Alert archive / Ohio / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 13, NWS Pittsburgh, PA

March 30, 20124 counties in Ohio

NWS Pittsburgh, PA issued this severe thunderstorm warning at Mar 30, 2012, 8:45 PM EDT for 4 counties in 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
Mar 30, 2012, 8:45 PM EDT (00:45 UTC)
Expired
Mar 30, 2012, 9:30 PM EDT
In force
45 min
Issued by
NWS Pittsburgh, PA
Area
Storm-based polygon

Counties Guernsey County, OH, Monroe County, OH, Muskingum County, OH, Noble County, OH

The radar

The Pittsburgh radar (KPBZ), 161 km from the middle of the area, began a volume at 00:48 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
Mar 30, 7:47 PM EDTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 00:00Z, 0.8 hours before the alert went out and 163 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, Pittsburgh, PA at 00:00Z on 2012-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Pittsburgh, PA at 00:00Z on 2012-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 346 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1221 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
346 m²/s²
0-3 km storm-relative helicity
441 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

The text

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

397 
WUUS51 KPBZ 310045
SVRPBZ
OHC059-111-119-121-310130-
/O.NEW.KPBZ.SV.W.0013.120331T0045Z-120331T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PITTSBURGH PA
845 PM EDT FRI MAR 30 2012

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN GUERNSEY COUNTY IN EAST CENTRAL OHIO...
  EXTREME NORTHWESTERN MONROE COUNTY IN EAST CENTRAL OHIO...
  MUSKINGUM COUNTY IN EAST CENTRAL OHIO...
  NOBLE COUNTY IN EAST CENTRAL OHIO...

* UNTIL 930 PM EDT

* AT 843 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 8 MILES
  WEST OF DILLON STATE PARK...MOVING EAST AT 55 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO  
  DILLON STATE PARK...  EAST FULTONHAM...     DRAKE...
  ZANESVILLE...         CANNELVILLE...        DUNCAN FALLS...
  PHILO...              BRIDGEVILLE...        CHANDLERSVILLE...
  BLUE ROCK STATE PARK...                     NORWICH...
  RURALDALE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR
DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD TO GROUND
LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY
INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT
SATURDAY MORNING FOR EAST CENTRAL OHIO AND NORTHERN WEST VIRGINIA.

PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE. 1-877-633-6772.

&&

LAT...LON 3996 8220 4008 8220 3995 8129 3959 8128
      3959 8139 3964 8146 3958 8147 3958 8156
      3959 8160 3966 8159 3967 8165 3975 8165
      3976 8204 3978 8208 3981 8209 3981 8216
      3990 8217 3992 8224 3995 8224
TIME...MOT...LOC 0045Z 283DEG 48KT 4000 8224

$$
2 follow-up statements
438 
WWUS51 KPBZ 310113
SVSPBZ

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PITTSBURGH PA
913 PM EDT FRI MAR 30 2012

OHC059-111-119-121-310130-
/O.CON.KPBZ.SV.W.0013.000000T0000Z-120331T0130Z/
GUERNSEY OH-MONROE OH-MUSKINGUM OH-NOBLE OH-
913 PM EDT FRI MAR 30 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM EDT
FOR NOBLE...MUSKINGUM...MONROE AND GUERNSEY COUNTIES...

AT 911 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED NEAR CHANDLERSVILLE...MOVING EAST AT 55 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO  
  ZANESVILLE...         RURALDALE...          PHILO...
  NORWICH...            NEW CONCORD...        EAST FULTONHAM...
  DUNCAN FALLS...       DRAKE...              DILLON STATE PARK...
  CHANDLERSVILLE...     CANNELVILLE...        BRIDGEVILLE...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT
SATURDAY MORNING FOR EAST CENTRAL OHIO AND NORTHERN WEST VIRGINIA.

PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE. 1-877-633-6772.

LAT...LON 3996 8220 4008 8220 3995 8129 3959 8128
      3959 8139 3964 8146 3958 8147 3958 8156
      3959 8160 3966 8159 3967 8165 3975 8165
      3976 8204 3978 8208 3981 8209 3981 8216
      3990 8217 3992 8224 3995 8224
TIME...MOT...LOC 0114Z 283DEG 48KT 3991 8175

$$
216 
WWUS51 KPBZ 310126
SVSPBZ

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PITTSBURGH PA
926 PM EDT FRI MAR 30 2012

OHC059-111-119-121-310136-
/O.EXP.KPBZ.SV.W.0013.000000T0000Z-120331T0130Z/
GUERNSEY OH-MONROE OH-MUSKINGUM OH-NOBLE OH-
926 PM EDT FRI MAR 30 2012

...THE SEVERE THUNDERSTORM WARNING FOR NOBLE...MUSKINGUM...MONROE AND
GUERNSEY COUNTIES EXPIRES AT 930 PM EDT...

THE THUNDERSTORM THAT PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE 
LIMITS AND NO LONGER POSES A SEVERE WEATHER THREAT...AND THE SEVERE 
THUNDERSTORM WARNING WILL BE ALLOWED TO EXPIRE. HOWEVER...IT OR 
OTHER WEAKER THUNDERSTORMS IN THE AREA MAY PRODUCE GUSTY WINDS AND 
PEA SIZE HAIL.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT
SATURDAY MORNING FOR EAST CENTRAL OHIO AND NORTHERN WEST VIRGINIA.

PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE. 1-877-633-6772.

LAT...LON 3996 8220 4008 8220 3995 8129 3959 8128
      3959 8139 3964 8146 3958 8147 3958 8156
      3959 8160 3966 8159 3967 8165 3975 8165
      3976 8204 3978 8208 3981 8209 3981 8216
      3990 8217 3992 8224 3995 8224
TIME...MOT...LOC 0126Z 283DEG 48KT 3987 8155

$$

The office that day

Everything else NWS Pittsburgh, PA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 30, 8:18 PM EDTSpecial Weather StatementPBZCarroll42 min
Mar 30, 8:29 PM EDTSevere Thunderstorm WarningPBZCoshocton, Guernsey, Muskingum46 min
Mar 30, 8:31 PM EDTSpecial Weather StatementPBZHarrison, Jefferson44 min
Mar 30, 9:22 PM EDTSpecial Weather StatementPBZBelmont, Guernsey38 min
Mar 30, 10:06 PM EDTSpecial Weather StatementPBZBelmont39 min
Mar 30, 10:10 PM EDTSpecial Weather StatementPBZMonroe50 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2012Every severe thunderstorm warning in 2012

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.