Alert archive / Pennsylvania / Winter Storm Warnings in 2007

Winter Storm Warning 7, NWS Pittsburgh, PA

December 14, 20078 counties in Pennsylvania; Carroll County, Columbiana County, Ohio

NWS Pittsburgh, PA issued this winter storm warning at Dec 14, 2007, 3:24 PM EST for 8 counties in Pennsylvania; Carroll County, Columbiana County, Ohio. It took effect at Dec 15, 2007, 1:01 PM EST. It was in force for 39 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 14, 2007, 3:24 PM EST (20:24 UTC)
In effect from
Dec 15, 2007, 1:01 PM EST
Expired
Dec 17, 2007, 4:02 AM EST
In force
39 hr
Issued by
NWS Pittsburgh, PA

Counties Carroll County, OH, Columbiana County, OH, Beaver County, PA, Butler County, PA, Clarion County, PA, Forest County, PA, Jefferson County, PA, Lawrence County, PA, Mercer County, PA, Venango County, PA

The radar

The Pittsburgh radar (KPBZ), 60 km from the middle of the area, began a volume at 20:23 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

Pittsburgh, PA (KPIT), launched 12:00Z, 8.4 hours before the alert went out and 71 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, Pittsburgh, PA at 12:00Z on 2007-12-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Pittsburgh, PA at 12:00Z on 2007-12-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
754 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
78 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS41 KPBZ 142024
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
324 PM EST FRI DEC 14 2007

PAZ007>009-015-016-150500-
/O.UPG.KPBZ.WS.A.0006.071215T1700Z-071217T0600Z/
/O.NEW.KPBZ.WS.W.0007.071215T2200Z-071217T0600Z/
MERCER-VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
324 PM EST FRI DEC 14 2007

...WINTER STORM WARNING IN EFFECT FROM 5 PM SATURDAY TO 1 AM EST
MONDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 5 PM SATURDAY TO 1 AM EST
MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

A LARGE STORM SYSTEM WILL DEVELOP OVER THE GULF COAST SATURDAY
MORNING...AND WILL MOVE NORTHEAST TO THE OHIO VALLEY SATURDAY
NIGHT...AND ACROSS WESTERN PENNSYLVANIA SUNDAY. SNOW WILL
BEGIN SATURDAY NIGHT...MIXING WITH SLEET AND FREEZING RAIN
LATE SATURDAY NIGHT...BEFORE CHANGING TO ALL SNOW ONCE AGAIN
SUNDAY AFTERNOON. TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES
ARE LIKELY FROM SATURDAY NIGHT THROUGH SUNDAY EVENING. IN
ADDITION...ICE ACCUMULATIONS OF AROUND ONE TENTH INCH ARE
POSSIBLE SATURDAY NIGHT. 

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ013-014-020>023-
029>032-WVZ001>004-012-021>023-041-150500-
/O.EXT.KPBZ.WS.A.0006.071215T2200Z-071217T0600Z/
GARRETT-TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-
JEFFERSON OH-MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-LAWRENCE-
BUTLER-BEAVER-ALLEGHENY-ARMSTRONG-INDIANA-WASHINGTON-WESTMORELAND-
GREENE-FAYETTE-HANCOCK-BROOKE-OHIO-MARSHALL-WETZEL-MARION-
MONONGALIA-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...
NEW PHILADELPHIA...DOVER...UHRICHSVILLE...CARROLLTON...
EAST LIVERPOOL...SALEM...COLUMBIANA...EAST PALESTINE...
WELLSVILLE...CALCUTTA...COSHOCTON...CADIZ...HOPEDALE...
STEUBENVILLE...ZANESVILLE...CAMBRIDGE...MARTINS FERRY...
ST. CLAIRSVILLE...BELLAIRE...BARNESVILLE...SHADYSIDE...
BRIDGEPORT...CALDWELL...WOODSFIELD...NEW CASTLE...ELLWOOD CITY...
BUTLER...ZELIENOPLE...ALIQUIPPA...BEAVER FALLS...AMBRIDGE...
MONACA...BEAVER...PITTSBURGH METRO AREA...KITTANNING...
FORD CITY...LEECHBURG...FREEPORT...APOLLO...INDIANA...
WASHINGTON...CANONSBURG...DONORA...CALIFORNIA...CHARLEROI...
MONONGAHELA...MCMURRAY...GREENSBURG...NEW KENSINGTON...
JEANNETTE...LATROBE...MONESSEN...WAYNESBURG...FAIRDALE...
UNIONTOWN...CONNELLSVILLE...OHIOPYLE...TORONTO...WEIRTON...
WHEELING...MOUNDSVILLE...NEW MARTINSVILLE...FAIRMONT...
MORGANTOWN...KINGWOOD...TERRA ALTA...PARSONS...DAVIS...THOMAS
324 PM EST FRI DEC 14 2007

