Alert archive / Pennsylvania / Wind Advisories in 2025
Wind Advisory 5, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this wind advisory at Feb 13, 2025, 4:35 PM EST for 8 counties in Pennsylvania; New Castle County, Delaware. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Feb 13, 2025, 4:35 PM EST (21:35 UTC)
- Expired
- Feb 13, 2025, 10:00 PM EST
- In force
- 5 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties New Castle County, DE, Berks County, PA, Bucks County, PA, Carbon County, PA, Chester County, PA, Lehigh County, PA, Monroe County, PA, Montgomery County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 109 km from the middle of the area, began a volume at 21:35 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 12:00Z, 9.6 hours before the alert went out and 230 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
- 416 m above ground
- 0-6 km bulk shear
- 91 kt
- 0-1 km storm-relative helicity
- 482 m²/s²
- 0-3 km storm-relative helicity
- 532 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
295 WWUS71 KPHI 132135 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 435 PM EST Thu Feb 13 2025 PAZ054-055-140300- /O.NEW.KPHI.WI.Y.0005.250213T2135Z-250214T0300Z/ Carbon-Monroe- Including the cities of Jim Thorpe and Stroudsburg 435 PM EST Thu Feb 13 2025 ...WIND ADVISORY IN EFFECT UNTIL 10 PM EST THIS EVENING... * WHAT...West winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Carbon and Monroe Counties. * WHEN...Until 10 PM EST this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ Hoeflich
2 follow-up statements
667 WWUS71 KPHI 132309 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 609 PM EST Thu Feb 13 2025 DEZ001-PAZ060>062-101>103-105-140300- /O.EXA.KPHI.WI.Y.0005.000000T0000Z-250214T0300Z/ New Castle-Berks-Lehigh-Northampton-Western Chester-Eastern Chester-Western Montgomery-Upper Bucks- Including the cities of Allentown, Oxford, Reading, West Chester, Collegeville, Wilmington, Chalfont, Kennett Square, Pottstown, Honey Brook, Perkasie, Bethlehem, and Easton 609 PM EST Thu Feb 13 2025 ...WIND ADVISORY IN EFFECT UNTIL 10 PM EST THIS EVENING... * WHAT...Northwest winds around 20 to 30 mph with gusts up to 50 mph. * WHERE...In Delaware, New Castle County. In Pennsylvania, Berks, Lehigh, Northampton, Eastern Chester, Upper Bucks, Western Chester, and Western Montgomery Counties. * WHEN...Until 10 PM EST this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ PAZ054-055-140300- /O.CON.KPHI.WI.Y.0005.000000T0000Z-250214T0300Z/ Carbon-Monroe- Including the cities of Jim Thorpe and Stroudsburg 609 PM EST Thu Feb 13 2025 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM EST THIS EVENING... * WHAT...Northwest winds around 20 to 30 mph with gusts up to 50 mph. * WHERE...Carbon and Monroe Counties. * WHEN...Until 10 PM EST this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ Hoeflich
021 WWUS71 KPHI 140254 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 954 PM EST Thu Feb 13 2025 DEZ001-PAZ054-055-060>062-101>103-105-140400- /O.EXP.KPHI.WI.Y.0005.000000T0000Z-250214T0300Z/ New Castle-Carbon-Monroe-Berks-Lehigh-Northampton-Western Chester- Eastern Chester-Western Montgomery-Upper Bucks- Including the cities of Jim Thorpe, Oxford, Reading, West Chester, Stroudsburg, Collegeville, Bethlehem, Wilmington, Chalfont, Kennett Square, Pottstown, Honey Brook, Perkasie, Allentown, and Easton 954 PM EST Thu Feb 13 2025 ...WIND ADVISORY WILL EXPIRE AT 10 PM EST THIS EVENING... Winds have decreased, thus the Wind Advisory will be allowed to expire. Gusts up to 40 MPH are possible through the rest of the night. $$ Hoeflich
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 13, 9:23 AM EST | Dense Fog Advisory | PHI | Chester, Delaware, Philadelphia | 3 hr |
Nearby
Wind Advisories in Pennsylvania, 2025Wind Advisories in Delaware, 2025Every wind advisory in 2025
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.