Alert archive / Pennsylvania / Special Weather Statements in 2017

Special Weather Statement, NWS Pittsburgh, PA

April 20, 2017Westmoreland County, Pennsylvania

NWS Pittsburgh, PA issued this special weather statement at Apr 20, 2017, 1:29 PM EDT for Westmoreland County, Pennsylvania. It was in force for 61 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
Apr 20, 2017, 1:29 PM EDT (17:29 UTC)
Expired
Apr 20, 2017, 2:30 PM EDT
In force
61 min
Issued by
NWS Pittsburgh, PA

County Westmoreland County, PA

The radar

The Pittsburgh radar (KPBZ), 93 km from the middle of the area, began a volume at 17:29 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 text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Pittsburgh, PA wrote its last area forecast discussion before this special weather statement went out at Apr 20, 12:45 PM EDT, 44 minutes earlier.

Area forecast discussion, Apr 20, 12:45 PM EDT, 44 minutes before
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Hazardous weather outlook, Apr 20, 3:17 AM EDT, 10 hours 12 minutes before
Hazardous Weather Outlook
National Weather Service Pittsburgh PA
317 AM EDT Thu Apr 20 2017

OHZ039>041-048>050-057-058-PAZ007>009-013>016-020-022-WVZ001-210730-
Tuscarawas-Carroll-Columbiana-Coshocton-Harrison-Jefferson-Muskingum-
Guernsey-Mercer-Venango-Forest-Lawrence-Butler-Clarion-Beaver-
Armstrong-Hancock-
317 AM EDT Thu Apr 20 2017

This Hazardous Weather Outlook is for east central Ohio, northwest
Pennsylvania, west central Pennsylvania, western Pennsylvania and
northern West Virginia.

.DAY ONE...Today and Tonight.

There is a slight risk of severe thunderstorms later this afternoon
and early tonight. The greatest threat is expected to be damaging
winds...with large hail also possible.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

MDZ001-OHZ059-068-069-PAZ021-023-029-031-073>076-WVZ002>004-012-021-
509>514-210730-
Garrett-Belmont-Noble-Monroe-Allegheny-Indiana-Washington-Greene-
Westmoreland-Westmoreland Ridges-Fayette-Fayette Ridges-Brooke-Ohio-
Marshall-Wetzel-Marion-Monongalia-
Ridges of Eastern Monongalia and Northwestern Preston-Preston-
Eastern Preston-Western Tucker-Eastern Tucker-
317 AM EDT Thu Apr 20 2017

This Hazardous Weather Outlook is for western Maryland, east
central Ohio, southwest Pennsylvania, west central Pennsylvania,
northern West Virginia and northern panhandle of West Virginia.

.DAY ONE...Today and Tonight.

There is a marginal risk of severe thunderstorms later this
afternoon and early tonight. Damaging winds and large hail are
possible.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Apr 20, 12:29 PM EDT, 1 hour before
Special Weather Statement
National Weather Service Pittsburgh PA
1229 PM EDT THU APR 20 2017

PAZ021-073-201700-
Westmoreland-Allegheny-
1229 PM EDT THU APR 20 2017

...A STRONG THUNDERSTORM CAPABLE OF PRODUCING SMALL HAIL...GUSTY WIND
AND HEAVY RAIN WILL AFFECT NORTHEASTERN ALLEGHENY AND NORTHWESTERN
WESTMORELAND COUNTIES...

At 1229 PM EDT, a strong thunderstorm was located near Oakmont, or
near Penn Hills, moving east at 25 mph.

Wind gusts up to 45 mph and small hail are possible with this storm.

Locations impacted include...
Plum...                           Hampton Township...
New Kensington...                 Lower Burrell...
Harrison Township...              Fox Chapel...
Arnold...                         Tarentum...
Natrona Heights...                Springdale...
Brackenridge...                   Cheswick...

This includes  Pennsylvania Turnpike between mile markers 40 and 48.

