FRI MAY 4 1990 ...TORNADO WATCH FOR SOUTHWEST OHIO AND NORTHERN KENTUCKY UNTIL 9 PM EDT... ...TORNADO WATCH FOR SOUTHEAST INDIANA UNTIL 10 PM EDT... AT 730 NATIONAL WEATHER SERVICE RADAR INDICATED AN LINE OF STRONG THUNDERSTORMS IN SOUTHEAST INDIANA FROM 25 MILES EAST OF MUNCIE SOUTHWEST TO 55 MILES WEST OF CINCINNATI. MOVEMENT OF THESE STORMS WAS TO THE SOUTHEAST AT 35 MILES AN HOUR. THESE STORMS ARE CAPABLE OF PRODUCING HEAVY RAIN...FREQUENT LIGHTNING AND GUSTY WINDS. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. ALSO...FAYETTEVILLE IN BROWN COUNTY HAS REPORTED 2.29 INCHES OF RAIN SINCE 7 AM. FLOODING IS OCCURING ON THE EAST FORK OF THE LITTLE MIAMI. THE CINCINNATI AREA CAN EXPECT A LINE OF THUNDERSTORMS TO MOVE THROUGH THE AREA IN THE NEXT HOUR OR TWO. KEENEY
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 8:18 PM EDT | Severe Thunderstorm Warning | ILN | Butler | 57 min |
| May 4, 9:31 PM EDT | Severe Thunderstorm Warning | ILN | Clinton, Warren | 59 min |
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; the sounding from the Mesonet's radiosonde archive.