Alert archive / New Jersey / Wind Advisories in 2009
Wind Advisory 3, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this wind advisory at Mar 9, 2009, 4:12 AM EDT for 4 states. It took effect at Mar 9, 2009, 10:00 AM EDT. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Mar 9, 2009, 4:12 AM EDT (08:12 UTC)
- In effect from
- Mar 9, 2009, 10:00 AM EDT
- Expired
- Mar 9, 2009, 3:52 PM EDT
- In force
- 6 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, Atlantic County, NJ, Camden County, NJ, Cape May County, NJ, Cumberland County, NJ, Gloucester County, NJ, Salem County, NJ, Berks County, PA, Delaware County, PA, Philadelphia County, PA
The radar
The Dover AFB radar (KDOX), 66 km from the middle of the area, began a volume at 08:12 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, 8.2 hours before the alert went out and 166 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
- 1649 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 207 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS71 KPHI 090812 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 412 AM EDT MON MAR 9 2009 DEZ001>004-MDZ008-012-015-019-020-NJZ016>018-021>025-PAZ060-067- 068-070-071-092000- /O.NEW.KPHI.WI.Y.0003.090309T1400Z-090309T2000Z/ NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD- QUEEN ANNES-TALBOT-CAROLINE-SALEM-GLOUCESTER-CAMDEN-CUMBERLAND- ATLANTIC-CAPE MAY-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC- BERKS-CHESTER-MONTGOMERY-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN... REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON... DENTON...PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL... MILLVILLE...HAMMONTON...CAPE MAY COURT HOUSE...OCEAN CITY... ATLANTIC CITY...READING...WEST CHESTER...NORRISTOWN...MEDIA... PHILADELPHIA 412 AM EDT MON MAR 9 2009 ...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 4 PM EDT THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 4 PM EDT THIS AFTERNOON. A STRENGTHENING GRADIENT BETWEEN LOW PRESSURE DEVELOPING OVER THE DELMARVA AND HIGH PRESSURE BUILDING IN FROM THE WEST WILL CAUSE WINDS TO SHIFT TO THE WEST...THEN GUST TO AROUND 45 MPH LATE THIS MORNING INTO EARLY THIS AFTERNOON AS BOTH SYSTEMS MOVE EAST. A WIND ADVISORY MEANS THAT WINDS GUSTS OF AROUND 45 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. BE CAREFUL WHEN DRIVING. TREE LIMBS MAY BE FELLED. LIGHT-WEIGHT OUTDOOR OBJECTS...INCLUDING REFUSE CONTAINERS...MAY BE BLOWN ABOUT BY THE WIND. $$ MPD
1 follow-up statement
000 WWUS71 KPHI 091952 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 352 PM EDT MON MAR 9 2009 DEZ001>004-MDZ008-012-015-019-020-NJZ016>018-021>025-PAZ060-067- 068-070-071-092100- /O.CAN.KPHI.WI.Y.0003.000000T0000Z-090309T2000Z/ NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD- QUEEN ANNES-TALBOT-CAROLINE-SALEM-GLOUCESTER-CAMDEN-CUMBERLAND- ATLANTIC-CAPE MAY-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC- BERKS-CHESTER-MONTGOMERY-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN... REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON... DENTON...PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL... MILLVILLE...HAMMONTON...CAPE MAY COURT HOUSE...OCEAN CITY... ATLANTIC CITY...READING...WEST CHESTER...NORRISTOWN...MEDIA... PHILADELPHIA 352 PM EDT MON MAR 9 2009 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE HAS CANCELLED THE WIND ADVISORY. WIND SPEEDS AND GUSTS WILL CONTINUE TO DIMINISH INTO THIS EVENING. THERE IS NO LONGER THE POTENTIAL FOR WIND GUSTS IN EXCESS OF 45 MPH IN OUR REGION. $$ IOVINO
Nearby
Wind Advisories in New Jersey, 2009Wind Advisories in Maryland, 2009Wind Advisories in Delaware, 2009Every wind advisory in 2009
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.