Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 32, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Apr 30, 2017, 4:41 PM EDT for Crawford County, Erie County, Pennsylvania. It was in force for 35 min. 2 reports 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
- Apr 30, 2017, 4:41 PM EDT (20:41 UTC)
- Expired
- Apr 30, 2017, 5:16 PM EDT
- In force
- 35 min
- Issued by
- NWS Cleveland, OH
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Crawford County, PA, Erie County, PA
The radar
The Pittsburgh radar (KPBZ), 142 km from the middle of the area, began a volume at 20:43 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 |
|---|---|---|---|
| Apr 30, 4:43 PM EDT | TSTM WND DMG | 10 E Meadville, PA | TWO TREES DOWN EAST OF MEADVILLE. TIME ESTIMATED FROM RADAR. |
| Apr 30, 5:06 PM EDT | TSTM WND DMG | Corry, PA | TREE DOWN ON A POWERLINE ON THE SOUTH SIDE OF TOWN. POWERLINES DOWN ON THE NORTH SIDE OF TOWN. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Pittsburgh, PA (KAGC), launched 12:00Z, 8.7 hours before the alert went out and 154 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
- 9 J/kg
- Mixed-layer CIN
- -263 J/kg
- Mixed-layer LCL
- 1041 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 209 m²/s²
- 0-3 km storm-relative helicity
- 232 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
525
WUUS51 KCLE 302041
SVRCLE
PAC039-049-302130-
/O.NEW.KCLE.SV.W.0032.170430T2041Z-170430T2130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cleveland OH
441 PM EDT SUN APR 30 2017
The National Weather Service in Cleveland has issued a
* Severe Thunderstorm Warning for...
Southeastern Erie County in northwestern Pennsylvania...
Eastern Crawford County in northwestern Pennsylvania...
* Until 530 PM EDT
* At 440 PM EDT, a severe thunderstorm was located over Guys Mills,
or 8 miles east of Meadville, moving northeast at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Titusville, Union City, Wattsburg, Riceville, Lincolnville,
Canadohta Lake, Guys Mills, Hydetown, Mill Village, Blooming
Valley, Townville, Spartansburg and Elgin.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4162 7982 4149 8000 4149 8003 4178 8005
4189 7998 4203 7977 4200 7975 4200 7962
4199 7961 4162 7961
TIME...MOT...LOC 2040Z 237DEG 33KT 4162 7998
HAIL...<.75IN
WIND...60MPH
$$
Mottice2 follow-up statements
718
WWUS51 KCLE 302054
SVSCLE
Severe Weather Statement
National Weather Service Cleveland OH
454 PM EDT SUN APR 30 2017
PAC039-049-302130-
/O.CON.KCLE.SV.W.0032.000000T0000Z-170430T2130Z/
Erie PA-Crawford PA-
454 PM EDT SUN APR 30 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR SOUTHEASTERN ERIE AND EASTERN CRAWFORD COUNTIES...
At 453 PM EDT, a line of severe thunderstorms from Union City south
to Townville are moving northeast at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Titusville, Union City, Wattsburg, Riceville, Canadohta Lake,
Lincolnville, Hydetown, Townville, Spartansburg and Elgin.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4162 7982 4155 7992 4179 7985 4194 7987
4203 7977 4200 7975 4200 7962 4199 7961
4162 7961
TIME...MOT...LOC 2053Z 237DEG 33KT 4168 7986
HAIL...<.75IN
WIND...60MPH
$$
Mottice905
WWUS51 KCLE 302116
SVSCLE
Severe Weather Statement
National Weather Service Cleveland OH
516 PM EDT SUN APR 30 2017
PAC039-049-302125-
/O.CAN.KCLE.SV.W.0032.000000T0000Z-170430T2130Z/
Erie PA-Crawford PA-
516 PM EDT SUN APR 30 2017
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ERIE AND EASTERN
CRAWFORD COUNTIES IS CANCELLED...
The storm which prompted the warning has moved out of the area.
Therefore the warning has been cancelled.
LAT...LON 4162 7982 4155 7992 4179 7985 4194 7987
4203 7977 4200 7975 4200 7962 4199 7961
4162 7961
TIME...MOT...LOC 2114Z 237DEG 33KT 4179 7962
$$
MotticeThe office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 30, 4:28 PM EDT | Special Weather Statement | CLE | Crawford | 62 min |
| Apr 30, 4:54 PM EDT | Special Weather Statement | CLE | Erie | 51 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2017Every 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; radar from the NEXRAD Level II archive.