Alert archive / New Jersey / Frost Advisories in 2010
Frost Advisory 9, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this frost advisory at Oct 29, 2010, 3:24 PM EDT for 4 states. It took effect at Oct 30, 2010, 2:00 AM EDT. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Oct 29, 2010, 3:24 PM EDT (19:24 UTC)
- In effect from
- Oct 30, 2010, 2:00 AM EDT
- Expired
- Oct 30, 2010, 4:00 AM EDT
- In force
- 2 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties New Castle County, DE, Cecil County, MD, Burlington County, NJ, Camden County, NJ, Cape May County, NJ, Cumberland County, NJ, Gloucester County, NJ, Salem County, NJ, Delaware County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 77 km from the middle of the area, began a volume at 19:27 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
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 7.4 hours before the alert went out and 78 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
- 1156 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- -21 m²/s²
- 0-3 km storm-relative helicity
- 158 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
353 WWUS71 KPHI 291924 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 324 PM EDT FRI OCT 29 2010 DEZ001-MDZ008-NJZ016>019-021-023-PAZ070-071-301200- /O.NEW.KPHI.FR.Y.0009.101030T0600Z-101030T1200Z/ NEW CASTLE-CECIL-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- CUMBERLAND-CAPE MAY-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...PENNSVILLE... GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY... MILLVILLE...CAPE MAY COURT HOUSE...MEDIA...PHILADELPHIA 324 PM EDT FRI OCT 29 2010 ...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM EDT SATURDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 8 AM EDT SATURDAY. SKIES WILL CLEAR THIS EVENING AND GUSTY NORTHWEST WINDS WILL BECOME LIGHT TONIGHT. THIS COMBINED WITH TEMPERATURES DROPPING INTO THE THE LOW TO MID 30S ACROSS THE AREA WILL ALLOW FOR THE FORMATION OF FROST IN THE MORE RURAL AND LOW LYING AREAS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ MEOLA
2 follow-up statements
490 WWUS71 KPHI 300353 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 1153 PM EDT FRI OCT 29 2010 DEZ001-MDZ008-NJZ016>019-021-023-PAZ070-071-301200- /O.CON.KPHI.FR.Y.0009.101030T0600Z-101030T1200Z/ NEW CASTLE-CECIL-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- CUMBERLAND-CAPE MAY-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...PENNSVILLE... GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY... MILLVILLE...CAPE MAY COURT HOUSE...MEDIA...PHILADELPHIA 1153 PM EDT FRI OCT 29 2010 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT SATURDAY... A FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT SATURDAY. CLEAR SKIES ALONG WITH DIMINISHING WINDS AND A DRIER AIR MASS WILL ALLOW TEMPERATURES TO DROP INTO THE THE LOW TO MID 30S THIS MORNING. THIS WILL ALLOW FOR THE FORMATION OF FROST IN THE MORE RURAL AND LOW LYING AREAS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED OR NOT BROUGHT INDOORS. && $$
926 WWUS71 KPHI 300800 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 400 AM EDT SAT OCT 30 2010 DEZ001-MDZ008-NJZ016>019-021-023-PAZ070-071-300900- /O.CAN.KPHI.FR.Y.0009.000000T0000Z-101030T1200Z/ NEW CASTLE-CECIL-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- CUMBERLAND-CAPE MAY-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...PENNSVILLE... GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY... MILLVILLE...CAPE MAY COURT HOUSE...MEDIA...PHILADELPHIA 400 AM EDT SAT OCT 30 2010 ...FROST ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE FROST ADVISORY. WHILE THERE WILL BE SOME PATCHY FROST IN SHELTERED LOW LYING AREAS THIS MORNING, WINDS HAVE PERSISTED TOO DEEP INTO THE EARLY MORNING TO PERMIT WIDESPREAD FROST FROM OCCURRING. $$ TFG
Nearby
Frost Advisories in New Jersey, 2010Frost Advisories in Pennsylvania, 2010Frost Advisories in Maryland, 2010Every frost advisory in 2010
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.