Alert archive / New Jersey / Frost Advisories in 2024
Frost Advisory 9, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this frost advisory at Oct 14, 2024, 3:03 PM EDT for 14 counties in New Jersey; 8 counties in Pennsylvania. It took effect at Oct 15, 2024, 2:00 AM EDT. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Oct 14, 2024, 3:03 PM EDT (19:03 UTC)
- In effect from
- Oct 15, 2024, 2:00 AM EDT
- Expired
- Oct 15, 2024, 9:00 AM EDT
- In force
- 7 hr
- Issued by
- NWS Philadelphia/Mount Holly
All 22 counties
Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Cumberland County, NJ, Gloucester County, NJ, Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Morris County, NJ, Ocean County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, 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), 66 km from the middle of the area, began a volume at 19:04 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, 7.1 hours before the alert went out and 189 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
- 773 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- -68 m²/s²
- 0-3 km storm-relative helicity
- -12 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
382 WWUS71 KPHI 141903 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 303 PM EDT Mon Oct 14 2024 NJZ001-007>010-013-017>022-027-PAZ054-055-060>062-101-103-105-150845- /O.NEW.KPHI.FR.Y.0009.241015T0400Z-241015T1300Z/ Sussex-Warren-Morris-Hunterdon-Somerset-Western Monmouth- Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland- Atlantic-Southeastern Burlington-Carbon-Monroe-Berks-Lehigh- Northampton-Western Chester-Western Montgomery-Upper Bucks- Including the cities of Washington, Collegeville, Freehold, Mount Holly, Moorestown, Wharton State Forest, Pottstown, Allentown, Easton, Jim Thorpe, Stroudsburg, Chalfont, Camden, Newton, Reading, Cherry Hill, Somerville, Oxford, Millville, Flemington, Hammonton, Bethlehem, Jackson, Glassboro, Honey Brook, Morristown, and Perkasie 303 PM EDT Mon Oct 14 2024 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY... * WHAT...Temperatures ranging from 33 to 37 degrees will result in areas of frost formation in suburban and rural areas. * WHERE...Portions of central, northern, northwest, and southern New Jersey and east central, northeast, and southeast Pennsylvania. * WHEN...From midnight tonight to 9 AM EDT Tuesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ Kruzdlo
3 follow-up statements
098 WWUS71 KPHI 142259 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 659 PM EDT Mon Oct 14 2024 NJZ012-015-PAZ102-150900- /O.EXB.KPHI.FR.Y.0009.241015T0600Z-241015T1300Z/ Middlesex-Mercer-Eastern Chester- Including the cities of Trenton, Kennett Square, West Chester, and New Brunswick 659 PM EDT Mon Oct 14 2024 ...FROST ADVISORY IN EFFECT FROM 2 AM TO 9 AM EDT TUESDAY... * WHAT...Temperatures ranging from 35 to 37 degrees will result in areas of frost formation in suburban and rural areas. * WHERE...In New Jersey, Mercer and Middlesex Counties. In Pennsylvania, Eastern Chester County. * WHEN...From 2 AM to 9 AM EDT Tuesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ NJZ001-007>010-013-017>022-027-PAZ054-055-060>062-101-103-105-150900- /O.EXT.KPHI.FR.Y.0009.241015T0600Z-241015T1300Z/ Sussex-Warren-Morris-Hunterdon-Somerset-Western Monmouth- Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland- Atlantic-Southeastern Burlington-Carbon-Monroe-Berks-Lehigh- Northampton-Western Chester-Western Montgomery-Upper Bucks- Including the cities of Reading, Newton, Easton, Moorestown, Somerville, Freehold, Allentown, Oxford, Washington, Bethlehem, Mount Holly, Chalfont, Perkasie, Glassboro, Millville, Jim Thorpe, Collegeville, Flemington, Honey Brook, Jackson, Pottstown, Stroudsburg, Wharton State Forest, Camden, Hammonton, Morristown, and Cherry Hill 659 PM EDT Mon Oct 14 2024 ...FROST ADVISORY NOW IN EFFECT FROM 2 AM TO 9 AM EDT TUESDAY... * WHAT...Temperatures ranging from 33 to 37 degrees will result in areas of frost formation in suburban and rural areas. * WHERE...Portions of central, northern, northwest, and southern New Jersey and east central, northeast, and southeast Pennsylvania. * WHEN...From 2 AM to 9 AM EDT Tuesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ Staarmann
868 WWUS71 KPHI 150717 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 317 AM EDT Tue Oct 15 2024 NJZ001-007>010-012-013-015-017>022-027-PAZ054-055-060>062-101>103- 105-151300- /O.CON.KPHI.FR.Y.0009.000000T0000Z-241015T1300Z/ Sussex-Warren-Morris-Hunterdon-Somerset-Middlesex-Western Monmouth-Mercer-Gloucester-Camden-Northwestern Burlington-Ocean- Cumberland-Atlantic-Southeastern Burlington-Carbon-Monroe-Berks- Lehigh-Northampton-Western Chester-Eastern Chester-Western Montgomery-Upper Bucks- Including the cities of Flemington, Wharton State Forest, Cherry Hill, Glassboro, Somerville, Easton, Honey Brook, Stroudsburg, Mount Holly, Millville, Hammonton, Jackson, Trenton, Camden, Allentown, West Chester, Pottstown, Newton, Washington, Morristown, Freehold, New Brunswick, Oxford, Reading, Bethlehem, Perkasie, Jim Thorpe, Collegeville, Moorestown, Kennett Square, and Chalfont 317 AM EDT Tue Oct 15 2024 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... * WHAT...Temperatures as low as 37 will result in frost formation. * WHERE...Portions of New Jersey and southeast Pennsylvania. * WHEN...Until 9 AM EDT this morning. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ MPS
410 WWUS71 KPHI 151023 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 623 AM EDT Tue Oct 15 2024 NJZ007>010-012-013-015-017>022-027-PAZ060>062-101>103-105-151130- /O.CAN.KPHI.FR.Y.0009.000000T0000Z-241015T1300Z/ Warren-Morris-Hunterdon-Somerset-Middlesex-Western Monmouth- Mercer-Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland- Atlantic-Southeastern Burlington-Berks-Lehigh-Northampton-Western Chester-Eastern Chester-Western Montgomery-Upper Bucks- Including the cities of Flemington, Wharton State Forest, Cherry Hill, Glassboro, Somerville, Easton, Honey Brook, Mount Holly, Millville, Hammonton, Jackson, Trenton, Camden, Allentown, West Chester, Pottstown, Washington, Morristown, Freehold, New Brunswick, Oxford, Reading, Bethlehem, Perkasie, Collegeville, Moorestown, Kennett Square, and Chalfont 623 AM EDT Tue Oct 15 2024 ...FROST ADVISORY IS CANCELLED... Temperatures have remained mostly in the upper 30s to low 40s, keeping frost from developing. $$ NJZ001-PAZ054-055-151300- /O.CON.KPHI.FR.Y.0009.000000T0000Z-241015T1300Z/ Sussex-Carbon-Monroe- Including the cities of Stroudsburg, Jim Thorpe, and Newton 623 AM EDT Tue Oct 15 2024 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... * WHAT...Temperatures as low as 35 will result in frost formation. * WHERE...In New Jersey, Sussex County. In Pennsylvania, Carbon and Monroe Counties. * WHEN...Until 9 AM EDT this morning. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ MPS
Nearby
Frost Advisories in New Jersey, 2024Frost Advisories in Pennsylvania, 2024Every frost advisory in 2024
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.