north pgh Posted June 11, 2014 Share Posted June 11, 2014 Haven't been on in a while. Getting dark with distant thunder. Storms are slow movers. Hoping for no damage. I did see Tornado warning over in south central pa. Link to comment Share on other sites More sharing options...
KPITSnow Posted June 11, 2014 Share Posted June 11, 2014 Pretty nasty downtown Link to comment Share on other sites More sharing options...
north pgh Posted June 11, 2014 Share Posted June 11, 2014 Storms are here. Haven't seen it this dark in a couple years. Very strong wind rain and lightning Link to comment Share on other sites More sharing options...
meatwad Posted June 11, 2014 Share Posted June 11, 2014 Very Dark clouds moving in Thundering. Link to comment Share on other sites More sharing options...
meatwad Posted June 11, 2014 Share Posted June 11, 2014 Severe Thunderstorm Warning SEVERE THUNDERSTORM WARNING PAC003-005-051-063-125-129-112300- /O.NEW.KPBZ.SV.W.0055.140611T2220Z-140611T2300Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PITTSBURGH PA 620 PM EDT WED JUN 11 2014 THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHEASTERN ALLEGHENY COUNTY IN SOUTHWEST PENNSYLVANIA... SOUTHERN ARMSTRONG COUNTY IN WEST CENTRAL PENNSYLVANIA... SOUTHWESTERN INDIANA COUNTY IN WEST CENTRAL PENNSYLVANIA... EASTERN WASHINGTON COUNTY IN SOUTHWEST PENNSYLVANIA... NORTHWESTERN FAYETTE COUNTY IN SOUTHWEST PENNSYLVANIA... WESTMORELAND COUNTY IN SOUTHWEST PENNSYLVANIA... * UNTIL 700 PM EDT * AT 618 PM EDT...SEVERE THUNDERSTORMS WERE ALONG A LINE EXTENDING FROM ELIZABETH BORO TO PERRYOPOLIS...MOVING NORTHEAST AT 45 MPH. AN ADDITIONAL SEVERE THUNDERSTORM WAS LOCATED NEAR WEST NEWTON. HAZARD...60 MPH GUSTS. SOURCE...RADAR. IMPACT...TREE DAMAGE. * LOCATIONS IMPACTED INCLUDE... DONORA... PERRYOPOLIS... MONONGAHELA... MONESSEN... BELLE VERNON... CHARLEROI... ELIZABETH BORO... WEST NEWTON... MCKEESPORT... WEST MIFFLIN... TURTLE CREEK... MONROEVILLE... PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT WEDNESDAY EVENING FOR WESTERN MARYLAND AND SOUTHWESTERN PENNSYLVANIA AND NORTHERN WEST VIRGINIA. THIS LINE OF STORMS ALSO IS PRODUCING TORRENTIAL RAIN. POOR DRAINAGE AREAS MAY FLOOD QUICKLY. PLEASE REPORT SEVERE WEATHER BY CALLING...412-262-1988...POSTING TO THE NWS PITTSBURGH FACEBOOK PAGE...OR USING TWITTER @NWSPITTSBURGH. && LAT...LON 4068 7953 4044 7912 4001 7983 4026 8002 TIME...MOT...LOC 2220Z 228DEG 38KT 4029 7993 4011 7977 $$ KRAMAR/88 Link to comment Share on other sites More sharing options...
meatwad Posted June 11, 2014 Share Posted June 11, 2014 getting very windy now. Link to comment Share on other sites More sharing options...
meatwad Posted June 11, 2014 Share Posted June 11, 2014 very heavy rain. Link to comment Share on other sites More sharing options...
north pgh Posted June 11, 2014 Share Posted June 11, 2014 Pretty much done here. Wasn't too bad but early gusts were coming from the South East and swirling. Picked up .47 inches of rain and a lot of cloud to ground lightning. Have friends family in Saxonburg. Waiting for to hear back from them. They went to the basement. Link to comment Share on other sites More sharing options...
