Alert archive / Pennsylvania / Winter Weather Advisories in 2024
Winter Weather Advisory 5, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this winter weather advisory at Jan 27, 2024, 3:25 PM EST for Monroe County, Pennsylvania. It took effect at Jan 28, 2024, 1:00 AM EST. It was in force for 17 hr.
The area
The counties it named.
The facts
- Issued
- Jan 27, 2024, 3:25 PM EST (20:25 UTC)
- In effect from
- Jan 28, 2024, 1:00 AM EST
- Expired
- Jan 28, 2024, 6:00 PM EST
- In force
- 17 hr
- Issued by
- NWS Philadelphia/Mount Holly
County Monroe County, PA
The radar
The Binghamton radar (KBGM), 138 km from the middle of the area, began a volume at 20:29 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
Albany, NY (KALY), launched 12:00Z, 8.4 hours before the alert went out and 220 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
- 695 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- -59 m²/s²
- 0-3 km storm-relative helicity
- 31 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 weather advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Philadelphia/Mount Holly wrote its last area forecast discussion before this winter weather advisory went out at Jan 26, 3:41 PM EST, 23 hours 44 minutes earlier.
Area forecast discussion, Jan 26, 3:41 PM EST, 23 hours 44 minutes before
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</html>Hazardous weather outlook, Jan 26, 6:09 PM EST, 21 hours 16 minutes before
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</html>The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 27, 3:16 AM EST | Small Craft Advisory | PHI | 5 days | |
| Jan 27, 4:04 PM EST | Coastal Flood Advisory | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more | 4 days |
Nearby
Winter Weather Advisories in Pennsylvania, 2024Every winter weather advisory in 2024
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.