Alert archive / New Jersey / Frost Advisories in 2008
Frost Advisory 9, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this frost advisory at Oct 23, 2008, 4:30 AM EDT for Caroline County, Queen Anne's County, Talbot County, Maryland; 4 counties in New Jersey; Kent County, Sussex County, Delaware. It took effect at Oct 24, 2008, 12:00 AM EDT. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Oct 23, 2008, 4:30 AM EDT (08:30 UTC)
- In effect from
- Oct 24, 2008, 12:00 AM EDT
- Expired
- Oct 24, 2008, 9:00 AM EDT
- In force
- 9 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties Kent County, DE, Sussex County, DE, Caroline County, MD, Queen Anne's County, MD, Talbot County, MD, Atlantic County, NJ, Cape May County, NJ, Monmouth County, NJ, Ocean County, NJ
The radar
The Dover AFB radar (KDOX), 50 km from the middle of the area, began a volume at 08:32 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
Wallops Is Stn, VA (KWAL), launched 00:00Z, 8.5 hours before the alert went out and 146 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
- 1321 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- -53 m²/s²
- 0-3 km storm-relative helicity
- -9 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS71 KPHI 230830 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 430 AM EDT THU OCT 23 2008 DEZ001-MDZ008-012-NJZ012-013-015>023-027-PAZ070-071-232000- /O.NEW.KPHI.FZ.W.0004.081024T0400Z-081024T1300Z/ NEW CASTLE-CECIL-KENT MD-MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM- GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND- ATLANTIC-CAPE MAY-SOUTHEASTERN BURLINGTON-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...CHESTERTOWN... NEW BRUNSWICK...FREEHOLD...TRENTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON... MILLVILLE...HAMMONTON...CAPE MAY COURT HOUSE... WHARTON STATE FOREST...MEDIA...PHILADELPHIA 430 AM EDT THU OCT 23 2008 ...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT FRIDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT FRIDAY. HIGH PRESSURE OVER SOUTHEASTERN CANADA WILL MOVE OVER THE MID- ATLANTIC STATES TONIGHT. WITH THE HIGH BECOMING CENTERED OVER THE AREA, A CLEAR SKY AND A LIGHT WIND IS EXPECTED. THESE CONDITIONS ARE IDEAL FOR RADIATIONAL COOLING AND TEMPERATURES ARE EXPECTED TO DROP INTO THE UPPER 20S TO LOW 30S OVER THE REGION BY EARLY FRIDAY MORNING AND A FREEZE IS EXPECTED IN THESE LOCATIONS. WIDESPREAD FROST IS ALSO EXPECTED. IN PHILADELPHIA COUNTY, TEMPERATURES ARE EXPECTED TO FALL BELOW FREEZING ACROSS THE NORTHEAST AND WESTERN PARTS, BUT IN THE HIGHLY URBANIZED AREAS, TEMPERATURES WILL DROP INTO THE MID TO UPPER 30S. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. TAKE CARE TO PROTECT ANY PLANTS AND VEGETATION FROM THE EFFECTS OF COLD WEATHER. $$ DEZ002>004-MDZ015-019-020-NJZ014-024>026-232000- /O.NEW.KPHI.FR.Y.0009.081024T0400Z-081024T1300Z/ KENT-INLAND SUSSEX-DELAWARE BEACHES-QUEEN ANNES-TALBOT-CAROLINE- EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC- COASTAL OCEAN- INCLUDING THE CITIES OF...DOVER...GEORGETOWN...REHOBOTH BEACH... CENTREVILLE...EASTON...DENTON...SANDY HOOK...OCEAN CITY... ATLANTIC CITY...LONG BEACH ISLAND 430 AM EDT THU OCT 23 2008 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT FRIDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT FRIDAY. HIGH PRESSURE OVER SOUTHEASTERN CANADA WILL MOVE OVER THE MID- ATLANTIC STATES TONIGHT. WITH THE HIGH BECOMING CENTERED OVER THE AREA, A CLEAR SKY AND A LIGHT WIND IS EXPECTED. THESE CONDITIONS ARE IDEAL FOR RADIATIONAL COOLING AND TEMPERATURES ARE EXPECTED TO DROP INTO THE MID TO UPPER 30S OVER THE REGION BY EARLY FRIDAY MORNING. AREAS OF FROST ARE EXPECTED. A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. TAKE CARE TO PROTECT ANY PLANTS AND VEGETATION FROM THE EFFECTS OF COLD WEATHER. $$ NIERENBERG/STAUBER
4 follow-up statements
000 WWUS71 KPHI 231905 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 305 PM EDT THU OCT 23 2008 DEZ001-MDZ008-012-NJZ012-013-015>023-027-PAZ070-071-241100- /O.CON.KPHI.FZ.W.0004.081024T0400Z-081024T1300Z/ NEW CASTLE-CECIL-KENT MD-MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM- GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND- ATLANTIC-CAPE MAY-SOUTHEASTERN BURLINGTON-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...CHESTERTOWN... NEW BRUNSWICK...FREEHOLD...TRENTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON... MILLVILLE...HAMMONTON...CAPE MAY COURT HOUSE... WHARTON STATE FOREST...MEDIA...PHILADELPHIA 305 PM EDT THU OCT 23 2008 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT FRIDAY... A FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT FRIDAY. HIGH PRESSURE WILL SETTLE OVER THE REGION TONIGHT ALLOWING THE WINDS TO DIMINISH AND THE SKIES TO CLEAR. THESE CONDITIONS ARE IDEAL FOR RADIATIONAL COOLING AND WILL SEND TEMPERATURES DROPPING INTO THE UPPER 20S TO LOW 30S BY EARLY FRIDAY MORNING WITH A FREEZE EXPECTED. WIDESPREAD FROST IS ALSO EXPECTED. THE COLDEST TEMPERATURES SO FAR THIS MONTH AT PHILADELPHIA INTERNATIONAL AIRPORT...WILMINGTON AIRPORT AND TRENTON AIRPORT HAS BEEN 33...AND 34 DEGREES AT ATLANTIC CITY AIRPORT,. IN PHILADELPHIA COUNTY... TEMPERATURES ARE EXPECTED TO FALL BELOW FREEZING ACROSS THE NORTHEAST AND WESTERN PARTS... BUT IN THE HIGHLY URBANIZED AREAS... TEMPERATURES WILL DROP INTO THE MID TO UPPER 30S. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. TAKE CARE TO PROTECT ANY PLANTS AND VEGETATION FROM THE EFFECTS OF COLD WEATHER. $$ DEZ002>004-MDZ015-019-020-NJZ014-024>026-241100- /O.CON.KPHI.FR.Y.0009.081024T0400Z-081024T1300Z/ KENT-INLAND SUSSEX-DELAWARE BEACHES-QUEEN ANNES-TALBOT-CAROLINE- EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC- COASTAL OCEAN- INCLUDING THE CITIES OF...DOVER...GEORGETOWN...REHOBOTH BEACH... CENTREVILLE...EASTON...DENTON...SANDY HOOK...OCEAN CITY... ATLANTIC CITY...LONG BEACH ISLAND 305 PM EDT THU OCT 23 2008 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT FRIDAY... A FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT FRIDAY. HIGH PRESSURE WILL SETTLE OVER THE REGION TONIGHT ALLOWING THE WINDS TO DIMINISH AND THE SKIES TO CLEAR. THESE CONDITIONS ARE IDEAL FOR RADIATIONAL COOLING AND WILL SEND TEMPERATURES DROPPING INTO THE LOW TO MID 30S BY EARLY FRIDAY MORNING WITH A WIDESPREAD FROST EXPECTED. THE COLDEST TEMPERATURE AT GEORGETOWN HAS BEEN 36 DEGREES. A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. TAKE CARE TO PROTECT ANY PLANTS AND VEGETATION FROM THE EFFECTS OF COLD WEATHER. $$ EBERWINE/KRUZDLO
