Alert archive / New Jersey / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 22, NWS New York, NY
NWS New York, NY issued this severe thunderstorm warning at May 29, 1998, 7:20 PM EDT for Essex County, Union County, New Jersey. It was in force for 45 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 29, 1998, 7:20 PM EDT (23:20 UTC)
- Expired
- May 29, 1998, 8:05 PM EDT
- In force
- 45 min
- Issued by
- NWS New York, NY
- Area
- Whole counties
Counties Essex County, NJ, Union County, NJ
The radar
The Philadelphia radar (KDIX), 87 km from the middle of the area, began a volume at 23:21 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 29, 7:30 PM EDT | Thunderstorm Wind 50 | Fanwood, NJ |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 29, 5:00 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 11.3 hours before the alert went out and 120 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1392 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 111 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
275 WUUS1 KNYC 292321 RRA SVRNYC NJC013-039-300005- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NEW YORK NY 720 PM EDT FRI MAY 29 1998 THE NATIONAL WEATHER SERVICE IN NEW YORK HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... ESSEX COUNTY IN NORTHEASTERN NEW JERSEY UNION COUNTY IN NORTHEASTERN NEW JERSEY * UNTIL 805 PM EDT * AT 710 PM EDT...A LINE OF STRONG THUNDERSTORMS WAS MOVING INTO NORTHERN ESSEX COUNTY. WINDS IN EXCESS OF 50 MILES AN HOUR WERE REPORTED AT NEW PROVIDENCE. MEW/MET &
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.
In the hours before
Special weather statement, May 29, 4:00 PM EDT, 3 hours 20 minutes before
SPECIAL WEATHER STATEMENT AND WEATHER MAP DISCUSSION FOR EXTREME SOUTHEAST NEW YORK... NORTHEAST NEW JERSEY AND SOUTHERN CONNECTICUT NATIONAL WEATHER SERVICE NEW YORK NY 400 PM EDT FRI MAY 29 1998 ...THERE IS A CHANCE FOR STRONG THUNDERSTORMS THROUGH EARLY TONIGHT... WITH A WARM...MOIST...UNSTABLE AIRMASS IN PLACE...LINES OF SCATTERED THUNDERSTORMS WILL MOVE SOUTHEAST ACROSS THE REGION THROUGH EARLY TONIGHT AS A COLD FRONT APPROACHES. A FEW THUNDERSTORMS MAY PRODUCE STRONG GUSTY WINDS AND HEAVY DOWNPOURS. THE AREA MOST VULNERABLE TO THESE STORMS EXTENDS FROM NORTHWEST TO NORTHEAST OF NEW YORK CITY. FAIR WEATHER WILL RETURN FOR SATURDAY...AS A HIGH PRESSURE SYSTEM BUILDS EAST ACROSS THE AREA. WITH ABUNDANT SUNSHINE AND LOW HUMIDITY...TEMPERATURES WILL QUICKLY CLIMB INTO THE LOWER AND MID 80S EXCEPT RIGHT ALONG THE IMMEDIATE SHORES WHERE LIGHT SEABREEZES WILL DEVELOP. THIS FAIR WEATHER WILL BE SHORT-LIVED AS A LOW PRESSURE SYSTEM RAPIDLY INTENSIFIES AS IT MOVES EAST OVER THE GREAT LAKES. A WARM FRONT WILL DEVELOP SOUTHWEST OF THE AREA SATURDAY NIGHT AND MOVE NORTHEAST TOWARD THE REGION SUNDAY. CLOUDS WILL INCREASE IN RESPONSE TO THIS AND THE CHANCE FOR SHOWERS AND THUNDERSTORMS WILL INCREASE DURING SUNDAY. UNSETTLED WEATHER WILL CONTINUE THROUGH MONDAY AS THE COLD FRONT ASSOCIATED WITH THIS LOW MOVES OVER THE AREA. KEEP TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO OR TELEVISION FOR UPDATES CONCERNING THIS SEVERE THUNDERSTORM POTENTIAL. KEEP AN EYE TO THE SKY FOR THREATENING WEATHER. THUNDERSTORMS WILL MOVE IN AN EAST DIRECTION...SO LOOK TO THE NORTH AND NORTHWEST. GC
The office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 7:31 PM EDT | Severe Thunderstorm Warning | OKX | Hudson | 64 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 1998Every severe thunderstorm warning in 1998
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.