Alert archive / Ohio / Tornado Warnings in 2009

Tornado Warning 13, NWS Wilmington, OH

May 30, 2009Adams County, Brown County, Clermont County, Ohio

NWS Wilmington, OH issued this tornado warning at May 30, 2009, 8:54 PM EDT for Adams County, Brown County, Clermont County, Ohio. It was in force for 51 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
May 30, 2009, 8:54 PM EDT (00:54 UTC)
Expired
May 30, 2009, 9:45 PM EDT
In force
51 min
Issued by
NWS Wilmington, OH
Area
Storm-based polygon

Counties Adams County, OH, Brown County, OH, Clermont County, OH

The radar

The Cincinnati radar (KILN), 55 km from the middle of the area, began a volume at 00:55 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 watch it was issued in

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

IssuedProductOfficeLasted
May 30, 4:49 PM EDTSevere Thunderstorm WatchSPC11 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 0.9 hours before the alert went out and 56 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-pSkew-T log-p diagram, Cncnati-Daytn, OH at 00:00Z on 2009-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 500 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 00:00Z on 2009-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
500 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
1374 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
246 m²/s²
Significant tornado parameter
0.3
Supercell composite
4.9

Open this sounding in Storm Lab

The text

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

000 
WFUS51 KILN 310054
TORILN
OHC001-015-025-310145-
/O.NEW.KILN.TO.W.0013.090531T0054Z-090531T0145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
854 PM EDT SAT MAY 30 2009

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN ADAMS COUNTY IN SOUTHWEST OHIO...
  SOUTHERN BROWN COUNTY IN SOUTHWEST OHIO...
  EASTERN CLERMONT COUNTY IN SOUTHWEST OHIO...

* UNTIL 945 PM EDT.

* AT 852 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR HAMERSVILLE...MOVING EAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  GEORGETOWN...
  SARDINIA...
  WINCHESTER...
  SEAMAN...

IN ADDITION...RUSSELLVILLE...STATE ROUTE 32 AT US ROUTE 62...
REDOAK...DECATUR...CHERRY FORK...BRADYSVILLE AND BENTONVILLE ARE NEAR
THE PATH OF THIS DANGEROUS THUNDERSTORM.

AT 845 PM...TRAINED STORM SPOTTERS REPORTED A TORNADO ON THE GROUND 
SOUTHEAST OF BETHEL IN CLERMONT COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE NEAR THE PATH OF THIS DANGEROUS STORM...TAKE COVER NOW
MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING.
MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL
SHELTER. AVOID WINDOWS

PLEASE REPORT TORNADOES...FUNNEL CLOUDS...STRONG WINDS OR HAIL TO THE
NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772...WHEN
YOU CAN DO SO SAFELY.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT
SUNDAY MORNING FOR SOUTHEAST INDIANA AND NORTHEASTERN KENTUCKY AND 
SOUTHWEST OHIO.

&&

LAT...LON 3902 8388 3894 8347 3867 8365 3888 8411
      3905 8404
TIME...MOT...LOC 0054Z 289DEG 24KT 3893 8397

$$

HATZOS
3 follow-up statements
000 
WWUS51 KILN 310106
SVSILN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
906 PM EDT SAT MAY 30 2009

OHC025-310115-
/O.CAN.KILN.TO.W.0013.000000T0000Z-090531T0145Z/
CLERMONT OH-
906 PM EDT SAT MAY 30 2009

...THE TORNADO WARNING FOR EASTERN CLERMONT COUNTY HAS BEEN
CANCELLED...

THE TORNADIC STORM HAS MOVED EAST OF CLERMONT COUNTY.

PLEASE REPORT PREVIOUS TORNADOES...WIND DAMAGE OR HAIL TO THE
NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772.

LAT...LON 3885 8404 3903 8402 3904 8401 3894 8347
      3867 8365
TIME...MOT...LOC 0105Z 289DEG 24KT 3890 8389

$$

OHC001-015-310145-
/O.CON.KILN.TO.W.0013.000000T0000Z-090531T0145Z/
BROWN OH-ADAMS OH-
906 PM EDT SAT MAY 30 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM EDT FOR WESTERN
ADAMS AND SOUTHERN BROWN COUNTIES...

AT 900 PM EDT...STORM SPOTTERS REPORTED A FUNNEL CLOUD NEAR 
HAMERSVILLE RADAR INDICATED THAT THE TORNADO PRODUCING STORM WAS 
LOCATED NEAR GEORGETOWN...MOVING EAST AT 30 MPH.

RADAR INDICATED LARGE HAIL TO ONE INCH IN DIAMETER AND WIND GUSTS TO 
60 MPH ARE ALSO POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
WINCHESTER AND SEAMAN.

IN ADDITION...RUSSELLVILLE...STATE ROUTE 32 AT US ROUTE 62...
REDOAK...DECATUR...CHERRY FORK...BRADYSVILLE AND BENTONVILLE ARE NEAR
THE PATH OF THIS STORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE NEAR THE PATH OF THIS DANGEROUS STORM...TAKE COVER NOW
MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING.
MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL
SHELTER. AVOID WINDOWS

PLEASE REPORT TORNADOES...FUNNEL CLOUDS...STRONG WINDS OR HAIL TO THE
NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772...WHEN
YOU CAN DO SO SAFELY.

