Alert archive / New York / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 19, NWS New York, NY
NWS New York, NY issued this severe thunderstorm warning at Jun 29, 2019, 3:34 PM EDT for Nassau County, Suffolk County, New York. It was in force for 41 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 29, 2019, 3:34 PM EDT (19:34 UTC)
- Expired
- Jun 29, 2019, 4:15 PM EDT
- In force
- 41 min
- Issued by
- NWS New York, NY
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Nassau County, NY, Suffolk County, NY
The radar
The Brookhaven radar (KOKX), 23 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, 7.6 hours before the alert went out and 23 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
- 1180 J/kg
- Mixed-layer CIN
- -87 J/kg
- Mixed-layer LCL
- 1077 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 129 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.3
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS New York, NY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 29, 1:57 PM EDT, 1 hour 37 minutes earlier.
Area forecast discussion, Jun 29, 1:57 PM EDT, 1 hour 37 minutes before
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</html>Hazardous weather outlook, Jun 29, 7:02 AM EDT, 8 hours 32 minutes before
Hazardous Weather Outlook National Weather Service New York NY 702 AM EDT Sat Jun 29 2019 ANZ345-CTZ005>012-NJZ002-004-006-103>108-NYZ067>074-078-079-176-177- 301115- South Shore Bays from Jones Inlet through Shinnecock Bay- 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)-Northwestern Suffolk-Northeastern Suffolk- Northern Queens-Northern Nassau- 702 AM EDT Sat Jun 29 2019 This Hazardous Weather Outlook is for Atlantic coastal waters, southern Connecticut, northeast New Jersey and southeast New York. .DAY ONE...Today and tonight. There is a risk for scattered strong to severe thunderstorms to move through the region this afternoon into early this evening with a cold frontal passage. The primary threat will be strong to damaging wind gusts. The thunderstorms may also produce frequent lightning and large hail. The approximate timing of thunderstorms this afternoon into early evening is: Lower Hudson Valley and Interior Connecticut: 3-6pm Northeast NJ, NYC and Coastal Connecticut: 4-7pm Long Island: 5-8pm. .DAYS TWO THROUGH SEVEN...Sunday through Friday. An isolated strong to severe thunderstorm is possible Sunday afternoon with a cold frontal passage. The main threats will be strong wind gusts and small hail. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. ANZ330-335-338-340-350-353-355-301115- Long Island Sound East of New Haven CT/Port Jefferson NY- Long Island Sound West of New Haven CT/Port Jefferson NY- New York Harbor-Peconic and Gardiners Bays- Moriches Inlet NY to Montauk Point NY out 20 nm- Fire Island Inlet NY to Moriches Inlet NY out 20 nm- Sandy Hook NJ to Fire Island Inlet NY out 20 nm- 702 AM EDT Sat Jun 29 2019 This Hazardous Weather Outlook is for Atlantic coastal waters. .DAY ONE...Today and tonight. There is a risk for scattered strong to severe thunderstorms to move through the region this afternoon into early this evening with a cold frontal passage. The primary threat will be strong wind gusts. The thunderstorms may also produce frequent lightning and large hail. .DAYS TWO THROUGH SEVEN...Sunday through Friday. An isolated strong to severe thunderstorm is possible Sunday afternoon with a cold frontal passage. The main threats will be strong wind gusts and small hail. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. NYZ075-080-081-178-179-301115- Kings (Brooklyn)-Southwestern Suffolk-Southeastern Suffolk- Southern Queens-Southern Nassau- 702 AM EDT Sat Jun 29 2019 This Hazardous Weather Outlook is for southeast New York. .DAY ONE...Today and tonight. There is a risk for scattered strong to severe thunderstorms to move through the region this afternoon into early this evening with a cold frontal passage. The primary threat will be strong to damaging wind gusts. The thunderstorms may also produce frequent lightning and large hail. The approximate timing of thunderstorms this afternoon into early evening is: Lower Hudson Valley and Interior Connecticut: 3-6pm Northeast NJ, NYC and Coastal Connecticut: 4-7pm Long Island: 5-8pm. There is a moderate risk of rip current development at the ocean beaches this afternoon. .DAYS TWO THROUGH SEVEN...Sunday through Friday. An isolated strong to severe thunderstorm is possible Sunday afternoon with a cold frontal passage. The main threats will be strong wind gusts and small hail. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures.
