Alert archive / Ohio / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 89, NWS Charleston, WV
NWS Charleston, WV issued this severe thunderstorm warning at Jul 1, 2012, 7:06 PM EDT for 6 counties in Ohio. It was in force for 39 min. 1 report 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
- Jul 1, 2012, 7:06 PM EDT (23:06 UTC)
- Expired
- Jul 1, 2012, 7:45 PM EDT
- In force
- 39 min
- Issued by
- NWS Charleston, WV
- Area
- Storm-based polygon
Counties Athens County, OH, Meigs County, OH, Morgan County, OH, Perry County, OH, Vinton County, OH, Washington County, OH
The radar
The Cincinnati radar (KILN), 137 km from the middle of the area, began a volume at 23:08 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 1, 7:31 PM EDT | TSTM WND GST 58 | Junction City, OH |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
Did it verify
Verified. The Iowa Environmental Mesonet's Cow matched one storm report to this severe thunderstorm warning; the first came 25 minutes after it went out.
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 1, 4:32 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.1 hours before the alert went out and 135 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
- 2142 J/kg
- Mixed-layer CIN
- -87 J/kg
- Mixed-layer LCL
- 1001 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 5.0
The text
As transmitted, in the capitals the NWS used until 2016.
469
WUUS51 KRLX 012306
SVRRLX
OHC009-105-115-127-163-167-012345-
/O.NEW.KRLX.SV.W.0089.120701T2306Z-120701T2345Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
ISSUED BY NATIONAL WEATHER SERVICE PITTSBURGH PA
706 PM EDT SUN JUL 1 2012
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHEASTERN VINTON COUNTY IN SOUTHEAST OHIO...
PERRY COUNTY IN SOUTHEAST OHIO...
ATHENS COUNTY IN SOUTHEAST OHIO...
EXTREME WEST CENTRAL WASHINGTON COUNTY IN SOUTHEAST OHIO...
MORGAN COUNTY IN SOUTHEAST OHIO...
EXTREME NORTH CENTRAL MEIGS COUNTY IN SOUTHEAST OHIO...
* UNTIL 745 PM EDT
* AT 704 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM 9 MILES WEST OF SOMERSET TO 13 MILES NORTHWEST OF LAKE HOPE
STATE PARK...MOVING SOUTHEAST AT 50 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
SOMERSET... LAKE HOPE STATE PARK...
PERRY STATE FOREST... NEW LEXINGTON... SHAWNEE...
NELSONVILLE... GLOUSTER... ATHENS...
MCCONNELSVILLE... CHESTERHILL...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR
DAMAGING WINDS...AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE
OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG
BUILDING BUT AWAY FROM WINDOWS.
PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE. 1-877-633-6772...WHEN YOU CAN
DO SO SAFELY.
IN ADDITION TO DAMAGING WINDS...CONTINUOUS CLOUD TO GROUND LIGHTNING
IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY! LIGHTNING IS
ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN HEAR
THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.
PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE. 1-877-633-6772...WHEN YOU CAN
DO SO SAFELY.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
SUNDAY EVENING FOR SOUTHEAST OHIO AND CENTRAL WEST VIRGINIA.
&&
LAT...LON 3991 8217 3982 8216 3982 8208 3977 8206
3976 8176 3917 8189 3925 8230 3934 8236
3938 8253 3939 8229 3947 8228 3947 8217
3955 8217 3960 8239 3973 8237 3975 8240
3982 8240 3983 8248 3993 8246
TIME...MOT...LOC 2306Z 294DEG 44KT 3981 8244 3943 8252
$$1 follow-up statement
908
WWUS51 KRLX 012335
SVSRLX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
ISSUED BY NATIONAL WEATHER SERVICE PITTSBURGH PA
735 PM EDT SUN JUL 1 2012
OHC009-105-115-127-163-167-012345-
/O.CON.KRLX.SV.W.0089.000000T0000Z-120701T2345Z/
VINTON OH-PERRY OH-ATHENS OH-WASHINGTON OH-MORGAN OH-MEIGS OH-
735 PM EDT SUN JUL 1 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT
FOR MEIGS...MORGAN...WASHINGTON...ATHENS...PERRY AND VINTON
COUNTIES...
