Alert archive / New Jersey / Frost Advisories in 2015
Frost Advisory 3, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this frost advisory at Apr 25, 2015, 3:34 PM EDT for 5 counties in New Jersey; Bucks County, Lehigh County, Northampton County, Pennsylvania. It took effect at Apr 26, 2015, 3:00 AM EDT. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Apr 25, 2015, 3:34 PM EDT (19:34 UTC)
- In effect from
- Apr 26, 2015, 3:00 AM EDT
- Expired
- Apr 26, 2015, 8:00 AM EDT
- In force
- 5 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties Hunterdon County, NJ, Morris County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Bucks County, PA, Lehigh County, PA, Northampton County, PA
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 7.6 hours before the alert went out and 178 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
- 1303 m above ground
- 0-6 km bulk shear
- 91 kt
- 0-1 km storm-relative helicity
- 93 m²/s²
- 0-3 km storm-relative helicity
- 145 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
357 WWUS71 KPHI 251934 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 334 PM EDT SAT APR 25 2015 NJZ001-007>010-PAZ061-062-105-261200- /O.NEW.KPHI.FR.Y.0003.150426T0700Z-150426T1200Z/ SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-LEHIGH-NORTHAMPTON- UPPER BUCKS- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... FLEMINGTON...SOMERVILLE...ALLENTOWN...BETHLEHEM...EASTON... CHALFONT...PERKASIE 334 PM EDT SAT APR 25 2015 ...FROST ADVISORY IN EFFECT FROM 3 AM TO 8 AM EDT SUNDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FROST ADVISORY. IT IS IN EFFECT FROM 300 AM UNTIL 800 AM SUNDAY. * TEMPERATURES...FALLING INTO THE MIDDLE 30S LATE TONIGHT. * TIMING...PATCHY FROST IS EXPECTED TO DEVELOP FOR LATE TONIGHT AND EARLY SUNDAY MORNING. * IMPACTS...THE FROST MAY DAMAGE OR KILL SENSITIVE PLANTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS FROST ADVISORY MEANS THAT PATCHY FROST IS EXPECTED. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ IOVINO
2 follow-up statements
890 WWUS71 KPHI 260141 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 941 PM EDT SAT APR 25 2015 NJZ001-007>010-PAZ061-062-105-261200- /O.CON.KPHI.FR.Y.0003.150426T0700Z-150426T1200Z/ SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-LEHIGH-NORTHAMPTON- UPPER BUCKS- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... FLEMINGTON...SOMERVILLE...ALLENTOWN...BETHLEHEM...EASTON... CHALFONT...PERKASIE 941 PM EDT SAT APR 25 2015 ...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 8 AM EDT SUNDAY... * TEMPERATURES...DROPPING INTO THE MID 30S EARLY SUNDAY MORNING. * IMPACTS...POSSIBLE DAMAGE TO EARLY SEASON PLANTS THAT ARE UNPROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS EXPECTED. SENSITIVE OUTDOOR PLANTS SHOULD BE PROTECTED. && $$
526 WWUS71 KPHI 260739 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 339 AM EDT SUN APR 26 2015 NJZ001-007>010-PAZ061-062-105-261200- /O.CON.KPHI.FR.Y.0003.000000T0000Z-150426T1200Z/ SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-LEHIGH-NORTHAMPTON- UPPER BUCKS- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... FLEMINGTON...SOMERVILLE...ALLENTOWN...BETHLEHEM...EASTON... CHALFONT...PERKASIE 339 AM EDT SUN APR 26 2015 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * TEMPERATURES...IN THE UPPER 30S. * IMPACTS...POSSIBLE DAMAGE TO EARLY SEASON PLANTS THAT ARE UNPROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS EXPECTED. SENSITIVE OUTDOOR PLANTS SHOULD BE PROTECTED. && $$
Nearby
Frost Advisories in New Jersey, 2015Frost Advisories in Pennsylvania, 2015Every frost advisory in 2015
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.