Alert archive / Pennsylvania / Tornado Warnings in 2019
Tornado Warning 17, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this tornado warning at May 29, 2019, 3:17 PM EDT for Bucks County, Lehigh County, Pennsylvania. It was in force for 28 min. 4 reports 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
- May 29, 2019, 3:17 PM EDT (19:17 UTC)
- Expired
- May 29, 2019, 3:45 PM EDT
- In force
- 28 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 2.0 in
Counties Bucks County, PA, Lehigh County, PA
The radar
The Philadelphia radar (KDIX), 100 km from the middle of the area, began a volume at 19:19 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 |
|---|---|---|---|
| May 29, 3:20 PM EDT | HAIL 1 | Quakertown, PA | |
| May 29, 3:26 PM EDT | HAIL 2 | 5 Sw Pleasant Valley, PA | HAIL FELL FOR APPROX 10 MINUTES. WIDESPREAD QUARTER TO HALF DOLLAR SIZED HAIL WITH 2 INCH HAIL INCLUDED. |
| May 29, 3:43 PM EDT | HAIL 1 | Bedminster, PA | |
| May 29, 3:55 PM EDT | HAIL 1.5 | Quakertown, PA |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 29, 1:10 PM EDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 7.3 hours before the alert went out and 217 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
- 415 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- -157 m²/s²
- 0-3 km storm-relative helicity
- -76 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
046
WFUS51 KPHI 291917
TORPHI
PAC017-077-291945-
/O.NEW.KPHI.TO.W.0017.190529T1917Z-190529T1945Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mount Holly NJ
317 PM EDT Wed May 29 2019
The National Weather Service in Mount Holly NJ has issued a
* Tornado Warning for...
Southeastern Lehigh County in eastern Pennsylvania...
Northwestern Bucks County in southeastern Pennsylvania...
* Until 345 PM EDT.
* At 317 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Zionsville, or 8 miles south of Allentown, moving
east at 40 mph.
HAZARD...Tornado and hail up to two inches in diameter.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* Locations impacted include...
Quakertown, Perkasie, Doylestown, Bedminster, Dublin, Ottsville,
Zionsville, Pipersville, Geryville, Sellersville, Coopersburg,
Richlandtown and Trumbauersville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4051 7552 4050 7510 4032 7514 4042 7549
4045 7553
TIME...MOT...LOC 1917Z 281DEG 35KT 4046 7546
TORNADO...RADAR INDICATED
HAIL...2.00IN
$$
Iovino1 follow-up statement
213
WWUS51 KPHI 291930
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
330 PM EDT Wed May 29 2019
PAC077-291939-
/O.CAN.KPHI.TO.W.0017.000000T0000Z-190529T1945Z/
Lehigh PA-
330 PM EDT Wed May 29 2019
...THE TORNADO WARNING FOR SOUTHEASTERN LEHIGH COUNTY IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved into
upper Bucks County. Therefore, the warning has been cancelled for
Lehigh County.
A tornado watch remains in effect until 800 PM EDT for eastern and
southeastern Pennsylvania.
LAT...LON 4048 7543 4050 7539 4050 7510 4032 7514
4042 7544
TIME...MOT...LOC 1929Z 280DEG 33KT 4044 7533
$$
PAC017-291945-
/O.CON.KPHI.TO.W.0017.000000T0000Z-190529T1945Z/
Bucks PA-
330 PM EDT Wed May 29 2019
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM EDT FOR
NORTHWESTERN BUCKS COUNTY...
At 329 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Quakertown, or 13 miles southeast of Allentown,
moving east at 40 mph.
HAZARD...Tornado and two inch hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Quakertown, Perkasie, Doylestown, Bedminster, Dublin, Pipersville,
Ottsville, Richlandtown and Trumbauersville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4048 7543 4050 7539 4050 7510 4032 7514
4042 7544
TIME...MOT...LOC 1929Z 280DEG 33KT 4044 7533
TORNADO...RADAR INDICATED
HAIL...2.00IN
$$
IovinoThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 8:23 PM EDT | Tornado Warning | PHI | Monroe | 37 min |
| May 28, 9:17 PM EDT | River Flood Warning | PHI | Chester | 101 min |
| May 29, 3:18 AM EDT | Flash Flood Watch | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 18 hr |
| May 29, 2:19 PM EDT | Special Weather Statement | PHI | Lehigh | 41 min |
| May 29, 2:26 PM EDT | Special Weather Statement | PHI | Montgomery | 34 min |
| May 29, 2:30 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Lehigh, Montgomery, Northampton | 60 min |
| May 29, 2:48 PM EDT | Special Weather Statement | PHI | Monroe | 27 min |
| May 29, 2:59 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 46 min |
| May 29, 3:10 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Lehigh, Northampton | 65 min |
| May 29, 3:29 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe, Northampton | 46 min |
| May 29, 3:29 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 46 min |
| May 29, 3:38 PM EDT | Tornado Warning | PHI | Bucks | 37 min |
| May 29, 3:43 PM EDT | Flash Flood Warning | PHI | Carbon, Monroe | 4 hr |
| May 29, 3:43 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Lehigh | 62 min |
| May 29, 3:43 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 47 min |
| May 29, 4:04 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 41 min |
| May 29, 4:09 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 51 min |
| May 29, 4:13 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Lehigh, Northampton | 47 min |
| May 29, 4:16 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 27 min |
| May 29, 4:18 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Chester, Lehigh, Montgomery, Northampton | 42 min |
| May 29, 4:27 PM EDT | Areal Flood Advisory | PHI | Berks, Bucks, Carbon, Chester, Lehigh, Monroe and 2 more | 51 min |
| May 29, 4:35 PM EDT | Special Weather Statement | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 25 min |
| May 29, 4:42 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 48 min |
| May 29, 4:50 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Carbon, Chester, Lehigh, Montgomery, Northampton | 40 min |
| May 29, 4:53 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery | 67 min |
| May 29, 4:55 PM EDT | Flash Flood Warning | PHI | Berks, Bucks, Chester, Lehigh, Montgomery | 4 hr |
| May 29, 5:08 PM EDT | Tornado Warning | PHI | Bucks, Montgomery | 27 min |
| May 29, 5:14 PM EDT | Flash Flood Warning | PHI | Berks, Bucks, Carbon, Lehigh, Monroe, Northampton | 3 hr |
| May 29, 5:23 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Chester, Lehigh, Monroe, Montgomery and 1 more | 34 min |
| May 29, 5:27 PM EDT | Flash Flood Warning | PHI | Bucks, Chester, Montgomery, Philadelphia | 4 hr |
| May 29, 5:33 PM EDT | Tornado Warning | PHI | Bucks | 27 min |
| May 29, 5:39 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 66 min |
| May 29, 5:49 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Delaware, Montgomery, Philadelphia | 41 min |
| May 29, 6:06 PM EDT | Flash Flood Warning | PHI | Bucks | 4 hr |
| May 29, 6:06 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 24 min |
| May 29, 6:22 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 53 min |
| May 29, 6:35 PM EDT | Flash Flood Warning | PHI | Berks, Chester, Delaware, Montgomery, Philadelphia | 3 hr |
| May 29, 7:12 PM EDT | Areal Flood Advisory | PHI | Chester | 3 hr |
Nearby
Tornado Warnings in Pennsylvania, 2019Every tornado warning in 2019Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.