Mailman Posted June 12, 2014 Share Posted June 12, 2014 Didn't get too much action down this way. Did see some nice pictures circulating from around the city. Link to comment Share on other sites More sharing options...
meatwad Posted June 13, 2014 Share Posted June 13, 2014 Special Weather Statement SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 1259 PM EDT FRI JUN 13 2014 PAZ014-020>022-029-073-WVZ001-131800- ALLEGHENY PA-ARMSTRONG PA-BEAVER PA-BUTLER PA-HANCOCK WV- WASHINGTON PA-WESTMORELAND PA- 1259 PM EDT FRI JUN 13 2014 ...STRONG THUNDERSTORMS WILL AFFECT THE AREA... AT 1256 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR IN PITTSBURGH SHOWED STRONG THUNDERSTORMS ALONG A LINE FROM ALIQUIPPA TO COLLIERS...MOVING EAST AT 20 MPH. WIND GUSTS TO 40 MPH AND PENNY SIZE HAIL ARE POSSIBLE WITH THESE STORMS. HEAVY RAIN WILL POND WATER ON ROADS AND QUICKLY FILL SMALL STREAMS. LOCATIONS IMPACTED INCLUDE... RACCOON CREEK STATE PARK... HARSHAVILLE... BEAVER... ALIQUIPPA... FLORENCE... ECONOMY BORO... BURGETTSTOWN... MOON... CRANBERRY... SEWICKLEY... IMPERIAL... WEXFORD... PLEASE REPORT SIGNIFICANT WEATHER BY POSTING TO THE NWS PITTSBURGH FACEBOOK PAGE OR BY USING TWITTER @NWSPITTSBURGH. LAT...LON 4069 7960 4027 8002 4042 8058 4072 8029 $$ 07 Link to comment Share on other sites More sharing options...
meatwad Posted June 13, 2014 Share Posted June 13, 2014 Special Weather Statement SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 200 PM EDT FRI JUN 13 2014 PAZ014-021>023-029-073>076-131900- ALLEGHENY PA-ARMSTRONG PA-BUTLER PA-FAYETTE PA-FAYETTE RIDGES PA- INDIANA PA-WASHINGTON PA-WESTMORELAND PA-WESTMORELAND RIDGES PA- 200 PM EDT FRI JUN 13 2014 ...STRONG THUNDERSTORMS WILL AFFECT THE AREA... AT 157 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR IN PITTSBURGH SHOWED STRONG THUNDERSTORMS ALONG A LINE FROM 3 MILES WEST OF FREEPORT TO PLUM TO 4 MILES WEST OF MONONGAHELA...MOVING EAST AT 30 MPH. WIND GUSTS TO 40 MPH AND PENNY SIZE HAIL ARE POSSIBLE WITH THESE STORMS. HEAVY RAIN WILL POND WATER ON ROADS AND QUICKLY FILL SMALL STREAMS. LOCATIONS IMPACTED INCLUDE... WILKINSBURG... SPRINGDALE... RUSSELLTON... PENN HILLS... NEW KENSINGTON... FOX CHAPEL... EAST LIBERTY... BRENTWOOD... BETHEL PARK... BALDWIN... WEST MIFFLIN... NATRONA HEIGHTS... PLEASE REPORT SIGNIFICANT WEATHER BY POSTING TO THE NWS PITTSBURGH FACEBOOK PAGE OR BY USING TWITTER @NWSPITTSBURGH. LAT...LON 4067 7900 4040 7907 4004 7935 4016 8017 4052 7990 4073 7984 $$ Link to comment Share on other sites More sharing options...
