Alert archive / Ohio / Flash Flood Warnings in 1996
Flash Flood Warning 99, NWS Wilmington, OH
NWS Wilmington, OH issued this flash flood warning at Jul 7, 1996, 7:55 PM EDT for Hamilton County, Ohio. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 7, 1996, 7:55 PM EDT (23:55 UTC)
- Expired
- Jul 7, 1996, 10:00 PM EDT
- In force
- 2 hr
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
County Hamilton County, OH
The radar
The Cincinnati radar (KILN), 67 km from the middle of the area, began a volume at 23:56 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.
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.9 hours before the alert went out and 69 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
- 1537 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 85 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 KILN 072357 FFWILN OHC061-080200- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE WILMINGTON OH 755 PM EDT SUN JUL 7 1996 THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1000 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHWEST OHIO ...HAMILTON COUNTY AT 753 PM...AMATUER RADIO SPOTTERS FLOODING ON THE NORWOOD LATERAL AND SMALL STREAMS OUT OF THEIR BANKS. DOPPLER WEATHER RADAR ESTIMATES OF LOCALLY 3 INCHES HAVE FALLEN ACROSS PORTIONS OF HAMILTON COUNTY. THUNDERSTORMS WILL BE MOVING OUT OF THE AREA BY 10 PM EDT. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLOODING IS OBSERVED... ACT QUICKLY. MOVE TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. KELLS &
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Wilmington, OH wrote its last area forecast discussion before this flash flood warning went out at Jul 7, 3:08 PM EDT, 4 hours 47 minutes earlier.
Area forecast discussion, Jul 7, 3:08 PM EDT, 4 hours 47 minutes before
FORECAST COORDINATION MESSAGE NATIONAL WEATHER SERVICE WILMINGTON OH 305 PM EDT SUN JUL 7 1996 WL AGREE WITH NGM SINCE ONLY MODEL AVAILABLE TO TOTALLY PERUSE. REALLY MISSING ADAP PRODUCTS FOR SHORT TERM TRENDS. NGM DEPICTS STRONG FLOW ACROSS S CANADA INTO GT LKS NEXT 48 HRS. WK FNT/TROF WL CONTINUE TO WEAKEN AS IT MVS SE TNGT AND SHOULD BE MAINLY WIND SHIFT FOR FA. CU FIELD BLOSSOMING OVER THE REGION WITH DAYTIME HTG BUT EARLIER CLDS HAVE RETARDED CU FORMATION SOMEWHAT OVER SE IN...N KY AND S OH ATTM. WITH FNT WEAKENG AND WASHG OUT ACROSS FA...WL FOCUS ON SCT ACTIVITY OUT THERE NOW ACROSS N IN TO MOVE INTO NW/WC OH. COULD BE ISOL- WDLY SCT TSTMS ELSEWHERE THIS EVENG SO WL KEEP LOW 20-30 PCT EARLY. ON MON MUCH OF THE FA WL BE DRY THRU THE AFT AS MAJOR FNT COMES DOWN FM THE UPPER MIDWEST. 70+ DWPTS AND MDT UNSTABLE ATM IN PLACE FOR FNTL LIFT MON NGT. TSTM ACTIVITY MAY MAKE IT INTO WC OH BY LT AFT SO WL INCLUDE POP FOR THAT TIME. AREAL CVRG DIFFICULT TO NAIL DOWN WITH FNT SO WL BE CONSERVATIVE AND KEEP 40 PCT POPS. BETTER CHC FOR SVR WX MON NGT. WL END PCPN SOON AFTER FROPA AND KEEP C OH NWRD DRY WHILE ENDG PCPN IN THE S DURG THE MORNG. WL MAKE MINOR CHANGES TO F^WC TEMPS...HOWEVER WL BRING TUE HIGHS LWR BEHIND INTENSIFYING FNT. CVG 70/90/68/81 DAY 69/90/66/80 CMH 67/90/66/80 SANDLER
In the hours before
Special weather statement, Jul 7, 5:00 PM EDT, 2 hours 55 minutes before
OHZ015-016-024>026-034-035-042>044-080300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 500 PM EDT SUN JUL 7 1996 ...SEVERE THUNDERSTORM WATCH FOR PORTIONS OF WEST CENTRAL OHIO AND THE NORTHERN MIAMI VALLEY UNTIL 11 PM EDT... THE STORM PREDICTION CENTER IN KANSAS CITY HAS ISSUED A SEVERE THUNDERSTORM WATCH UNTIL 11 PM EDT FOR WEST CENTRAL OHIO AND THE NORTHERN MIAMI VALLEY. STRONG THUNDERSTORMS WERE DEVELOPING AHEAD OF COLD FRONT ACROSS NORTHERN INDIANA. THESE STORMS WILL MOVE INTO WEST CENTRAL OHIO AND THE NORTHERN MIAMI VALLEY BY 6 PM. SOME CITIES IN THE WATCH INCLUDE...LIMA...VAN WERT...CELINA AND PAULDING. REMEMBER...A WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE WEATHER IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. RANDALL
Special weather statement, Jul 7, 7:40 PM EDT, 15 minutes before
INZ074-058-066-075-073-080-059-050-OHZ081-025-035-079-070-052-053- 078-072-042-046-065-063-055-062-077-026-080-074-056-044-054-034- 051-061-064-082-060-016-073-088-043-045-071-KYZ091-097-093-089- 090-095-092-100-099-094-096-201-070145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 741 PM EDT (641 PM EST) SAT JUL 6 1996 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 1 AM EDT... THE STORM PREDICTION CENTER IN KANSAS CITY HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR MUCH OF EAST CENTRAL INDIANA...SOUTHEAST INDIANA...WEST CENTRAL OHIO...THE MIAMI VALLEY...SOUTHWEST OHIO... CENTRAL OHIO...AND NORTHERN KENTUCKY. THIS WATCH IS IN EFFECT UNTIL 1 AM EDT AND REPLACES WATCH NUMBER 737 WHICH WAS IN PLACE FOR WEST CENTRAL OHIO AND THE NORTHERN MIAMI VALLEY. AT 735 PM WEATHER SERVICE DOPPLER RADAR WAS SHOWING STRONG TO SEVERE THUNDERSTORMS OVER PORTIONS OF EASTERN INDIANA AND WESTERN OHIO. THESE STORMS HAVE DEVELOPED IN UNSTABLE AIR WHICH IS IN PLACE OVER THE OHIO RIVER VALLEY AHEAD OF AN APPROACHING COLD FRONT. THESE STORMS HAVE A HISTORY OF DAMAGING WINDS AND HAIL AS LARGE AS QUARTER SIZE. REMEMBER...A WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE WEATHER IN ANtD CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. RANDALL
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 6:29 PM EDT | Severe Thunderstorm Warning | ILN | Butler | 31 min |
| Jul 7, 6:49 PM EDT | Severe Thunderstorm Warning | ILN | Hamilton | 41 min |
| Jul 7, 6:58 PM EDT | Severe Thunderstorm Warning | ILN | Butler | 32 min |
| Jul 7, 7:29 PM EDT | Severe Thunderstorm Warning | ILN | Hamilton | 31 min |
| Jul 7, 7:31 PM EDT | Severe Thunderstorm Warning | ILN | Butler | 29 min |
| Jul 7, 7:37 PM EDT | Severe Thunderstorm Warning | ILN | Warren | 23 min |
| Jul 7, 7:58 PM EDT | Severe Thunderstorm Warning | ILN | Clinton | 32 min |
Nearby
Flash Flood Warnings in Ohio, 1996Every flash flood warning in 1996
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; radar from the NEXRAD Level II archive.