Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 30, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at Jun 13, 2021, 6:58 PM EDT for McKean County, Warren County, Pennsylvania. It was in force for 32 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
- Jun 13, 2021, 6:58 PM EDT (22:58 UTC)
- Expired
- Jun 13, 2021, 7:30 PM EDT
- In force
- 32 min
- Issued by
- NWS State College, PA
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
Counties McKean County, PA, Warren County, PA
The radar
The State College radar (KCCX), 117 km from the middle of the area, began a volume at 23:00 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 |
|---|---|---|---|
| Jun 13, 7:10 PM EDT | HAIL 1.75 | 1 Nw Sheffield, PA | GOLF BALL SIZE HAIL IN SHEFFIELD. |
| Jun 13, 7:12 PM EDT | HAIL 1 | Sheffield, PA | QUARTER-SIZE HAIL IN SHEFFIELD. |
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 |
|---|---|---|---|
| Jun 13, 3:26 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 11.0 hours before the alert went out and 133 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2252 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- -7 m²/s²
- 0-3 km storm-relative helicity
- 32 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
231
WUUS51 KCTP 132258
SVRCTP
PAC083-123-132330-
/O.NEW.KCTP.SV.W.0030.210613T2258Z-210613T2330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service State College PA
658 PM EDT Sun Jun 13 2021
The National Weather Service in State College PA has issued a
* Severe Thunderstorm Warning for...
Southeastern Warren County in north central Pennsylvania...
Western McKean County in north central Pennsylvania...
* Until 730 PM EDT.
* At 658 PM EDT, a severe thunderstorm was located near Sheffield,
moving northeast at 25 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* This severe thunderstorm will be near...
Sheffield around 700 PM EDT.
Ludlow around 710 PM EDT.
Kane and Wetmore around 720 PM EDT.
Westline and Marshburg around 730 PM EDT.
Other locations impacted by this severe thunderstorm include Mount
Jewett and Bradford Airport.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4194 7873 4170 7857 4162 7887 4163 7889
4163 7917 4171 7922
TIME...MOT...LOC 2258Z 244DEG 31KT 4167 7908
HAIL...1.25IN
WIND...60MPH
$$
Jurewicz1 follow-up statement
681
WWUS51 KCTP 132317
SVSCTP
Severe Weather Statement
National Weather Service State College PA
717 PM EDT Sun Jun 13 2021
PAC083-123-132330-
/O.CON.KCTP.SV.W.0030.000000T0000Z-210613T2330Z/
Warren PA-McKean PA-
717 PM EDT Sun Jun 13 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM EDT
FOR SOUTHEASTERN WARREN AND WESTERN MCKEAN COUNTIES...
At 717 PM EDT, a severe thunderstorm was located over Ludlow, moving
northeast at 25 mph.
HAZARD...60 mph wind gusts and half dollar size hail. One inch hail
has already been reported in this storm.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
This severe storm will be near...
Wetmore around 720 PM EDT.
Kane around 730 PM EDT.
Westline and Marshburg around 740 PM EDT.
Other locations impacted by this severe thunderstorm include Mount
Jewett and Bradford Airport.
This includes the following highways...
Route 6 from north of Sheffield to east of Mount Jewett.
Route 219 from Lantz Corners to near the Bradford Regional Airport.
State Road 59 from west of Marshburg to the Bradford Regional
Airport.
State Road 66 from near James City to Kane.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4194 7873 4170 7857 4162 7887 4163 7889
4163 7905 4172 7910
TIME...MOT...LOC 2317Z 242DEG 21KT 4172 7895
HAIL...1.25IN
WIND...60MPH
$$
DangeloThe office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 8:56 AM EDT | Special Weather Statement | CTP | Somerset | 49 min |
| Jun 13, 9:08 AM EDT | Severe Thunderstorm Warning | CTP | Cambria, Somerset | 67 min |
| Jun 13, 9:48 AM EDT | Special Weather Statement | CTP | Bedford | 57 min |
| Jun 13, 10:04 AM EDT | Areal Flood Advisory | CTP | Bedford, Cambria, Somerset | 116 min |
| Jun 13, 10:26 AM EDT | Special Weather Statement | CTP | Fulton | 49 min |
| Jun 13, 3:37 PM EDT | Special Weather Statement | CTP | Lycoming | 38 min |
| Jun 13, 3:45 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Tioga | 45 min |
| Jun 13, 4:14 PM EDT | Special Weather Statement | CTP | Lycoming | 46 min |
| Jun 13, 4:22 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Union | 83 min |
| Jun 13, 4:55 PM EDT | Special Weather Statement | CTP | Cameron | 20 min |
| Jun 13, 5:07 PM EDT | Special Weather Statement | CTP | Union | 23 min |
| Jun 13, 5:11 PM EDT | Special Weather Statement | CTP | Elk | 19 min |
| Jun 13, 5:16 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 55 min |
| Jun 13, 5:19 PM EDT | Special Weather Statement | CTP | Cameron | 26 min |
| Jun 13, 5:57 PM EDT | Special Weather Statement | CTP | Union | 18 min |
| Jun 13, 6:07 PM EDT | Special Weather Statement | CTP | Cameron | 23 min |
| Jun 13, 6:30 PM EDT | Special Weather Statement | CTP | Clinton | 15 min |
| Jun 13, 6:34 PM EDT | Special Weather Statement | CTP | Potter | 26 min |
| Jun 13, 6:39 PM EDT | Special Weather Statement | CTP | Forest | 21 min |
| Jun 13, 6:45 PM EDT | Special Weather Statement | CTP | Clinton | 15 min |
| Jun 13, 6:51 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton | 54 min |
| Jun 13, 6:54 PM EDT | Special Weather Statement | CTP | Centre | 36 min |
| Jun 13, 7:22 PM EDT | Special Weather Statement | CTP | Tioga | 23 min |
| Jun 13, 7:23 PM EDT | Special Weather Statement | CTP | Centre | 37 min |
| Jun 13, 7:26 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 49 min |
| Jun 13, 7:34 PM EDT | Areal Flood Advisory | CTP | Potter | 86 min |
| Jun 13, 7:46 PM EDT | Special Weather Statement | CTP | Centre | 29 min |
| Jun 13, 7:53 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Centre, Huntingdon | 43 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2021Every severe thunderstorm warning in 2021
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.