Alert archive / Pennsylvania / Winter Storm Watches in 2017
Winter Storm Watch 2, NWS State College, PA
NWS State College, PA issued this winter storm watch at Feb 7, 2017, 4:02 PM EST for 20 counties in Pennsylvania. It took effect at Feb 8, 2017, 7:00 PM EST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Feb 7, 2017, 4:02 PM EST (21:02 UTC)
- In effect from
- Feb 8, 2017, 7:00 PM EST
- Expired
- Feb 8, 2017, 4:13 AM EST
- In force
- Issued by
- NWS State College, PA
Counties Adams County, PA, Bedford County, PA, Columbia County, PA, Cumberland County, PA, Dauphin County, PA, Franklin County, PA, Fulton County, PA, Huntingdon County, PA, Juniata County, PA, Lancaster County, PA, Lebanon County, PA, Mifflin County, PA, Montour County, PA, Northumberland County, PA, Perry County, PA, Schuylkill County, PA, Snyder County, PA, Somerset County, PA, Union County, PA, York County, PA
The radar
The State College radar (KCCX), 88 km from the middle of the area, began a volume at 21:04 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
Pittsburgh, PA (KAGC), launched 12:00Z, 9.0 hours before the alert went out and 244 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
- 601 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 159 m²/s²
- 0-3 km storm-relative helicity
- 136 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this winter storm watch 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 winter storm watch went out at Feb 7, 2:27 PM EST, 1 hour 35 minutes earlier.
Area forecast discussion, Feb 7, 2:27 PM EST, 1 hour 35 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 |
|---|---|---|---|---|
| Feb 7, 8:48 AM EST | Special Weather Statement | CTP | Lancaster, York | 42 min |
Nearby
Winter Storm Watches in Pennsylvania, 2017Every winter storm watch in 2017
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.