Alert archive / Pennsylvania / Special Weather Statements in 2023

Special Weather Statement, NWS Philadelphia/Mount Holly

June 27, 2023Berks County, Pennsylvania

NWS Philadelphia/Mount Holly issued this special weather statement at Jun 27, 2023, 2:21 PM EDT for Berks County, Pennsylvania. It was in force for 24 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: Jun 27, 2023, 2:21 PM EDT (18:21 UTC)
Expired: Jun 27, 2023, 2:45 PM EDT
In force: 24 min
Issued by: NWS Philadelphia/Mount Holly
Hail: 0.75 in
Wind: 50

County Berks County, PA

The radar

The Philadelphia radar (KDIX), 127 km from the middle of the area, began a volume at 18:22 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

Washington/Dulle, VA (KIAD), launched 12:00Z, 6.4 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 133 J/kg
Mixed-layer CIN: -82 J/kg
Mixed-layer LCL: 1066 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: -8 m²/s²
0-3 km storm-relative helicity: 88 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

094 
WWUS81 KPHI 271821
SPSPHI

Special Weather Statement
National Weather Service Mount Holly NJ
221 PM EDT Tue Jun 27 2023
 
PAZ060-271845-
Berks PA-
221 PM EDT Tue Jun 27 2023

...A strong thunderstorm will impact portions of eastern Berks County
through 245 PM EDT...

At 221 PM EDT, Doppler radar was tracking a strong thunderstorm near
Laureldale, or near Reading, moving northeast at 15 mph.

HAZARD...Wind gusts up to 50 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...
Reading, Birdsboro, Kutztown, Fleetwood, Laureldale, Topton, Bally,
Bechtelsville, Lyons, Mount Penn, St. Lawrence, Lorane and Reiffton.

This includes Interstate 78 in Pennsylvania between mile markers 41
and 43.
 
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.

