Alert archive / Ohio / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 80, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this severe thunderstorm warning at Jun 18, 2015, 7:26 PM EDT for 4 counties in Ohio; Hancock County, West Virginia. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 18, 2015, 7:26 PM EDT (23:26 UTC)
- Expired
- Jun 18, 2015, 8:15 PM EDT
- In force
- 49 min
- Issued by
- NWS Pittsburgh, PA
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 70.0 mph
Counties Carroll County, OH, Columbiana County, OH, Harrison County, OH, Jefferson County, OH, Hancock County, WV
The radar
The Pittsburgh radar (KPBZ), 54 km from the middle of the area, began a volume at 23:26 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 18, 4:26 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Pittsburgh, PA (KAGC), launched 12:00Z, 11.4 hours before the alert went out and 65 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
- 100 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 603 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 129 m²/s²
- 0-3 km storm-relative helicity
- 173 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Pittsburgh, PA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 18, 4:36 PM EDT, 2 hours 50 minutes earlier.
Area forecast discussion, Jun 18, 4:36 PM EDT, 2 hours 50 minutes before
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</html>Hazardous weather outlook, Jun 18, 2:25 AM EDT, 17 hours 1 minute before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PITTSBURGH PA 225 AM EDT THU JUN 18 2015 MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ007>009-013>016-020>023- 029-031-073>076-WVZ001>004-012-021>023-041-190630- GARRETT-TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON- JEFFERSON OH-MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-MERCER-VENANGO- FOREST-LAWRENCE-BUTLER-CLARION-JEFFERSON PA-BEAVER-ALLEGHENY- ARMSTRONG-INDIANA-WASHINGTON-GREENE-WESTMORELAND-WESTMORELAND RIDGES- FAYETTE-FAYETTE RIDGES-HANCOCK-BROOKE-OHIO-MARSHALL-WETZEL-MARION- MONONGALIA-PRESTON-TUCKER- 225 AM EDT THU JUN 18 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MARYLAND...EAST CENTRAL OHIO...NORTHWEST PENNSYLVANIA...SOUTHWEST PENNSYLVANIA...WEST CENTRAL PENNSYLVANIA...NORTHERN WEST VIRGINIA AND NORTHERN PANHANDLE OF WEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT. THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS IN THE AFTERNOON AND EVENING WITH THE MAIN THREAT BEING DAMAGING WINDS. LOCALIZED FLOODING IS ALSO POSSIBLE. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. HEAVY RAINFALL AND FLOODING ARE POSSIBLE LATER SATURDAY INTO SUNDAY WITH THE REMNANTS OF TROPICAL SYSTEM BILL. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
In the hours before
Special weather statement, Jun 18, 2:40 PM EDT, 4 hours 46 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 240 PM EDT THU JUN 18 2015 PAZ008-181915- VENANGO- 240 PM EDT THU JUN 18 2015 ...A STRONG THUNDERSTORM WILL AFFECT CENTRAL VENANGO COUNTY... AT 239 PM EDT...A STRONG THUNDERSTORM WAS NEAR FRANKLIN...MOVING EAST AT 30 MPH. WINDS IN EXCESS OF 40 MPH AND PEA SIZE HAIL ARE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... OIL CITY...FRANKLIN...SUGARCREEK...HASSON HEIGHTS...SENECA...POLK... KENNERDELL...WOODLAND HEIGHTS AND CRANBERRY TOWNSHIP. THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE. LAT...LON 4131 7999 4145 7994 4145 7960 4125 7971 TIME...MOT...LOC 1839Z 276DEG 22KT 4135 7989 88
