Alert archive / New York / Coastal Flood Statements in 2021
Coastal Flood Statement 13, NWS New York, NY
NWS New York, NY issued this coastal flood statement at Apr 12, 2021, 6:00 AM EDT for 4 counties in New York. It took effect at Apr 12, 2021, 8:00 PM EDT. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Apr 12, 2021, 6:00 AM EDT (10:00 UTC)
- In effect from
- Apr 12, 2021, 8:00 PM EDT
- Expired
- Apr 12, 2021, 11:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS New York, NY
Counties Kings County, NY, Nassau County, NY, Queens County, NY, Richmond County, NY
The radar
The Brookhaven radar (KOKX), 89 km from the middle of the area, began a volume at 10:03 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, 10.0 hours before the alert went out and 89 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
- 6 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 434 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 94 m²/s²
- 0-3 km storm-relative helicity
- 293 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
277 WHUS41 KOKX 121000 CFWOKX Coastal Hazard Message National Weather Service Upton NY 600 AM EDT Mon Apr 12 2021 NYZ074-075-178-179-122100- /O.NEW.KOKX.CF.S.0013.210413T0000Z-210413T0300Z/ Richmond (Staten Island)-Kings (Brooklyn)-Southern Queens- Southern Nassau- 600 AM EDT Mon Apr 12 2021 * WHAT...Up to one half foot of inundation above ground level expected in vulnerable areas near the waterfront and shoreline. * WHERE...Southern Nassau, Southern Queens, Richmond (Staten Island) and Kings (Brooklyn) Counties. * WHEN...From 8 pm to 11 pm EDT this evening. * IMPACTS...Brief minor flooding of the more vulnerable locations near the waterfront. Some water on low lying roads and property. PRECAUTIONARY/PREPAREDNESS ACTIONS... Do not drive through flooded roadways. && $$ For more information from the National Weather Service visit https://weather.gov/nyc
1 follow-up statement
401 WHUS41 KOKX 121942 CFWOKX Coastal Hazard Message National Weather Service Upton NY 342 PM EDT Mon Apr 12 2021 NYZ074-075-178-179-130300- /O.CON.KOKX.CF.S.0013.210413T0000Z-210413T0300Z/ Richmond (Staten Island)-Kings (Brooklyn)-Southern Queens- Southern Nassau- 342 PM EDT Mon Apr 12 2021 * WHAT...Up to one foot of inundation above ground level expected in vulnerable areas near the waterfront and shoreline. * WHERE...Southern Nassau, Southern Queens, Richmond (Staten Island) and Kings (Brooklyn) Counties. * WHEN...From 8 PM to 11 PM EDT this evening. * IMPACTS...Brief minor flooding of the more vulnerable locations near the waterfront. Some water on low lying roads and property. PRECAUTIONARY/PREPAREDNESS ACTIONS... Do not drive through flooded roadways. && $$ For more information from the National Weather Service visit https://weather.gov/nyc
Nearby
Coastal Flood Statements in New York, 2021Every coastal flood statement 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.