Alert archive / Ohio / Tornado Warnings in 2018

Tornado Warning 8, NWS Cleveland, OH

October 2, 2018Ashtabula County, Ohio; Crawford County, Pennsylvania

NWS Cleveland, OH issued this tornado warning at Oct 2, 2018, 3:01 PM EDT for Ashtabula County, Ohio; Crawford County, Pennsylvania. It was in force for 44 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: Oct 2, 2018, 3:01 PM EDT (19:01 UTC)
Expired: Oct 2, 2018, 3:45 PM EDT
In force: 44 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Ashtabula County, OH, Crawford County, PA

The radar

The Cleveland radar (KCLE), 117 km from the middle of the area, began a volume at 19:02 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
Oct 2, 2:55 PM EDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Pittsburgh, PA (KAGC), launched 12:00Z, 7.0 hours before the alert went out and 149 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 779 J/kg
Mixed-layer CIN: -35 J/kg
Mixed-layer LCL: 821 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 120 m²/s²
0-3 km storm-relative helicity: 133 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 2.7

Open this sounding in Storm Lab

The text

As transmitted.

100 
WFUS51 KCLE 021901
TORCLE
OHC007-PAC039-021945-
/O.NEW.KCLE.TO.W.0008.181002T1901Z-181002T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Cleveland OH
301 PM EDT TUE OCT 2 2018

The National Weather Service in Cleveland has issued a

* Tornado Warning for...
  East central Ashtabula County in northeastern Ohio...
  Western Crawford County in northwestern Pennsylvania...

* Until 345 PM EDT.
    
* At 300 PM EDT, a severe thunderstorm capable of producing a tornado
  was located 8 miles northwest of Pymatuning North, or 14 miles
  south of Conneaut, moving east at 35 mph.

  HAZARD...Tornado and quarter size hail.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Pymatuning North around 310 PM EDT.
  Linesville and Pymatuning Central around 315 PM EDT.
  Harmonsburg around 325 PM EDT.

Other locations impacted by this tornadic thunderstorm include
Conneaut Lake, Conneautville, Conneaut Lakeshore, Pierpont and
Springboro.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4169 8070 4182 8064 4180 8027 4157 8027
TIME...MOT...LOC 1900Z 283DEG 30KT 4174 8059 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

LaPlante

2 follow-up statements

827 
WWUS51 KCLE 021915
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
315 PM EDT TUE OCT 2 2018

OHC007-021924-
/O.CAN.KCLE.TO.W.0008.000000T0000Z-181002T1945Z/
Ashtabula OH-
315 PM EDT TUE OCT 2 2018

...THE TORNADO WARNING FOR EAST CENTRAL ASHTABULA COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area.  Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 1100 PM EDT for northeastern
Ohio...and northwestern Pennsylvania.

LAT...LON 4169 8052 4178 8049 4180 8027 4157 8027
TIME...MOT...LOC 1914Z 281DEG 23KT 4172 8047 

$$

PAC039-021945-
/O.CON.KCLE.TO.W.0008.000000T0000Z-181002T1945Z/
Crawford PA-
315 PM EDT TUE OCT 2 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM EDT FOR WESTERN
CRAWFORD COUNTY...
    
At 314 PM EDT, a large and extremely dangerous tornado was located
near Pymatuning North, or 16 miles south of Conneaut, moving east at
25 mph.

This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

HAZARD...Damaging tornado.

SOURCE...Radar indicated rotation.

IMPACT...You are in a life-threatening situation. Flying debris may 
         be deadly to those caught without shelter. Mobile homes 
         will be destroyed. Considerable damage to 
         homes#commaOrEllipsis()businesses#commaOrEllipsis()and 
         vehicles is likely and complete destruction is possible.

The tornado will be near...
  Linesville around 320 PM EDT.
  Harmonsburg around 335 PM EDT.

Other locations impacted by this tornadic thunderstorm include
Conneaut Lake, Conneautville and Conneaut Lakeshore.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a large, extremely dangerous and potentially deadly
tornado is developing. To protect your life, TAKE COVER NOW! Move to
a basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

&&

LAT...LON 4169 8052 4178 8049 4180 8027 4157 8027
TIME...MOT...LOC 1914Z 281DEG 23KT 4172 8047 

TORNADO...RADAR INDICATED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...1.00IN

$$

LaPlante

988 
WWUS51 KCLE 021928
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
328 PM EDT TUE OCT 2 2018

PAC039-021945-
/O.CON.KCLE.TO.W.0008.000000T0000Z-181002T1945Z/
Crawford PA-
328 PM EDT TUE OCT 2 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM EDT FOR
NORTHWESTERN CRAWFORD COUNTY...
    
At 328 PM EDT, a large and extremely dangerous tornado was located
near Harmonsburg, or 8 miles northwest of Meadville, moving east at
35 mph.

This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

HAZARD...Damaging tornado.

SOURCE...Radar indicated rotation.

IMPACT...You are in a life-threatening situation. Flying debris may 
         be deadly to those caught without shelter. Mobile homes 
         will be destroyed. Considerable damage to 
         homes#commaOrEllipsis()businesses#commaOrEllipsis()and 
         vehicles is likely and complete destruction is possible.

This tornadic thunderstorm will remain over mainly rural areas of
northwestern Crawford County, including the following locations...
Conneautville and Conneaut Lakeshore.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a large, extremely dangerous and potentially deadly
tornado is developing. To protect your life, TAKE COVER NOW! Move to
a basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

&&

LAT...LON 4169 8046 4178 8049 4180 8027 4163 8027
TIME...MOT...LOC 1928Z 276DEG 32KT 4171 8029 

TORNADO...RADAR INDICATED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...1.00IN

$$

LaPlante

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 2, 10:16 AM EDT	Small Craft Advisory	CLE		11 hr
Oct 2, 2:30 PM EDT	Tornado Warning	CLE	Ashtabula	45 min
Oct 2, 3:35 PM EDT	Flash Flood Warning	CLE	Ashtabula	111 min
Oct 2, 4:15 PM EDT	Severe Thunderstorm Warning	CLE	Holmes	45 min
Oct 2, 5:04 PM EDT	Severe Thunderstorm Warning	CLE	Holmes	12 min
Oct 2, 5:14 PM EDT	Severe Thunderstorm Warning	CLE	Trumbull	46 min
Oct 2, 2:17 PM EDT	Special Weather Statement	CLE	Crawford	43 min
Oct 2, 2:28 PM EDT	Tornado Warning	CLE	Crawford	32 min
Oct 2, 2:53 PM EDT	Tornado Warning Tornado observed	CLE	Crawford	52 min
Oct 2, 3:39 PM EDT	Tornado Warning Considerable damage threat	CLE	Crawford	15 min
Oct 2, 3:43 PM EDT	Tornado Warning	CLE	Crawford	47 min
Oct 2, 3:51 PM EDT	Tornado Warning Considerable damage threat	CLE	Crawford	39 min

Nearby

Tornado Warnings in Ohio, 2018 Tornado Warnings in Pennsylvania, 2018 Every tornado warning in 2018 Tornadoes in 2018

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.