Alert archive / Ohio / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 147, NWS Wilmington, OH

July 5, 2003Miami County, Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Jul 5, 2003, 9:15 PM EDT for Miami County, Ohio. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 5, 2003, 9:15 PM EDT (01:15 UTC)
Expired: Jul 5, 2003, 10:00 PM EDT
In force: 45 min
Issued by: NWS Wilmington, OH
Area: Counties, with a storm outline in the text

County Miami County, OH

The radar

The Cincinnati radar (KILN), 74 km from the middle of the area, began a volume at 01:19 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.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jul 5, 5:55 PM EDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.3 hours before the alert went out and 74 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1958 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 1327 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 63 m²/s²
0-3 km storm-relative helicity: 75 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

644 
WUUS51 KILN 060115
SVRILN
OHC109-060200-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
915 PM EDT SAT JUL 5 2003

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MIAMI COUNTY IN OHIO...

* UNTIL 1000 PM EDT...

* AT 915 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 4 MILES SOUTHWEST OF PLEASANT HILL...OR ABOUT 7
  MILES NORTHWEST OF WEST MILTON...MOVING EAST AT 25 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  COVINGTON...
  PIQUA...
  TIPP CITY...
  TROY...
  WEST MILTON...

DAMAGING WINDS ARE LIKELY WITH THIS STORM. IF YOU ARE IN THE STORMS
PATH...TAKE COVER IN A STURDY STRUCTURE UNTIL THE STORM PASSES.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG
BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY
LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY
FROM WINDOWS UNTIL THE STORM HAS PASSED.

LAT...LON 4020 8402 3988 8404 3989 8415 3992 8416
          3992 8443 4019 8444

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.

NWS Wilmington, OH wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 5, 6:32 PM EDT, 2 hours 43 minutes earlier.

Area forecast discussion, Jul 5, 6:32 PM EDT, 2 hours 43 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE WILMINGTON OH
632 PM EDT SAT JUL 5 2003

AMS OVER OH WAS STABILIZED BY MORNING MCS WHICH TRACKED ACRS THE AREA.
THIS WAS EVIDENT ON VIS SATL IMGRY IN LACK OF CU FIELD. AMS IS
RELOADING WITH SFC DWPTS IN THE LWR AND MID 70S ENCROACHING INTO SW
OH AND CU FIELD DEVELOPING ACRS THIS AREA.

LTST SFC MAP SHWS MESO HI OVR NRN IL WITH OUTFLOW BNDRY PUSING ACRS
IN. NXT MCS HAS DVLPD ALONG THIS BNDRY WHERE SBCAPES OF 2000-2500 J/KG
EXIST. EXPECT THIS MCS TO DROP ESE FOLLOWING INSTBY AXIS INTO SW OH
WHERE NRN PERIPHERY OF CU FIELD EXISTS. DELTA THETA-E IN THE UPR 20S
WL SUPP DAMAGING WINDS. WBZ HGTS ARND 11.5 KFT WL BE A LTL HIGH FOR
WIDESPREAD LARGE HAIL BUT IN SOME OF THE BETTER UPDRAFTS HAIL WL BE
PSBL.

HAVE UPDATED ZONES AND GRIDS FOR THIS TSTM COMPLEX AND TO REFLECT
CHANCES FOR SVR.

.ILN...NONE.
AR

Hazardous weather outlook, Jul 5, 4:55 AM EDT, 16 hours 20 minutes before

INZ050-058-059-066-073>075-080-KYZ089>100-OHZ026-034-035-042>046-
051>056-060>065-070>074-077>082-088-051100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE WILMINGTON OH
455 AM EDT SAT JUL 5 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN INDIANA...NORTHERN
KENTUCKY AND THE SOUTHWEST QUARTER OF OHIO.

.DAY ONE...TODAY
SEVERAL ROUNDS OF THUNDERSTORMS ARE POSSIBLE ACROSS THE REGION TODAY
AND TONIGHT.  SOME OF THESE THUNDERSTORMS MAY BE SEVERE WITH LARGE
HAIL AND DAMAGING WINDS POSSIBLE.  FLOODING IS ALSO A THREAT...THUS
A FLOOD WATCH IS IN EFFECT FOR PARTS OF THE WHITEWATER AND MIAMI
VALLEYS...CENTRAL OHIO AND ALL OF WEST CENTRAL OHIO THROUGH 4 PM.
THE FIRST ROUND OF STRONG TO SEVERE STORMS MAY AFFECT THE WESTERN
OHIO AND PARTS OF EASTERN INDIANA.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
THREAT OF STRONG TO SEVERE THUNDERSTORMS WILL BE POSSIBLE THROUGH
MONDAY.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS LIKELY TODAY AND/OR TONIGHT.

 TIPTON

In the hours before

Local storm report, Jul 5, 8:19 PM EDT, 56 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON, OH
819 PM EDT SAT JUL 5 2003

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0809 PM    CONNERSVILLE              IN   WIND DAMAGE
07/05/03   FAYETTE                        TREES DOWN REPORTED
                                          BY ENFORCEMENT.

AR

Local storm report, Jul 5, 8:50 PM EDT, 25 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON, OH
850 PM EDT SAT JUL 5 2003

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0840 PM    3 N BROOKVILLE            IN   WIND DAMAGE
07/05/03   FRANKLIN                       TREES DOWNREPORTED BY LAW
                                          ENFORCEMENT.

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 5, 8:30 PM EDT	Severe Thunderstorm Warning	ILN	Preble	45 min
Jul 5, 8:53 PM EDT	Severe Thunderstorm Warning	ILN	Butler	52 min
Jul 5, 9:00 PM EDT	Severe Thunderstorm Warning	ILN	Montgomery	45 min
Jul 5, 9:27 PM EDT	Tornado Warning	ILN	Greene, Montgomery	33 min
Jul 5, 9:49 PM EDT	Tornado Warning	ILN	Champaign	41 min
Jul 5, 9:59 PM EDT	Severe Thunderstorm Warning	ILN	Greene	31 min
Jul 5, 11:09 PM EDT	Severe Thunderstorm Warning	ILN	Delaware	51 min
Jul 5, 11:20 PM EDT	Severe Thunderstorm Warning	ILN	Franklin	25 min
Jul 5, 11:30 PM EDT	Severe Thunderstorm Warning	ILN	Licking	45 min
Jul 6, 3:31 PM EDT	Severe Thunderstorm Warning	ILN	Scioto	29 min
Jul 6, 3:38 PM EDT	Severe Thunderstorm Warning	ILN	Shelby	37 min
Jul 6, 4:25 PM EDT	Severe Thunderstorm Warning	ILN	Miami	50 min
Jul 6, 4:40 PM EDT	Severe Thunderstorm Warning	ILN	Champaign	50 min
Jul 6, 4:47 PM EDT	Severe Thunderstorm Warning	ILN	Clark	58 min
Jul 6, 4:59 PM EDT	Severe Thunderstorm Warning	ILN	Mercer	61 min
Jul 6, 5:59 PM EDT	Severe Thunderstorm Warning	ILN	Hamilton	46 min
Jul 6, 6:04 PM EDT	Flash Flood Warning	ILN	Mercer	116 min
Jul 6, 7:31 PM EDT	Severe Thunderstorm Warning	ILN	Mercer	44 min
Jul 6, 7:55 PM EDT	Flash Flood Warning	ILN	Mercer	2 hr

Nearby

Severe Thunderstorm Warnings in Ohio, 2003 Every severe thunderstorm warning in 2003

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.