Alert archive / Pennsylvania / Snow Squall Warnings in 2019
Snow Squall Warning 5, NWS State College, PA
NWS State College, PA issued this snow squall warning at Jan 30, 2019, 10:04 AM EST for 21 counties in Pennsylvania. It was in force for 71 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 30, 2019, 10:04 AM EST (15:04 UTC)
- Expired
- Jan 30, 2019, 11:15 AM EST
- In force
- 71 min
- Issued by
- NWS State College, PA
- Area
- Storm-based polygon
All 21 counties
Adams County, PA, Centre County, PA, Clinton County, PA, Columbia County, PA, Cumberland County, PA, Dauphin County, PA, Franklin County, PA, Fulton County, PA, Huntingdon County, PA, Juniata County, PA, Lycoming County, PA, Mifflin County, PA, Montour County, PA, Northumberland County, PA, Perry County, PA, Schuylkill County, PA, Snyder County, PA, Sullivan County, PA, Tioga County, PA, Union County, PA, York County, PA
The radar
The State College radar (KCCX), 76 km from the middle of the area, began a volume at 15:05 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
Washington/Dulle, VA (KIAD), launched 12:00Z, 3.1 hours before the alert went out and 193 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
- 1645 m above ground
- 0-6 km bulk shear
- 101 kt
- 0-1 km storm-relative helicity
- 112 m²/s²
- 0-3 km storm-relative helicity
- -81 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this snow squall warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS State College, PA wrote its last area forecast discussion before this snow squall warning went out at Jan 29, 3:53 PM EST, 18 hours 11 minutes earlier.
Area forecast discussion, Jan 29, 3:53 PM EST, 18 hours 11 minutes before
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</html>The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 30, 6:56 AM EST | Special Weather Statement | CTP | Cambria, Cameron, Clearfield, Elk, Potter, Somerset | 49 min |
| Jan 30, 8:25 AM EST | Snow Squall Warning | CTP | Bedford, Blair, Cambria, Cameron, Centre, Clearfield and 2 more | 50 min |
| Jan 30, 9:13 AM EST | Snow Squall Warning | CTP | Bedford, Blair, Centre, Clinton, Cumberland, Franklin and 10 more | 47 min |
| Jan 30, 11:07 AM EST | Snow Squall Warning | CTP | Adams, Columbia, Cumberland, Dauphin, Franklin, Lancaster and 8 more | 2 hr |
Nearby
Snow Squall Warnings in Pennsylvania, 2019Every snow squall warning in 2019
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.