Mailman Posted June 16, 2014 Share Posted June 16, 2014 MESOSCALE DISCUSSION 1014NWS STORM PREDICTION CENTER NORMAN OK0101 PM CDT MON JUN 16 2014AREAS AFFECTED...MUCH OF SOUTHERN/CENTRAL/EASTERN OH AND NORTHERN WVTO WESTERN PACONCERNING...SEVERE POTENTIAL...WATCH UNLIKELYVALID 161801Z - 162000ZPROBABILITY OF WATCH ISSUANCE...20 PERCENTSUMMARY...LOCALLY DAMAGING WINDS WILL BE POSSIBLE ON AN ISOLATEDBASIS THIS AFTERNOON AS STORMS SPREAD GENERALLY EASTWARD ACROSSSOUTHERN/CENTRAL/EASTERN PORTIONS OF OH AND NORTHERN WV INTO WESTERNOH.DISCUSSION...THUNDERSTORMS HAVE BEEN GRADUALLY INCREASING ACROSSPORTIONS OF OH SINCE LATE MORNING IN ASSOCIATION WITH ANINCREASINGLY WARM/WEAKLY INHIBITED BOUNDARY LAYER. IT IS POSSIBLETHIS DEVELOPMENT MAY BE AIDED BY A WEAK IMPULSE/SUBTLE MCV VIAUPSTREAM EARLY MORNING CONVECTION. REGARDLESS...A GENERAL PREVALENCEOF 80S F SURFACE DEWPOINTS AND MIDDLE 60S F SURFACE DEWPOINTS ISLEADING TO AS MUCH AS 1500 J/KG OF MLCAPE...BASED ON CONTEMPORARYMODIFICATIONS TO THE 12Z OBSERVED SOUNDING FROM WILMINGTON OH ASIDEFROM THE LATEST RAP SOUNDINGS. WHILE THE REGION IS WELL SOUTH OF THESTRONGER WESTERLIES ALOFT...MODEST WESTERLY WINDS BETWEEN 3-6 KM ANDSTEEPENING LOW-LEVEL LAPSE RATES/ADEQUATE CAPE MAY ALLOW FOR SOMESUSTAINED EASTWARD-MOVING CLUSTERS CAPABLE OF DOWNBURSTS THISAFTERNOON. WHILE NOT SEVERE...SOMEWHAT STRONGER CALIBER WIND GUSTSHAVE BEEN NOTED OVER THE PAST 1-2 HOURS FROM WRIGHT-PATERSON AFB /37KT/ AND PARKERSBURG WV /40 KT/...GUYER/MEAD.. 06/16/2014 Link to comment Share on other sites More sharing options...
RitualOfTheTrout Posted June 17, 2014 Share Posted June 17, 2014 Looking like tomorrow might be interesting day for severe weather. Link to comment Share on other sites More sharing options...
Mailman Posted June 18, 2014 Share Posted June 18, 2014 I think just about every Wednesday for the last month or so has been interesting weather-wise. Link to comment Share on other sites More sharing options...
meatwad Posted June 18, 2014 Share Posted June 18, 2014 Flash Flood Watch FLOOD WATCH NATIONAL WEATHER SERVICE PITTSBURGH PA 546 PM EDT WED JUN 18 2014 OHZ041-PAZ007>009-013>016-020>023-073-074-190545- /O.NEW.KPBZ.FF.A.0004.140618T2200Z-140619T1400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ COLUMBIANA-MERCER-VENANGO-FOREST-LAWRENCE-BUTLER-CLARION- JEFFERSON PA-BEAVER-ALLEGHENY-ARMSTRONG-INDIANA-WESTMORELAND- WESTMORELAND RIDGES- INCLUDING THE CITIES OF...SALEM...GROVE CITY...FRANKLIN... TIONESTA...NEW CASTLE...BUTLER...CLARION...BROOKVILLE...BEAVER... PITTSBURGH METRO AREA...KITTANNING...INDIANA...GREENSBURG... LATROBE...LIGONIER...DONEGAL 546 PM EDT WED JUN 18 2014 ...FLASH FLOOD WATCH IN EFFECT THROUGH THURSDAY MORNING... THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A * FLASH FLOOD WATCH FOR PORTIONS OF EAST CENTRAL OHIO AND PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...IN EAST CENTRAL OHIO...COLUMBIANA. IN PENNSYLVANIA...ALLEGHENY...ARMSTRONG... BEAVER...BUTLER...CLARION...FOREST...INDIANA...JEFFERSON PA... LAWRENCE...MERCER...VENANGO...WESTMORELAND AND WESTMORELAND RIDGES. * THROUGH THURSDAY MORNING * 1.5 TO 2.5 INCHES OF RAIN ARE POSSIBLE AS SHOWERS AND THUNDERSTORMS MOVE ACROSS THE AREA. * 1 TO 2 INCHES OF RAIN FELL OVER THE WATCH AREA LAST NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR FLASH FLOODING. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ 15 Link to comment Share on other sites More sharing options...
