Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 284, NWS Pittsburgh, PA

September 1, 2019Fayette County, Pennsylvania

NWS Pittsburgh, PA issued this severe thunderstorm warning at Sep 1, 2019, 5:17 PM EDT for Fayette County, Pennsylvania. It was in force for 43 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 1, 2019, 5:17 PM EDT (21:17 UTC)
Expired
Sep 1, 2019, 6:00 PM EDT
In force
43 min
Issued by
NWS Pittsburgh, PA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Fayette County, PA

The radar

The Pittsburgh radar (KPBZ), 84 km from the middle of the area, began a volume at 21:19 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 forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Sep 1, 5:01 PM EDT, 16 minutes earlier.

Area forecast discussion, Sep 1, 5:01 PM EDT, 16 minutes before
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Hazardous weather outlook, Sep 1, 5:43 AM EDT, 11 hours 34 minutes before
Hazardous Weather Outlook
National Weather Service Pittsburgh PA
543 AM EDT Sun Sep 1 2019

OHZ039>041-048>050-057>059-068-069-PAZ007-008-013>015-020>022-029-
031-073-075-WVZ001>004-012-021-509-020945-
Tuscarawas-Carroll-Columbiana-Coshocton-Harrison-Jefferson OH-
Muskingum-Guernsey-Belmont-Noble-Monroe-Mercer-Venango-Lawrence-
Butler-Clarion-Beaver-Allegheny-Armstrong-Washington-Greene-
Westmoreland-Fayette-Hancock-Brooke-Ohio-Marshall-Wetzel-Marion-
Monongalia-
543 AM EDT Sun Sep 1 2019

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

.DAY ONE...Today and tonight.

Isolated severe thunderstorms are possible this afternoon and early
evening. Damaging wind is expected to be the main hazard. Locally
heavy rain could also result in isolated flooding.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Hazardous weather is not expected at this time.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.

MDZ001-PAZ009-016-023-074-076-WVZ510>514-020945-
Garrett-Forest-Jefferson PA-Indiana-Westmoreland Ridges-
Fayette Ridges-Ridges of Eastern Monongalia and Northwestern Preston-
Preston-Eastern Preston-Western Tucker-Eastern Tucker-
543 AM EDT Sun Sep 1 2019

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

.DAY ONE...Today and tonight.

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

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, Sep 1, 4:22 PM EDT, 55 minutes before
Special Weather Statement
National Weather Service Pittsburgh PA
422 PM EDT Sun Sep 1 2019

WVZ021-509>511-012100-
Ridges of Eastern Monongalia and Northwestern
Preston-Marion-Monongalia-Preston-
422 PM EDT Sun Sep 1 2019

...A STRONG THUNDERSTORM CAPABLE OF PRODUCING HAIL AND GUSTY WIND
WILL AFFECT EASTERN MONONGALIA...WEST CENTRAL PRESTON AND
SOUTHEASTERN MARION COUNTIES...

At 421 PM EDT, a strong thunderstorm was located near Winfield, or
near Fairmont, moving northeast 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...
Morgantown...                     Fairmont...
Westover...                       Kingwood...
Pleasant Valley...                Winfield...
Newburg...                        Brookhaven...
Reedsville...                     Masontown...
Gladesville...                    Browns Chapel...

This includes the following highways...
  Interstate 68 in West Virginia between mile markers 1 and 9.
  Interstate 79 in West Virginia between mile markers 137 and 151.

LAT...LON 3943 7989 3944 7990 3945 7994 3942 8001
      3940 8003 3939 8005 3948 8016 3969 7990
      3947 7965 3936 7989
TIME...MOT...LOC 2021Z 234DEG 20KT 3946 8002
Special weather statement, Sep 1, 5:03 PM EDT, 14 minutes before
Special Weather Statement
National Weather Service Pittsburgh PA
503 PM EDT Sun Sep 1 2019

PAZ075-076-WVZ509-510-012145-
Fayette Ridges-Fayette-Ridges of Eastern Monongalia and Northwestern
Preston-Monongalia-
503 PM EDT Sun Sep 1 2019

...A STRONG THUNDERSTORM CAPABLE OF PRODUCING HAIL...GUSTY WIND AND
HEAVY RAIN WILL AFFECT SOUTHWESTERN FAYETTE...NORTHEASTERN MONONGALIA
AND NORTH CENTRAL PRESTON COUNTIES...

At 503 PM EDT, a strong thunderstorm was located over Point Marion,
or near Star City, moving northeast at 20 mph.

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

Locations impacted include...
Morgantown...                     Uniontown...
Masontown...                      Point Marion...
Brookhaven...                     Fairchance...
Smithfield...                     Republic...
New Salem...                      Grindstone...
Greensboro...                     Chalkhill...

This includes  Interstate 68 in West Virginia between mile markers 7
and 16.

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

LAT...LON 3960 7981 3969 8003 3972 8001 3972 7992
      3974 7990 3975 7990 3976 7993 3978 7994
      3979 7991 3980 7991 3983 7992 3985 7994
      3986 7992 3987 7993 3988 7991 3989 7992
      4002 7985 3989 7954
TIME...MOT...LOC 2103Z 210DEG 16KT 3972 7988

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 1, 5:03 PM EDTSpecial Weather StatementPBZFayette42 min
Sep 1, 6:28 PM EDTSpecial Weather StatementPBZWestmoreland47 min
Sep 1, 7:32 PM EDTSpecial Weather StatementPBZBeaver28 min
Sep 1, 7:59 PM EDTSevere Thunderstorm WarningPBZBeaver17 min
Sep 1, 6:22 AM EDTAreal Flood AdvisoryPBZMonroe3 hr
Sep 1, 6:42 PM EDTSpecial Weather StatementPBZMuskingum48 min
Sep 1, 6:58 PM EDTSevere Thunderstorm WarningPBZCarroll, Columbiana47 min
Sep 1, 7:17 PM EDTTornado WarningPBZCarroll, Columbiana13 min
Sep 1, 7:45 PM EDTSpecial Weather StatementPBZColumbiana30 min
Sep 1, 4:42 AM EDTSpecial Weather StatementPBZWetzel48 min
Sep 1, 4:22 PM EDTSpecial Weather StatementPBZPreston38 min
Sep 1, 7:39 PM EDTSpecial Weather StatementPBZHancock36 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2019Every severe thunderstorm warning 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; radar from the NEXRAD Level II archive.