AT 730 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM RENDVILLE TO ATHENS...MOVING SOUTHEAST AT 40 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
SOMERSET... SHAWNEE... PERRY STATE FOREST...
NEW LEXINGTON... NELSONVILLE...
LAKE HOPE STATE PARK... GLOUSTER...
ATHENS... MCCONNELSVILLE... CHESTERHILL...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
SUNDAY EVENING FOR SOUTHEAST OHIO AND CENTRAL WEST VIRGINIA.
LAT...LON 3991 8217 3982 8216 3982 8208 3977 8206
3976 8176 3917 8189 3925 8230 3934 8236
3938 8253 3939 8229 3947 8228 3947 8217
3955 8217 3960 8239 3973 8237 3975 8240
3982 8240 3983 8248 3993 8246
TIME...MOT...LOC 2335Z 294DEG 44KT 3966 8202 3928 8210
$$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 Charleston, WV wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 1, 4:02 PM EDT, 3 hours 4 minutes earlier.
Area forecast discussion, Jul 1, 4:02 PM EDT, 3 hours 4 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHARLESTON WV
ISSUED BY NATIONAL WEATHER SERVICE PITTSBURGH PA
402 PM EDT SUN JUL 1 2012
.SYNOPSIS...
NORTHWEST FLOW CONTINUES...WITH HEAT PREVAILING AND THUNDERSTORM
CHANCES PERSISTING THROUGH THE WEEK.
&&
.NEAR TERM /THROUGH MONDAY/...
FORECAST BROUGHT TO YOU BY RLX AT PBZ. THANKS TO PBZ FOR THE
ACCOMMODATIONS.
CONVECTIVE COMPLEX ALREADY UNDERWAY NORTHWEST OF CWA IN NORTHERN
ILLINOIS/INDIANA...AND LOOKS TO BE THE PROBLEM CHILD FOR THIS
EVENING AND TONIGHT. HIGHLY UNSTABLE ENVIRONMENT GIVING CAPE OVER
4000J/KG ACROSS MUCH OF THE AREA...ALTHOUGH MAY BE A LITTLE
INFLATED WITH NAM DEWPOINT BIASES. REGARDLESS...PLENTY OF
INSTABILITY TO BE FOUND...FOR PROPAGATING MCS TOWARDS THE MIDDLE
OHIO VALLEY AND CENTRAL APPALACHIANS. STEERING WINDS ARE ABOUT
HALF THEY WERE A COUPLE DAYS AGO...AND DO NOT EXPECT AS QUICK OF A
FORWARD MOTION. BEST CAPE IN HAIL GROWTH ZONE...SO COULD SEE HAIL
THREAT ALONG WITH ANOTHER WIND THREAT. WITH THE CONVECTION ALREADY
BEGUN NORTHWEST OF HERE...THINK IT IS ONLY A MATTER OF TIME
BEFORE THE NEXT ROUND OF WEATHER FOR OUR AREA. WILL TRY TO UPDATE
AS MUCH AS POSSIBLE.
ISSUED A HEAT ADVISORY FOR MUCH OF THE LOWLANDS MONDAY. NUMBERS
MAY NOT MAKE IT TO THE 100 NEEDED IN THE HEAT INDEX...BUT FIGURE
THAT WITH MANY PEOPLE IN THE AREA WITHOUT POWER...IT IS MORE THAN
JUSTIFIED AS WEST VIRGINIA AND OHIO TRY TO GET BACK ON THEIR FEET.
LEFT THE MOUNTAIN COUNTIES AND VIRGINIA COUNTIES OUT FOR NOW WITH
LOWER TEMPERATURES.
&&
.SHORT TERM /MONDAY NIGHT THROUGH WEDNESDAY/...
