Alert archive / Pennsylvania / Wind Advisories in 2019
Wind Advisory 1, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this wind advisory at Jan 10, 2019, 3:36 AM EST for New Castle County, Delaware; Cecil County, Maryland; Berks County, Chester County, Pennsylvania. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Jan 10, 2019, 3:36 AM EST (08:36 UTC)
- Expired
- Jan 10, 2019, 1:00 PM EST
- In force
- 9 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties New Castle County, DE, Cecil County, MD, Berks County, PA, Chester County, PA
The radar
The Philadelphia radar (KDIX), 120 km from the middle of the area, began a volume at 08:38 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
Washington/Dulle, VA (KIAD), launched 00:00Z, 8.6 hours before the alert went out and 171 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
- 1194 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 24 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
847 WWUS71 KPHI 100836 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 336 AM EST Thu Jan 10 2019 DEZ001-MDZ008-PAZ060-101-102-101800- /O.NEW.KPHI.WI.Y.0001.190110T0836Z-190110T1800Z/ New Castle-Cecil-Berks-Western Chester-Eastern Chester- Including the cities of Wilmington, Elkton, Reading, Honey Brook, Oxford, West Chester, and Kennett Square 336 AM EST Thu Jan 10 2019 ...WIND ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... The National Weather Service in Mount Holly has issued a Wind Advisory, which is in effect until 1 PM EST this afternoon. * WINDS...Northwest 15 to 25 mph with gusts up to 45 to 50 mph. * TIMING...Northwest winds will increase this morning, peaking around mid-morning before starting to subside into this afternoon. * IMPACTS...The strong winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that very windy conditions are expected. Winds this strong can make driving difficult, especially if you are operating a large vehicle. Light-weight outdoor objects such as patio furniture and garbage cans should be secured. && $$ Meola
1 follow-up statement
881 WWUS71 KPHI 101748 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 1248 PM EST Thu Jan 10 2019 DEZ001-MDZ008-PAZ060-101-102-101900- /O.EXP.KPHI.WI.Y.0001.000000T0000Z-190110T1800Z/ New Castle-Cecil-Berks-Western Chester-Eastern Chester- Including the cities of Wilmington, Elkton, Reading, Honey Brook, Oxford, West Chester, and Kennett Square 1248 PM EST Thu Jan 10 2019 ...WIND ADVISORY WILL EXPIRE AT 1 PM EST THIS AFTERNOON... Winds will diminish below advisory criteria but will remain gusty through the rest of the afternoon hours. Isolated wind gusts up to 45 mph will be possible through the late afternoon hours. $$ Staarmann
Nearby
Wind Advisories in Pennsylvania, 2019Wind Advisories in Delaware, 2019Wind Advisories in Maryland, 2019Every wind advisory in 2019
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.