Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2006
Severe Thunderstorm Warning 244, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 25, 2006, 10:43 PM EDT for Berks County, Pennsylvania. It was in force for 32 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
- Aug 25, 2006, 10:43 PM EDT (02:43 UTC)
- Expired
- Aug 25, 2006, 11:15 PM EDT
- In force
- 32 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Counties, with a storm outline in the text
County Berks County, PA
The radar
The Philadelphia radar (KDIX), 128 km from the middle of the area, began a volume at 02:45 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 |
|---|---|---|---|
| Aug 25, 10:44 PM EDT | HAIL 0.75 | 3 Nw Birdsboro, PA | PENNY SIZE HAIL REPORTED JUST NORTHWEST OF BIRDSBORO. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 2.7 hours before the alert went out and 206 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
- 979 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 1772 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 104 m²/s²
- 0-3 km storm-relative helicity
- 192 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 4.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS51 KPHI 260242
SVRPHI
PAC011-260315-
/O.NEW.KPHI.SV.W.0244.060826T0243Z-060826T0315Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1043 PM EDT FRI AUG 25 2006
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN BERKS COUNTY IN EASTERN PENNSYLVANIA
THIS INCLUDES THE CITY OF READING
* UNTIL 1115 PM EDT
* AT 1040 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
READING...AND MOVING SOUTHEAST AT 25 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
BIRDSBORO BY 1050 PM EDT...
LAT...LON 4047 7589 4032 7601 4016 7588 4026 7573
4044 7555
$$
EBERWINEThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 11:05 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Montgomery | 40 min |
| Aug 25, 11:43 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Montgomery | 47 min |
| Aug 25, 11:53 PM EDT | Severe Thunderstorm Warning | PHI | Delaware | 52 min |
| Aug 26, 12:00 AM EDT | Severe Thunderstorm Warning | PHI | Philadelphia | 45 min |
| Aug 26, 1:55 AM EDT | Severe Thunderstorm Warning | PHI | Bucks | 50 min |
| Aug 26, 2:12 AM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh | 48 min |
| Aug 26, 3:05 AM EDT | Severe Thunderstorm Warning | PHI | Bucks, Lehigh | 55 min |
| Aug 26, 3:30 AM EDT | Severe Thunderstorm Warning | PHI | Montgomery | 45 min |
| Aug 26, 4:11 AM EDT | Severe Thunderstorm Warning | PHI | Philadelphia | 49 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2006Every severe thunderstorm warning in 2006
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.