000 WWUS71 KPHI 240157 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 957 PM EDT THU OCT 23 2008 DEZ001-MDZ008-012-NJZ012-013-015>023-027-PAZ070-071-241115- /O.CON.KPHI.FZ.W.0004.081024T0400Z-081024T1300Z/ NEW CASTLE-CECIL-KENT MD-MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM- GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND- ATLANTIC-CAPE MAY-SOUTHEASTERN BURLINGTON-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...CHESTERTOWN... NEW BRUNSWICK...FREEHOLD...TRENTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON... MILLVILLE...HAMMONTON...CAPE MAY COURT HOUSE... WHARTON STATE FOREST...MEDIA...PHILADELPHIA 957 PM EDT THU OCT 23 2008 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT FRIDAY... A FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT FRIDAY. HIGH PRESSURE WILL REMAIN OVER THE REGION OVERNIGHT ALLOWING FOR LIGHT WINDS AND A MOSTLY CLEAR SKY. THIS WILL ALLOW TEMPERATURES TO DROP TO FREEZING OR BELOW OVERNIGHT AND EARLY FRIDAY MORNING IN MANY AREAS. AS A RESULT, AREAS OF FROST IS EXPECTED WITH A FREEZE. FOR PHILADELPHIA COUNTY, TEMPERATURES ARE EXPECTED TO FALL TO FREEZING OR BELOW ACROSS THE NORTHEASTERN AND WESTERN SECTIONS. HOWEVER IN THE HIGHLY URBANIZED AREAS, TEMPERATURES ARE EXPECTED TO DROP INTO THE MID TO UPPER 30S. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE EXPECTED. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. TAKE PRECAUTIONS TO PROTECT ANY REMAINING PLANTS AND VEGETATION FROM THE EFFECTS OF THE COLD CONDITIONS. $$ DEZ002>004-MDZ015-019-020-NJZ014-024>026-241115- /O.CON.KPHI.FR.Y.0009.081024T0400Z-081024T1300Z/ KENT-INLAND SUSSEX-DELAWARE BEACHES-QUEEN ANNES-TALBOT-CAROLINE- EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC- COASTAL OCEAN- INCLUDING THE CITIES OF...DOVER...GEORGETOWN...REHOBOTH BEACH... CENTREVILLE...EASTON...DENTON...SANDY HOOK...OCEAN CITY... ATLANTIC CITY...LONG BEACH ISLAND 957 PM EDT THU OCT 23 2008 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT FRIDAY... A FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT FRIDAY. HIGH PRESSURE WILL REMAIN OVER THE REGION OVERNIGHT ALLOWING FOR LIGHT WINDS AND A MOSTLY CLEAR SKY. THIS WILL ALLOW TEMPERATURES TO DROP INTO THE MID 30S OVERNIGHT AND EARLY FRIDAY MORNING WITH AREAS OF FROST EXPECTED. A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. TAKE PRECAUTIONS TO PROTECT ANY REMAINING PLANTS AND VEGETATION FROM THE EFFECTS OF THE COLD CONDITIONS. $$
000 WWUS71 KPHI 240834 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 434 AM EDT FRI OCT 24 2008 DEZ001-MDZ008-012-NJZ012-013-015>023-027-PAZ070-071-241300- /O.CON.KPHI.FZ.W.0004.000000T0000Z-081024T1300Z/ NEW CASTLE-CECIL-KENT MD-MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM- GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND- ATLANTIC-CAPE MAY-SOUTHEASTERN BURLINGTON-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...CHESTERTOWN... NEW BRUNSWICK...FREEHOLD...TRENTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON... MILLVILLE...HAMMONTON...CAPE MAY COURT HOUSE... WHARTON STATE FOREST...MEDIA...PHILADELPHIA 434 AM EDT FRI OCT 24 2008 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... HIGH PRESSURE OVER THE REGION COUPLED WITH LIGHT WINDS AND A MOSTLY CLEAR SKY ALLOWED TEMPERATURES TO DROP TO FREEZING OR BELOW IN MANY AREAS. AS A RESULT... MANY LOCATIONS EXPERIENCED AREAS OF FROST AND A FREEZE. FOR PHILADELPHIA COUNTY... TEMPERATURES HAVE FALLEN NEAR FREEZING ACROSS THE NORTHEASTERN AND WESTERN SECTIONS. HOWEVER IN THE HIGHLY URBANIZED AREAS... TEMPERATURES DROPPED INTO THE MID TO UPPER 30S. