New Jersey, 1999

Heavy Rain in New Jersey, May 19, 1999

May 19, 1999 · NWS PHI · 9 events in 9 counties and zones

A slow moving cold front helped produce a couple of bands of very heavy rain across the western part of New Jersey on the 19th. m.

Where it happened

Every event with a place to put it; 9 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
9

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS PHI wrote it up.

A slow moving cold front helped produce a couple of bands of very heavy rain across the western part of New Jersey on the 19th. Between 8 a.m. and 11 a.m. EDT the first band went through the state and affected most of the counties from Cumberland to Morris Counties westward. During the afternoon a second and heavier band of rain affected the western part of the state from Burlington County northward. Most storm totals averaged between 1.5 and 2.0 inches and caused some poor drainage flooding. No stream flooding was reported. Storm totals included 2.40 inches in Belvidere (Warren County), 2.10 inches in Somerville (Somerset County), 1.99 inches in West Deptford (Gloucester County), 1.98 inches in Readington Township (Hunterdon County), 1.82 inches in Pequannock (Morris County) and Millville (Cumberland County), 1.74 inches in Blackwells Mills (Somerset County), 1.59 inches in Newton (Sussex County), 1.54 inches in Montague (Sussex County) and White House Station (Hunterdon County), 1.51 inches in Seabrook (Cumberland County) and 1.40 inches in Atsion (Burlington County).

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

9 heavy rain. Local standard time, as filed.

Heavy Rain, Burlington

When
May 19, 7:00 AM EST to 4:00 PM EST
Where
Burlington County, Batsto
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
39.878, -74.668 (the zone’s center; the record gives no point)

Heavy Rain, Cumberland

When
May 19, 7:00 AM EST to 10:00 AM EST
Where
Cumberland County, Countywide
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
39.328, -75.129 (the zone’s center; the record gives no point)

Heavy Rain, Gloucester

When
May 19, 7:00 AM EST to 10:00 AM EST
Where
Gloucester County, Countywide
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
39.717, -75.142 (the zone’s center; the record gives no point)

Heavy Rain, Hunterdon

When
May 19, 7:00 AM EST to 4:00 PM EST
Where
Hunterdon County, Countywide
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
40.567, -74.912 (the zone’s center; the record gives no point)

Heavy Rain, Mercer

When
May 19, 7:00 AM EST to 4:00 PM EST
Where
Mercer County, Countywide
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
40.283, -74.702 (the zone’s center; the record gives no point)

Heavy Rain, Morris

When
May 19, 7:00 AM EST to 4:00 PM EST
Where
Morris County, Chester
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
40.862, -74.544 (the zone’s center; the record gives no point)

Heavy Rain, Somerset

When
May 19, 7:00 AM EST to 4:00 PM EST
Where
Somerset County, Countywide
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
40.564, -74.616 (the zone’s center; the record gives no point)

Heavy Rain, Sussex

When
May 19, 7:00 AM EST to 4:00 PM EST
Where
Sussex County, Countywide
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
41.140, -74.690 (the zone’s center; the record gives no point)

Heavy Rain, Warren

When
May 19, 7:00 AM EST to 4:00 PM EST
Where
Warren County, Countywide
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
40.857, -74.997 (the zone’s center; the record gives no point)

What these are

Heavy Rain
Rainfall totals unusual for the place and season that did not produce a flood.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in New Jersey in 1999Every state in 1999This day in weather historyWarnings in New Jersey, May 1999

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5699491, 5699492, 5699493, 5699494, 5699495, 5699496, 5699497, 5699498, 5699499.