Alert archive / New York / Frost Advisories in 2021
Frost Advisory 4, NWS New York, NY
NWS New York, NY issued this frost advisory at Nov 5, 2021, 5:52 AM EDT for Bronx County, Nassau County, Richmond County, New York; Essex County, Hudson County, Union County, New Jersey. It took effect at Nov 5, 2021, 10:00 PM EDT. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- Nov 5, 2021, 5:52 AM EDT (09:52 UTC)
- In effect from
- Nov 5, 2021, 10:00 PM EDT
- Expired
- Nov 6, 2021, 9:00 AM EDT
- In force
- 11 hr
- Issued by
- NWS New York, NY
Counties Essex County, NJ, Hudson County, NJ, Union County, NJ, Bronx County, NY, Nassau County, NY, Richmond County, NY
The radar
The Philadelphia radar (KDIX), 91 km from the middle of the area, began a volume at 09:55 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 00:00Z, 9.9 hours before the alert went out and 101 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
- 1768 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- -65 m²/s²
- 0-3 km storm-relative helicity
- 38 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
757 WWUS71 KOKX 050952 NPWOKX URGENT - WEATHER MESSAGE National Weather Service New York NY 552 AM EDT Fri Nov 5 2021 CTZ009>012-NYZ071-078>081-051800- /O.NEW.KOKX.FZ.W.0007.211106T0200Z-211106T1300Z/ /O.CON.KOKX.FR.Y.0003.000000T0000Z-211105T1300Z/ Southern Fairfield-Southern New Haven-Southern Middlesex- Southern New London-Southern Westchester-Northwest Suffolk- Northeast Suffolk-Southwest Suffolk-Southeast Suffolk- 552 AM EDT Fri Nov 5 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... ...FREEZE WARNING IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 26 expected. * WHERE...In Connecticut, Southern Fairfield, Southern New Haven, Southern Middlesex and Southern New London Counties. In New York, Southern Westchester and Suffolk Counties. * WHEN...For the Frost Advisory, until 9 AM EDT this morning. For the Freeze Warning, from 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ NYZ177-179-051800- /O.NEW.KOKX.FR.Y.0004.211106T0200Z-211106T1300Z/ /O.CON.KOKX.FR.Y.0003.000000T0000Z-211105T1300Z/ Northern Nassau-Southern Nassau- 552 AM EDT Fri Nov 5 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... ...FROST ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...For the first Frost Advisory, temperatures as low as 36 will result in frost formation. For the second Frost Advisory, temperatures as low as 33 will result in frost formation. * WHERE...Nassau County. * WHEN...For the first Frost Advisory, until 9 AM EDT this morning. For the second Frost Advisory, from 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ NJZ006-106-108-NYZ073-074-051800- /O.NEW.KOKX.FR.Y.0004.211106T0200Z-211106T1300Z/ Hudson-Eastern Essex-Eastern Union-Bronx-Richmond (Staten Island)- 552 AM EDT Fri Nov 5 2021 ...FROST ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...In New Jersey, Hudson, Eastern Essex and Eastern Union Counties. In New York, Bronx and Richmond (Staten Island) Counties. * WHEN...From 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
4 follow-up statements
825 WWUS71 KOKX 051316 NPWOKX URGENT - WEATHER MESSAGE National Weather Service New York NY 916 AM EDT Fri Nov 5 2021 CTZ009>012-NYZ071-078>081-052130- /O.EXP.KOKX.FR.Y.0003.000000T0000Z-211105T1300Z/ /O.CON.KOKX.FZ.W.0007.211106T0200Z-211106T1300Z/ Southern Fairfield-Southern New Haven-Southern Middlesex- Southern New London-Southern Westchester-Northwest Suffolk- Northeast Suffolk-Southwest Suffolk-Southeast Suffolk- 916 AM EDT Fri Nov 5 2021 ...FREEZE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...Sub-freezing temperatures as low as 26 expected. * WHERE...In Connecticut, Southern Fairfield, Southern New London, Southern New Haven and Southern Middlesex Counties. In New York, Southern Westchester, Southwest Suffolk, Southeast Suffolk, Northeast Suffolk and Northwest Suffolk Counties. * WHEN...From 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ NYZ177-179-052130- /O.EXP.KOKX.FR.Y.0003.000000T0000Z-211105T1300Z/ /O.CON.KOKX.FR.Y.0004.211106T0200Z-211106T1300Z/ Northern Nassau-Southern Nassau- 916 AM EDT Fri Nov 5 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...Temperatures as low as 32 will result in frost formation. * WHERE...Southern Nassau and Northern Nassau Counties. * WHEN...From 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ NJZ006-106-108-NYZ073-074-052130- /O.CON.KOKX.FR.Y.0004.211106T0200Z-211106T1300Z/ Hudson-Eastern Essex-Eastern Union-Bronx-Richmond (Staten Island)- 916 AM EDT Fri Nov 5 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...In New Jersey, Hudson, Eastern Essex and Eastern Union Counties. In New York, Bronx and Richmond (Staten Island) Counties. * WHEN...From 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