Torrential rainfall also is occurring with this storm and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

LAT...LON 4055 7994 4065 7995 4065 7964 4050 7958
TIME...MOT...LOC 1629Z 271DEG 23KT 4058 7986
Local storm report, Apr 20, 12:51 PM EDT, 38 minutes before
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Local storm report, Apr 20, 12:58 PM EDT, 31 minutes before
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Local storm report, Apr 20, 1:06 PM EDT, 23 minutes before
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Local storm report, Apr 20, 1:27 PM EDT, 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA
127 PM EDT THU APR 20 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0115 PM     HAIL             2 SW SALINA             40.50N  79.53W
04/20/2017  M1.25 INCH       WESTMORELAND       PA   TRAINED SPOTTER

&&

EVENT NUMBER PBZ1701321

TAX
Special weather statement, Apr 20, 1:29 PM EDT, 0 minutes before
Special Weather Statement
National Weather Service Pittsburgh PA
129 PM EDT THU APR 20 2017

PAZ023-073-074-201830-
Westmoreland Ridges-Westmoreland-Indiana-
129 PM EDT THU APR 20 2017

...A STRONG THUNDERSTORM CAPABLE OF PRODUCING HAIL AND GUSTY WIND
WILL AFFECT SOUTHWESTERN INDIANA AND EAST CENTRAL WESTMORELAND
COUNTIES...

At 128 PM EDT, a strong thunderstorm was located 7 miles northeast of
Delmont, or 10 miles southeast of Apollo, moving east at 25 mph.

Wind gusts up to 45 mph and hail up to the size of nickels are
possible with this storm.

Locations impacted include...
McChesneytown-Loyalhanna...       Blairsville...
Derry...                          Black Lick...
New Florence...                   New Alexandria...
Seward...                         Bolivar...
Armagh...

This storm may intensify, so monitor local radio or television
stations for additional information and possible warnings from the
National Weather Service.

LAT...LON 4034 7901 4032 7903 4028 7906 4027 7907
      4025 7908 4024 7910 4021 7911 4020 7913
      4042 7954 4045 7947 4051 7942 4044 7895
TIME...MOT...LOC 1728Z 289DEG 23KT 4047 7944

TAX

The office that day

Everything else NWS Pittsburgh, PA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 19, 8:18 PM EDTSpecial Weather StatementPBZLawrence42 min
Apr 19, 10:03 PM EDTSpecial Weather StatementPBZAllegheny, Beaver42 min
Apr 20, 12:29 PM EDTSpecial Weather StatementPBZAllegheny31 min
Apr 20, 12:41 PM EDTSevere Thunderstorm WarningPBZAllegheny, Westmoreland49 min
Apr 20, 1:38 PM EDTSpecial Weather StatementPBZBeaver52 min
Apr 20, 2:16 PM EDTSpecial Weather StatementPBZWestmoreland29 min
Apr 20, 2:27 PM EDTSevere Thunderstorm WarningPBZArmstrong, Butler, Clarion48 min
Apr 20, 2:28 PM EDTSevere Thunderstorm WarningPBZAllegheny, Fayette, Westmoreland47 min
Apr 20, 3:04 PM EDTSevere Thunderstorm WarningPBZIndiana, Westmoreland41 min
Apr 20, 3:14 PM EDTSevere Thunderstorm WarningPBZArmstrong, Clarion, Jefferson46 min
Apr 20, 3:58 PM EDTSevere Thunderstorm WarningPBZJefferson17 min
Apr 19, 8:31 PM EDTSpecial Weather StatementPBZColumbiana44 min
Apr 19, 9:14 PM EDTSpecial Weather StatementPBZColumbiana46 min
Apr 20, 10:15 AM EDTSpecial Weather StatementPBZColumbiana45 min
Apr 20, 12:16 PM EDTSpecial Weather StatementPBZBelmont29 min
Apr 20, 6:36 PM EDTSpecial Weather StatementPBZCoshocton39 min
Apr 20, 7:08 PM EDTSpecial Weather StatementPBZMuskingum37 min
Apr 20, 7:15 PM EDTSevere Thunderstorm WarningPBZGuernsey, Muskingum45 min
Apr 20, 7:59 PM EDTSpecial Weather StatementPBZGuernsey31 min
Apr 20, 4:28 PM EDTSpecial Weather StatementPBZMonongalia, Preston47 min
Apr 20, 4:35 PM EDTSevere Thunderstorm WarningPBZPreston28 min

Nearby

Special Weather Statements in Pennsylvania, 2017Every special weather statement in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.