Alert archive / New Jersey / Special Weather Statements in 2023
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Jul 25, 2023, 1:21 PM EDT for Hunterdon County, New Jersey. It was in force for 24 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 25, 2023, 1:21 PM EDT (17:21 UTC)
- Expired
- Jul 25, 2023, 1:45 PM EDT
- In force
- 24 min
- Issued by
- NWS Philadelphia/Mount Holly
- Hail
- 0.75 in
- Wind
- 40
County Hunterdon County, NJ
The radar
The Philadelphia radar (KDIX), 82 km from the middle of the area, began a volume at 17:23 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 |
|---|---|---|---|
| Jul 25, 1:53 PM EDT | TSTM WND DMG | Raritan Twp, NJ | Trees and wires down in Raritan Township. Time estimated from radar. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 5.4 hours before the alert went out and 188 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
- 231 J/kg
- Mixed-layer CIN
- -60 J/kg
- Mixed-layer LCL
- 960 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 63 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
461
WWUS81 KPHI 251721
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
121 PM EDT Tue Jul 25 2023
NJZ009-PAZ105-251745-
Hunterdon NJ-Upper Bucks PA-
121 PM EDT Tue Jul 25 2023
...A strong thunderstorm will impact portions of central Hunterdon
and north central Bucks Counties through 145 PM EDT...
At 121 PM EDT, Doppler radar was tracking a strong thunderstorm over
Erwinna, or 14 miles southeast of Easton, moving northeast at 30 mph.
HAZARD...Wind gusts up to 40 mph and penny size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Flemington, Tinicum, Clinton, Ferndale, Frenchtown, Milford, Erwinna,
Revere, Ottsville and Sand Brook.
This includes Interstate 78 in New Jersey between mile markers 11 and
16.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
northwestern New Jersey...and southeastern Pennsylvania.
&&
LAT...LON 4042 7512 4053 7521 4068 7496 4048 7478
TIME...MOT...LOC 1721Z 243DEG 24KT 4049 7509
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH
$$
MLBThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 25, 1:06 PM EDT | Severe Thunderstorm Warning | PHI | Warren | 39 min |
| Jul 25, 1:27 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Somerset | 48 min |
| Jul 25, 1:38 PM EDT | Flash Flood Warning | PHI | Gloucester | 4 hr |
| Jul 25, 1:52 PM EDT | Special Marine Warning | PHI | 38 min | |
| Jul 25, 2:06 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 39 min |
| Jul 25, 2:08 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Middlesex, Somerset | 52 min |
| Jul 25, 2:20 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland | 55 min |
| Jul 25, 2:39 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Morris, Somerset, Sussex | 51 min |
| Jul 25, 2:44 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Mercer, Middlesex, Morris, Somerset | 2 hr |
| Jul 25, 2:45 PM EDT | Special Marine Warning | PHI | 60 min | |
| Jul 25, 2:53 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Monmouth, Somerset | 52 min |
| Jul 25, 3:16 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer | 44 min |
| Jul 25, 3:24 PM EDT | Special Marine Warning | PHI | 96 min | |
| Jul 25, 3:27 PM EDT | Areal Flood Advisory | PHI | Middlesex, Somerset | 81 min |
| Jul 25, 3:40 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth, Ocean | 50 min |
| Jul 25, 3:45 PM EDT | Special Marine Warning | PHI | 60 min | |
| Jul 25, 3:52 PM EDT | Severe Thunderstorm Warning | PHI | Cape May, Cumberland | 53 min |
| Jul 25, 3:57 PM EDT | Areal Flood Advisory | PHI | Middlesex, Monmouth | 3 hr |
| Jul 25, 3:58 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester, Salem | 30 min |
