Alert archive / Pennsylvania / Freezing Rain Advisories in 2011
Freezing Rain Advisory 3, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this freezing rain advisory at Feb 27, 2011, 3:28 PM EST for Sussex County, New Jersey; Carbon County, Monroe County, Pennsylvania. It took effect at Feb 28, 2011, 2:00 AM EST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Feb 27, 2011, 3:28 PM EST (20:28 UTC)
- In effect from
- Feb 28, 2011, 2:00 AM EST
- Expired
- Feb 27, 2011, 11:26 PM EST
- In force
- Issued by
- NWS Philadelphia/Mount Holly
Counties Sussex County, NJ, Carbon County, PA, Monroe County, PA
The radar
The Philadelphia radar (KDIX), 140 km from the middle of the area, began a volume at 20:30 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
Brookhaven, NY (KOKX), launched 12:00Z, 8.5 hours before the alert went out and 201 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
- 452 m above ground
- 0-6 km bulk shear
- 92 kt
- 0-1 km storm-relative helicity
- 338 m²/s²
- 0-3 km storm-relative helicity
- 367 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
487 WWUS41 KPHI 272028 WSWPHI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 328 PM EST SUN FEB 27 2011 ...ICY CONDITIONS ARE POSSIBLE LATE TONIGHT AND EARLY MONDAY MORNING ACROSS THE SOUTHERN POCONOS AND PARTS OF NORTHWEST NEW JERSEY... .RAIN WILL OVERSPREAD THE REGION LATE TONIGHT AS A WARM FRONT APPROACHES FROM THE SOUTHWEST. TEMPERATURES WILL BE HOVERING NEAR THE FREEZING MARK IN THE NORMALLY COLDER LOCATIONS AS THE RAIN STARTS LATE TONIGHT...RESULTING IN FREEZING RAIN. IN THE HIGHER ELEVATIONS...LIGHT FREEZING RAIN IS POSSIBLE THROUGH THE BEGINNING OF THE MORNING COMMUTE MONDAY. NJZ001-PAZ054-055-281100- /O.NEW.KPHI.ZR.Y.0003.110228T0700Z-110228T1300Z/ SUSSEX-CARBON-MONROE- INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG 328 PM EST SUN FEB 27 2011 ...FREEZING RAIN ADVISORY IN EFFECT FROM 2 AM TO 8 AM EST MONDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZING RAIN ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 8 AM EST MONDAY. * LOCATIONS...MONROE AND CARBON COUNTIES IN EASTERN PENNSYLVANIA AND SUSSEX COUNTY IN NORTHWEST NEW JERSEY. * HAZARD TYPES...FREEZING RAIN * ACCUMULATIONS...ICE ACCUMULATION SHOULD AVERAGE LESS THAN 0.05 INCHES. * TIMING...LIGHT FREEZING RAIN IS EXPECTED IN THE HIGHER ELEVATIONS AFTER 200 AM. LIGHT FREEZING RAIN COULD LINGER IN THE NORMALLY COLDER LOCATIONS UNTIL THE BEGINNING OF THE MORNING COMMUTE. * IMPACTS...UNTREATED ROADS...SIDEWALKS AND PARKING LOTS MAY BE COATED WITH A THIN LAYER OF ICE. IT ONLY TAKES A SMALL AMOUNT OF ICE TO MAKE WALKING AND DRIVING SURFACES SLIPPERY. * WINDS...EAST 5 TO 10 MPH. * TEMPERATURES...IN THE LOWER 30S. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZING RAIN ADVISORY MEANS THAT PERIODS OF FREEZING RAIN OR FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS. SLOW DOWN AND USE CAUTION WHILE DRIVING. && $$
1 follow-up statement
213 WWUS41 KPHI 280426 WSWPHI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 1126 PM EST SUN FEB 27 2011 NJZ001-PAZ054-055-280530- /O.CAN.KPHI.ZR.Y.0003.110228T0700Z-110228T1300Z/ SUSSEX-CARBON-MONROE- INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG 1126 PM EST SUN FEB 27 2011 ...FREEZING RAIN ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE FREEZING RAIN ADVISORY. THERE REMAINS A CHANCE OF PATCHY FREEZING RAIN OVER THE COLDEST INTERIOR VALLEYS TONIGHT, IT SHOULD BE ISOLATED AT WORST. $$ MPD
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 27, 4:00 AM EST | Small Craft Advisory | PHI | 36 hr | |
| Feb 27, 4:44 AM EST | Flood Watch | PHI | Hunterdon, Mercer, Morris, Somerset, Sussex, Warren | 34 hr |
| Feb 27, 3:20 PM EST | Gale Warning | PHI | 38 hr |
Nearby
Freezing Rain Advisories in Pennsylvania, 2011Freezing Rain Advisories in New Jersey, 2011Every freezing rain advisory in 2011
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.