Special weather statement, Jun 18, 5:17 PM EDT, 2 hours 9 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 517 PM EDT THU JUN 18 2015 PAZ015-022-182145- CLARION-ARMSTRONG- 517 PM EDT THU JUN 18 2015 ...A STRONG THUNDERSTORM WILL AFFECT EAST CENTRAL ARMSTRONG AND SOUTHEASTERN CLARION COUNTIES... AT 517 PM EDT...A STRONG THUNDERSTORM WAS 7 MILES NORTH OF NEW BETHLEHEM...OR 7 MILES SOUTH OF CLARION...MOVING SOUTHEAST AT 35 MPH. WINDS IN EXCESS OF 40 MPH AND DIME SIZE HAIL ARE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... CLARION...NEW BETHLEHEM...SLIGO...LIMESTONE AND HAWTHORN. THIS INCLUDES INTERSTATE 80 IN PENNSYLVANIA BETWEEN MILE MARKERS 58 AND 70. LAT...LON 4109 7952 4123 7946 4117 7922 4094 7922 TIME...MOT...LOC 2117Z 298DEG 34KT 4110 7936
Special weather statement, Jun 18, 5:41 PM EDT, 1 hour 45 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 541 PM EDT THU JUN 18 2015 PAZ016-023-182215- JEFFERSON-INDIANA- 541 PM EDT THU JUN 18 2015 ...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN INDIANA AND SOUTH CENTRAL JEFFERSON COUNTIES... AT 541 PM EDT...A STRONG THUNDERSTORM WAS OVER PUNXSUTAWNEY...MOVING SOUTHEAST AT 25 MPH. WINDS IN EXCESS OF 40 MPH AND PEA SIZE HAIL ARE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... PUNXSUTAWNEY...BIG RUN...ROSSITER AND ANITA. THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE. LAT...LON 4084 7881 4095 7906 4104 7897 4097 7881 TIME...MOT...LOC 2141Z 300DEG 23KT 4098 7898
Special weather statement, Jun 18, 7:24 PM EDT, 2 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PITTSBURGH PA
724 PM EDT THU JUN 18 2015
OHZ040-041-050-190000-
JEFFERSON-COLUMBIANA-CARROLL-
724 PM EDT THU JUN 18 2015
...AN AREA OF STRONG THUNDERSTORMS WILL AFFECT NORTH CENTRAL
JEFFERSON...COLUMBIANA AND NORTHEASTERN CARROLL COUNTIES...
AT 719 PM EDT...A CLUSTER OF STRONG THUNDERSTORMS WERE CLUSTERED
NEAR LOUISVILLE...OR 9 MILES NORTHEAST OF CANTON...MOVING SOUTHEAST
AT 40 MPH...AND ARE EXPECTED TO IMPACT PORTIONS OF
COLUMBIANA...NORTHEAST CARROLL...AND NORTHERN JEFFERSON COUNTIES IN
OHIO BETWEEN 730 PM...AND 800 PM THIS EVENING. THIS STORM MAY
INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND TV
STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.
AT THIS TIME...WIND GUSTS OF 50 TO 55 MPH AND PEA SIZE HAIL ARE
POSSIBLE WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
SALEM...MINERVA...LISBON...LEETONIA...AUGUSTA...SALINEVILLE...
HANOVERTON...SUMMITVILLE...MECHANICSTOWN...WINONA...NEW GARDEN...
NORTH GEORGETOWN...GUILFORD LAKE STATE PARK...HOMEWORTH AND EAST
ROCHESTER.
FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.
LAT...LON 4082 8064 4052 8079 4067 8109 4090 8108
4090 8090 4093 8090 4093 8089
TIME...MOT...LOC 2319Z 301DEG 59KT 4091 8125The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 2:40 PM EDT | Special Weather Statement | PBZ | Venango | 35 min |
| Jun 18, 5:17 PM EDT | Special Weather Statement | PBZ | Clarion | 28 min |
| Jun 18, 5:41 PM EDT | Special Weather Statement | PBZ | Jefferson | 34 min |
| Jun 18, 7:24 PM EDT | Special Weather Statement | PBZ | Columbiana | 36 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 2015Severe Thunderstorm Warnings in West Virginia, 2015Every severe thunderstorm warning in 2015
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.