Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 256, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at Aug 26, 2021, 4:33 PM EDT for Lycoming County, Pennsylvania. It was in force for 42 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
- Aug 26, 2021, 4:33 PM EDT (20:33 UTC)
- Expired
- Aug 26, 2021, 5:15 PM EDT
- In force
- 42 min
- Issued by
- NWS State College, PA
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Lycoming County, PA
The radar
The State College radar (KCCX), 102 km from the middle of the area, began a volume at 20:36 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, 8.6 hours before the alert went out and 215 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
- 708 J/kg
- Mixed-layer CIN
- -53 J/kg
- Mixed-layer LCL
- 845 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 0 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
914 WUUS51 KCTP 262033 SVRCTP PAC081-262115- /O.NEW.KCTP.SV.W.0256.210826T2033Z-210826T2115Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service State College PA 433 PM EDT Thu Aug 26 2021 The National Weather Service in State College PA has issued a * Severe Thunderstorm Warning for... North central Lycoming County in north central Pennsylvania... * Until 515 PM EDT. * At 433 PM EDT, a severe thunderstorm was located near Ralston, and is nearly stationary. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Trout Run. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4153 7702 4143 7688 4136 7703 4144 7713 TIME...MOT...LOC 2033Z 051DEG 1KT 4146 7702 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ DeVoir
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 9:47 PM EDT | Special Weather Statement | CTP | Fulton | 43 min |
| Aug 26, 2:33 PM EDT | Special Weather Statement | CTP | Sullivan | 42 min |
| Aug 26, 3:02 PM EDT | Special Weather Statement | CTP | Lycoming | 43 min |
| Aug 26, 3:53 PM EDT | Special Weather Statement | CTP | Lycoming | 37 min |
| Aug 26, 4:10 PM EDT | Special Weather Statement | CTP | Lycoming | 35 min |
| Aug 26, 4:41 PM EDT | Severe Thunderstorm Warning | CTP | Adams | 34 min |
| Aug 26, 5:34 PM EDT | Special Weather Statement | CTP | Somerset | 26 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.