meatwad Posted June 18, 2014 Share Posted June 18, 2014 te: Click for Watch Status Reports. SEL5 URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH NUMBER 325 NWS STORM PREDICTION CENTER NORMAN OK 455 PM EDT WED JUN 18 2014 THE NWS STORM PREDICTION CENTER HAS ISSUED A * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF NORTHEAST OHIO LAKE ERIE * EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 455 PM UNTIL 1100 PM EDT. * PRIMARY THREATS INCLUDE... ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE ISOLATED LARGE HAIL EVENTS TO 1 INCH IN DIAMETER POSSIBLE THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 40 STATUTE MILES NORTH AND SOUTH OF A LINE FROM 80 MILES WEST OF CLEVELAND OHIO TO 20 MILES NORTH NORTHEAST OF YOUNGSTOWN OHIO. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES. && OTHER WATCH INFORMATION...CONTINUE...WW 321...WW 322...WW 323...WW 324... DISCUSSION...A BOWING MCS FROM NEAR DETROIT TO TOLEDO IS EXPECTED TO CONTINUE EAST-SOUTHEAST ACROSS THE WATCH AREA THIS EVENING. DAMAGING WINDS WILL BE THE PRIMARY HAZARD...THOUGH SOME HAIL IS ALSO POSSIBLE. AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 28040. ...MEAD Link to comment Share on other sites More sharing options...
meatwad Posted June 19, 2014 Share Posted June 19, 2014 oducts issued by NWS for: 2 Miles NW Mount Oliver PA Severe Thunderstorm WarningSEVERE THUNDERSTORM WARNINGPAC003-007-019-125-190215-/O.NEW.KPBZ.SV.W.0082.140619T0124Z-140619T0215Z/BULLETIN - EAS ACTIVATION REQUESTEDSEVERE THUNDERSTORM WARNINGNATIONAL WEATHER SERVICE PITTSBURGH PA924 PM EDT WED JUN 18 2014THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A* SEVERE THUNDERSTORM WARNING FOR... ALLEGHENY COUNTY IN SOUTHWEST PENNSYLVANIA... BEAVER COUNTY IN WESTERN PENNSYLVANIA... SOUTHERN BUTLER COUNTY IN WEST CENTRAL PENNSYLVANIA... NORTHERN WASHINGTON COUNTY IN SOUTHWEST PENNSYLVANIA...* UNTIL 1015 PM EDT* AT 919 PM EDT...SEVERE THUNDERSTORMS WERE ALONG A LINE EXTENDING FROM BEAVER FALLS TO FLORENCE...MOVING EAST AT 45 MPH. HAZARD...60 MPH GUSTS. SOURCE...RADAR. IMPACT...TREE DAMAGE.* LOCATIONS IMPACTED INCLUDE... BEAVER FALLS... RACCOON CREEK STATE PARK... HARSHAVILLE... FLORENCE... SHIPPINGPORT... BURGETTSTOWN... BEAVER... FOMBELL... ALIQUIPPA... ECONOMY BORO... MOON... IMPERIAL...PRECAUTIONARY/PREPAREDNESS ACTIONS...THIS LINE OF STORMS ALSO IS PRODUCING TORRENTIAL RAIN. POOR DRAINAGEAREAS MAY FLOOD QUICKLY.PLEASE REPORT SEVERE WEATHER BY CALLING...412-262-1988...POSTING TOTHE NWS PITTSBURGH FACEBOOK PAGE...OR USING TWITTER @NWSPITTSBURGH.&&LAT...LON 4060 7975 4058 7977 4055 7976 4022 7986 4040 8049 4085 8036 4078 7970TIME...MOT...LOC 0124Z 281DEG 41KT 4080 8030 4045 8039$$ Link to comment Share on other sites More sharing options...
Digger Posted June 19, 2014 Share Posted June 19, 2014 Nice storm. I don't think the winds got anywhere near 60, at least here. Rained hard, but not enough to be a problem, and a really nice lightning show. Link to comment Share on other sites More sharing options...
