Alert archive / New York / Wind Advisories in 2021

Wind Advisory 3, NWS New York, NY

March 12, 202111 counties in New York; 4 counties in Connecticut; 5 counties in New Jersey

NWS New York, NY issued this wind advisory at Mar 12, 2021, 4:23 AM EST for 11 counties in New York; 4 counties in Connecticut; 5 counties in New Jersey. It took effect at Mar 12, 2021, 8:00 PM EST. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Mar 12, 2021, 4:23 AM EST (09:23 UTC)
In effect from
Mar 12, 2021, 8:00 PM EST
Expired
Mar 13, 2021, 6:00 AM EST
In force
10 hr
Issued by
NWS New York, NY

Counties Greater Bridgeport Planning Region, CT, Lower Connecticut River Valley Planning Region, CT, Naugatuck Valley Planning Region, CT, Southeastern Connecticut Planning Region, CT, Bergen County, NJ, Essex County, NJ, Hudson County, NJ, Passaic County, NJ, Union County, NJ, Bronx County, NY, Kings County, NY, Nassau County, NY, New York County, NY, Orange County, NY, Putnam County, NY, Queens County, NY, Richmond County, NY, Rockland County, NY, Suffolk County, NY, Westchester County, NY

The radar

The Brookhaven radar (KOKX), 71 km from the middle of the area, began a volume at 09:26 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, 9.4 hours before the alert went out and 71 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.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 00:00Z on 2021-03-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 00:00Z on 2021-03-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 189 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1933 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
189 m²/s²
0-3 km storm-relative helicity
340 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

058 
WWUS71 KOKX 120923
NPWOKX

URGENT - WEATHER MESSAGE
National Weather Service Upton NY
423 AM EST Fri Mar 12 2021

CTZ005>012-NJZ002-004-006-103>108-NYZ067>075-078>081-176>179-
122100-
/O.NEW.KOKX.WI.Y.0003.210313T0100Z-210313T1100Z/
Northern Fairfield-Northern New Haven-Northern Middlesex-
Northern New London-Southern Fairfield-Southern New Haven-
Southern Middlesex-Southern New London-Western Passaic-
Eastern Passaic-Hudson-Western Bergen-Eastern Bergen-
Western Essex-Eastern Essex-Western Union-Eastern Union-Orange-
Putnam-Rockland-Northern Westchester-Southern Westchester-
New York (Manhattan)-Bronx-Richmond (Staten Island)-
Kings (Brooklyn)-Northwest Suffolk-Northeast Suffolk-
Southwest Suffolk-Southeast Suffolk-Northern Queens-
Northern Nassau-Southern Queens-Southern Nassau-
423 AM EST Fri Mar 12 2021

...WIND ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 6 AM EST
SATURDAY...

* WHAT...Northwest winds 20 to 30 mph with gusts up to 45 mph 
  expected.

* WHERE...All of northeast New Jersey, southern Connecticut and 
  southeast New York.

* WHEN...From 8 PM this evening to 6 AM EST Saturday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving tonight, especially if operating a
high profile vehicle, or on bridges and elevated roadways. Secure
outdoor objects.

&&

$$

Goodman
2 follow-up statements
550 
WWUS71 KOKX 122039
NPWOKX

URGENT - WEATHER MESSAGE
National Weather Service Upton NY
339 PM EST Fri Mar 12 2021

CTZ005>012-NJZ002-004-006-103>108-NYZ067>075-078>081-176>179-
131100-
/O.CON.KOKX.WI.Y.0003.210313T0100Z-210313T1100Z/
Northern Fairfield-Northern New Haven-Northern Middlesex-
Northern New London-Southern Fairfield-Southern New Haven-
Southern Middlesex-Southern New London-Western Passaic-
Eastern Passaic-Hudson-Western Bergen-Eastern Bergen-
Western Essex-Eastern Essex-Western Union-Eastern Union-Orange-
Putnam-Rockland-Northern Westchester-Southern Westchester-
New York (Manhattan)-Bronx-Richmond (Staten Island)-
Kings (Brooklyn)-Northwest Suffolk-Northeast Suffolk-
Southwest Suffolk-Southeast Suffolk-Northern Queens-
Northern Nassau-Southern Queens-Southern Nassau-
339 PM EST Fri Mar 12 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 6 AM
EST SATURDAY...

* WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...All of northeast New Jersey, southern Connecticut and 
  southeast New York.

* WHEN...From 8 PM this evening to 6 AM EST Saturday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving tonight, especially if operating a
high profile vehicle, or on bridges and elevated roadways. Secure
outdoor objects.

&&

$$
921 
WWUS71 KOKX 131110
NPWOKX

URGENT - WEATHER MESSAGE
National Weather Service Upton NY
610 AM EST Sat Mar 13 2021

CTZ005>012-NJZ002-004-006-103>108-NYZ067>075-078>081-176>179-
131215-
/O.EXP.KOKX.WI.Y.0003.000000T0000Z-210313T1100Z/
Northern Fairfield-Northern New Haven-Northern Middlesex-
Northern New London-Southern Fairfield-Southern New Haven-
Southern Middlesex-Southern New London-Western Passaic-
Eastern Passaic-Hudson-Western Bergen-Eastern Bergen-
Western Essex-Eastern Essex-Western Union-Eastern Union-Orange-
Putnam-Rockland-Northern Westchester-Southern Westchester-
New York (Manhattan)-Bronx-Richmond (Staten Island)-
Kings (Brooklyn)-Northwest Suffolk-Northeast Suffolk-
Southwest Suffolk-Southeast Suffolk-Northern Queens-
Northern Nassau-Southern Queens-Southern Nassau-
610 AM EST Sat Mar 13 2021

...WIND ADVISORY HAS EXPIRED...

Winds have fallen below Wind Advisory criteria. 

$$

The office that day

Everything else NWS New York, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 12, 4:29 AM ESTGale WarningOKX32 hr

Nearby

Wind Advisories in New York, 2021Wind Advisories in New Jersey, 2021Wind Advisories in Connecticut, 2021Every wind 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.