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE EXPECTED. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. TAKE PRECAUTIONS TO PROTECT ANY REMAINING PLANTS AND VEGETATION FROM THE EFFECTS OF THE COLD. $$ DEZ002>004-MDZ015-019-020-NJZ014-024>026-241300- /O.CON.KPHI.FR.Y.0009.000000T0000Z-081024T1300Z/ KENT-INLAND SUSSEX-DELAWARE BEACHES-QUEEN ANNES-TALBOT-CAROLINE- EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC- COASTAL OCEAN- INCLUDING THE CITIES OF...DOVER...GEORGETOWN...REHOBOTH BEACH... CENTREVILLE...EASTON...DENTON...SANDY HOOK...OCEAN CITY... ATLANTIC CITY...LONG BEACH ISLAND 434 AM EDT FRI OCT 24 2008 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... HIGH PRESSURE OVER THE REGION COUPLED WITH LIGHT WINDS AND A MOSTLY CLEAR SKY ALLOWED TEMPERATURES TO DROP INTO THE MID 30S ACROSS THE REGION AND MANY AREAS WERE EXPERIENCING FROST. A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. TAKE PRECAUTIONS TO PROTECT ANY REMAINING PLANTS AND VEGETATION FROM THE EFFECTS OF THE COLD. $$ NIERENBERG
000 WWUS71 KPHI 241258 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 858 AM EDT FRI OCT 24 2008 DEZ001-MDZ008-012-NJZ012-013-015>023-027-PAZ070-071-241400- /O.EXP.KPHI.FZ.W.0004.000000T0000Z-081024T1300Z/ NEW CASTLE-CECIL-KENT MD-MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM- GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND- ATLANTIC-CAPE MAY-SOUTHEASTERN BURLINGTON-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...CHESTERTOWN... NEW BRUNSWICK...FREEHOLD...TRENTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON... MILLVILLE...HAMMONTON...CAPE MAY COURT HOUSE... WHARTON STATE FOREST...MEDIA...PHILADELPHIA 858 AM EDT FRI OCT 24 2008 ...FREEZE WARNING WILL EXPIRE AT 9 AM EDT THIS MORNING... THE FREEZE WARNING WILL EXPIRE AT 9 AM EDT THIS MORNING. TEMPERATURES HAVE RISEN ABOVE FREEZING AND WILL CONTINUE TO RISE THROUGH THE MORNING. THEREFORE, THE FREEZE WARNING WILL BE ALLOWED TO EXPIRE. $$ DEZ002>004-MDZ015-019-020-NJZ014-024>026-241400- /O.EXP.KPHI.FR.Y.0009.000000T0000Z-081024T1300Z/ KENT-INLAND SUSSEX-DELAWARE BEACHES-QUEEN ANNES-TALBOT-CAROLINE- EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC- COASTAL OCEAN- INCLUDING THE CITIES OF...DOVER...GEORGETOWN...REHOBOTH BEACH... CENTREVILLE...EASTON...DENTON...SANDY HOOK...OCEAN CITY... ATLANTIC CITY...LONG BEACH ISLAND 858 AM EDT FRI OCT 24 2008 ...FROST ADVISORY WILL EXPIRE AT 9 AM EDT THIS MORNING... THE FROST ADVISORY WILL EXPIRE AT 9 AM EDT THIS MORNING. TEMPERATURES HAVE RISEN INTO THE UPPER 30S AND LOWER 40S THIS MORNING. THEREFORE, THE FROST ADVISORY WILL BE ALLOWED TO EXPIRE. $$ MEOLA
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 23, 4:30 AM EDT | Freeze Warning | PHI | Cecil, Kent | 29 hr |
Nearby
Frost Advisories in New Jersey, 2008Frost Advisories in Maryland, 2008Frost Advisories in Delaware, 2008Every frost advisory in 2008
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.