Mailman Posted June 19, 2014 Share Posted June 19, 2014 BULLETIN - EAS ACTIVATION REQUESTEDSEVERE THUNDERSTORM WARNINGNATIONAL WEATHER SERVICE PITTSBURGH PA1002 PM EDT WED JUN 18 2014THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A* SEVERE THUNDERSTORM WARNING FOR...SOUTHERN ALLEGHENY COUNTY IN SOUTHWEST PENNSYLVANIA...NORTHEASTERN GREENE COUNTY IN SOUTHWEST PENNSYLVANIA...SOUTHERN WASHINGTON COUNTY IN SOUTHWEST PENNSYLVANIA...NORTHWESTERN FAYETTE COUNTY IN SOUTHWEST PENNSYLVANIA...SOUTHWESTERN WESTMORELAND COUNTY IN SOUTHWEST PENNSYLVANIA...* UNTIL 1100 PM EDT* AT 1001 PM EDT...SEVERE THUNDERSTORMS WERE ALONG A LINE EXTENDINGFROM CANONSBURG TO 6 MILES SOUTHWEST OF CLAYSVILLE...MOVINGSOUTHEAST AT 35 MPH.HAZARD...60 MPH GUSTS.SOURCE...RADAR.IMPACT...TREE DAMAGE.* LOCATIONS IMPACTED INCLUDE...CLAYSVILLE... CANONSBURG... ENTERPRISE...WASHINGTON... SWARTS... MONONGAHELA...BENTLEYVILLE... MARIANNA... WAYNESBURG...MONESSEN... CHARLEROI... DONORA...PRECAUTIONARY/PREPAREDNESS ACTIONS...PLEASE REPORT SEVERE WEATHER BY CALLING...412-262-1988...POSTING TOTHE NWS PITTSBURGH FACEBOOK PAGE...OR USING TWITTER @NWSPITTSBURGH. Link to comment Share on other sites More sharing options...
meatwad Posted June 19, 2014 Share Posted June 19, 2014 Getting windy here, lots of lightning. Link to comment Share on other sites More sharing options...
meatwad Posted June 19, 2014 Share Posted June 19, 2014 Very Heavy Rain, lots of lightning now. Link to comment Share on other sites More sharing options...
meatwad Posted June 19, 2014 Share Posted June 19, 2014 Severe Thunderstorm Warning SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 1016 PM EDT WED JUN 18 2014 PAC003-005-063-129-190300- /O.CON.KPBZ.SV.W.0085.000000T0000Z-140619T0300Z/ ALLEGHENY PA-ARMSTRONG PA-INDIANA PA-WESTMORELAND PA- 1016 PM EDT WED JUN 18 2014 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 PM EDT FOR WESTMORELAND...INDIANA...ARMSTRONG AND ALLEGHENY COUNTIES... AT 1014 PM EDT...THE FRONT EDGE OF A SEVERE THUNDERSTORM WAS DETECTED NEAR APOLLO...MOVING EAST AT 45 MPH. HAZARD...60 MPH GUSTS. SOURCE...RADAR. IMPACT...TREE DAMAGE. * LOCATIONS IMPACTED INCLUDE... VANDERGRIFT... APOLLO... LEECHBURG... CROOKED CREEK LAKE PARK... FREEPORT... NATRONA HEIGHTS... NEW KENSINGTON... PLUM... SPRINGDALE... SALTSBURG... NEW ALEXANDRIA... ELDERTON... PRECAUTIONARY/PREPAREDNESS ACTIONS... PLEASE REPORT SEVERE WEATHER BY CALLING...412-262-1988...POSTING TO THE NWS PITTSBURGH FACEBOOK PAGE...OR USING TWITTER @NWSPITTSBURGH. LAT...LON 4050 7890 4030 7904 4049 7981 4067 7975 4067 7970 4070 7969 4072 7881 TIME...MOT...LOC 0216Z 275DEG 41KT 4059 7948 $$ 15 Link to comment Share on other sites More sharing options...
