Alert archive / New York / Severe Thunderstorm Watches in 2002
Severe Thunderstorm Watch 569
The Storm Prediction Center issued this severe thunderstorm watch at Aug 2, 2002, 4:50 PM EDT for 7 counties in New Jersey; 11 counties in New York; Lackawanna County, Pike County, Pennsylvania. It was in force for 4 hr.
The area
The outline as issued.
The facts
- Issued
- Aug 2, 2002, 4:50 PM EDT (20:50 UTC)
- Expired
- Aug 2, 2002, 9:00 PM EDT
- In force
- 4 hr
- Issued by
- the Storm Prediction Center
Counties Bergen County, NJ, Essex County, NJ, Hudson County, NJ, Morris County, NJ, Passaic County, NJ, Sussex 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, Lackawanna County, PA, Pike County, PA
The radar
The Brookhaven radar (KOKX), 13 km from the middle of the area, began a volume at 20:53 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.
Warnings issued inside it
9 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 5:04 PM EDT | Severe Thunderstorm Warning | OKX | Putnam, Westchester | 41 min |
| Aug 2, 5:15 PM EDT | Severe Thunderstorm Warning | OKX | Passaic | 45 min |
| Aug 2, 5:36 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Wayne | 24 min |
| Aug 2, 5:48 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna | 27 min |
| Aug 2, 6:55 PM EDT | Severe Thunderstorm Warning | OKX | Bronx, Westchester | 35 min |
| Aug 2, 7:05 PM EDT | Severe Thunderstorm Warning | OKX | Nassau, Queens, Suffolk | 55 min |
| Aug 2, 7:15 PM EDT | Severe Thunderstorm Warning | PHI | Sussex, Warren | 45 min |
| Aug 2, 7:38 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris | 52 min |
| Aug 2, 8:31 PM EDT | Severe Thunderstorm Warning | OKX | Kings, Nassau, Queens, Richmond | 59 min |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 8.8 hours before the alert went out and 13 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
- 249 J/kg
- Mixed-layer CIN
- -103 J/kg
- Mixed-layer LCL
- 1328 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 74 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 1:25 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
Nearby
Severe Thunderstorm Watches in New York, 2002Severe Thunderstorm Watches in New Jersey, 2002Severe Thunderstorm Watches in Connecticut, 2002Every severe thunderstorm watch in 2002
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.