Alert archive / Maryland / Wind Advisories in 2007
Wind Advisory 6, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this wind advisory at Apr 16, 2007, 7:41 PM EDT for Kent County, New Castle County, Sussex County, Delaware; 5 counties in Maryland; Cape May County, Cumberland County, Salem County, New Jersey. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Apr 16, 2007, 7:41 PM EDT (23:41 UTC)
- Expired
- Apr 16, 2007, 11:55 PM EDT
- In force
- 4 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties Kent County, DE, New Castle County, DE, Sussex County, DE, Caroline County, MD, Cecil County, MD, Kent County, MD, Queen Anne's County, MD, Talbot County, MD, Cape May County, NJ, Cumberland County, NJ, Salem County, NJ
The radar
The Dover AFB radar (KDOX), 41 km from the middle of the area, began a volume at 23:46 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, 11.7 hours before the alert went out and 53 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
- 3 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 975 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -76 m²/s²
- 0-3 km storm-relative helicity
- 56 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 162341 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 741 PM EDT MON APR 16 2007 DEZ001>004-MDZ008-012-015-019-020-NJZ016-021-023-024-170400- /O.CAN.KPHI.HW.W.0001.000000T0000Z-070417T0000Z/ /O.NEW.KPHI.WI.Y.0006.070416T2341Z-070417T0400Z/ NEW CASTLE-KENT DE-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD- QUEEN ANNES-TALBOT-CAROLINE-SALEM-CUMBERLAND-CAPE MAY- ATLANTIC COASTAL CAPE MAY- INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN... REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON... DENTON...PENNSVILLE...MILLVILLE...CAPE MAY COURT HOUSE... OCEAN CITY 741 PM EDT MON APR 16 2007 ...WIND ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... ...HIGH WIND WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT. THE HIGH WIND WARNING HAS BEEN CANCELLED. STRONG BUT SLOWLY WEAKENING LOW PRESSURE OVER LONG ISLAND EARLY THIS EVENING WILL MEANDER EASTWARD VERY SLOWLY THROUGH TONIGHT AND INTO TUESDAY. SUSTAINED WINDS OF AROUND 25 MPH WITH GUSTS OCCASIONALLY IN EXCESS OF 45 MPH ARE EXPECTED THROUGH THE EVENING...THEN WINDS WILL DIMINISH SOMEWHAT OVERNIGHT. THE VERY WET GROUND WILL MAKE SHALLOW ROOTED TREES SUSCEPTIBLE TO TOPPLING. ANY WEAK TREE LIMBS OR FALLING TREES MAY CAUSE SCATTERED POWER OUTAGES. WINDS THIS STRONG ALSO CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLET FOR THE LATEST UPDATES. $$ NJZ017>019-022-025-027-PAZ060-061-067>071-170045- /O.CAN.KPHI.WI.Y.0005.000000T0000Z-070417T0000Z/ GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-ATLANTIC- COASTAL ATLANTIC-SOUTHEASTERN BURLINGTON-BERKS-LEHIGH-CHESTER- MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...GLASSBORO...CAMDEN...CHERRY HILL... MOORESTOWN...MOUNT HOLLY...HAMMONTON...ATLANTIC CITY... WHARTON STATE FOREST...READING...ALLENTOWN...WEST CHESTER... NORRISTOWN...DOYLESTOWN...MEDIA 741 PM EDT MON APR 16 2007 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE WIND ADVISORY. WINDS THROUGH THIS EVENING ARE EXPECTED TO RANGE FROM 15 TO 25 MPH WITH GUSTS UP TO AROUND 35 MPH...THEN WINDS SHOULD DIMINISH SOMEWHAT OVERNIGHT. $$ MPD
1 follow-up statement
000 WWUS71 KPHI 170355 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 1155 PM EDT MON APR 16 2007 DEZ001>004-MDZ008-012-015-019-020-NJZ016-021-023-024-170500- /O.CAN.KPHI.WI.Y.0006.000000T0000Z-070417T0400Z/ NEW CASTLE-KENT DE-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD- QUEEN ANNES-TALBOT-CAROLINE-SALEM-CUMBERLAND-CAPE MAY- ATLANTIC COASTAL CAPE MAY- INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN... REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON... DENTON...PENNSVILLE...MILLVILLE...CAPE MAY COURT HOUSE... OCEAN CITY 1155 PM EDT MON APR 16 2007 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELED THE WIND ADVISORY. THE DEEP LOW PRESSURE WAS LOCATED OVER WESTERN LONG ISLAND BUT IS SLOWLY WEAKENING. AS A RESULT THE WINDS HAVE DIMINISHED BY ABOUT 10 TO 15 MPH OVER LAND. GALE WARNINGS CONTINUE FOR THE DELAWARE BAY AND COASTAL WATERS. $$ EBERWINE
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 16, 3:23 AM EDT | High Wind Warning | PHI | Kent, New Castle, Sussex | 16 hr |
| Apr 16, 3:05 PM EDT | Coastal Flood Advisory | PHI | Middlesex, Monmouth, Ocean | 9 hr |
| Apr 16, 3:22 PM EDT | Wind Advisory | PHI | Atlantic, Burlington, Camden, Gloucester | 4 hr |
Nearby
Wind Advisories in Maryland, 2007Wind Advisories in Delaware, 2007Wind Advisories in New Jersey, 2007Every wind advisory in 2007
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.