Alert archive / New Jersey / Areal Flood Advisories in 2019
Areal Flood Advisory 87, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this areal flood advisory at Jun 18, 2019, 3:41 PM EDT for 5 counties in New Jersey; Bucks County, Lehigh County, Northampton County, Pennsylvania. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Jun 18, 2019, 3:41 PM EDT (19:41 UTC)
- Expired
- Jun 18, 2019, 7:32 PM EDT
- In force
- 4 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Hunterdon County, NJ, Morris County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Bucks County, PA, Lehigh County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 97 km from the middle of the area, began a volume at 19:42 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, 7.7 hours before the alert went out and 178 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
- 78 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 453 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 20 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
What forecasters said that day
The local office's own words before this areal flood advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Philadelphia/Mount Holly wrote its last area forecast discussion before this areal flood advisory went out at Jun 18, 2:29 PM EDT, 1 hour 12 minutes earlier.
Area forecast discussion, Jun 18, 2:29 PM EDT, 1 hour 12 minutes before
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</html>Hazardous weather outlook, Jun 18, 3:41 PM EDT, 0 minutes before
Hazardous Weather Outlook National Weather Service Mount Holly NJ 341 PM EDT Tue Jun 18 2019 NJZ001-007-008-PAZ054-055-060>062-191945- Sussex-Warren-Morris-Carbon-Monroe-Berks-Lehigh-Northampton- 341 PM EDT Tue Jun 18 2019 ...FLASH FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT... This Hazardous Weather Outlook is for northern New Jersey, east central Pennsylvania and northeast Pennsylvania. .DAY ONE...This afternoon and tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flash Flood Watch. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Additional opportunities for showers and thunderstorms exist Wednesday and Thursday. Flooding may become more of a problem with time should repeated rounds of storms affect the area. In addition, strong to severe thunderstorms are possible on Thursday. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to standard operating procedures. DEZ001>003-MDZ008-012-015-019-020-NJZ009-010-012-013-015>023-027- PAZ070-071-101>106-191945- New Castle-Kent-Inland Sussex-Cecil-Kent MD-Queen Annes-Talbot- Caroline-Hunterdon-Somerset-Middlesex-Western Monmouth-Mercer-Salem- Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland-Atlantic- Cape May-Southeastern Burlington-Delaware-Philadelphia- Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- 341 PM EDT Tue Jun 18 2019 ...FLASH FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT... ...SEVERE THUNDERSTORM WATCH 394 IN EFFECT UNTIL 10 PM EDT THIS EVENING... This Hazardous Weather Outlook is for central Delaware, northern Delaware, southern Delaware, northeast Maryland, central New Jersey, northern New Jersey, northwest New Jersey, southern New Jersey and southeast Pennsylvania. .DAY ONE...This afternoon and tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flash Flood Watch. Severe Thunderstorm Watch. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Additional opportunities for showers and thunderstorms exist Wednesday and Thursday. Flooding may become more of a problem with time should repeated rounds of storms affect the area. In addition, strong to severe thunderstorms are possible on Thursday. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to standard operating procedures. DEZ004-NJZ014-024>026-191945- Delaware Beaches-Eastern Monmouth-Atlantic Coastal Cape May- Coastal Atlantic-Coastal Ocean- 341 PM EDT Tue Jun 18 2019 ...FLASH FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT... ...SEVERE THUNDERSTORM WATCH 394 IN EFFECT UNTIL 10 PM EDT THIS EVENING... This Hazardous Weather Outlook is for southern Delaware, central New Jersey and southern New Jersey. .DAY ONE...This afternoon and tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flash Flood Watch. Severe Thunderstorm Watch. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Additional opportunities for showers and thunderstorms exist Wednesday and Thursday. Flooding may become more of a problem with time should repeated rounds of storms affect the area. In addition, strong to severe thunderstorms are possible on Thursday. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to standard operating procedures. ANZ430-431-450>455-191945- Delaware Bay waters north of East Point NJ to Slaughter Beach DE- Delaware Bay waters south of East Point NJ to Slaughter Beach DE- Coastal waters from Sandy Hook to Manasquan Inlet NJ out 20 nm- Coastal waters from Manasquan Inlet to Little Egg Inlet NJ out 20 nm- Coastal waters from Little Egg Inlet to Great Egg Inlet NJ out 20 nm- Coastal waters from Great Egg Inlet to Cape May NJ out 20 nm- Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm- Coastal waters from Cape Henlopen to Fenwick Island DE out 20 nm- 341 PM EDT Tue Jun 18 2019 ...SEVERE THUNDERSTORM WATCH 394 IN EFFECT UNTIL 10 PM EDT THIS EVENING... This Hazardous Weather Outlook is for Atlantic coastal waters and Delaware Bay Waters. .DAY ONE...This afternoon and tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Severe Thunderstorm Watch. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. The probability for widespread hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to standard operating procedures.
In the hours before
Local storm report, Jun 18, 2:51 PM EDT, 50 minutes before
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</html>Local storm report, Jun 18, 3:02 PM EDT, 39 minutes before
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</html>Local storm report, Jun 18, 3:35 PM EDT, 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
335 PM EDT TUE JUN 18 2019
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0308 PM FLOOD 1 S RED BANK 40.34N 74.07W
06/18/2019 MONMOUTH NJ TRAINED SPOTTER
MPING REPORT OF STREET FLOODING WITH ROADS
CLOSED AND VEHICLES STRANDED.
&&
TCDThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 10:28 PM EDT | Special Marine Warning | PHI | 32 min | |
| Jun 18, 11:07 AM EDT | Areal Flood Advisory | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 4 hr |
| Jun 18, 12:38 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Mercer, Middlesex, Morris, Somerset | 7 hr |
| Jun 18, 1:51 PM EDT | Flash Flood Warning | PHI | Mercer, Middlesex, Somerset | 4 hr |
| Jun 18, 2:06 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Monmouth, Somerset | 54 min |
| Jun 18, 2:11 PM EDT | Areal Flood Advisory | PHI | Mercer, Middlesex, Monmouth, Ocean | 4 hr |
| Jun 18, 2:35 PM EDT | Special Marine Warning | PHI | 70 min | |
| Jun 18, 2:36 PM EDT | Flash Flood Warning | PHI | Middlesex, Monmouth | 3 hr |
| Jun 18, 3:26 PM EDT | Flash Flood Warning | PHI | Hunterdon, Mercer, Somerset | 4 hr |
| Jun 18, 3:57 PM EDT | Flash Flood Warning | PHI | Hunterdon, Warren | 4 hr |
| Jun 18, 4:25 PM EDT | Special Weather Statement | PHI | Mercer | 35 min |
| Jun 18, 5:00 PM EDT | Areal Flood Advisory | PHI | Burlington, Mercer, Monmouth, Ocean | 67 min |
| Jun 18, 6:39 PM EDT | Areal Flood Warning | PHI | Hunterdon, Somerset | 4 hr |
| Jun 18, 7:24 PM EDT | Areal Flood Warning | PHI | Hunterdon, Mercer, Somerset | 4 hr |
| Jun 18, 5:09 PM EDT | Flash Flood Warning | PHI | Berks, Lehigh, Northampton | 3 hr |
| Jun 17, 9:32 PM EDT | Special Weather Statement | PHI | Sussex | 43 min |
| Jun 17, 11:59 PM EDT | Special Weather Statement | PHI | New Castle | 31 min |
Nearby
Areal Flood Advisories in New Jersey, 2019Areal Flood Advisories in Pennsylvania, 2019Every areal flood advisory in 2019
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.