In the hours before
Special weather statement, Jun 29, 3:24 PM EDT, 10 minutes before
Special Weather Statement
National Weather Service New York NY
324 PM EDT Sat Jun 29 2019
NYZ080-178-179-292015-
Southwest Suffolk-Southern Queens-Southern Nassau-
324 PM EDT Sat Jun 29 2019
...A STRONG THUNDERSTORM WILL AFFECT QUEENS...WESTERN SUFFOLK AND
SOUTHERN NASSAU COUNTIES...
At 323 PM EDT, a strong thunderstorm was located over Baldwin, or
over Freeport, moving east at 30 mph.
Wind gusts up to 35 mph are possible with this storm.
Locations impacted include...
Levittown, Freeport, Valley Stream, Long Beach, Lindenhurst, Garden
City, Massapequa, Lynbrook, Mineola, Woodmere, Babylon, Farmingdale,
Robert Moses State Park, Kennedy Airport and Jones Beach.
Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
LAT...LON 4058 7375 4060 7384 4072 7377 4075 7373
4073 7322 4069 7322 4070 7323 4068 7327
4065 7337 4067 7324 4065 7322 4064 7324
4064 7322 4062 7322 4062 7324 4061 7330
4063 7333 4058 7355
TIME...MOT...LOC 1923Z 278DEG 26KT 4066 7362
DSThe office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 3:24 PM EDT | Special Weather Statement | OKX | Nassau | 51 min |
| Jun 29, 3:34 PM EDT | Special Marine Warning | OKX | 41 min | |
| Jun 29, 3:58 PM EDT | Special Marine Warning | OKX | 47 min | |
| Jun 29, 4:06 PM EDT | Special Weather Statement | OKX | Nassau | 39 min |
| Jun 29, 4:12 PM EDT | Special Marine Warning | OKX | 21 min | |
| Jun 29, 4:27 PM EDT | Special Weather Statement | OKX | Bronx, New York | 63 min |
| Jun 29, 4:59 PM EDT | Severe Thunderstorm Warning | OKX | Richmond | 48 min |
| Jun 29, 5:05 PM EDT | Special Marine Warning | OKX | 55 min | |
| Jun 29, 5:14 PM EDT | Special Weather Statement | OKX | Bronx | 46 min |
| Jun 29, 5:28 PM EDT | Severe Thunderstorm Warning | OKX | Kings, Nassau, Queens | 25 min |
| Jun 29, 5:32 PM EDT | Special Marine Warning | OKX | 43 min | |
| Jun 29, 5:41 PM EDT | Special Weather Statement | OKX | Nassau | 49 min |
| Jun 29, 6:04 PM EDT | Special Marine Warning | OKX | 26 min | |
| Jun 29, 6:07 PM EDT | Special Weather Statement | OKX | Nassau | 38 min |
| Jun 29, 6:11 PM EDT | Special Marine Warning | OKX | 34 min | |
| Jun 29, 6:24 PM EDT | Special Marine Warning | OKX | 51 min | |
| Jun 29, 6:45 PM EDT | Special Marine Warning | OKX | 30 min | |
| Jun 29, 7:44 PM EDT | Special Marine Warning | OKX | 46 min | |
| Jun 29, 7:49 PM EDT | Special Marine Warning | OKX | 26 min | |
| Jun 29, 4:18 PM EDT | Special Weather Statement | OKX | Essex, Hudson | 42 min |
| Jun 29, 4:27 PM EDT | Severe Thunderstorm Warning | OKX | Bergen, Essex, Hudson, Passaic | 48 min |
| Jun 29, 7:30 PM EDT | Special Weather Statement | OKX | 30 min | |
| Jun 29, 7:38 PM EDT | Severe Thunderstorm Warning | OKX | Greater Bridgeport Planning Region | 27 min |
| Jun 29, 7:42 PM EDT | Special Weather Statement | OKX | 48 min |
Nearby
Severe Thunderstorm Warnings in New York, 2019Every severe thunderstorm warning in 2019
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.