...WINTER STORM WATCH NOW IN EFFECT FROM SATURDAY AFTERNOON
THROUGH LATE SUNDAY NIGHT...

THE WINTER STORM WATCH IS NOW IN EFFECT FROM SATURDAY AFTERNOON
THROUGH LATE SUNDAY NIGHT. 

A LARGE STORM SYSTEM WILL DEVELOP OVER THE GULF COAST SATURDAY
MORNING AND MOVE NORTHEASTWARD SATURDAY AFTERNOON. BY SUNDAY
MORNING THE STORM WILL BE POSITIONED OVER WEST VIRGINIA. THIS
SYSTEM WILL INITIALLY SPREAD SNOWFALL OVER THE REGION SATURDAY
AFTERNOON. AS THIS SYSTEM MOVES CLOSER SATURDAY NIGHT...WARMER
AIR WILL MOVE NORTHWARD AS WELL. THIS MAY MEAN A MIXTURE OF
SNOW...SLEET...FREEZING RAIN AND RAIN FOR A TIME SATURDAY NIGHT
AND EARLY SUNDAY MORNING. THE SOUTHERN HALF OF THE AREA STANDS
THE BEST CHANCE TO SEE A MIXTURE...WHILE THE NORTH MAY REMAIN ALL
SNOW. THIS SYSTEM WILL MOVE TO NEW JERSEY SUNDAY...TURNING ALL
PRECIPITATION BACK TO SNOW. AS IS ALWAYS IMPORTANT WITH STORMS OF
THIS TYPE...THE EXACT TRACK. ANY CHANGES TO THE FORECASTED TRACK
WILL MEAN GREAT DIFFERENCES IN PRECIPITATION TYPES AND AMOUNTS.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

$$
10 follow-up statements
000 
WWUS41 KPBZ 150231
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
931 PM EST FRI DEC 14 2007

PAZ007>009-015-016-151045-
/O.CON.KPBZ.WS.W.0007.071215T2200Z-071217T0600Z/
MERCER-VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
931 PM EST FRI DEC 14 2007

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM SATURDAY TO
1 AM EST MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM SATURDAY TO
1 AM EST MONDAY.
 
A LARGE STORM SYSTEM WILL MOVE UP THE OHIO VALLEY ON SATURDAY AND
ACROSS WESTERN PENNSYLVANIA ON SUNDAY. SNOW WILL BEGIN LATE ON
SATURDAY...BUT WILL LIKELY MIX WITH SLEET AND FREEZING RAIN ON
SATURDAY NIGHT...THEN CHANGE BACK TO ALL SNOW BY SUNDAY AFTERNOON.