Mailman Posted June 19, 2014 Share Posted June 19, 2014 MESOSCALE DISCUSSION 1079NWS STORM PREDICTION CENTER NORMAN OK1118 PM CDT WED JUN 18 2014AREAS AFFECTED...PA...NRN WV...NRN MD...FAR NRN VA...DECONCERNING...SEVERE THUNDERSTORM WATCH 329...VALID 190418Z - 190545ZTHE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 329CONTINUES.SUMMARY...THE WIND DAMAGE THREAT MAY CONTINUE THROUGH PART OF THEOVERNIGHT PERIOD ACROSS SRN PA...NRN MD AND ERN WV. DUE TO THEISOLATED NATURE OF THE THREAT AND DECREASING INSTABILITY...WWISSUANCE IS NOT ANTICIPATED BEYOND THE 09Z WW EXPIRATION TIME.DISCUSSION...THE LATEST WATER VAPOR IMAGERY SHOWS A WELL-DEFINEDSHORTWAVE TROUGH IN THE OH VALLEY. LARGE-SCALE ASCENT AHEAD OF THISFEATURE IS SUPPORTING A LINEAR MCS CURRENTLY LOCATED FROM CNTRL PAEXTENDING SWWD INTO NRN WV. THIS LINE IS FORECAST TO CONTINUE TOMOVE ACROSS THE CNTRL APPALACHIAN MTNS DURING THE OVERNIGHT PERIOD.THE AIRMASS AHEAD OF THE LINE IS STILL MODERATELY UNSTABLE ACCORDINGTO OBJECTIVE ANALYSIS WITH MLCAPE ESTIMATED IN THE 1000 TO 2000 J/KRANGE IN SRN PA AND NRN MD. THIS COMBINED UNIDIRECTIONAL FLOWEVIDENT ON REGIONAL WSR-88D VWPS AND 50 KT OF 0-6 KM SHEAR...SHOULDSUPPORT A WIND DAMAGE THREAT WITH SMALL BOWS EMBEDDED IN THE LINE.HAIL MAY ALSO OCCUR WITH THE STRONGER UPDRAFTS. THE SEVERE THREATMAY TEND TO BECOME MORE ISOLATED WITH TIME AS THE INSTABILITYDECREASES ACROSS THE REGION OVER THE NEXT FEW HOURS.OTHER STORMS ARE CURRENTLY ONGOING IN AND TO THE SOUTHEAST OF WW 329IN NRN MD TO NEAR THE DE STATE-LINE. THIS ACTIVITY MAY ALSO POSE ASEVERE WEATHER RISK WITH WIND DAMAGE POTENTIAL. DUE TO THE LIMITEDSPATIAL THREAT AREA TO THE EAST OF WW 329...ADDITIONAL WW ISSUANCEIS NOT ANTICIPATED...BROYLES/EDWARDS.. 06/19/2014 Link to comment Share on other sites More sharing options...
Mailman Posted June 24, 2014 Share Posted June 24, 2014 70 years ago today... http://en.wikipedia.org/wiki/1944_Appalachians_tornado_outbreak Link to comment Share on other sites More sharing options...
CoraopolisWx Posted June 24, 2014 Share Posted June 24, 2014 70 years ago today... http://en.wikipedia.org/wiki/1944_Appalachians_tornado_outbreak A tornado touchdown in Allegheny county is not very common. But to have a confirmed F4, that had to be pretty amazing. Link to comment Share on other sites More sharing options...
