Alert archive / Pennsylvania / Wind Advisories in 2019

Wind Advisory 6, NWS Pittsburgh, PA

April 26, 2019Fayette County, Westmoreland County, Pennsylvania; Preston County, Tucker County, West Virginia

NWS Pittsburgh, PA issued this wind advisory at Apr 26, 2019, 2:50 PM EDT for Fayette County, Westmoreland County, Pennsylvania; Preston County, Tucker County, West Virginia. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Apr 26, 2019, 2:50 PM EDT (18:50 UTC)
Expired
Apr 27, 2019, 2:00 AM EDT
In force
11 hr
Issued by
NWS Pittsburgh, PA

Counties Fayette County, PA, Westmoreland County, PA, Preston County, WV, Tucker County, WV

The radar

The Pittsburgh radar (KPBZ), 107 km from the middle of the area, began a volume at 18:53 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, 6.8 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.

Skew-T log-pSkew-T log-p diagram, Washington/Dulle, VA at 12:00Z on 2019-04-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 49 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 12:00Z on 2019-04-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 293 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
49 J/kg
Mixed-layer CIN
-221 J/kg
Mixed-layer LCL
715 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
293 m²/s²
0-3 km storm-relative helicity
355 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this wind advisory 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 wind advisory went out at Apr 26, 2:32 PM EDT, 18 minutes earlier.

Area forecast discussion, Apr 26, 2:32 PM EDT, 18 minutes before
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Hazardous weather outlook, Apr 26, 4:01 AM EDT, 10 hours 49 minutes before
Hazardous Weather Outlook
National Weather Service Pittsburgh PA
401 AM EDT Fri Apr 26 2019

MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ007>009-013>016-020>023-
029-031-073>076-WVZ001>004-012-021-509>514-270815-
Garrett-Tuscarawas-Carroll-Columbiana-Coshocton-Harrison-
Jefferson OH-Muskingum-Guernsey-Belmont-Noble-Monroe-Mercer-Venango-
Forest-Lawrence-Butler-Clarion-Jefferson PA-Beaver-Allegheny-
Armstrong-Indiana-Washington-Greene-Westmoreland-Westmoreland Ridges-
Fayette-Fayette Ridges-Hancock-Brooke-Ohio-Marshall-Wetzel-Marion-
Monongalia-Ridges of Eastern Monongalia and Northwestern Preston-
Preston-Eastern Preston-Western Tucker-Eastern Tucker-
401 AM EDT Fri Apr 26 2019

This Hazardous Weather Outlook is for western Maryland, 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.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

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 26, 11:11 AM EDT, 3 hours 39 minutes before
Special Weather Statement
National Weather Service Pittsburgh PA
1111 AM EDT Fri Apr 26 2019

PAZ020-021-029-261545-
Beaver-Washington-Allegheny-
1111 AM EDT Fri Apr 26 2019

...A SHOWER CAPABLE OF PRODUCING GUSTY WIND WILL AFFECT NORTHWESTERN
WASHINGTON...SOUTHERN BEAVER AND WEST CENTRAL ALLEGHENY COUNTIES...

At 1108 AM EDT, a line of showers were located near Imperial, or 9
miles southwest of Moon Township, moving east at 30 mph.

Isolated damaging wind gusts of up to 55 mph will be possible along
this line of showers as it continues east.

Locations impacted include...
Upper St. Clair...                Robinson Township...
Kennedy Township...               Bridgeville...
Imperial...                       McDonald...
Sturgeon-Noblestown...            Oakdale...
Burgettstown...                   Collier Township...
Enlow...                          South Fayette Township...

This includes the following highways...
  Interstate 79 in Pennsylvania between mile markers 52 and 55, and
  between mile markers 58 and 63.
  Interstate 376 in Pennsylvania between mile markers 54 and 63.

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

LAT...LON 4039 8041 4049 8040 4048 8010 4032 8011
TIME...MOT...LOC 1508Z 276DEG 17KT 4042 8035

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 26, 11:11 AM EDTSpecial Weather StatementPBZWashington34 min

Nearby

Wind Advisories in Pennsylvania, 2019Wind Advisories in West Virginia, 2019Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.