TOTAL SNOW ACCUMULATION OF 5 TO 8 INCHES IS LIKELY FROM SATURDAY
NIGHT THROUGH SUNDAY EVENING. IN ADDITION...ICE ACCUMULATION OF
APPROXIMATELY ONE TENTH OF AN INCH IS POSSIBLE ON SATURDAY NIGHT.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ013-014-020>023-
029>032-WVZ001>004-012-021>023-041-151045-
/O.CON.KPBZ.WS.A.0006.071215T2200Z-071217T0600Z/
GARRETT-TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-
JEFFERSON OH-MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-LAWRENCE-
BUTLER-BEAVER-ALLEGHENY-ARMSTRONG-INDIANA-WASHINGTON-WESTMORELAND-
GREENE-FAYETTE-HANCOCK-BROOKE-OHIO-MARSHALL-WETZEL-MARION-
MONONGALIA-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...
NEW PHILADELPHIA...DOVER...UHRICHSVILLE...CARROLLTON...
EAST LIVERPOOL...SALEM...COLUMBIANA...EAST PALESTINE...
WELLSVILLE...CALCUTTA...COSHOCTON...CADIZ...HOPEDALE...
STEUBENVILLE...ZANESVILLE...CAMBRIDGE...MARTINS FERRY...
ST. CLAIRSVILLE...BELLAIRE...BARNESVILLE...SHADYSIDE...
BRIDGEPORT...CALDWELL...WOODSFIELD...NEW CASTLE...ELLWOOD CITY...
BUTLER...ZELIENOPLE...ALIQUIPPA...BEAVER FALLS...AMBRIDGE...
MONACA...BEAVER...PITTSBURGH METRO AREA...KITTANNING...
FORD CITY...LEECHBURG...FREEPORT...APOLLO...INDIANA...
WASHINGTON...CANONSBURG...DONORA...CALIFORNIA...CHARLEROI...
MONONGAHELA...MCMURRAY...GREENSBURG...NEW KENSINGTON...
JEANNETTE...LATROBE...MONESSEN...WAYNESBURG...FAIRDALE...
UNIONTOWN...CONNELLSVILLE...OHIOPYLE...TORONTO...WEIRTON...
WHEELING...MOUNDSVILLE...NEW MARTINSVILLE...FAIRMONT...
MORGANTOWN...KINGWOOD...TERRA ALTA...PARSONS...DAVIS...THOMAS
931 PM EST FRI DEC 14 2007

...WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON
THROUGH LATE SUNDAY NIGHT...

A WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON
THROUGH LATE SUNDAY NIGHT. 

A LARGE STORM SYSTEM WILL MOVE UP THE OHIO VALLEY ON SATURDAY AND
ACROSS WESTERN PENNSYLVANIA ON SUNDAY. SNOW WILL BEGIN LATE ON
SATURDAY...BUT WILL LIKELY MIX WITH SLEET AND FREEZING RAIN ON
SATURDAY NIGHT. THERE IS THE POTENTIAL THAT ALL PRECIPITATION
FROM PITTSBURGH SOUTHWARD MAY TURN TO RAIN EARLY ON SUNDAY
MORNING. PRECIPITATION WILL TURN BACK TO ALL SNOW BY SUNDAY AFTERNOON.

ICE ACCUMULATION OF A TENTH OF AN INCH IS POSSIBLE...WITH A
QUARTER INCH POSSIBLE OVER GARRETT AND PARTS OF EASTERN FAYETTE
COUNTY. SNOW TOTALS FOR THE SYSTEM OF 2 TO 4 INCHES ARE EXPECTED
WITH THE ICE ACCUMULATION.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS. THE NEXT UPDATE WILL BE
ISSUED EARLY ON SATURDAY MORNING.

$$

15
000 
WWUS41 KPBZ 150939
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
439 AM EST SAT DEC 15 2007

OHZ057>059-068-069-PAZ031-WVZ003-004-012-021-022-151045-
/O.CAN.KPBZ.WS.A.0006.071215T2200Z-071217T0600Z/
MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-GREENE-OHIO-MARSHALL-
WETZEL-MARION-MONONGALIA-
INCLUDING THE CITIES OF...ZANESVILLE...CAMBRIDGE...
MARTINS FERRY...ST. CLAIRSVILLE...BELLAIRE...BARNESVILLE...
SHADYSIDE...BRIDGEPORT...CALDWELL...WOODSFIELD...WAYNESBURG...
FAIRDALE...WHEELING...MOUNDSVILLE...NEW MARTINSVILLE...FAIRMONT...
MORGANTOWN
439 AM EST SAT DEC 15 2007

...WINTER STORM WATCH IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS CANCELLED THE
WINTER STORM WATCH. 

