Alert archive / Pennsylvania / Freeze Watches in 2018
Freeze Watch 2, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this freeze watch at Oct 17, 2018, 3:32 PM EDT for 4 counties in New Jersey; 6 counties in Pennsylvania. It took effect at Oct 19, 2018, 1:00 AM EDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Oct 17, 2018, 3:32 PM EDT (19:32 UTC)
- In effect from
- Oct 19, 2018, 1:00 AM EDT
- Expired
- Oct 18, 2018, 3:05 AM EDT
- In force
- Issued by
- NWS Philadelphia/Mount Holly
Counties Hunterdon County, NJ, Morris County, NJ, Somerset County, NJ, Warren County, NJ, Berks County, PA, Bucks County, PA, Chester County, PA, Lehigh County, PA, Montgomery County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 93 km from the middle of the area, began a volume at 19:36 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, 7.5 hours before the alert went out and 202 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
- 1673 m above ground
- 0-6 km bulk shear
- 101 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 158 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
192 WWUS71 KPHI 171932 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 332 PM EDT Wed Oct 17 2018 NJZ001-180900- /O.UPG.KPHI.FZ.A.0001.181018T0600Z-181018T1300Z/ /O.EXB.KPHI.FZ.W.0004.181018T0600Z-181018T1300Z/ Sussex- Including the city of Newton 332 PM EDT Wed Oct 17 2018 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 9 AM EDT THURSDAY... The National Weather Service in Mount Holly has issued a Freeze Warning, which is in effect from 2 AM to 9 AM EDT Thursday. The Freeze Watch is no longer in effect. * TEMPERATURES...Dropping to around 30 degrees. * TIMING...Freezing temperatures are expected early Thursday morning. * IMPACTS...Freezing temperatures will kill sensitive vegetation. Take steps now to protect tender plants from the cold. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation. && $$ PAZ054-055-180900- /O.CON.KPHI.FZ.W.0004.181018T0400Z-181018T1300Z/ Carbon-Monroe- Including the cities of Jim Thorpe and Stroudsburg 332 PM EDT Wed Oct 17 2018 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT THURSDAY... * TEMPERATURES...Dropping to around 30 degrees. * TIMING...Freezing temperatures are expected overnight and Thursday morning. * IMPACTS...Freezing temperatures will kill sensitive vegetation. Take steps now to protect tender plants from the cold. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation. && $$ NJZ007>010-PAZ060>062-101-103-105-180900- /O.NEW.KPHI.FZ.A.0002.181019T0500Z-181019T1300Z/ Warren-Morris-Hunterdon-Somerset-Berks-Lehigh-Northampton- Western Chester-Western Montgomery-Upper Bucks- Including the cities of Washington, Morristown, Flemington, Somerville, Reading, Allentown, Bethlehem, Easton, Honey Brook, Oxford, Collegeville, Pottstown, Chalfont, and Perkasie 332 PM EDT Wed Oct 17 2018 ...FREEZE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY MORNING... The National Weather Service in Mount Holly has issued a Freeze Watch, which is in effect from late Thursday night through Friday morning. * TEMPERATURES...Dropping to 32 degrees or colder. * TIMING...Freezing temperatures are possible late Thursday night and early Friday morning. * IMPACTS...Freeze conditions may damage sensitive vegetation. Take steps now to protect tender plants from the cold. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Watch means sub-freezing temperatures are possible. These conditions could kill crops and other sensitive vegetation. && $$ Gorse
2 follow-up statements
048 WWUS71 KPHI 180102 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 902 PM EDT Wed Oct 17 2018 PAZ054-055-181300- /O.CON.KPHI.FZ.W.0004.181018T0400Z-181018T1300Z/ Carbon-Monroe- Including the cities of Jim Thorpe and Stroudsburg 902 PM EDT Wed Oct 17 2018 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT THURSDAY... * TEMPERATURES...As low as 30. * TIMING...Freezing temperatures are expected overnight and Thursday morning. * IMPACTS...Freezing temperatures will kill sensitive vegetation. Take steps now to protect tender plants from the cold. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation. && $$ NJZ001-181300- /O.CON.KPHI.FZ.W.0004.181018T0600Z-181018T1300Z/ Sussex- Including the city of Newton 902 PM EDT Wed Oct 17 2018 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 9 AM EDT THURSDAY... * TEMPERATURES...As low as 30. * TIMING...Freezing temperatures are expected early Thursday morning. * IMPACTS...Freezing temperatures will kill sensitive vegetation. Take steps now to protect tender plants from the cold. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation. && $$ NJZ007>010-PAZ060>062-101-103-105-181315- /O.CON.KPHI.FZ.A.0002.181019T0500Z-181019T1300Z/ Warren-Morris-Hunterdon-Somerset-Berks-Lehigh-Northampton- Western Chester-Western Montgomery-Upper Bucks- Including the cities of Washington, Morristown, Flemington, Somerville, Reading, Allentown, Bethlehem, Easton, Honey Brook, Oxford, Collegeville, Pottstown, Chalfont, and Perkasie 902 PM EDT Wed Oct 17 2018 ...FREEZE WATCH REMAINS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY MORNING... * TEMPERATURES...Dropping to 32 degrees or colder. * TIMING...Freezing temperatures are possible late Thursday night and early Friday morning. * IMPACTS...Freeze conditions may damage sensitive vegetation. Take steps now to protect tender plants from the cold. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Watch means sub-freezing temperatures are possible. These conditions could kill crops and other sensitive vegetation. && $$ Fitzsimmons
244 WWUS71 KPHI 180705 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 305 AM EDT Thu Oct 18 2018 NJZ001-PAZ054-055-181915- /O.NEW.KPHI.FZ.W.0005.181019T0500Z-181019T1300Z/ /O.CON.KPHI.FZ.W.0004.000000T0000Z-181018T1300Z/ Sussex-Carbon-Monroe- Including the cities of Newton, Jim Thorpe, and Stroudsburg 305 AM EDT Thu Oct 18 2018 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM EDT FRIDAY... The National Weather Service in Mount Holly has issued a Freeze Warning, which is in effect from 1 AM to 9 AM EDT Friday. * TEMPERATURES...As low as 32 Thursday morning, as low as 29 Friday morning. * TIMING...Freezing conditions are possible through sunrise this morning. A more widespread freeze is expected tonight into Friday morning. * IMPACTS...Frost and freeze conditions may damage sensitive vegetation. Take steps now to protect tender plants from the cold. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation. && $$ NJZ007>010-PAZ061-062-105-181915- /O.UPG.KPHI.FZ.A.0002.181019T0500Z-181019T1300Z/ /O.NEW.KPHI.FZ.W.0005.181019T0500Z-181019T1300Z/ Warren-Morris-Hunterdon-Somerset-Lehigh-Northampton-Upper Bucks- Including the cities of Washington, Morristown, Flemington, Somerville, Allentown, Bethlehem, Easton, Chalfont, and Perkasie 305 AM EDT Thu Oct 18 2018 ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM EDT FRIDAY... The National Weather Service in Mount Holly has issued a Freeze Warning, which is in effect from 1 AM to 9 AM EDT Friday. The Freeze Watch is no longer in effect. * TEMPERATURES...As low as 30. * TIMING...Freezing conditions are expected from late tonight through Friday morning. * IMPACTS...Frost and freeze conditions may damage sensitive vegetation. Take steps now to protect tender plants from the cold. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation. && $$ PAZ060-101-103-181915- /O.UPG.KPHI.FZ.A.0002.181019T0500Z-181019T1300Z/ /O.NEW.KPHI.FR.Y.0003.181019T0500Z-181019T1300Z/ Berks-Western Chester-Western Montgomery- Including the cities of Reading, Honey Brook, Oxford, Collegeville, and Pottstown 305 AM EDT Thu Oct 18 2018 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 9 AM EDT FRIDAY... The National Weather Service in Mount Holly has issued a Frost Advisory, which is in effect from 1 AM to 9 AM EDT Friday. The Freeze Watch is no longer in effect. * TEMPERATURES...As low as 32. * TIMING...Frost is expected to develop late tonight into early Friday morning. * IMPACTS...Frost may damage sensitive vegetation. Take steps now to protect tender plants from the cold. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Frost Advisory means that widespread frost is expected. Sensitive outdoor plants may be killed if left uncovered. && $$ NJZ012-013-015>022-027-181915- /O.NEW.KPHI.FR.Y.0003.181019T0500Z-181019T1300Z/ Middlesex-Western Monmouth-Mercer-Salem-Gloucester-Camden- Northwestern Burlington-Ocean-Cumberland-Atlantic- Southeastern Burlington- Including the cities of New Brunswick, Freehold, Trenton, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Jackson, Millville, Hammonton, and Wharton State Forest 305 AM EDT Thu Oct 18 2018 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 9 AM EDT FRIDAY... The National Weather Service in Mount Holly has issued a Frost Advisory, which is in effect from 1 AM to 9 AM EDT Friday. * TEMPERATURES...As low as 33. * TIMING...Frost is expected to develop late tonight into early Friday morning. * IMPACTS...Frost may damage sensitive vegetation. Take steps now to protect tender plants from the cold. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Frost Advisory means that widespread frost is expected. Sensitive outdoor plants may be killed if left uncovered. && $$ Johnson
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 17, 3:29 AM EDT | Freeze Watch | PHI | Sussex | 12 hr |
| Oct 17, 3:29 AM EDT | Freeze Warning | PHI | Sussex | 26 hr |
Nearby
Freeze Watches in Pennsylvania, 2018Freeze Watches in New Jersey, 2018Every freeze watch in 2018
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.