KEEPING THIS SHORT... HEAT CONTINUES ALTHOUGH MAYBE A COUPLE
NOTCHES BELOW NEAR TERM VALUES...WITH THUNDERSTORM CHANCES
CONTINUING IN THE PREVAILING NORTHWEST FLOW REGIME. CANNOT LEAVE
POPS OUT DURING THE OVERNIGHT IN GOOD FAITH GIVEN THE VOLATILE
PATTERN...BUT HIGHEST CHANCES WILL BE IN THE AFTERNOON AND EVENING
HOURS EACH DAY.
&&
.LONG TERM /WEDNESDAY NIGHT THROUGH SUNDAY/...
EXTENDED FORECAST FEATURES DIFFERENCES IN MODEL GUIDANCE THAT
LEADS TO DIFFERENCES IN TIMING AND PLACEMENT OF ANY PRECIPITATION.
ALL THINGS CONSIDERED...GOING WITH HPC GUIDANCE WHICH USES A BLEND
OF THE ECMWF AND GFS. CWA STAYS ON THE EASTERN PERIPHERY OF THE
RIDGE KEEPING THE HOT TEMPERATURES IN PLACE...BUT ALSO PROVIDES SEVERAL
DISTURBANCES KEEPING THE LOW CHC POPS IN PLACE.
&&
.AVIATION /20Z SUNDAY THROUGH FRIDAY/...
CONVECTION EXPECTED WITH DEVELOPMENT ALREADY SEEN UPSTREAM IN THE
CHICAGO AREA ONCE AGAIN. THIS FEATURE IS SLOWER THAN A COUPLE DAYS
AGO...AND WILL SEE HOW THIS EVOLVES IN THE COMING HOURS...SO HAVE
UTILIZED THE VCTS/CB AT THE TERMINALS FOR NOW. CAN SEE THIS BEING
UPGRADED TO TSRA TEMPO TSRA IN THE 00Z ISSUANCE FOR SPECIFIC
LOCATIONS.
CARRY THE TIMING FROM GENERALLY 22Z THROUGH AROUND 06Z TONIGHT FOR
THE CONVECTION...AND EXPECT A QUIET ATMOSPHERE POST COMPLEX WITH A
CALM WIND TAKING OVER. THOSE SITES THAT SEE RAIN SHOULD FOG
EFFICIENTLY FOR THE LATTER HALF OF THE OVERNIGHT. WILL BRING THE
VISIBILITIES UP WITH DAWN...AND MORE CUMULUS DEVELOPMENT MONDAY.
FORECAST CONFIDENCE AND ALTERNATE SCENARIOS THROUGH 18Z MONDAY...
ALTERNATE SCENARIOS: MAY NEED TO ADJUST CONVECTION TIMING.
EVOLUTION WILL DICTATE WHICH SITES WILL BE AFFECTED DIRECTLY.
EXPERIMENTAL TABLE OF FLIGHT CATEGORY OBJECTIVELY SHOWS CONSISTENCY
OF WFO FORECAST TO AVAILABLE MODEL INFORMATION:
H = HIGH: TAF CONSISTENT WITH ALL MODELS OR ALL BUT ONE MODEL.
M = MEDIUM: TAF HAS VARYING LEVEL OF CONSISTENCY WITH MODELS.
L = LOW: TAF INCONSISTENT WITH ALL MODELS OR ALL BUT ONE MODEL.
AFTER 18Z MONDAY...
IFR POSSIBLE IN TSRA MONDAY AFTERNOON AND EVENING.
&&
.RLX WATCHES/WARNINGS/ADVISORIES...
WV...HEAT ADVISORY UNTIL 6 PM EDT THIS EVENING FOR WVZ005>007-
013>015-024>026.
HEAT ADVISORY FROM NOON TO 7 PM EDT MONDAY FOR WVZ005>011-
013>019-024>029.
OH...HEAT ADVISORY UNTIL 6 PM EDT THIS EVENING FOR OHZ086-087.
HEAT ADVISORY FROM NOON TO 7 PM EDT MONDAY FOR OHZ066-067-075-
076-083>087.
KY...HEAT ADVISORY UNTIL 6 PM EDT THIS EVENING FOR KYZ101>103-105.
