Alert archive / Ohio / Tornado Warnings in 2009

Tornado Warning 21, NWS Wilmington, OH

June 2, 2009Montgomery County, Preble County, Ohio

NWS Wilmington, OH issued this tornado warning at Jun 2, 2009, 5:27 PM EDT for Montgomery County, Preble County, Ohio. It was in force for 33 min. 6 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 2, 2009, 5:27 PM EDT (21:27 UTC)
Expired
Jun 2, 2009, 6:00 PM EDT
In force
33 min
Issued by
NWS Wilmington, OH
Area
Storm-based polygon

Counties Montgomery County, OH, Preble County, OH

The radar

The Cincinnati radar (KILN), 73 km from the middle of the area, began a volume at 21:31 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.

What was reported inside it

TimeReportWhereRemark
Jun 2, 5:28 PM EDTHAIL 1.25Eaton, OH
Jun 2, 5:29 PM EDTHAIL 1.75Eaton, OH
Jun 2, 5:40 PM EDTHAIL 1.75Eaton, OH
Jun 2, 5:40 PM EDTHAIL 2Eaton, OH
Jun 2, 5:50 PM EDTHAIL 2.53 W Gratis, OH
Jun 2, 5:58 PM EDTHAIL 1.75Gratis, OH

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 2, 3:18 PM EDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.5 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-pSkew-T log-p diagram, Cncnati-Daytn, OH at 12:00Z on 2009-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 581 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2009-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 56 square meters per square second.193958Sfc1 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
581 J/kg
Mixed-layer CIN
-117 J/kg
Mixed-layer LCL
1261 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

000 
WFUS51 KILN 022127
TORILN
OHC113-135-022200-
/O.NEW.KILN.TO.W.0021.090602T2127Z-090602T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
527 PM EDT TUE JUN 2 2009

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN MONTGOMERY COUNTY IN WEST CENTRAL OHIO...
  CENTRAL PREBLE COUNTY IN WEST CENTRAL OHIO...

* UNTIL 600 PM EDT.

* AT 524 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
  DANGEROUS STORM WAS LOCATED NEAR EATON...MOVING EAST AT 20 MPH. 


* LOCATIONS IMPACTED INCLUDE...
  EATON...
  WEST ALEXANDRIA...
  GRATIS...

IN ADDITION...INTERSTATE 70 AT US ROUTE 127...OKLAHOMA...
WHEATVILLE...NEW LEBANON...FARMERSVILLE AND BROOKVILLE ARE NEAR THE
PATH OF THIS DANGEROUS THUNDERSTORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE NEAR THE PATH OF THIS 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 1100 PM EDT
TUESDAY EVENING FOR SOUTHEASTERN INDIANA AND NORTHEASTERN KENTUCKY
AND SOUTHWESTERN OHIO.

&&

LAT...LON 3984 8473 3984 8432 3959 8442 3959 8444
      3969 8479
TIME...MOT...LOC 2126Z 275DEG 17KT 3975 8468

$$
1 follow-up statement
000 
WWUS51 KILN 022134
SVSILN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
534 PM EDT TUE JUN 2 2009

OHC113-135-022200-
/O.CON.KILN.TO.W.0021.000000T0000Z-090602T2200Z/
MONTGOMERY OH-PREBLE OH-
534 PM EDT TUE JUN 2 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM EDT FOR CENTRAL
PREBLE AND WESTERN MONTGOMERY COUNTIES...

AT 532 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
DANGEROUS STORM WAS LOCATED NEAR EATON...MOVING EAST AT 20 MPH.
TRAINED SPOTTERS REPORTED A ROTATING WALL CLOUD AND GOLF BALL SIZE
HAIL AT EATON AT 530 PM.


LOCATIONS IMPACTED INCLUDE...
WEST ALEXANDRIA AND GRATIS.

IN ADDITION...WHEATVILLE...NEW LEBANON...FARMERSVILLE AND BROOKVILLE
ARE NEAR THE PATH OF THIS STORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3968 8474 3984 8466 3984 8432 3959 8442
      3959 8444
TIME...MOT...LOC 2133Z 275DEG 17KT 3973 8462

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 10:27 PM EDTSevere Thunderstorm WarningILNFairfield, Franklin, Licking48 min
Jun 1, 11:16 PM EDTSevere Thunderstorm WarningILNFairfield, Hocking23 min
Jun 2, 3:15 PM EDTSevere Thunderstorm WarningILNClark, Greene, Montgomery45 min
Jun 2, 3:49 PM EDTSevere Thunderstorm WarningILNClark, Greene, Montgomery41 min
Jun 2, 3:51 PM EDTSevere Thunderstorm WarningILNClark, Greene, Madison39 min
Jun 2, 3:56 PM EDTSevere Thunderstorm WarningILNBrown49 min
Jun 2, 4:07 PM EDTSevere Thunderstorm WarningILNFairfield53 min
Jun 2, 4:23 PM EDTSevere Thunderstorm WarningILNClark, Franklin, Madison, Pickaway37 min
Jun 2, 4:24 PM EDTSevere Thunderstorm WarningILNAdams, Scioto36 min
Jun 2, 4:50 PM EDTSevere Thunderstorm WarningILNFayette, Franklin, Madison, Pickaway40 min
Jun 2, 4:53 PM EDTSevere Thunderstorm WarningILNPreble37 min
Jun 2, 5:09 PM EDTSevere Thunderstorm WarningILNLicking51 min
Jun 2, 5:17 PM EDTSevere Thunderstorm WarningILNClinton, Highland43 min
Jun 2, 5:20 PM EDTSevere Thunderstorm WarningILNFairfield, Hocking, Pickaway40 min
Jun 2, 5:26 PM EDTSevere Thunderstorm WarningILNPike, Ross49 min
Jun 2, 5:36 PM EDTTornado WarningILNFairfield, Hocking, Pickaway24 min
Jun 2, 5:47 PM EDTSevere Thunderstorm WarningILNHocking, Ross43 min
Jun 2, 5:52 PM EDTSevere Thunderstorm WarningILNButler, Montgomery, Preble, Warren38 min
Jun 2, 5:56 PM EDTSevere Thunderstorm WarningILNFairfield, Hocking49 min
Jun 2, 6:17 PM EDTSevere Thunderstorm WarningILNHocking28 min
Jun 2, 6:18 PM EDTSevere Thunderstorm WarningILNClinton, Greene, Montgomery, Warren42 min
Jun 2, 6:57 PM EDTSevere Thunderstorm WarningILNClinton48 min
Jun 2, 7:04 PM EDTSevere Thunderstorm WarningILNWarren41 min
Jun 2, 7:19 PM EDTSevere Thunderstorm WarningILNClinton, Fayette, Highland41 min
Jun 2, 7:28 PM EDTSevere Thunderstorm WarningILNBrown, Clermont, Clinton, Warren35 min
Jun 2, 7:54 PM EDTSevere Thunderstorm WarningILNFayette, Ross40 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.