Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 4, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at May 26, 2021, 2:33 PM EDT for 7 counties in Pennsylvania. It was in force for 57 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
- May 26, 2021, 2:33 PM EDT (18:33 UTC)
- Expired
- May 26, 2021, 3:30 PM EDT
- In force
- 57 min
- Issued by
- NWS State College, PA
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Dauphin County, PA, Juniata County, PA, Lebanon County, PA, Northumberland County, PA, Perry County, PA, Schuylkill County, PA, Snyder County, PA
The radar
The State College radar (KCCX), 106 km from the middle of the area, began a volume at 18:37 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 |
|---|---|---|---|
| May 26, 2:35 PM EDT | TSTM WND DMG | 3 N Liverpool, PA | TREES/WIRES DOWN ON LIGHT STREET IN SUSQUEHANNA TWP. |
| May 26, 2:49 PM EDT | TSTM WND DMG | 1 N Berrysburg, PA | MULTIPLE TREES AND A BARN BLOWN DOWN JUST NORTH OF BERRYSBURG OFF OF ROUTE 225. |
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 |
|---|---|---|---|
| May 26, 12:59 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 6.6 hours before the alert went out and 191 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
- 478 J/kg
- Mixed-layer CIN
- -132 J/kg
- Mixed-layer LCL
- 922 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
825 WUUS51 KCTP 261833 SVRCTP PAC043-067-075-097-099-107-109-261930- /O.NEW.KCTP.SV.W.0004.210526T1833Z-210526T1930Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service State College PA 233 PM EDT Wed May 26 2021 The National Weather Service in State College PA has issued a * Severe Thunderstorm Warning for... Southwestern Schuylkill County in central Pennsylvania... Southern Northumberland County in central Pennsylvania... Northern Dauphin County in south central Pennsylvania... Northeastern Juniata County in central Pennsylvania... Southeastern Snyder County in central Pennsylvania... Northeastern Perry County in south central Pennsylvania... Northwestern Lebanon County in south central Pennsylvania... * Until 330 PM EDT. * At 232 PM EDT, a severe thunderstorm was located near Meiserville, moving east at 30 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to trees, roofs, and siding. * Locations impacted include... Shamokin, Mount Carmel, Kulpmont, Millersburg, Pine Grove, Fairview-Ferndale, Lykens, Tremont, Elizabethville, Marshallton, Williamstown, Tower City, Port Trevorton, Donaldson, Klingerstown, Leck Kill, Urban, Rebuck, Meiserville and Edgewood. This includes Interstate 81 from mile markers 96 to 112. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4051 7716 4068 7703 4083 7641 4051 7635 TIME...MOT...LOC 1832Z 256DEG 28KT 4062 7694 HAIL...<.75IN WIND...60MPH $$ Travis
2 follow-up statements
518
WWUS51 KCTP 261903
SVSCTP
Severe Weather Statement
National Weather Service State College PA
303 PM EDT Wed May 26 2021
PAC067-099-109-261912-
/O.CAN.KCTP.SV.W.0004.000000T0000Z-210526T1930Z/
Juniata PA-Snyder PA-Perry PA-
303 PM EDT Wed May 26 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN JUNIATA...
SOUTHEASTERN SNYDER AND NORTHEASTERN PERRY COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
south central and central Pennsylvania.
LAT...LON 4051 7698 4055 7698 4064 7690 4075 7639
4051 7635
TIME...MOT...LOC 1902Z 256DEG 28KT 4068 7664
$$
PAC043-075-097-107-261930-
/O.CON.KCTP.SV.W.0004.000000T0000Z-210526T1930Z/
Schuylkill PA-Northumberland PA-Dauphin PA-Lebanon PA-
303 PM EDT Wed May 26 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR SOUTHWESTERN SCHUYLKILL...SOUTH CENTRAL NORTHUMBERLAND...NORTHERN
DAUPHIN AND NORTHWESTERN LEBANON COUNTIES...
At 302 PM EDT, a severe thunderstorm was located over Leck Kill,
moving east at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees, roofs, and siding.
Locations impacted include...
Millersburg, Pine Grove, Lykens, Tremont, Elizabethville,
Williamstown, Tower City, Donaldson, Klingerstown, Beurys Lake,
Wiconisco, Hegins, Gratz, Ravine, Muir, Berrysburg, Orwin, Pillow,
Pitman and Schuykill County Airport.
