Alert archive / New Jersey / Flash Flood Warnings in 2026
Flash Flood Warning 54, NWS New York, NY
NWS New York, NY issued this flash flood warning at Sep 1, 2026, 7:05 PM EDT for Richmond County, New York; Essex County, Union County, New Jersey. It was in force for 82 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
- Sep 1, 2026, 7:05 PM EDT (23:05 UTC)
- Expired
- Sep 1, 2026, 8:27 PM EDT
- In force
- 82 min
- Issued by
- NWS New York, NY
- Area
- Storm-based polygon
- Flood severity
- None
Counties Essex County, NJ, Union County, NJ, Richmond County, NY
The radar
The Philadelphia radar (KDIX), 82 km from the middle of the area, began a volume at 23:06 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, 11.1 hours before the alert went out and 117 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
- 17 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 481 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 127 m²/s²
- 0-3 km storm-relative helicity
- 177 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 5:58 PM EDT | Special Weather Statement | OKX | Kings, Queens, Richmond | 47 min |
| Sep 1, 6:17 PM EDT | Special Marine Warning | OKX | 43 min | |
| Sep 1, 6:22 PM EDT | Severe Thunderstorm Warning | OKX | Kings, Richmond | 34 min |
| Sep 1, 6:33 PM EDT | Areal Flood Advisory | OKX | Richmond | 57 min |
| Sep 1, 6:53 PM EDT | Special Marine Warning | OKX | 23 min | |
| Sep 1, 7:30 PM EDT | Special Weather Statement | OKX | Richmond | 45 min |
| Sep 1, 5:36 PM EDT | Special Weather Statement | OKX | Passaic | 39 min |
| Sep 1, 6:50 PM EDT | Severe Thunderstorm Warning | OKX | Essex, Union | 40 min |
| Sep 1, 6:56 PM EDT | Areal Flood Advisory | OKX | Essex, Union | 9 min |
Nearby
Flash Flood Warnings in New Jersey, 2026Flash Flood Warnings in New York, 2026Every flash flood warning in 2026
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.