Alert archive / New Jersey / Areal Flood Advisories in 2018
Areal Flood Advisory 103, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this areal flood advisory at Jun 28, 2018, 5:49 AM EDT for 4 counties in New Jersey; Bucks County, Montgomery County, Pennsylvania. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Jun 28, 2018, 5:49 AM EDT (09:49 UTC)
- Expired
- Jun 28, 2018, 7:58 AM EDT
- In force
- 2 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Somerset County, NJ, Bucks County, PA, Montgomery County, PA
The radar
The Philadelphia radar (KDIX), 63 km from the middle of the area, began a volume at 09:49 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 00:00Z, 9.8 hours before the alert went out and 176 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
- 1060 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 155 m²/s²
- 0-3 km storm-relative helicity
- 142 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 28, 4:08 AM EDT, 1 hour 41 minutes earlier.
Area forecast discussion, Jun 28, 4:08 AM EDT, 1 hour 41 minutes before
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</html>Hazardous weather outlook, Jun 28, 4:33 AM EDT, 1 hour 16 minutes before
Hazardous Weather Outlook National Weather Service Mount Holly NJ 433 AM EDT Thu Jun 28 2018 NJZ001-PAZ054-055-290845- Sussex-Carbon-Monroe- 433 AM EDT Thu Jun 28 2018 This Hazardous Weather Outlook is for northern New Jersey and northeast Pennsylvania. .DAY ONE...Today and Tonight. Rainfall early this morning may be heavy at times, especially with any thunderstorms that occur, and could lead to localized poor drainage and small stream flooding. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Heat index values may reach between 100 and 105 degrees in the valleys on Sunday afternoon. Heat indices in the upper 90s to around 100 degrees are possible in the valleys during the afternoon on Monday. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to standard operating procedures. DEZ002-003-MDZ012-015-019-020-NJZ016-021>023-290845- Kent-Inland Sussex-Kent MD-Queen Annes-Talbot-Caroline-Salem- Cumberland-Atlantic-Cape May- 433 AM EDT Thu Jun 28 2018 This Hazardous Weather Outlook is for central Delaware, southern Delaware, northeast Maryland and southern New Jersey. .DAY ONE...Today and Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. 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. NJZ014-024>026-290845- Eastern Monmouth-Atlantic Coastal Cape May-Coastal Atlantic- Coastal Ocean- 433 AM EDT Thu Jun 28 2018 This Hazardous Weather Outlook is for central New Jersey and southern New Jersey. .DAY ONE...Today and Tonight. A moderate risk for the development of dangerous rip currents is in effect through this evening. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. The probability of widespread hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to standard operating procedures. ANZ430-431-450>455-290845- 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- 433 AM EDT Thu Jun 28 2018 This Hazardous Weather Outlook is for Atlantic coastal waters and Delaware Bay Waters. .DAY ONE...Today and Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. 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. NJZ007-PAZ060>062-101-103-105-290845- Warren-Berks-Lehigh-Northampton-Western Chester-Western Montgomery- Upper Bucks- 433 AM EDT Thu Jun 28 2018 This Hazardous Weather Outlook is for northern New Jersey, east central Pennsylvania and southeast Pennsylvania. .DAY ONE...Today and Tonight. Showers and thunderstorms moving through early this morning may be heavy at times and could lead to localized poor drainage and small stream flooding. More localized flash flooding is also possible. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Heat Index values may reach between 100 and 105 degrees in the valleys on Sunday and Monday afternoon. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to standard operating procedures. DEZ004-290845- Delaware Beaches- 433 AM EDT Thu Jun 28 2018 This Hazardous Weather Outlook is for southern Delaware. .DAY ONE...Today and Tonight. A moderate risk for the development of dangerous rip currents is in effect through this evening. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Hazardous weather is not expected at this time. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to standard operating procedures. DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-290845- New Castle-Mercer-Gloucester-Camden-Northwestern Burlington-Delaware- Philadelphia-Eastern Chester-Eastern Montgomery-Lower Bucks- 433 AM EDT Thu Jun 28 2018 This Hazardous Weather Outlook is for northern Delaware, central New Jersey, southern New Jersey and southeast Pennsylvania. .DAY ONE...Today and Tonight. Hazardous weather is not expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Heat Index values may approach 100 degrees on Saturday and may reach between 100 and 105 degrees on Sunday and Monday afternoon. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to standard operating procedures. MDZ008-290845- Cecil- 433 AM EDT Thu Jun 28 2018 This Hazardous Weather Outlook is for northeast Maryland. .DAY ONE...Today and Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. 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. NJZ008>010-012-013-020-027-290845- Morris-Hunterdon-Somerset-Middlesex-Western Monmouth-Ocean- Southeastern Burlington- 433 AM EDT Thu Jun 28 2018 This Hazardous Weather Outlook is for central New Jersey, northern New Jersey, northwest New Jersey and southern New Jersey. .DAY ONE...Today and Tonight. The probability for widespread hazardous weather is low. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Heat Index values may reach between 100 and 105 degrees on Sunday and Monday afternoon. .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 28, 4:52 AM EDT, 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
452 AM EDT THU JUN 28 2018
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0445 AM HEAVY RAIN GILBERTSVILLE 40.32N 75.61W
06/28/2018 M1.82 INCH MONTGOMERY PA TRAINED SPOTTER
THE RAIN FELL OVER A 40 MINUTE PERIOD.
&&
EVENT NUMBER PHI1801035
IOVINOThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 9:34 PM EDT | Small Craft Advisory for Hazardous Seas | PHI | 30 hr | |
| Jun 28, 4:52 AM EDT | Areal Flood Advisory | PHI | Hunterdon | 4 hr |
| Jun 28, 6:36 AM EDT | Areal Flood Advisory | PHI | Middlesex, Monmouth, Morris, Somerset | 3 hr |
| Jun 28, 7:14 PM EDT | Special Weather Statement | PHI | Middlesex | 46 min |
| Jun 28, 1:36 AM EDT | Areal Flood Advisory | PHI | Berks | 4 hr |
| Jun 28, 4:01 AM EDT | Areal Flood Advisory | PHI | Berks, Lehigh, Montgomery, Northampton | 3 hr |
| Jun 28, 9:30 AM EDT | Areal Flood Warning | PHI | Bucks | 4 hr |
| Jun 28, 3:28 PM EDT | Special Weather Statement | PHI | Carbon, Monroe | 62 min |
Nearby
Areal Flood Advisories in New Jersey, 2018Areal Flood Advisories in Pennsylvania, 2018Every areal flood advisory in 2018
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.