Alert archive / Pennsylvania / Frost Advisories in 2012
Frost Advisory 9, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this frost advisory at Oct 7, 2012, 3:44 PM EDT for Carbon County, Monroe County, Pennsylvania; Sussex County, New Jersey. It took effect at Oct 8, 2012, 3:00 AM EDT. It was in force for 57 min.
The area
The counties it named.
The facts
- Issued
- Oct 7, 2012, 3:44 PM EDT (19:44 UTC)
- In effect from
- Oct 8, 2012, 3:00 AM EDT
- Expired
- Oct 8, 2012, 3:57 AM EDT
- In force
- 57 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Sussex County, NJ, Carbon County, PA, Monroe County, PA
The radar
The Philadelphia radar (KDIX), 140 km from the middle of the area, began a volume at 19:48 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
Brookhaven, NY (KOKX), launched 12:00Z, 7.7 hours before the alert went out and 201 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
- 1032 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- -33 m²/s²
- 0-3 km storm-relative helicity
- 59 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
417 WWUS71 KPHI 071944 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 344 PM EDT SUN OCT 7 2012 ...FROST EXPECTED LATE TONIGHT INTO EARLY MONDAY MORNING... .THE COLDEST AIRMASS OF THIS YOUNG FALL SEASON WILL ARRIVE TONIGHT AS SURFACE HIGH PRESSURE MOVES INTO THE AREA. TEMPERATURES ARE EXPECTED TO DROP INTO THE MID 30S. NJZ001-PAZ054-055-080345- /O.NEW.KPHI.FR.Y.0009.121008T0700Z-121008T1200Z/ SUSSEX-CARBON-MONROE- INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG 344 PM EDT SUN OCT 7 2012 ...FROST ADVISORY IN EFFECT FROM 3 AM TO 8 AM EDT MONDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 3 AM TO 9 AM EDT MONDAY. * TEMPERATURES...IN THE MID 30S. * TIMING...LATE TONIGHT THROUGH THE MID MORNING HOURS ON MONDAY. * IMPACTS...SENSITIVE VEGETATION MAY BE DAMAGED OR KILLED IF LEFT UNPROTECTED OR NOT MOVED INDOORS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS EXPECTED. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE. && $$
2 follow-up statements
699 WWUS71 KPHI 080115 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 915 PM EDT SUN OCT 7 2012 ...FROST EXPECTED LATE TONIGHT INTO EARLY MONDAY MORNING... .THE COLDEST AIRMASS OF THIS YOUNG FALL SEASON WILL ARRIVE TONIGHT AS SURFACE HIGH PRESSURE MOVES INTO THE AREA. TEMPERATURES ARE EXPECTED TO DROP INTO THE MID 30S. NJZ001-PAZ054-055-081200- /O.CON.KPHI.FR.Y.0009.121008T0700Z-121008T1200Z/ SUSSEX-CARBON-MONROE- INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG 915 PM EDT SUN OCT 7 2012 ...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 8 AM EDT MONDAY... * TEMPERATURES...IN THE MID 30S. * TIMING...LATE TONIGHT THROUGH THE MID MORNING HOURS ON MONDAY. * IMPACTS...SENSITIVE VEGETATION MAY BE DAMAGED OR KILLED IF LEFT UNPROTECTED OR NOT MOVED INDOORS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS EXPECTED. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE. && $$
465 WWUS71 KPHI 080757 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 357 AM EDT MON OCT 8 2012 NJZ001-PAZ054-055-080900- /O.CAN.KPHI.FR.Y.0009.000000T0000Z-121008T1200Z/ SUSSEX-CARBON-MONROE- INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG 357 AM EDT MON OCT 8 2012 ...FROST ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE FROST ADVISORY. TEMPERATURES ARE WARMER THAN PREVIOUSLY EXPECTED. FROST IS NO LONGER EXPECTED SO THE ADVISORY IS CANCELLED. $$
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 6, 8:57 PM EDT | Small Craft Advisory | PHI | 4 hr | |
| Oct 7, 2:42 PM EDT | Small Craft Advisory | PHI | 10 hr |
Nearby
Frost Advisories in Pennsylvania, 2012Frost Advisories in New Jersey, 2012Every frost advisory in 2012
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.