Mailman Posted July 1, 2014 Share Posted July 1, 2014 MESOSCALE DISCUSSION 1243NWS STORM PREDICTION CENTER NORMAN OK0222 PM CDT TUE JUL 01 2014AREAS AFFECTED...NY...PA...AND ERN OHCONCERNING...SEVERE POTENTIAL...WATCH POSSIBLEVALID 011922Z - 012015ZPROBABILITY OF WATCH ISSUANCE...40 PERCENTSUMMARY...SCATTERED STRONG TO SEVERE STORMS WILL BE POSSIBLE THISAFTERNOON FROM PARTS OF NY AND PA INTO ERN OH. SEVERE TSTM WATCHISSUANCE REMAINS POSSIBLE...BUT OVERALL COVERAGE OF SEVERE WEATHERIS UNCERTAIN RESULTING IN THE PROBABILITY FOR WATCH ISSUANCE BEING40 PERCENT.DISCUSSION...THE LIKELIHOOD FOR WATCH ISSUANCE IS GREATER WITH NWDEXTENT INTO UPSTATE NY...GIVEN CLOSER PROXIMITY TO GREATER DEEPLAYER SHEAR AND FORCING FOR ASCENT ATTENDANT TO THE SRNEXTENT/GLANCING EFFECTS OF A TROUGH MOVING THROUGH SRN QUEBEC.LIGHTNING DATA AND MOSAIC RADAR IMAGERY SHOWED TSTMS HAVE CONTINUEDTO DEVELOP ALONG A BOUNDARY MOVING EWD ACROSS NY...WITH MOST RECENTACTIVITY EXTENDING FROM THE ERN SHORE OF LAKE ONTARIO THROUGHCENTRAL NY...NWRN PA...AND EAST CENTRAL OH. ADDITIONAL STORMS HAVEDEVELOPED ALONG THE HIGHER TERRAIN IN CENTRAL PA. WATER VAPORIMAGERY SHOWED A SHORTWAVE TROUGH MOVING THROUGH SRN QUEBEC WITH THESRN EXTENT OF THIS MIDLEVEL FEATURE MOVING THROUGH NRN NY RESULTINGIN WEAK HEIGHT FALLS IN THE NRN EXTENT OF THE DISCUSSION AREA.MOISTURE RETURN COMBINED WITH DIABATIC HEATING HAS RESULTED IN AMODERATELY UNSTABLE ENVIRONMENT FROM THE OH VALLEY TO UPSTATE NY.WHILE ADDITIONAL STORMS WILL BE POSSIBLE THROUGHOUT THE DISCUSSIONAREA...THE NRN PORTION ACROSS UPSTATE NY MAY HAVE THE GREATESTPOTENTIAL FOR WATCH ISSUANCE /HIGHER SEVERE WEATHER THREAT/...GIVENTHE PROXIMITY TO STRONGER SWLY MIDLEVEL FLOW /30-40 KT/ ENHANCINGDEEP LAYER SHEAR FOR STORM ORGANIZATION...PETERS/CORFIDI.. 07/01/2014 Link to comment Share on other sites More sharing options...
CoraopolisWx Posted July 3, 2014 Share Posted July 3, 2014 From reading some of the AFD's , it seems that the warm air aloft, really killed our precip the past few days. Link to comment Share on other sites More sharing options...
Mailman Posted July 7, 2014 Share Posted July 7, 2014 MESOSCALE DISCUSSION 1293NWS STORM PREDICTION CENTER NORMAN OK1218 PM CDT MON JUL 07 2014AREAS AFFECTED...W-CNTRL INTO E-CNTRL IND / W-CNTRL INTO E-CNTRL OH/ WV PANHANDLE / WRN PACONCERNING...SEVERE POTENTIAL...WATCH UNLIKELYVALID 071718Z - 071845ZPROBABILITY OF WATCH ISSUANCE...20 PERCENTSUMMARY...SCATTERED TO NUMEROUS STORMS ARE FORECAST TO DEVELOP THISAFTERNOON IN VICINITY OF THE IND-OH-WRN PA I-70 CORRIDOR. STRONG TOLOCALLY SEVERE MULTICELLS CAPABLE OF ISOLATED WIND DAMAGE ANDMARGINALLY SEVERE HAIL MAY ACCOMPANY THE STRONGER CORES.DISCUSSION...17Z SATELLITE/SURFACE MESOANALYSIS PLACES A WEAKENINGFRONTAL ZONE OVER LOWER MI SWWD INTO W-CNTRL IL AND A PRE-FRONTALDIFFERENTIAL-HEATING ZONE GENERALLY INVOF THE I-70 CORRIDOR FROMW-CNTRL IL EWD TO 30 MI S DNV TO 40 MI NW DAY AND