Alert archive / New Jersey / Frost Advisories in 2025
Frost Advisory 9, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this frost advisory at Nov 1, 2025, 11:47 AM EDT for 7 counties in New Jersey. It took effect at Nov 2, 2025, 3:00 AM EST. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Nov 1, 2025, 11:47 AM EDT (15:47 UTC)
- In effect from
- Nov 2, 2025, 3:00 AM EST
- Expired
- Nov 2, 2025, 8:16 AM EST
- In force
- 5 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Middlesex County, NJ, Monmouth County, NJ, Ocean County, NJ
The radar
The Philadelphia radar (KDIX), 17 km from the middle of the area, began a volume at 15:46 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, 3.8 hours before the alert went out and 181 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
- 1586 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 70 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
683 WWUS71 KPHI 011547 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 1147 AM EDT Sat Nov 1 2025 NJZ012-013-017>020-022-027-021100- /O.NEW.KPHI.FR.Y.0009.251102T0800Z-251102T1400Z/ Middlesex-Western Monmouth-Gloucester-Camden-Northwestern Burlington-Ocean-Atlantic-Southeastern Burlington- Including the cities of Mount Holly, Cherry Hill, Freehold, Camden, Jackson, Moorestown, Glassboro, Hammonton, Wharton State Forest, and New Brunswick 1147 AM EDT Sat Nov 1 2025 ...FROST ADVISORY IN EFFECT FROM 3 AM TO 9 AM EST SUNDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Western Monmouth, Middlesex, Atlantic, Camden, Gloucester, Northwestern Burlington, Ocean, and Southeastern Burlington Counties. * WHEN...From 3 AM to 9 AM EST Sunday. * 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. && $$ MPS
3 follow-up statements
270 WWUS71 KPHI 011906 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 306 PM EDT Sat Nov 1 2025 NJZ012-013-017>020-022-027-021000- /O.CON.KPHI.FR.Y.0009.251102T0800Z-251102T1400Z/ Middlesex-Western Monmouth-Gloucester-Camden-Northwestern Burlington-Ocean-Atlantic-Southeastern Burlington- Including the cities of Mount Holly, Cherry Hill, Freehold, Camden, Jackson, Moorestown, Glassboro, Hammonton, Wharton State Forest, and New Brunswick 306 PM EDT Sat Nov 1 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM EST SUNDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Western Monmouth, Middlesex, Atlantic, Camden, Gloucester, Northwestern Burlington, Ocean, and Southeastern Burlington Counties. * WHEN...From 3 AM to 9 AM EST Sunday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ MPS
524 WWUS71 KPHI 021004 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 504 AM EST Sun Nov 2 2025 NJZ012-013-017>020-022-027-021400- /O.CON.KPHI.FR.Y.0009.000000T0000Z-251102T1400Z/ Middlesex-Western Monmouth-Gloucester-Camden-Northwestern Burlington-Ocean-Atlantic-Southeastern Burlington- Including the cities of Camden, New Brunswick, Moorestown, Hammonton, Jackson, Freehold, Cherry Hill, Mount Holly, Wharton State Forest, and Glassboro 504 AM EST Sun Nov 2 2025 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Western Monmouth, Middlesex, Atlantic, Camden, Gloucester, Northwestern Burlington, Ocean, and Southeastern Burlington Counties. * WHEN...Until 9 AM EST 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. && $$ Deal
220 WWUS71 KPHI 021316 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 816 AM EST Sun Nov 2 2025 NJZ012-013-017>020-022-027-021430- /O.CAN.KPHI.FR.Y.0009.000000T0000Z-251102T1400Z/ Middlesex-Western Monmouth-Gloucester-Camden-Northwestern Burlington-Ocean-Atlantic-Southeastern Burlington- Including the cities of Jackson, Wharton State Forest, New Brunswick, Freehold, Glassboro, Moorestown, Hammonton, Mount Holly, Camden, and Cherry Hill 816 AM EST Sun Nov 2 2025 ...FROST ADVISORY IS CANCELLED... Temperatures are warming through the 40s. The threat has ended. Therefore, the Frost Advisory has been cancelled. $$ MPS
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 1, 2:02 AM EDT | Small Craft Advisory | PHI | 16 hr |
Nearby
Frost Advisories in New Jersey, 2025Every frost 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.