&&

LAT...LON 4060 7579 4042 7555 4039 7557 4025 7583
      4038 7599
TIME...MOT...LOC 1821Z 224DEG 11KT 4037 7585 

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...50 MPH

$$

MPS

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 26, 8:42 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon, Mercer, Middlesex, Somerset	48 min
Jun 26, 8:56 PM EDT	Areal Flood Advisory	PHI	Sussex	38 min
Jun 26, 8:56 PM EDT	Special Weather Statement	PHI	Warren	34 min
Jun 26, 9:21 PM EDT	Special Weather Statement	PHI	Mercer	24 min
Jun 26, 9:30 PM EDT	Flash Flood Warning	PHI	Warren	3 hr
Jun 26, 9:31 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon, Mercer, Middlesex, Somerset	44 min
Jun 26, 9:34 PM EDT	Flash Flood Warning	PHI	Sussex	2 hr
Jun 26, 9:46 PM EDT	Special Marine Warning	PHI		59 min
Jun 26, 9:51 PM EDT	Severe Thunderstorm Warning	PHI	Gloucester, Salem	54 min
Jun 26, 10:07 PM EDT	Special Weather Statement	PHI	Middlesex, Morris	23 min
Jun 26, 10:26 PM EDT	Severe Thunderstorm Warning	PHI	Morris	16 min
Jun 26, 10:33 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Camden, Gloucester, Salem	42 min
Jun 26, 10:41 PM EDT	Areal Flood Advisory	PHI	Sussex, Warren	84 min
Jun 26, 10:54 PM EDT	Areal Flood Advisory	PHI	Camden, Gloucester, Salem	3 hr
Jun 26, 11:07 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Camden, Hunterdon, Mercer, Middlesex, Monmouth and 1 more	53 min
Jun 26, 11:27 PM EDT	Areal Flood Advisory	PHI	Hunterdon, Mercer, Somerset	3 hr
Jun 26, 11:35 PM EDT	Flash Flood Warning	PHI	Mercer	6 hr
Jun 26, 11:42 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon, Mercer, Middlesex, Somerset	33 min
Jun 27, 12:00 AM EDT	Areal Flood Warning	PHI	Hunterdon, Morris, Somerset, Sussex, Warren	7 hr
Jun 27, 12:12 AM EDT	Special Weather Statement	PHI	Monmouth	33 min
Jun 27, 12:16 AM EDT	Special Marine Warning	PHI		44 min
Jun 27, 1:26 AM EDT	Special Marine Warning	PHI		49 min
Jun 27, 2:00 AM EDT	Special Marine Warning	PHI		45 min
Jun 27, 3:02 AM EDT	Flood Watch	PHI	Hunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more	46 min
Jun 27, 3:48 AM EDT	Flood Watch	PHI	Burlington, Camden, Gloucester, Hunterdon, Mercer, Middlesex and 5 more	17 hr
Jun 27, 4:04 AM EDT	River Flood Warning	PHI	Morris	22 hr
Jun 27, 11:16 AM EDT	Areal Flood Advisory	PHI	Morris, Sussex	3 hr
Jun 27, 11:42 AM EDT	Areal Flood Advisory	PHI	Monmouth	2 hr
Jun 27, 3:05 PM EDT	Severe Thunderstorm Warning	PHI	Cumberland, Salem	40 min
Jun 27, 3:06 PM EDT	Special Marine Warning	PHI		54 min
Jun 27, 3:32 PM EDT	Areal Flood Advisory	PHI	Cumberland, Salem	3 hr
Jun 27, 3:38 PM EDT	Severe Thunderstorm Warning	PHI	Cumberland, Salem	52 min
Jun 27, 3:41 PM EDT	Severe Thunderstorm Warning	PHI	Salem	22 min
Jun 27, 3:52 PM EDT	Special Marine Warning	PHI		53 min
Jun 27, 4:21 PM EDT	Severe Thunderstorm Warning	PHI	Cumberland, Salem	39 min
Jun 27, 4:24 PM EDT	Areal Flood Advisory	PHI	Warren	3 hr
Jun 27, 4:33 PM EDT	Severe Thunderstorm Warning	PHI	Warren	42 min
Jun 27, 4:36 PM EDT	Severe Thunderstorm Warning	PHI	Cumberland, Salem	26 min
Jun 27, 4:39 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon, Mercer	51 min
Jun 27, 5:01 PM EDT	Severe Thunderstorm Warning	PHI	Morris, Warren	44 min
Jun 27, 5:05 PM EDT	Special Marine Warning	PHI		25 min
Jun 27, 5:17 PM EDT	Flash Flood Warning	PHI	Salem	4 hr
Jun 27, 5:22 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Camden	38 min
Jun 27, 5:23 PM EDT	Severe Thunderstorm Warning	PHI	Cumberland, Gloucester, Salem	32 min
Jun 27, 5:40 PM EDT	Special Weather Statement	PHI	Hunterdon, Somerset	35 min
Jun 27, 5:45 PM EDT	Special Weather Statement	PHI	Warren	45 min
Jun 27, 5:49 PM EDT	Special Weather Statement	PHI	Camden	26 min
Jun 27, 5:52 PM EDT	Areal Flood Advisory	PHI	Sussex, Warren	3 hr
Jun 27, 5:52 PM EDT	Special Weather Statement	PHI	Burlington	38 min
Jun 27, 5:57 PM EDT	Areal Flood Advisory	PHI	Burlington, Camden, Cumberland, Gloucester, Mercer, Salem	3 hr
Jun 27, 6:08 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Camden	25 min
Jun 27, 6:12 PM EDT	Special Weather Statement	PHI	Middlesex, Morris, Somerset	33 min
Jun 27, 6:15 PM EDT	Special Weather Statement	PHI	Warren	45 min
Jun 27, 6:35 PM EDT	Special Weather Statement	PHI	Burlington	25 min
Jun 27, 6:40 PM EDT	Special Marine Warning	PHI		36 min
Jun 27, 6:46 PM EDT	Severe Thunderstorm Warning	PHI	Morris	44 min
Jun 27, 6:49 PM EDT	Areal Flood Advisory	PHI	Sussex	3 hr
Jun 27, 6:52 PM EDT	Areal Flood Advisory	PHI	Hunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more	3 hr
Jun 27, 7:03 PM EDT	Special Weather Statement	PHI	Sussex	27 min
Jun 27, 7:30 PM EDT	Special Weather Statement	PHI	Sussex	30 min
Jun 27, 7:56 PM EDT	Special Weather Statement	PHI	Atlantic	34 min
Jun 26, 8:27 PM EDT	Special Weather Statement	PHI	Chester	33 min
Jun 26, 8:33 PM EDT	Special Weather Statement	PHI	Philadelphia	27 min
Jun 26, 8:36 PM EDT	Special Weather Statement	PHI	Bucks	24 min
Jun 26, 8:40 PM EDT	Severe Thunderstorm Warning	PHI	Chester	31 min
Jun 26, 9:18 PM EDT	Severe Thunderstorm Warning	PHI	Berks	42 min
Jun 26, 9:47 PM EDT	Severe Thunderstorm Warning	PHI	Chester, Montgomery	43 min
Jun 26, 9:58 PM EDT	Severe Thunderstorm Warning	PHI	Chester	47 min
Jun 27, 12:51 AM EDT	Flash Flood Warning	PHI	Chester, Montgomery	4 hr
Jun 27, 1:23 AM EDT	Special Weather Statement	PHI	Montgomery	37 min
Jun 27, 2:23 AM EDT	River Flood Warning	PHI	Chester	6 hr
Jun 27, 2:29 AM EDT	Special Weather Statement	PHI	Delaware	31 min
Jun 27, 3:01 AM EDT	Special Weather Statement	PHI	Delaware, Montgomery, Philadelphia	29 min
Jun 27, 3:26 AM EDT	River Flood Warning	PHI	Delaware	4 hr
Jun 27, 3:54 AM EDT	River Flood Warning	PHI	Chester, Delaware	5 hr
Jun 27, 6:14 AM EDT	Areal Flood Warning	PHI	Montgomery, Philadelphia	3 hr
Jun 27, 6:16 AM EDT	Areal Flood Warning	PHI	Chester, Delaware	3 hr
Jun 27, 10:08 AM EDT	River Flood Warning	PHI	Chester, Delaware	109 min
Jun 27, 12:45 PM EDT	Special Weather Statement	PHI	Berks	30 min
Jun 27, 2:13 PM EDT	Severe Thunderstorm Warning	PHI	Chester	47 min

Nearby

Special Weather Statements in Pennsylvania, 2023 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.