ALTHOUGH THE WINTER STORM WATCH HAS BEEN DISCONTINUED...THE NATIONAL WEATHER
SERVICE SAYS THERE MAY BE A BRIEF PERIOD OF WINTRY MIX LATE THIS
AFTERNOON AND EARLY EVENING AND AGAIN LATE SUNDAY. SO SLIPPERY
SPOTS CAN OCCUR AND EXTRA CAUTION IS ADVISED TO TRAVELERS. 

$$

MDZ001-WVZ041-151745-
/O.UPG.KPBZ.WS.A.0006.071215T2200Z-071217T0600Z/
/O.EXB.KPBZ.WS.W.0007.071215T2100Z-071217T0600Z/
GARRETT-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...PARSONS...
DAVIS...THOMAS
439 AM EST SAT DEC 15 2007

...WINTER STORM WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO
1 AM EST MONDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 4 PM THIS AFTERNOON TO
1 AM EST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

THE NATIONAL WEATHER SERVICE SAYS THERE CAN BE PERIODS OF FREEZING
RAIN...SLEET...AND SNOW THAT CAN CAUSE HAZARDOUS CONDITIONS. ICE
CAN ACCUMULATE MORE THAN A QUARTER INCH MAINLY TONIGHT AND EARLY
SUNDAY. THERE CAN ALSO BE LOCATIONS GETTING 4 TO 8 INCHES OF SNOW
...MAINLY SUNDAY AFTERNOON AND NIGHT. TAKE EXTRA CARE AS THE ICE
AND SNOW CAN CAUSE HAZARDOUS TRAVEL CONDITIONS AS WELL AS DOWNED
TREES AND POWER OUTAGES AND OTHER PROPERTY DAMAGE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

PAZ007>009-015-016-151745-
/O.CON.KPBZ.WS.W.0007.071215T2200Z-071217T0600Z/
MERCER-VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
439 AM EST SAT DEC 15 2007

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 1 AM EST MONDAY...

THE NATIONAL WEATHER SERVICE SAYS A WINTER STORM WARNING REMAINS
IN EFFECT FROM 5 PM THIS AFTERNOON TO 1 AM EST MONDAY.

THE NATIONAL WEATHER SERVICE SAYS THERE CAN BE PERIODS OF FREEZING
RAIN...SLEET...AND SNOW THAT CAN CAUSE HAZARDOUS CONDITIONS. A
BURST OF SNOW THIS EVENING CAN CAUSE ACCUMULATIONS OF 2 TO 4
INCHES. THEN THERE CAN BE A PERIOD OF FREEZING RAIN AND SLEET WITH
ICE ACCUMULATIONS NEAR A QUARTER OF AN INCH. ANOTHER ROUND OF SNOW
SUNDAY INTO SUNDAY NIGHT CAN ADD ANOTHER 3 TO 5 INCHES...GIVING
SNOW TOTALS OF 5 TO 9 INCHES. TAKE EXTRA CARE AS THE ICE AND SNOW
CAN CAUSE HAZARDOUS TRAVELING CONDITIONS AS WELL AS DOWNED TREES
AND POWER OUTAGES AND OTHER PROPERTY DAMAGE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

PAZ013-014-020>022-029-151745-
/O.UPG.KPBZ.WS.A.0006.071215T2200Z-071217T0600Z/
/O.NEW.KPBZ.WW.Y.0013.071215T2100Z-071217T0600Z/
LAWRENCE-BUTLER-BEAVER-ALLEGHENY-ARMSTRONG-WASHINGTON-
INCLUDING THE CITIES OF...NEW CASTLE...ELLWOOD CITY...BUTLER...
ZELIENOPLE...ALIQUIPPA...BEAVER FALLS...AMBRIDGE...MONACA...
BEAVER...PITTSBURGH METRO AREA...KITTANNING...FORD CITY...
LEECHBURG...FREEPORT...APOLLO...WASHINGTON...CANONSBURG...
DONORA...CALIFORNIA...CHARLEROI...MONONGAHELA...MCMURRAY
439 AM EST SAT DEC 15 2007