| Jul 25, 4:12 PM EDT | Flash Flood Warning | PHI | Monmouth | 3 hr |
| Jul 25, 4:17 PM EDT | Special Marine Warning | PHI | 58 min | |
| Jul 25, 4:50 PM EDT | Special Marine Warning | PHI | 55 min | |
| Jul 25, 4:57 PM EDT | Areal Flood Advisory | PHI | Monmouth, Ocean | 2 hr |
| Jul 25, 5:09 PM EDT | Special Marine Warning | PHI | 66 min | |
| Jul 25, 11:58 AM EDT | Special Weather Statement | PHI | Montgomery | 32 min |
| Jul 25, 12:07 PM EDT | Special Weather Statement | PHI | Berks | 23 min |
| Jul 25, 12:16 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Lehigh, Montgomery | 44 min |
| Jul 25, 12:31 PM EDT | Special Weather Statement | PHI | Berks | 29 min |
| Jul 25, 12:33 PM EDT | Special Weather Statement | PHI | Berks | 27 min |
| Jul 25, 12:37 PM EDT | Special Weather Statement | PHI | Carbon | 38 min |
| Jul 25, 12:47 PM EDT | Areal Flood Advisory | PHI | Bucks, Montgomery | 33 min |
| Jul 25, 12:56 PM EDT | Special Weather Statement | PHI | Northampton | 34 min |
| Jul 25, 1:00 PM EDT | Special Weather Statement | PHI | Berks | 30 min |
| Jul 25, 1:03 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Chester, Lehigh, Montgomery | 42 min |
| Jul 25, 1:10 PM EDT | Special Weather Statement | PHI | Delaware | 35 min |
| Jul 25, 1:12 PM EDT | Special Weather Statement | PHI | Monroe | 33 min |
| Jul 25, 1:20 PM EDT | Flash Flood Warning | PHI | Bucks, Montgomery | 5 hr |
| Jul 25, 1:27 PM EDT | Areal Flood Advisory | PHI | Berks | 3 hr |
| Jul 25, 1:37 PM EDT | Areal Flood Advisory | PHI | Carbon | 3 hr |
| Jul 25, 1:41 PM EDT | Areal Flood Advisory | PHI | Lehigh, Northampton | 3 hr |
| Jul 25, 1:42 PM EDT | Special Weather Statement | PHI | Philadelphia | 33 min |
| Jul 25, 1:49 PM EDT | Special Weather Statement | PHI | Chester | 26 min |
| Jul 25, 1:54 PM EDT | Flash Flood Warning | PHI | Delaware, Philadelphia | 4 hr |
| Jul 25, 1:55 PM EDT | Areal Flood Advisory | PHI | Monroe | 2 hr |
| Jul 25, 2:14 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Montgomery | 46 min |
| Jul 25, 2:21 PM EDT | Areal Flood Advisory | PHI | Berks, Chester, Montgomery | 2 hr |
| Jul 25, 2:36 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Chester, Montgomery, Philadelphia | 39 min |
| Jul 25, 2:51 PM EDT | Flash Flood Warning | PHI | Chester, Montgomery | 3 hr |
| Jul 25, 2:57 PM EDT | Areal Flood Advisory | PHI | Chester | 3 hr |
| Jul 25, 3:06 PM EDT | Areal Flood Advisory | PHI | Bucks, Chester, Montgomery | 95 min |
| Jul 25, 3:13 PM EDT | Flash Flood Warning | PHI | Chester | 4 hr |
| Jul 25, 3:21 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 39 min |
| Jul 25, 3:34 PM EDT | Flash Flood Warning | PHI | Chester, Montgomery | 3 hr |
| Jul 25, 4:04 PM EDT | Areal Flood Advisory | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 3 hr |
| Jul 25, 4:55 PM EDT | Flash Flood Warning | PHI | Chester | 118 min |
| Jul 25, 5:07 PM EDT | River Flood Warning | PHI | Chester | 6 hr |
| Jul 25, 12:26 PM EDT | Special Weather Statement | PHI | Kent | 34 min |
| Jul 25, 12:52 PM EDT | Special Weather Statement | PHI | New Castle | 23 min |
| Jul 25, 1:34 PM EDT | Special Weather Statement | PHI | Kent | 26 min |
| Jul 25, 2:51 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 39 min |
| Jul 25, 3:21 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 39 min |
| Jul 25, 4:01 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 44 min |
| Jul 25, 1:32 PM EDT | Special Weather Statement | PHI | Kent | 28 min |
| Jul 25, 2:11 PM EDT | Severe Thunderstorm Warning | PHI | Queen Anne's, Talbot | 49 min |
Nearby
Special Weather Statements in New Jersey, 2023Every special weather statement in 2023
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.