Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 22, NWS Cleveland, OH

March 1, 2017Crawford County, Erie County, Pennsylvania; Ashtabula County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Mar 1, 2017, 5:45 AM EST for Crawford County, Erie County, Pennsylvania; Ashtabula County, Ohio. It was in force for 75 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: Mar 1, 2017, 5:45 AM EST (10:45 UTC)
Expired: Mar 1, 2017, 7:00 AM EST
In force: 75 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Ashtabula County, OH, Crawford County, PA, Erie County, PA

What was reported inside it

Time	Report	Where	Remark
Mar 1, 6:45 AM EST	TSTM WND DMG	Meadville, PA	MANY TREES AND LARGE LIMBS WERE DOWNED FROM MEADVILLE TO SAEGERTOWN. DEBRIS WAS REPORTED ON ROADWAYS.

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.

Issued	Product	Office	Lasted
Mar 1, 3:24 AM EST	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 10.8 hours before the alert went out and 156 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1505 m above ground
0-6 km bulk shear: 71 kt
0-1 km storm-relative helicity: 283 m²/s²
0-3 km storm-relative helicity: 327 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

950 
WUUS51 KCLE 011045
SVRCLE
OHC007-PAC039-049-011200-
/O.NEW.KCLE.SV.W.0022.170301T1045Z-170301T1200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cleveland OH
545 AM EST WED MAR 1 2017

The National Weather Service in Cleveland has issued a

* Severe Thunderstorm Warning for...
  Ashtabula County in northeastern Ohio...
  Erie County in northwestern Pennsylvania...
  Crawford County in northwestern Pennsylvania...

* Until 700 AM EST

* At 545 AM EST, severe thunderstorms were located along a line
  extending from 31 miles north of Conneaut to 6 miles southeast of
  Madison, moving east at 55 mph.

  HAZARD...60 mph wind gusts and quarter size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees. 

* Locations impacted include...
  Erie, Ashtabula, Meadville, Conneaut, Jefferson,
  Geneva-On-The-Lake, Corry, Edinboro, Geneva, Titusville, North
  East, Union City, Girard, North Kingsville, Cambridge Springs,
  Orwell, Waterford, Albion, Andover and Linesville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4227 7976 4201 7976 4199 7961 4162 7962
      4162 7982 4149 8000 4150 8101 4186 8099
      4211 8021 4219 8012 4227 7983
TIME...MOT...LOC 1045Z 262DEG 48KT 4242 8063 4170 8096 

HAIL...1.00IN
WIND...60MPH
 
$$

Sefcovic

3 follow-up statements

071 
WWUS51 KCLE 011117 RRA
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
617 AM EST WED MAR 1 2017

OHC007-PAC039-049-011200-
/O.CON.KCLE.SV.W.0022.000000T0000Z-170301T1200Z/
Ashtabula OH-Erie PA-Crawford PA-
617 AM EST WED MAR 1 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 AM EST
FOR SOUTHEASTERN ASHTABULA...ERIE AND CRAWFORD COUNTIES...

At 617 AM EST, severe thunderstorms were located along a line
extending from 21 miles northwest of North East to Albion to 6 miles
east of Orwell, moving east at 40 mph.

HAZARD...60 mph wind gusts and quarter size hail. 

SOURCE...Radar indicated. 

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees. 

Locations impacted include...
Erie, Meadville, Corry, Edinboro, Titusville, North East, Union City,
Girard, Cambridge Springs, Waterford, Albion, Andover, Linesville,
Wattsburg, Adamsville, Pymatuning Central, Riceville, Harmonsburg,
Guys Mills and Pymatuning North.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4201 7976 4199 7961 4162 7962 4162 7982
      4149 8000 4150 8082 4189 8042 4206 8034
      4211 8021 4219 8012 4227 7983 4227 7977
TIME...MOT...LOC 1117Z 269DEG 37KT 4248 8007 4189 8034 4151 8073 

HAIL...1.00IN
WIND...60MPH
 
$$

Sefcovic

867 
WWUS51 KCLE 011147
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
647 AM EST WED MAR 1 2017

OHC007-011156-
/O.CAN.KCLE.SV.W.0022.000000T0000Z-170301T1200Z/
Ashtabula OH-
647 AM EST WED MAR 1 2017

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ASHTABULA COUNTY
IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

LAT...LON 4227 7977 4201 7976 4199 7961 4162 7962
      4162 7982 4149 8000 4150 8047 4173 8024
      4202 8000 4227 7983
TIME...MOT...LOC 1146Z 262DEG 48KT 4253 7958 4194 7986 4156 8025 

$$

PAC039-049-011200-
/O.CON.KCLE.SV.W.0022.000000T0000Z-170301T1200Z/
Erie PA-Crawford PA-
647 AM EST WED MAR 1 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 AM EST
FOR EASTERN ERIE AND CRAWFORD COUNTIES...

At 646 AM EST, severe thunderstorms were located along a line
extending from 10 miles northwest of Lake Erie State Park to near
Union City to near Atlantic, moving east at 55 mph.

