Alert archive / New Jersey / Flash Flood Warnings in 1991
Flash Flood Warning 18, NWS New York, NY
NWS New York, NY issued this flash flood warning at Aug 19, 1991, 9:45 AM EDT for Hunterdon County, New Jersey. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Aug 19, 1991, 9:45 AM EDT (13:45 UTC)
- Expired
- Aug 19, 1991, 4:15 PM EDT
- In force
- 7 hr
- Issued by
- NWS New York, NY
- Area
- Whole counties
County Hunterdon County, NJ
The nearest sounding before it
Albany, NY (KALB), launched 12:00Z, 1.8 hours before the alert went out and 253 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 735 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 79 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Aug 19, 7:45 AM EDT, 2 hours before
NYZ014>017-NJZ001-005-007-015-191300- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NEW YORK NY 730 AM EDT MON AUG 19 1991 ...HURRICANE WARNING IN EFFECT THROUGH THIS AFTERNOON... ...TORNADO WATCH IN EFFECT FOR SUFFOLK COUNTY UNTIL 600 PM... ...FLOOD WATCH IN EFFECT TODAY... A BAND OF THUNDERSTORMS CONTAINING HEAVY RAIN EXTENDED FROM NEW YORK CITY EAST TO CENTRAL LONG ISLAND. ANOTHER BAND OF THUNDERSTORMS WITH HEAVY RAIN WAS OVER THE OCEAN FROM 45 TO 75 MILES SOUTHEAST OF NEW YORK CITY. THESE BANDS OF THUNDERSTORMS WERE PART OF AN AREA OF RAIN OVER SOUTHERN VERMONT...SOUTHERN NEW HAMPSHIRE...MASSACHUSETTS...CONNECTICUT...RHODE ISLAND...SOUTHEAST NEW YORK FROM ALBANY SOUTHWARD...LONG ISLAND...LONG ISLAND SOUND... THE NEW YORK METROPOLITAN AREA...NEW JERSEY...EASTERN PENNSYLVANIA... DELAWARE AND OVER THE OCEAN UP TO 175 MILES SOUTHEAST OF NEW YORK CITY. MOVEMENT WAS NORTHEAST AT 30 MILES AN HOUR. IFC
Special weather statement, Aug 19, 8:37 AM EDT, 1 hour 8 minutes before
NYZ014>017-NJZ001-005-007-015-191400- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NEW YORK NY 830 AM EDT MON AUG 19 1991 ...HURRICANE WARNING IN EFFECT THROUGH THIS AFTERNOON... ...TORNADO WATCH IN EFFECT FOR SUFFOLK COUNTY UNTIL 600 PM... ...FLOOD WATCH IN EFFECT TODAY... A BAND OF SHOWERS AND THUNDERSTORMS CONTAINING TORRENTIAL DOWNPOURS COVERED ALL OF NEW YORK CITY...FAIRFIELD COUNTY CONNECTICUT...ROCKLAND ...PUTNAM AND WESTCHESTER COUNTIES IN SOUTHEAST NEW YORK...NASSAU COUNTY ...MOST OF SUFFOLK COUNTY WEST OF ISLIP...ALL OF NORTHEAST AND CENTRAL NEW JERSEY. BANDS OF SHOWERS AND THUNDERSTORMS CONTAINING HEAVY RAIN WAS ALSO IN PROGRESS OVER THE NEARBY COASTAL WATERS FROM FIRE ISLAND SOUTH TO ATLANTIC CITY. LIGHTER RAIN WAS DETECTED OVER THE REMAINDER OF EASTERN LONG ISLAND... MOST OF SOUTHERN NEW ENGLAND...ALL OF EASTERN NEW YORK FROM NEWBURGH NORTH TO GLEN FALLS...THE REST OF NEW JERSEY...EXTREME EASTERN PENNSYLVANIA AND OVER THE OCEAN UP TO 175 MILES SOUTHEAST OF NEW YORK CITY. MOVEMENT WAS NORTHNORTHEAST AT 20 TO 25 MILES AN HOUR. GIGI
Special weather statement, Aug 19, 9:37 AM EDT, 8 minutes before
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</html>The office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 9:45 AM EDT | Flash Flood Warning | OKX | Bergen, Essex, Union | 7 hr |
| Aug 19, 9:45 AM EDT | Flash Flood Warning | OKX | Middlesex, Monmouth | 7 hr |
| Aug 19, 8:47 AM EDT | Flash Flood Warning | OKX | Richmond | 7 hr |
| Aug 19, 8:47 AM EDT | Flash Flood Warning | OKX | Nassau, Suffolk | 7 hr |
| Aug 19, 8:47 AM EDT | Flash Flood Warning | OKX | Bronx, New York, Westchester | 7 hr |
| Aug 19, 8:47 AM EDT | Flash Flood Warning | OKX | Kings, Queens | 7 hr |
| Aug 19, 8:47 AM EDT | Flash Flood Warning | OKX | Rockland | 7 hr |
| Aug 19, 11:03 AM EDT | Flash Flood Warning | OKX | Greater Bridgeport Planning Region, Naugatuck Valley Planning Region | 3 hr |
| Aug 19, 12:07 PM EDT | Flash Flood Warning | OKX | Lower Connecticut River Valley Planning Region | 3 hr |
Nearby
Flash Flood Warnings in New Jersey, 1991Every flash flood warning in 1991
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.