Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 150, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 5, 2026, 7:33 PM EDT for Bucks County, Montgomery County, Philadelphia County, Pennsylvania. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 5, 2026, 7:33 PM EDT (23:33 UTC)
- Expired
- Jul 5, 2026, 8:01 PM EDT
- In force
- 28 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Bucks County, PA, Montgomery County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 49 km from the middle of the area, began a volume at 23:35 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 5, 6:44 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 11.6 hours before the alert went out and 194 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
- 113 J/kg
- Mixed-layer CIN
- -163 J/kg
- Mixed-layer LCL
- 849 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.7
The text
As transmitted.
472
WUUS51 KPHI 052333
SVRPHI
PAC017-091-101-060030-
/O.NEW.KPHI.SV.W.0150.260705T2333Z-260706T0030Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
733 PM EDT Sun Jul 5 2026
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Southeastern Montgomery County in southeastern Pennsylvania...
Southeastern Bucks County in southeastern Pennsylvania...
Northern Philadelphia County in southeastern Pennsylvania...
* Until 830 PM EDT.
* At 732 PM EDT, a severe thunderstorm was located over Jenkintown,
or 7 miles north of Philadelphia, moving northeast at 10 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Philadelphia, Bensalem, Bristol, Doylestown, Palmyra, Hatboro,
Ambler, Jenkintown, Beverly, Rockledge, Yardley, Newtown,
Tullytown, Abington, Langhorne, Bryn Athyn, Ivyland, Wissinoming,
Feasterville-Trevose, and Tacony.
People at the St. Michaels Fair should seek safe shelter immediately!
This includes the following highways...
Pennsylvania Turnpike between mile markers 333 and 359.
Northeast Extension near mile marker 21.
Interstate 95 in Pennsylvania between mile markers 26 and 40.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
In addition to damaging winds, cloud to ground lightning is
occurring with this storm. Move indoors immediately. Remember, if
you can hear thunder, you are close enough to be struck by lightning.
&&
LAT...LON 4012 7480 4013 7482 4011 7483 4007 7492
4007 7494 4003 7500 3999 7508 4011 7530
4042 7507 4016 7472
TIME...MOT...LOC 2332Z 215DEG 11KT 4011 7513
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Gorse2 follow-up statements
266
WWUS51 KPHI 052346
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
746 PM EDT Sun Jul 5 2026
PAC017-091-101-060030-
/O.CON.KPHI.SV.W.0150.000000T0000Z-260706T0030Z/
Montgomery PA-Bucks PA-Philadelphia PA-
746 PM EDT Sun Jul 5 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM EDT
FOR SOUTHEASTERN MONTGOMERY...SOUTHEASTERN BUCKS AND NORTHERN
PHILADELPHIA COUNTIES...
At 746 PM EDT, a severe thunderstorm was located over Willow Grove,
or 9 miles north of Philadelphia, moving northeast at 15 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Philadelphia, Bensalem, Bristol, Doylestown, Palmyra, Hatboro,
Ambler, Jenkintown, Beverly, Rockledge, Yardley, Newtown, Tullytown,
Abington, Langhorne, Bryn Athyn, Ivyland, Wissinoming,
Feasterville-Trevose, and Tacony.
People at the St. Michaels Fair should seek safe shelter immediately!
This includes the following highways...
Pennsylvania Turnpike between mile markers 333 and 359.
Northeast Extension near mile marker 21.
Interstate 95 in Pennsylvania between mile markers 26 and 40.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Cloud to ground lightning is occurring with this storm. Move indoors
immediately. Lightning is one of nature's leading killers.
Remember, if you can hear thunder, you are close enough to be struck
by lightning.
&&
LAT...LON 4012 7480 4013 7482 4011 7483 4007 7492
4007 7494 4003 7500 3999 7508 4011 7530
4042 7507 4016 7472
TIME...MOT...LOC 2346Z 215DEG 11KT 4015 7510
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Gorse180
WWUS51 KPHI 060001
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
801 PM EDT Sun Jul 5 2026
PAC017-091-101-060010-
/O.CAN.KPHI.SV.W.0150.000000T0000Z-260706T0030Z/
Montgomery PA-Bucks PA-Philadelphia PA-
801 PM EDT Sun Jul 5 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MONTGOMERY...
SOUTHEASTERN BUCKS AND NORTHERN PHILADELPHIA COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled. However gusty winds and
heavy rain are still possible with this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 100 AM EDT for
southern New Jersey...and southeastern Pennsylvania.
LAT...LON 4012 7480 4013 7482 4011 7483 4007 7492
4007 7494 4003 7500 3999 7508 4011 7530
4042 7507 4016 7472
TIME...MOT...LOC 2357Z 215DEG 11KT 4019 7507
$$
GorseThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 4, 8:25 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Chester, Delaware, Montgomery, Philadelphia | 65 min |
| Jul 4, 8:28 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Lehigh, Northampton | 62 min |
| Jul 4, 8:38 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware | 52 min |
| Jul 4, 8:59 PM EDT | Severe Thunderstorm Warning | PHI | Delaware, Philadelphia | 46 min |
| Jul 4, 9:15 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 75 min |
| Jul 4, 10:52 PM EDT | Heat Advisory | PHI | Berks, Bucks, Chester, Delaware, Lehigh, Montgomery and 2 more | 21 hr |
| Jul 5, 2:33 AM EDT | Flood Watch | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 41 hr |
| Jul 5, 7:30 PM EDT | Flash Flood Warning | PHI | Bucks, Montgomery, Philadelphia | 2 hr |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2026Every severe thunderstorm warning in 2026
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.