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5 products issued by NWS for: Pottstown PA
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Severe Thunderstorm Warning

Severe Weather Statement
National Weather Service Mount Holly NJ
458 PM EDT FRI AUG 18 2017

PAC011-017-091-182115-
/O.CON.KPHI.SV.W.0163.000000T0000Z-170818T2115Z/
Berks PA-Montgomery PA-Bucks PA-
458 PM EDT FRI AUG 18 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR EAST CENTRAL BERKS...NORTHWESTERN MONTGOMERY AND WEST CENTRAL
BUCKS COUNTIES...

At 458 PM EDT, a severe thunderstorm was located near Green Lane, or
16 miles south of Allentown, moving east at 30 mph.

HAZARD...60 mph wind gusts and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to trees and power lines.

Locations impacted include...
Norristown, Pottstown, Lansdale, West Norriton, East Norriton,
Perkasie, Souderton, Collegeville, Trappe, Hatfield, Dublin,
Schwenksville, Green Lane, Fricks, Spring Mount, Geryville,
Gilbertsville, Skippack, Stowe and Telford.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4033 7553 4042 7549 4037 7520 4012 7532
      4022 7559 4024 7560 4024 7561 4023 7560
      4027 7573 4034 7570
TIME...MOT...LOC 2058Z 271DEG 24KT 4036 7541

TORNADO...POSSIBLE
HAIL...0.88IN
WIND...60MPH

$$

SFJ




Severe Weather Statement

Severe Weather Statement
National Weather Service Mount Holly NJ
458 PM EDT FRI AUG 18 2017

PAC011-017-091-182115-
/O.CON.KPHI.SV.W.0163.000000T0000Z-170818T2115Z/
Berks PA-Montgomery PA-Bucks PA-
458 PM EDT FRI AUG 18 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR EAST CENTRAL BERKS...NORTHWESTERN MONTGOMERY AND WEST CENTRAL
BUCKS COUNTIES...

At 458 PM EDT, a severe thunderstorm was located near Green Lane, or
16 miles south of Allentown, moving east at 30 mph.

HAZARD...60 mph wind gusts and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to trees and power lines.

Locations impacted include...
Norristown, Pottstown, Lansdale, West Norriton, East Norriton,
Perkasie, Souderton, Collegeville, Trappe, Hatfield, Dublin,
Schwenksville, Green Lane, Fricks, Spring Mount, Geryville,
Gilbertsville, Skippack, Stowe and Telford.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4033 7553 4042 7549 4037 7520 4012 7532
      4022 7559 4024 7560 4024 7561 4023 7560
      4027 7573 4034 7570
TIME...MOT...LOC 2058Z 271DEG 24KT 4036 7541

TORNADO...POSSIBLE
HAIL...0.88IN
WIND...60MPH

$$

SFJ




Flood Advisory

Flood Advisory
National Weather Service Mount Holly NJ
457 PM EDT FRI AUG 18 2017

MDC015-PAC017-029-091-190000-
/O.NEW.KPHI.FA.Y.0211.170818T2057Z-170819T0000Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cecil MD-Montgomery PA-Bucks PA-Chester PA-
457 PM EDT FRI AUG 18 2017

The National Weather Service in Mount Holly NJ has issued a

* Flood Advisory for...
  Cecil County in northeastern Maryland...
  Montgomery County in southeastern Pennsylvania...
  Bucks County in southeastern Pennsylvania...
  Chester County in southeastern Pennsylvania...

* Until 800 PM EDT

* At 455 PM EDT...Doppler radar indicated heavy rain due to
  thunderstorms moving into the advisory area from the west. This
  will cause minor flooding in the advisory area. Up to one or two
  inches of rain may fall in a short period of time.

* Some locations that could experience flooding include...
  West Chester, Elkton, Calvert, Norristown, Pottstown, Phoenixville,
  Lansdale, West Norriton, East Norriton, Coatesville, Westtown,
  Quakertown, Perkasie, Doylestown, Downingtown, Souderton,
  Bedminster, Ambler, Kennett Square and Collegeville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around...don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 3976 7606 4011 7594 4025 7569 4045 7553
      4042 7549 4061 7520 4057 7518 4057 7511
      4042 7506 4040 7497 4034 7494 4005 7540
      3984 7559 3977 7574 3972 7579 3953 7578
      3955 7608 3972 7623

$$

Iovino




Severe Thunderstorm Warning

Severe Weather Statement
National Weather Service Mount Holly NJ
446 PM EDT FRI AUG 18 2017

MDC015-PAC011-029-091-182130-
/O.CON.KPHI.SV.W.0164.000000T0000Z-170818T2130Z/
Cecil MD-Berks PA-Montgomery PA-Chester PA-
446 PM EDT FRI AUG 18 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR NORTH CENTRAL CECIL...SOUTHEASTERN BERKS...WEST CENTRAL
MONTGOMERY AND CHESTER COUNTIES...

At 446 PM EDT, severe thunderstorms were located along a line
extending from near Birdsboro to near Wakefield, moving east at 20
mph.

HAZARD...70 mph wind gusts and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to mobile
         homes, roofs, and outbuildings.

Locations impacted include...
Reading, Calvert, Pottstown, Phoenixville, Coatesville, Downingtown,
Birdsboro, Collegeville, Oxford, Royersford, Parkesburg, Trappe, West
Grove, Rising Sun, Honey Brook, Schwenksville, Elverson, New Morgan,
Glen Roy and Blake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Mount Holly NJ.

Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.

&&

LAT...LON 3974 7612 3973 7610 3974 7610 3976 7606
      3983 7604 3987 7599 3995 7600 4004 7593
      4011 7594 4014 7588 4022 7600 4035 7590
      4032 7535 3964 7592 3972 7618
TIME...MOT...LOC 2046Z 283DEG 19KT 4027 7586 3983 7622

TORNADO...POSSIBLE
HAIL...0.88IN
WIND...70MPH

$$

SFJ




Severe Thunderstorm Watch

SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 455
NWS STORM PREDICTION CENTER NORMAN OK
225 PM EDT FRI AUG 18 2017

SEVERE THUNDERSTORM WATCH 455 IS IN EFFECT UNTIL 900 PM EDT
FOR THE FOLLOWING LOCATIONS

PAC001-011-017-025-029-037-041-043-045-055-069-071-075-077-079-
089-091-093-095-097-099-101-103-107-127-131-133-190100-
/O.NEW.KWNS.SV.A.0455.170818T1825Z-170819T0100Z/

PA
.    PENNSYLVANIA COUNTIES INCLUDED ARE

ADAMS                BERKS               BUCKS
CARBON               CHESTER             COLUMBIA
CUMBERLAND           DAUPHIN             DELAWARE
FRANKLIN             LACKAWANNA          LANCASTER
LEBANON              LEHIGH              LUZERNE
MONROE               MONTGOMERY          MONTOUR
NORTHAMPTON          NORTHUMBERLAND      PERRY
PHILADELPHIA         PIKE                SCHUYLKILL
WAYNE                WYOMING             YORK
$$




U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
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