This includes Interstate 81 from mile markers 96 to 113.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4051 7698 4055 7698 4064 7690 4075 7639
4051 7635
TIME...MOT...LOC 1902Z 256DEG 28KT 4068 7664
HAIL...<.75IN
WIND...60MPH
$$
Travis752
WWUS51 KCTP 261914
SVSCTP
Severe Weather Statement
National Weather Service State College PA
314 PM EDT Wed May 26 2021
PAC097-261922-
/O.CAN.KCTP.SV.W.0004.000000T0000Z-210526T1930Z/
Northumberland PA-
314 PM EDT Wed May 26 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL NORTHUMBERLAND
COUNTY IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
south central and central Pennsylvania.
LAT...LON 4051 7698 4055 7698 4061 7685 4068 7641
4051 7635
TIME...MOT...LOC 1912Z 256DEG 28KT 4070 7654
$$
PAC043-075-107-261930-
/O.CON.KCTP.SV.W.0004.000000T0000Z-210526T1930Z/
Schuylkill PA-Dauphin PA-Lebanon PA-
314 PM EDT Wed May 26 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR SOUTHWESTERN SCHUYLKILL...NORTHERN DAUPHIN AND NORTHWESTERN
LEBANON COUNTIES...
At 312 PM EDT, a severe thunderstorm was located near Leck Kill,
moving east at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Emergency management reported multiple trees down in
Washington Township and damage to a barn.
IMPACT...Expect damage to trees, roofs, and siding.
Locations impacted include...
Millersburg, Pine Grove, Lykens, Tremont, Elizabethville,
Williamstown, Tower City, Donaldson, Wiconisco, Hegins, Gratz,
Ravine, Muir, Berrysburg and Orwin.
This includes Interstate 81 from mile markers 96 to 110.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4051 7698 4055 7698 4061 7685 4068 7641
4051 7635
TIME...MOT...LOC 1912Z 256DEG 28KT 4070 7654
HAIL...<.75IN
WIND...60MPH
$$
TravisThe office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 12:38 PM EDT | Special Weather Statement | CTP | Cambria | 52 min |
| May 26, 1:23 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield, Elk | 41 min |
| May 26, 2:00 PM EDT | Special Weather Statement | CTP | Juniata | 45 min |
| May 26, 2:07 PM EDT | Special Weather Statement | CTP | Franklin | 23 min |
| May 26, 2:11 PM EDT | Special Weather Statement | CTP | Mifflin | 49 min |
| May 26, 2:16 PM EDT | Severe Thunderstorm Warning | CTP | Juniata, Perry, Snyder | 44 min |
| May 26, 2:31 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Lycoming, Sullivan | 39 min |
| May 26, 2:42 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Franklin, Perry | 50 min |
| May 26, 2:46 PM EDT | Severe Thunderstorm Warning | CTP | Juniata, Mifflin, Snyder | 20 min |
| May 26, 3:09 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Perry | 51 min |
| May 26, 3:23 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lebanon, Schuylkill | 82 min |
| May 26, 3:35 PM EDT | Severe Thunderstorm Warning | CTP | Adams | 44 min |
| May 26, 3:51 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lancaster, Lebanon | 54 min |
| May 26, 4:03 PM EDT | Special Weather Statement | CTP | Lancaster, York | 27 min |
| May 26, 4:37 PM EDT | Special Weather Statement | CTP | Lancaster | 23 min |
| May 26, 4:47 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 43 min |
| May 26, 5:00 PM EDT | Special Weather Statement | CTP | Adams | 30 min |
| May 26, 5:02 PM EDT | Special Weather Statement | CTP | Lancaster | 28 min |
| May 26, 5:17 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland, York | 43 min |
| May 26, 5:29 PM EDT | Special Weather Statement | CTP | Lancaster | 16 min |
| May 26, 5:37 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 23 min |
| May 26, 6:13 PM EDT | Special Weather Statement | CTP | Cambria | 32 min |
| May 26, 6:30 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 15 min |
| May 26, 6:35 PM EDT | Special Weather Statement | CTP | Lebanon | 25 min |
| May 26, 6:44 PM EDT | Severe Thunderstorm Warning | CTP | Blair | 37 min |
| May 26, 7:09 PM EDT | Special Weather Statement | CTP | Huntingdon | 36 min |
| May 26, 7:22 PM EDT | Special Weather Statement | CTP | Lancaster | 23 min |
| May 26, 7:32 PM EDT | Special Weather Statement | CTP | Mifflin | 13 min |
| May 26, 7:42 PM EDT | Special Weather Statement | CTP | Juniata, Mifflin | 33 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.