Alert archive / New York / Coastal Flood Statements in 2021
Coastal Flood Statement 22, NWS New York, NY
NWS New York, NY issued this coastal flood statement at Jul 23, 2021, 5:57 AM EDT for Nassau County, Queens County, New York; Greater Bridgeport Planning Region, Connecticut. It took effect at Jul 23, 2021, 6:00 PM EDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Jul 23, 2021, 5:57 AM EDT (09:57 UTC)
- In effect from
- Jul 23, 2021, 6:00 PM EDT
- Expired
- Jul 24, 2021, 2:00 AM EDT
- In force
- 8 hr
- Issued by
- NWS New York, NY
Counties Greater Bridgeport Planning Region, CT, Nassau County, NY, Queens County, NY
The radar
The Brookhaven radar (KOKX), 58 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, 10.0 hours before the alert went out and 58 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
- 44 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 1636 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 57 m²/s²
- 0-3 km storm-relative helicity
- 70 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted.
594 WHUS41 KOKX 230957 CFWOKX Coastal Hazard Message National Weather Service New York NY 557 AM EDT Fri Jul 23 2021 NYZ178-179-232200- /O.NEW.KOKX.CF.S.0022.210723T2200Z-210724T0300Z/ Southern Queens-Southern Nassau- 557 AM EDT Fri Jul 23 2021 * WHAT...Up to one foot of inundation above ground level expected in vulnerable areas near the waterfront and shoreline. * WHERE...Southern Nassau and Southern Queens Counties. * WHEN...This evening. * IMPACTS...Brief minor flooding of the more vulnerable locations near the waterfront and shoreline. PRECAUTIONARY/PREPAREDNESS ACTIONS... Do not drive through flooded roadways. && $$ CTZ009-232200- /O.NEW.KOKX.CF.S.0022.210724T0100Z-210724T0600Z/ Southern Fairfield- 557 AM EDT Fri Jul 23 2021 * WHAT...Up to one foot of inundation above ground level expected in vulnerable areas near the waterfront and shoreline. * WHERE...Southern Fairfield County. * WHEN...From this evening through late tonight. * IMPACTS...Some water on low lying roads and property. * ADDITIONAL DETAILS...Brief minor flooding of the more vulnerable locations near the waterfront and shoreline. PRECAUTIONARY/PREPAREDNESS ACTIONS... Do not drive through flooded roadways. && $$ For more information from the National Weather Service visit https://weather.gov/nyc
2 follow-up statements
896 WHUS41 KOKX 231927 CFWOKX Coastal Hazard Message National Weather Service New York NY 327 PM EDT Fri Jul 23 2021 NYZ178-179-240300- /O.CON.KOKX.CF.S.0022.210723T2200Z-210724T0300Z/ Southern Queens-Southern Nassau- 327 PM EDT Fri Jul 23 2021 * WHAT...Up to one foot of inundation above ground level expected in vulnerable areas near the waterfront and shoreline. * WHERE...Southern Nassau and Southern Queens Counties. * WHEN...From 6 PM until 11 PM EDT this evening. * IMPACTS...Brief minor flooding of the more vulnerable locations near the waterfront and shoreline. PRECAUTIONARY/PREPAREDNESS ACTIONS... Do not drive through flooded roadways. && $$ CTZ009-240600- /O.CON.KOKX.CF.S.0022.210724T0100Z-210724T0600Z/ Southern Fairfield- 327 PM EDT Fri Jul 23 2021 * WHAT...Up to one foot of inundation above ground level expected in vulnerable areas near the waterfront and shoreline. * WHERE...Southern Fairfield County. * WHEN...From 9 PM this evening to 2 AM EDT Saturday. * IMPACTS...Some water on low lying roads and property. * ADDITIONAL DETAILS...Brief minor flooding of the more vulnerable locations near the waterfront and shoreline. PRECAUTIONARY/PREPAREDNESS ACTIONS... Do not drive through flooded roadways. && $$ For more information from the National Weather Service visit https://weather.gov/nyc
904 WHUS41 KOKX 240250 CFWOKX Coastal Hazard Message National Weather Service New York NY 1050 PM EDT Fri Jul 23 2021 NYZ178-179-240400- /O.EXP.KOKX.CF.S.0022.000000T0000Z-210724T0300Z/ Southern Queens-Southern Nassau- 1050 PM EDT Fri Jul 23 2021 The high tide cycle passed and coastal flooding in no longer a threat. && $$ CTZ009-240600- /O.CON.KOKX.CF.S.0022.000000T0000Z-210724T0600Z/ Southern Fairfield- 1050 PM EDT Fri Jul 23 2021 * WHAT...Up to one foot of inundation above ground level expected in vulnerable areas near the waterfront and shoreline. * WHERE...Southern Fairfield County. * WHEN...Until 2 AM EDT Saturday. * IMPACTS...Some water on low lying roads and property. PRECAUTIONARY/PREPAREDNESS ACTIONS... Do not drive through flooded roadways. && $$ For more information from the National Weather Service visit https://weather.gov/nyc
The office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 7:26 PM EDT | Special Marine Warning | OKX | 34 min |
Nearby
Coastal Flood Statements in New York, 2021Coastal Flood Statements in Connecticut, 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.