Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 70, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at Jul 6, 2021, 2:49 PM EDT for McKean County, Warren County, Pennsylvania. It was in force for 56 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
- Jul 6, 2021, 2:49 PM EDT (18:49 UTC)
- Expired
- Jul 6, 2021, 3:45 PM EDT
- In force
- 56 min
- Issued by
- NWS State College, PA
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties McKean County, PA, Warren County, PA
The radar
The Buffalo radar (KBUF), 116 km from the middle of the area, began a volume at 18:50 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 nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 6.8 hours before the alert went out and 114 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
- 997 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 868 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted.
207
WUUS51 KCTP 061849
SVRCTP
PAC083-123-061945-
/O.NEW.KCTP.SV.W.0070.210706T1849Z-210706T1945Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service State College PA
249 PM EDT Tue Jul 6 2021
The National Weather Service in State College PA has issued a
* Severe Thunderstorm Warning for...
Northeastern Warren County in north central Pennsylvania...
Northern McKean County in north central Pennsylvania...
* Until 345 PM EDT.
* At 247 PM EDT, severe thunderstorms were located along a line
extending from 6 miles northeast of Scandia to 7 miles northwest of
Marshburg to near Bradford, moving east at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Bradford, Port Allegany, Smethport, Rew, Coryville, Cyclone,
Marshburg, Eldred, Lewis Run, University Of Pittsburgh - Bradford
and Bradford Airport.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4200 7821 4182 7821 4181 7866 4185 7895
4200 7908
TIME...MOT...LOC 1847Z 266DEG 32KT 4200 7897 4192 7887 4191 7868
HAIL...<.75IN
WIND...60MPH
$$
Travis1 follow-up statement
896
WWUS51 KCTP 061922
SVSCTP
Severe Weather Statement
National Weather Service State College PA
322 PM EDT Tue Jul 6 2021
PAC083-123-061945-
/O.CON.KCTP.SV.W.0070.000000T0000Z-210706T1945Z/
Warren PA-McKean PA-
322 PM EDT Tue Jul 6 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM EDT
FOR NORTHEASTERN WARREN AND NORTHERN MCKEAN COUNTIES...
At 322 PM EDT, severe thunderstorms were located along a line
extending from near Scandia to near Marshburg to near Rew, moving
east at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Bradford, Port Allegany, Smethport, Rew, Coryville, Cyclone,
Marshburg, Eldred, Lewis Run, University Of Pittsburgh - Bradford and
Bradford Airport.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4200 7821 4182 7821 4181 7866 4185 7895
4200 7908
TIME...MOT...LOC 1922Z 282DEG 27KT 4193 7899 4192 7872 4190 7849
HAIL...<.75IN
WIND...60MPH
$$
ColbertThe office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 11:38 AM EDT | Special Weather Statement | CTP | Warren | 52 min |
| Jul 6, 11:59 AM EDT | Special Weather Statement | CTP | McKean | 46 min |
| Jul 6, 12:45 PM EDT | Special Weather Statement | CTP | Potter | 45 min |
| Jul 6, 1:26 PM EDT | Special Weather Statement | CTP | Tioga | 34 min |
| Jul 6, 1:51 PM EDT | Special Weather Statement | CTP | Warren | 24 min |
| Jul 6, 2:21 PM EDT | Special Weather Statement | CTP | McKean, Warren | 54 min |
| Jul 6, 3:01 PM EDT | Special Weather Statement | CTP | Sullivan | 44 min |
| Jul 6, 3:17 PM EDT | Special Weather Statement | CTP | Sullivan | 43 min |
| Jul 6, 3:22 PM EDT | Severe Thunderstorm Warning | CTP | Sullivan | 23 min |
| Jul 6, 3:36 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Sullivan | 24 min |
| Jul 6, 3:57 PM EDT | Special Weather Statement | CTP | Dauphin | 33 min |
| Jul 6, 4:05 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lebanon | 40 min |
| Jul 6, 4:31 PM EDT | Special Weather Statement | CTP | Elk | 29 min |
| Jul 6, 4:41 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lancaster, Lebanon | 33 min |
| Jul 6, 4:48 PM EDT | Special Weather Statement | CTP | Schuylkill | 27 min |
| Jul 6, 6:52 PM EDT | Special Weather Statement | CTP | McKean | 23 min |
| Jul 6, 6:59 PM EDT | Heat Advisory | CTP | Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 2 more | 24 hr |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.