HAZARD...60 mph wind gusts. 

SOURCE...Radar indicated. 

IMPACT...Expect damage to roofs, siding, and trees. 

Locations impacted include...
Meadville, Corry, Edinboro, Titusville, North East, Union City,
Cambridge Springs, Waterford, Wattsburg, Adamsville, Riceville, Guys
Mills, Atlantic, Canadohta Lake, Lincolnville, Harmonsburg,
Cochranton, Saegertown, Conneaut Lake and Hydetown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4227 7977 4201 7976 4199 7961 4162 7962
      4162 7982 4149 8000 4150 8047 4173 8024
      4202 8000 4227 7983
TIME...MOT...LOC 1146Z 262DEG 48KT 4253 7958 4194 7986 4156 8025 

HAIL...<.75IN
WIND...60MPH
 
$$

Mottice

764 
WWUS51 KCLE 011156
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
656 AM EST WED MAR 1 2017

PAC039-049-011206-
/O.EXP.KCLE.SV.W.0022.000000T0000Z-170301T1200Z/
Erie PA-Crawford PA-
656 AM EST WED MAR 1 2017

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN ERIE AND CRAWFORD
COUNTIES WILL EXPIRE AT 700 AM EST...
            
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore the warning will be allowed to expire. However gusty winds 
are still possible with these thunderstorms.

LAT...LON 4227 7977 4201 7976 4199 7961 4162 7962
      4162 7982 4149 8000 4150 8047 4173 8024
      4202 8000 4227 7983
TIME...MOT...LOC 1156Z 262DEG 48KT 4255 7943 4196 7971 4158 8010 

$$

Mottice

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 1, 2:10 AM EST	Severe Thunderstorm Warning	CLE	Crawford, Erie	80 min
Mar 1, 2:51 AM EST	Wind Advisory	CLE	Crawford, Erie	25 hr
Mar 1, 4:49 PM EST	Severe Thunderstorm Warning	CLE	Crawford, Erie	43 min
Mar 1, 12:29 AM EST	Special Marine Warning	CLE		91 min
Mar 1, 12:37 AM EST	Special Weather Statement	CLE	Crawford, Hancock, Marion, Morrow, Richland, Wyandot	38 min
Mar 1, 12:55 AM EST	Severe Thunderstorm Warning	CLE	Ashland, Crawford, Hancock, Holmes, Huron, Knox and 9 more	65 min
Mar 1, 1:15 AM EST	Severe Thunderstorm Warning	CLE	Ashland, Ashtabula, Cuyahoga, Geauga, Lake, Lorain and 4 more	60 min
Mar 1, 1:31 AM EST	Special Marine Warning	CLE		89 min
Mar 1, 3:18 AM EST	Severe Thunderstorm Warning	CLE	Hancock, Lucas, Ottawa, Sandusky, Seneca, Wood	42 min
Mar 1, 3:31 AM EST	Special Marine Warning	CLE		89 min
Mar 1, 3:59 AM EST	Severe Thunderstorm Warning	CLE	Crawford, Erie, Hancock, Ottawa, Sandusky, Seneca and 2 more	61 min
Mar 1, 4:01 AM EST	Severe Thunderstorm Warning	CLE	Mahoning, Portage, Stark, Summit, Trumbull	59 min
Mar 1, 4:31 AM EST	Severe Thunderstorm Warning	CLE	Erie, Lorain	44 min
Mar 1, 4:36 AM EST	Special Marine Warning	CLE		84 min
Mar 1, 4:38 AM EST	Severe Thunderstorm Warning	CLE	Ashland, Crawford, Huron, Richland	52 min
Mar 1, 5:04 AM EST	Special Marine Warning	CLE		86 min
Mar 1, 5:09 AM EST	Severe Thunderstorm Warning	CLE	Cuyahoga, Geauga, Lake, Lorain, Portage, Summit	66 min
Mar 1, 5:13 AM EST	Severe Thunderstorm Warning	CLE	Ashland, Knox, Morrow, Richland	47 min
Mar 1, 5:24 AM EST	Severe Thunderstorm Warning	CLE	Lorain, Medina, Portage, Summit	51 min
Mar 1, 5:36 AM EST	Tornado Warning	CLE	Cuyahoga, Geauga, Medina, Summit	24 min
Mar 1, 5:46 AM EST	Special Marine Warning	CLE		59 min
Mar 1, 5:49 AM EST	Tornado Warning	CLE	Medina, Summit	26 min
Mar 1, 5:54 AM EST	Tornado Warning	CLE	Portage, Summit	36 min
Mar 1, 6:05 AM EST	Severe Thunderstorm Warning	CLE	Mahoning, Portage, Stark, Summit, Trumbull	59 min
Mar 1, 4:03 PM EST	Special Weather Statement	CLE	Ashtabula, Geauga	57 min
Mar 1, 4:17 PM EST	Severe Thunderstorm Warning	CLE	Ashtabula, Cuyahoga, Geauga, Trumbull	58 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2017 Severe Thunderstorm Warnings in Ohio, 2017 Every severe thunderstorm warning in 2017

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.