HEAT ADVISORY FROM NOON TO 7 PM EDT MONDAY FOR KYZ101>103-105.
VA...NONE.
&&
SYNOPSIS...26/TAX
NEAR TERM...26
SHORT TERM...26
LONG TERM...TAX
AVIATION...26Hazardous weather outlook, Jul 1, 5:11 PM EDT, 1 hour 55 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHARLESTON WV ISSUED BY NATIONAL WEATHER SERVICE PITTSBURGH PA 511 PM EDT SUN JUL 1 2012 VAZ003-004-WVZ030>040-046-047-022115- DICKENSON-BUCHANAN-LEWIS-HARRISON-TAYLOR-MCDOWELL-WYOMING-RALEIGH- FAYETTE-NICHOLAS-WEBSTER-UPSHUR-BARBOUR-POCAHONTAS-RANDOLPH- 511 PM EDT SUN JUL 1 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWEST VIRGINIA...CENTRAL WEST VIRGINIA...NORTHERN WEST VIRGINIA AND SOUTHERN WEST VIRGINIA. .DAY ONE...TONIGHT. THERE IS A SLIGHT RISK OF SEVERE WEATHER SUNDAY AND SUNDAY NIGHT. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. NO HAZARDOUS WEATHER IS EXPECTED. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. WVZ020-022115- DODDRIDGE- 511 PM EDT SUN JUL 1 2012 ...SEVERE THUNDERSTORM WATCH 446 IN EFFECT UNTIL 11 PM EDT THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN WEST VIRGINIA. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. NO HAZARDOUS WEATHER IS EXPECTED. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. OHZ066-067-075-076-083>085-WVZ008>011-016>019-027-029-022115- PERRY-MORGAN-ATHENS-WASHINGTON-JACKSON OH-VINTON-MEIGS-JACKSON WV- WOOD-PLEASANTS-TYLER-ROANE-WIRT-CALHOUN-RITCHIE-CLAY-GILMER- 511 PM EDT SUN JUL 1 2012 ...SEVERE THUNDERSTORM WATCH 446 IN EFFECT UNTIL 11 PM EDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT MONDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST OHIO...CENTRAL WEST VIRGINIA AND NORTHERN WEST VIRGINIA. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HEAT ADVISORY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. KYZ101>103-105-OHZ087-WVZ005-006-013-024>026-022115- GREENUP-CARTER-BOYD-LAWRENCE KY-LAWRENCE OH-WAYNE-CABELL-LINCOLN- MINGO-LOGAN-BOONE- 511 PM EDT SUN JUL 1 2012 ...HEAT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT MONDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST KENTUCKY...SOUTHEAST OHIO...SOUTHERN WEST VIRGINIA AND WESTERN WEST VIRGINIA. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HEAT ADVISORY. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HEAT ADVISORY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. OHZ086-WVZ007-014-015-022115- GALLIA-MASON-PUTNAM-KANAWHA- 511 PM EDT SUN JUL 1 2012 ...HEAT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING... ...SEVERE THUNDERSTORM WATCH 446 IN EFFECT UNTIL 11 PM EDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT MONDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST OHIO...SOUTHERN WEST VIRGINIA AND WESTERN WEST VIRGINIA. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HEAT ADVISORY. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HEAT ADVISORY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. WVZ028-022115- BRAXTON- 511 PM EDT SUN JUL 1 2012 ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT MONDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL WEST VIRGINIA. .DAY ONE...TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HEAT ADVISORY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 3:29 PM EDT | Heat Advisory | RLX | Athens, Gallia, Jackson, Lawrence, Meigs, Morgan and 3 more | 28 hr |
| Jul 1, 6:32 PM EDT | Severe Thunderstorm Warning | RLX | Jackson, Vinton | 58 min |
| Jul 1, 7:27 PM EDT | Severe Thunderstorm Warning | RLX | Athens, Gallia, Jackson, Lawrence, Meigs, Vinton | 63 min |
| Jul 1, 7:42 PM EDT | Severe Thunderstorm Warning | RLX | Athens, Meigs, Morgan, Perry, Vinton, Washington | 78 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.