INTO NWRN PORTIONSOF PA. CONVECTION HAS PREFERENTIALLY DEVELOPED WITHIN THIS ZONETHUS FAR AND EXPECTING ADDITIONAL STORMS TO GRADUALLY DEVELOP ANDINTENSIFY THROUGH MID-AFTERNOON AS CINH WEAKENS. A SHORTWAVE TROUGHWILL CONTINUE TO PROGRESS EWD ACROSS THE LOWER GREAT LAKES AND INTOTHE NERN STATES THIS AFTERNOON AND PROVIDE A PARTIAL IMPETUS FORADDITIONAL STORMS...WITH TRAILING AND LESSENING INFLUENCE FROM THISMID-LEVEL WAVE FARTHER SW OVER WRN OH AND IND. AS A RESULT...THEPOTENTIAL FOR ORGANIZED SEVERE MAY BE HIGHEST FROM ERN OH INTO PA.BOUNDARY LAYER DEWPOINTS RANGING FROM THE MID 60S IN WRN PA TO NEAR70 DEG F IN W-CNTRL IND ARE CONTRIBUTING TO MODERATE BUOYANCY/1000-2500 J PER KG MLCAPE/ EARLY THIS AFTERNOON. SWLY SURFACEWINDS VEERING TO WLY IN THE MID-LEVELS /30-40 KT/ ARE RESULTING IN20-30 KT EFFECTIVE SHEAR AND YIELD STRONG TO SEVERE MULTICELLULARMODES...SMITH/EDWARDS.. 07/07/2014 Link to comment Share on other sites More sharing options...
Mailman Posted July 7, 2014 Share Posted July 7, 2014 WATCH COUNTY NOTIFICATION FOR WATCH 397NATIONAL WEATHER SERVICE PITTSBURGH PA245 PM EDT MON JUL 7 2014PAC003-005-007-019-031-053-063-065-073-085-121-125-129-080200-/O.NEW.KPBZ.SV.A.0397.140707T1845Z-140708T0200Z/THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH397 IN EFFECT UNTIL 10 PM EDT THIS EVENING FOR THE FOLLOWINGAREASIN PENNSYLVANIA THIS WATCH INCLUDES 13 COUNTIESIN NORTHWEST PENNSYLVANIAFOREST MERCER VENANGOIN SOUTHWEST PENNSYLVANIAALLEGHENY BEAVER WASHINGTONWESTMORELANDIN WEST CENTRAL PENNSYLVANIAARMSTRONG BUTLER CLARIONINDIANA JEFFERSON PA LAWRENCETHIS INCLUDES THE CITIES OF...BEAVER...BROOKVILLE...BUTLER...CLARION...FRANKLIN...GREENSBURG...GROVE CITY...INDIANA...KITTANNING...LATROBE...NEW CASTLE...PITTSBURGH METRO AREA...TIONESTA AND WASHINGTON.$ Link to comment Share on other sites More sharing options...
meatwad Posted July 7, 2014 Share Posted July 7, 2014 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 358 PM EDT MON JUL 7 2014 PAZ020-021-029-072045- ALLEGHENY PA-BEAVER PA-WASHINGTON PA- 358 PM EDT MON JUL 7 2014 ...A STRONG THUNDERSTORM WILL AFFECT EXTREME NORTH CENTRAL WASHINGTON...NORTHERN ALLEGHENY AND SOUTHEASTERN BEAVER COUNTIES... AT 351 PM EDT...A STRONG THUNDERSTORM WAS LOCATED NEAR HARSHAVILLE... MOVING EAST AT 60 MPH. WIND GUSTS TO 50 MPH AND PENNY SIZE HAIL ARE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... IMPERIAL... MOON... ECONOMY BORO... SEWICKLEY... FRANKLIN PARK... MCKEES ROCKS... WEXFORD... PERRYSVILLE... NORTH SIDE PITTSBURGH... MILLVALE... GIBSONIA... ALLISON PARK... PLEASE REPORT SIGNIFICANT WEATHER BY POSTING TO THE NWS PITTSBURGH FACEBOOK PAGE OR BY USING TWITTER @NWSPITTSBURGH. LAT...LON 4060 7973 4060 7975 4058 7977 4055 7977 4054 7972 4053 7970 4046 7970 4044 8040 4062 8042 4066 7969 4063 7969 $$ Link to comment Share on other sites More sharing options...
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