&&

LAT...LON 3885 8404 3903 8402 3904 8401 3894 8347
      3867 8365
TIME...MOT...LOC 0105Z 289DEG 24KT 3890 8389

$$

HATZOS
000 
WWUS51 KILN 310110
SVSILN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
910 PM EDT SAT MAY 30 2009

OHC001-015-310145-
/O.CON.KILN.TO.W.0013.000000T0000Z-090531T0145Z/
BROWN OH-ADAMS OH-
910 PM EDT SAT MAY 30 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM EDT FOR WESTERN
ADAMS AND SOUTHERN BROWN COUNTIES...

AT 909 PM EDT...STORM SPOTTERS REPORTED A TORNADO ON THE GROUND 
SOUTHWEST OF GEORGETOWN. RADAR INDICATED THAT THE TORNADO PRODUCING 
STORM WAS LOCATED NEAR GEORGETOWN...MOVING EAST-SOUTHEAST AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
WINCHESTER...RIPLEY AND SEAMAN.

IN ADDITION...RUSSELLVILLE...REDOAK...DECATUR...CHERRY 
FORK...BRADYSVILLE AND BENTONVILLE ARE NEAR THE PATH OF THIS STORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO IS ON THE GROUND IF YOU ARE NEAR THE PATH OF THIS
TORNADO...TAKE COVER NOW

MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING.
MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL
SHELTER. AVOID WINDOWS

PLEASE REPORT TORNADOES...FUNNEL CLOUDS...STRONG WINDS OR HAIL TO THE
NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772...WHEN
YOU CAN DO SO SAFELY.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT.

&&

LAT...LON 3885 8404 3903 8402 3904 8401 3894 8347
      3867 8365
TIME...MOT...LOC 0109Z 289DEG 24KT 3889 8386

$$

HATZOS
000 
WWUS51 KILN 310119
SVSILN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
919 PM EDT SAT MAY 30 2009

OHC001-015-310145-
/O.CON.KILN.TO.W.0013.000000T0000Z-090531T0145Z/
BROWN OH-ADAMS OH-
919 PM EDT SAT MAY 30 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM EDT FOR WESTERN
ADAMS AND SOUTHEASTERN BROWN COUNTIES...

AT 918 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
DANGEROUS STORM WAS LOCATED NEAR RUSSELLVILLE...MOVING EAST AT 30
MPH.

LOCATIONS IMPACTED INCLUDE...
WINCHESTER AND SEAMAN.

IN ADDITION...REDOAK...DECATUR...CHERRY FORK...BRADYSVILLE AND 
BENTONVILLE ARE NEAR THE PATH OF THIS STORM.

RADAR INDICATED THAT HAIL TO PENNY SIZE AND WINDS TO 60 MPH WERE 
ALSO POSSIBLE WITH THIS STORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE NEAR THE PATH OF THIS DANGEROUS STORM...TAKE COVER NOW
MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING.
MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL
SHELTER. AVOID WINDOWS

PLEASE REPORT TORNADOES...FUNNEL CLOUDS...STRONG WINDS OR HAIL TO THE
NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772...WHEN 
YOU CAN DO SO SAFELY.

&&

LAT...LON 3877 8384 3890 8386 3898 8375 3894 8347
      3867 8365
TIME...MOT...LOC 0118Z 289DEG 24KT 3887 8379

$$

HATZOS

The office that day

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

IssuedProductOfficeCountiesLasted
May 30, 8:06 PM EDTSevere Thunderstorm WarningILNBrown, Clermont, Clinton, Hamilton, Warren39 min
May 30, 8:21 PM EDTSevere Thunderstorm WarningILNBrown, Clermont, Highland39 min
May 30, 8:29 PM EDTSevere Thunderstorm WarningILNBrown, Clinton, Fayette, Highland61 min
May 30, 8:31 PM EDTTornado WarningILNClinton44 min
May 30, 8:33 PM EDTTornado WarningILNBrown, Clermont27 min
May 30, 8:40 PM EDTSevere Thunderstorm WarningILNScioto35 min
May 30, 8:44 PM EDTSevere Thunderstorm WarningILNWarren46 min
May 30, 8:58 PM EDTTornado WarningILNClinton, Fayette, Highland47 min
May 30, 9:01 PM EDTTornado WarningILNButler, Clermont, Hamilton, Warren29 min
May 30, 9:13 PM EDTSevere Thunderstorm WarningILNClinton, Warren24 min
May 30, 9:25 PM EDTSevere Thunderstorm WarningILNClinton50 min
May 30, 9:26 PM EDTTornado WarningILNBrown, Clermont, Clinton, Highland, Warren34 min
May 30, 9:32 PM EDTTornado WarningILNAdams, Brown, Scioto43 min
May 30, 9:32 PM EDTTornado WarningILNHighland, Pike, Ross43 min
May 30, 9:45 PM EDTTornado WarningILNRoss45 min
May 30, 9:51 PM EDTSevere Thunderstorm WarningILNButler, Clermont, Hamilton, Warren39 min
May 30, 9:57 PM EDTTornado WarningILNBrown, Highland33 min
May 30, 10:15 PM EDTSevere Thunderstorm WarningILNBrown, Clermont, Clinton, Highland, Warren30 min
May 30, 10:17 PM EDTSevere Thunderstorm WarningILNPike43 min

Nearby

Tornado Warnings in Ohio, 2009Every tornado warning in 2009Tornadoes in 2009

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.