Alert archive / New Jersey / Frost Advisories in 2020
Frost Advisory 13, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this frost advisory at Nov 14, 2020, 3:11 PM EST for Cape May County, Cumberland County, Salem County, New Jersey; New Castle County, Delaware. It took effect at Nov 14, 2020, 10:00 PM EST. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Nov 14, 2020, 3:11 PM EST (20:11 UTC)
- In effect from
- Nov 14, 2020, 10:00 PM EST
- Expired
- Nov 15, 2020, 3:30 AM EST
- In force
- 6 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties New Castle County, DE, Cape May County, NJ, Cumberland County, NJ, Salem County, NJ
The radar
The Dover AFB radar (KDOX), 65 km from the middle of the area, began a volume at 20:13 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
Wallops Is Stn, VA (KWAL), launched 12:00Z, 8.2 hours before the alert went out and 163 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
- 1718 m above ground
- 0-6 km bulk shear
- 78 kt
- 0-1 km storm-relative helicity
- -158 m²/s²
- 0-3 km storm-relative helicity
- -63 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
584 WWUS71 KPHI 142011 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 311 PM EST Sat Nov 14 2020 NJZ023-151015- /O.NEW.KPHI.FR.Y.0013.201115T0300Z-201115T1000Z/ /O.NEW.KPHI.WI.Y.0014.201115T2000Z-201116T0300Z/ Cape May- Including the city of Cape May Court House 311 PM EST Sat Nov 14 2020 ...FROST ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 5 AM EST SUNDAY... ...WIND ADVISORY IN EFFECT FROM 3 PM TO 10 PM EST SUNDAY... * WHAT...For the Frost Advisory, temperatures as low as 34 will result in frost formation. For the Wind Advisory, south winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Cape May. * WHEN...For the Frost Advisory, from 10 PM this evening to 5 AM EST Sunday. For the Wind Advisory, from 3 PM to 10 PM EST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Frost could kill sensitive outdoor vegetation if left uncovered. * ADDITIONAL DETAILS...The strongest winds will occur Sunday evening ahead of a strong cold front. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. Take steps now to protect tender plants from the cold. && $$ DEZ001-NJZ016-021-151000- /O.NEW.KPHI.FR.Y.0013.201115T0300Z-201115T1000Z/ New Castle-Salem-Cumberland- Including the cities of Wilmington, Pennsville, and Millville 311 PM EST Sat Nov 14 2020 ...FROST ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 5 AM EST SUNDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...In New Jersey, Salem and Cumberland. In Delaware, New Castle. * WHEN...From 10 PM this evening to 5 AM EST Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ DEZ004-NJZ014-024>026-151015- /O.NEW.KPHI.WI.Y.0014.201115T2000Z-201116T0300Z/ Delaware Beaches-Eastern Monmouth-Atlantic Coastal Cape May- Coastal Atlantic-Coastal Ocean- Including the cities of Rehoboth Beach, Sandy Hook, Ocean City, Atlantic City, and Long Beach Island 311 PM EST Sat Nov 14 2020 ...WIND ADVISORY IN EFFECT FROM 3 PM TO 10 PM EST SUNDAY... * WHAT...South winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...In New Jersey, Eastern Monmouth, Atlantic Coastal Cape May, Coastal Atlantic and Coastal Ocean. In Delaware, Delaware Beaches. * WHEN...From 3 PM to 10 PM EST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...The strongest winds will occur Sunday evening ahead of a strong cold front. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ NJZ013-020-022-027-151015- /O.NEW.KPHI.WI.Y.0014.201115T2000Z-201116T0300Z/ Western Monmouth-Ocean-Atlantic-Southeastern Burlington- Including the cities of Freehold, Jackson, Hammonton, and Wharton State Forest 311 PM EST Sat Nov 14 2020 ...WIND ADVISORY IN EFFECT FROM 3 PM TO 10 PM EST SUNDAY... * WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Western Monmouth, Ocean, Atlantic and Southeastern Burlington. * WHEN...From 3 PM to 10 PM EST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...The strongest winds will occur Sunday evening ahead of a strong cold front. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Staarmann
2 follow-up statements
316 WWUS71 KPHI 150218 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 918 PM EST Sat Nov 14 2020 NJZ023-151000- /O.CON.KPHI.FR.Y.0013.201115T0300Z-201115T1000Z/ /O.CON.KPHI.WI.Y.0014.201115T2000Z-201116T0300Z/ Cape May- Including the city of Cape May Court House 918 PM EST Sat Nov 14 2020 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST SUNDAY... ...WIND ADVISORY REMAINS IN EFFECT FROM 3 PM TO 10 PM EST SUNDAY... * WHAT...For the Frost Advisory, temperatures as low as 34 will result in frost formation. For the Wind Advisory, south winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Cape May. * WHEN...For the Frost Advisory, until 5 AM EST Sunday. For the Wind Advisory, from 3 PM to 10 PM EST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Frost could kill sensitive outdoor vegetation if left uncovered. * ADDITIONAL DETAILS...The strongest winds will occur Sunday evening ahead of a strong cold front. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. Take steps now to protect tender plants from the cold. && $$ DEZ001-NJZ016-021-151000- /O.CON.KPHI.FR.Y.0013.201115T0300Z-201115T1000Z/ New Castle-Salem-Cumberland- Including the cities of Wilmington, Pennsville, and Millville 918 PM EST Sat Nov 14 2020 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST SUNDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...In New Jersey, Cumberland and Salem. In Delaware, New Castle. * WHEN...Until 5 AM EST Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ DEZ004-NJZ014-024>026-151000- /O.CON.KPHI.WI.Y.0014.201115T2000Z-201116T0300Z/ Delaware Beaches-Eastern Monmouth-Atlantic Coastal Cape May- Coastal Atlantic-Coastal Ocean- Including the cities of Rehoboth Beach, Sandy Hook, Ocean City, Atlantic City, and Long Beach Island 918 PM EST Sat Nov 14 2020 ...WIND ADVISORY REMAINS IN EFFECT FROM 3 PM TO 10 PM EST SUNDAY... * WHAT...South winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...In New Jersey, Coastal Ocean, Atlantic Coastal Cape May, Coastal Atlantic and Eastern Monmouth. In Delaware, Delaware Beaches. * WHEN...From 3 PM to 10 PM EST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...The strongest winds will occur Sunday evening ahead of a strong cold front. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ NJZ013-020-022-027-151000- /O.CON.KPHI.WI.Y.0014.201115T2000Z-201116T0300Z/ Western Monmouth-Ocean-Atlantic-Southeastern Burlington- Including the cities of Freehold, Jackson, Hammonton, and Wharton State Forest 918 PM EST Sat Nov 14 2020 ...WIND ADVISORY REMAINS IN EFFECT FROM 3 PM TO 10 PM EST SUNDAY... * WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Atlantic, Ocean, Western Monmouth and Southeastern Burlington. * WHEN...From 3 PM to 10 PM EST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...The strongest winds will occur Sunday evening ahead of a strong cold front. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MPS
250 WWUS71 KPHI 150830 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 330 AM EST Sun Nov 15 2020 NJZ023-152130- /O.CAN.KPHI.FR.Y.0013.000000T0000Z-201115T1000Z/ /O.CON.KPHI.WI.Y.0014.201115T2000Z-201116T0300Z/ Cape May- Including the city of Cape May Court House 330 AM EST Sun Nov 15 2020 ...WIND ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 PM EST THIS EVENING... ...FROST ADVISORY IS CANCELLED... * WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Cape May. * WHEN...From 3 PM this afternoon to 10 PM EST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...The strongest winds will occur this evening ahead of a strong cold front. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ DEZ001-NJZ016-021-150930- /O.CAN.KPHI.FR.Y.0013.000000T0000Z-201115T1000Z/ New Castle-Salem-Cumberland- Including the cities of Wilmington, Pennsville, and Millville 330 AM EST Sun Nov 15 2020 ...FROST ADVISORY IS CANCELLED... Temperatures are beginning to increase. No new areas of frost formation are expected. $$ DEZ004-NJZ014-024>026-152130- /O.CON.KPHI.WI.Y.0014.201115T2000Z-201116T0300Z/ Delaware Beaches-Eastern Monmouth-Atlantic Coastal Cape May- Coastal Atlantic-Coastal Ocean- Including the cities of Rehoboth Beach, Sandy Hook, Ocean City, Atlantic City, and Long Beach Island 330 AM EST Sun Nov 15 2020 ...WIND ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 PM EST THIS EVENING... * WHAT...South winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...In New Jersey, Coastal Ocean, Atlantic Coastal Cape May, Coastal Atlantic and Eastern Monmouth. In Delaware, Delaware Beaches. * WHEN...From 3 PM to 10 PM EST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...The strongest winds will occur this evening ahead of a strong cold front. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ NJZ013-020-022-027-152130- /O.CON.KPHI.WI.Y.0014.201115T2000Z-201116T0300Z/ Western Monmouth-Ocean-Atlantic-Southeastern Burlington- Including the cities of Freehold, Jackson, Hammonton, and Wharton State Forest 330 AM EST Sun Nov 15 2020 ...WIND ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 PM EST THIS EVENING... * WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Atlantic, Ocean, Western Monmouth and Southeastern Burlington. * WHEN...From 3 PM to 10 PM EST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...The strongest winds will occur this evening ahead of a strong cold front. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 14, 3:31 AM EST | Gale Watch | PHI | 12 hr | |
| Nov 14, 2:09 PM EST | Coastal Flood Advisory | PHI | Atlantic, Burlington, Cape May, Cumberland, Middlesex, Monmouth and 1 more | 26 hr |
| Nov 14, 3:06 PM EST | Gale Warning | PHI | 39 hr | |
| Nov 14, 3:06 PM EST | Small Craft Advisory | PHI | 12 hr | |
| Nov 14, 3:11 PM EST | Wind Advisory | PHI | Atlantic, Burlington, Cape May, Monmouth, Ocean | 31 hr |
Nearby
Frost Advisories in New Jersey, 2020Frost Advisories in Delaware, 2020Every frost advisory in 2020
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.