798 WWUS71 KOKX 051944 NPWOKX URGENT - WEATHER MESSAGE National Weather Service New York NY 344 PM EDT Fri Nov 5 2021 CTZ009>012-NYZ071-078>081-060345- /O.CON.KOKX.FZ.W.0007.211106T0200Z-211106T1300Z/ Southern Fairfield-Southern New Haven-Southern Middlesex- Southern New London-Southern Westchester-Northwest Suffolk- Northeast Suffolk-Southwest Suffolk-Southeast Suffolk- 344 PM EDT Fri Nov 5 2021 ...FREEZE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...Sub-freezing temperatures as low as 28 expected. * WHERE...In Connecticut, Southern Fairfield, Southern New London, Southern New Haven and Southern Middlesex Counties. In New York, Southern Westchester, Southwest Suffolk, Southeast Suffolk, Northeast Suffolk and Northwest Suffolk Counties. * WHEN...From 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ NJZ006-106-108-NYZ073-074-177-179-060345- /O.CON.KOKX.FR.Y.0004.211106T0200Z-211106T1300Z/ Hudson-Eastern Essex-Eastern Union-Bronx-Richmond (Staten Island)- Northern Nassau-Southern Nassau- 344 PM EDT Fri Nov 5 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...In New Jersey, Hudson, Eastern Essex and Eastern Union Counties. In New York, Bronx, Southern Nassau, Richmond (Staten Island) and Northern Nassau Counties. * WHEN...From 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
241 WWUS71 KOKX 060523 NPWOKX URGENT - WEATHER MESSAGE National Weather Service New York NY 123 AM EDT Sat Nov 6 2021 CTZ009>012-NYZ071-078>081-061300- /O.CON.KOKX.FZ.W.0007.000000T0000Z-211106T1300Z/ Southern Fairfield-Southern New Haven-Southern Middlesex- Southern New London-Southern Westchester-Northwest Suffolk- Northeast Suffolk-Southwest Suffolk-Southeast Suffolk- 123 AM EDT Sat Nov 6 2021 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... * WHAT...Sub-freezing temperatures as low as the upper 20s. * WHERE...In Connecticut, Southern Fairfield, Southern New London, Southern New Haven and Southern Middlesex Counties. In New York, Southern Westchester, Southwest Suffolk, Southeast Suffolk, Northeast Suffolk and Northwest Suffolk Counties. * WHEN...Until 9 AM EDT this morning. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ NJZ006-106-108-NYZ073-074-177-179-061300- /O.CON.KOKX.FR.Y.0004.000000T0000Z-211106T1300Z/ Hudson-Eastern Essex-Eastern Union-Bronx-Richmond (Staten Island)- Northern Nassau-Southern Nassau- 123 AM EDT Sat Nov 6 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... * WHAT...Temperatures as low as the mid 30s will result in frost formation. * WHERE...In New Jersey, Hudson, Eastern Essex and Eastern Union Counties. In New York, Bronx, Southern Nassau, Richmond (Staten Island) and Northern Nassau Counties. * WHEN...Until 9 AM EDT this morning. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
947 WWUS71 KOKX 061043 NPWOKX URGENT - WEATHER MESSAGE National Weather Service New York NY 643 AM EDT Sat Nov 6 2021 CTZ009>012-NYZ071-078>081-061300- /O.CON.KOKX.FZ.W.0007.000000T0000Z-211106T1300Z/ Southern Fairfield-Southern New Haven-Southern Middlesex- Southern New London-Southern Westchester-Northwest Suffolk- Northeast Suffolk-Southwest Suffolk-Southeast Suffolk- 643 AM EDT Sat Nov 6 2021 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... * WHAT...Sub-freezing temperatures as low as 28. * WHERE...In Connecticut, Southern Fairfield, Southern New London, Southern New Haven and Southern Middlesex Counties. In New York, Southern Westchester, Southwest Suffolk, Southeast Suffolk, Northeast Suffolk and Northwest Suffolk Counties. * WHEN...Until 9 AM EDT this morning. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ NYZ179-061845- /O.NEW.KOKX.FR.Y.0005.211107T0400Z-211107T1300Z/ /O.CON.KOKX.FR.Y.0004.000000T0000Z-211106T1300Z/ Southern Nassau- 643 AM EDT Sat Nov 6 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... ...FROST ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT TO 8 AM EST SUNDAY... * WHAT...Temperatures as low as the mid 30s will result in frost formation. * WHERE...Southern Nassau County. * WHEN...For the first Frost Advisory, until 9 AM EDT this morning. For the second Frost Advisory, from midnight EDT tonight to 8 AM EST Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ NJZ006-106-108-NYZ073-074-177-061300- /O.CON.KOKX.FR.Y.0004.000000T0000Z-211106T1300Z/ Hudson-Eastern Essex-Eastern Union-Bronx-Richmond (Staten Island)- Northern Nassau- 643 AM EDT Sat Nov 6 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... * WHAT...Temperatures as low as the lower and mid 30s will result in frost formation. * WHERE...In New Jersey, Hudson, Eastern Essex and Eastern Union Counties. In New York, Bronx, Richmond (Staten Island) and Northern Nassau Counties. * WHEN...Until 9 AM EDT this morning. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
The office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 5, 5:52 AM EDT | Freeze Warning | OKX | Suffolk, Westchester | 27 hr |
| Nov 5, 3:25 PM EDT | Coastal Flood Statement | OKX | Kings, Nassau, Queens, Richmond, Suffolk, Westchester | 23 hr |
| Nov 5, 3:25 PM EDT | Coastal Flood Advisory | OKX | Nassau | 21 hr |
Nearby
Frost Advisories in New York, 2021Frost Advisories in New Jersey, 2021Every frost advisory in 2021
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.