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
1 AM EST MONDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT FROM 4 PM THIS AFTERNOON TO
1 AM EST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

THE NATIONAL WEATHER SERVICE SAYS THERE CAN BE PERIODS OF FREEZING
RAIN...SLEET...AND SNOW THAT CAN CAUSE HAZARDOUS CONDITIONS. A
BURST OF SNOW THIS EVENING CAN CAUSE ACCUMULATIONS OF 1 OR 2
INCHES. THEN THERE CAN BE A PERIOD OF FREEZING RAIN AND SLEET
TONIGHT INTO EARLY SUNDAY WITH ICE ACCUMULATIONS NEAR A TENTH OF
AN INCH. ANOTHER ROUND OF SNOW SUNDAY AFTERNOON INTO SUNDAY NIGHT
CAN ADD ANOTHER 2 TO 3 INCHES...GIVING SNOW TOTALS OF 2 TO 4
INCHES OF HEAVY WET SNOW. TAKE EXTRA CARE AS THE ICE AND SNOW CAN
CAUSE HAZARDOUS TRAVEL CONDITIONS AND POWER INTERRUPTIONS. 

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

OHZ039>041-048>050-WVZ001-002-151745-
/O.UPG.KPBZ.WS.A.0006.071215T2200Z-071217T0600Z/
/O.NEW.KPBZ.WW.Y.0013.071215T1800Z-071217T0100Z/
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH-
HANCOCK-BROOKE-
INCLUDING THE CITIES OF...NEW PHILADELPHIA...DOVER...
UHRICHSVILLE...CARROLLTON...EAST LIVERPOOL...SALEM...COLUMBIANA...
EAST PALESTINE...WELLSVILLE...CALCUTTA...COSHOCTON...CADIZ...
HOPEDALE...STEUBENVILLE...TORONTO...WEIRTON
439 AM EST SAT DEC 15 2007

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO
8 PM EST SUNDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO
8 PM EST SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

THE NATIONAL WEATHER SERVICE SAYS THERE CAN BE PERIODS OF FREEZING
RAIN...SLEET...AND SNOW THAT CAN CAUSE HAZARDOUS CONDITIONS. A
BURST OF SNOW AND SLEET THIS AFTERNOON AND EARLY EVENING CAN
CAUSE ACCUMULATIONS OF 1 OR 2 INCHES. THEN THERE CAN BE A PERIOD
OF FREEZING RAIN AND SLEET TONIGHT INTO EARLY SUNDAY WITH ICE
ACCUMULATIONS NEAR A TENTH OF AN INCH. ANOTHER ROUND OF SNOW
SUNDAY AFTERNOON INTO SUNDAY EVENING CAN ADD ANOTHER 1 TO 3
INCHES...GIVING SNOW TOTALS OF 2 TO 4 INCHES OF HEAVY WET SNOW.
TAKE EXTRA CARE AS THE ICE AND SNOW CAN CAUSE HAZARDOUS TRAVEL
CONDITIONS AND POWER INTERRUPTIONS.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

PAZ023-030-032-WVZ023-151745-
/O.UPG.KPBZ.WS.A.0006.071215T2200Z-071217T0600Z/
/O.NEW.KPBZ.WW.Y.0013.071215T2100Z-071217T0600Z/
INDIANA-WESTMORELAND-FAYETTE-PRESTON-
INCLUDING THE CITIES OF...INDIANA...GREENSBURG...NEW KENSINGTON...
JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...CONNELLSVILLE...
OHIOPYLE...KINGWOOD...TERRA ALTA
439 AM EST SAT DEC 15 2007

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
1 AM EST MONDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT FROM 4 PM THIS AFTERNOON TO
1 AM EST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

THE NATIONAL WEATHER SERVICE SAYS THERE CAN BE PERIODS OF FREEZING
RAIN...SLEET...AND SNOW THAT CAN CAUSE HAZARDOUS CONDITIONS. A
BURST OF SNOW THIS EVENING CAN CAUSE ACCUMULATIONS OF 1 OR 2
INCHES. THEN THERE CAN BE A PERIOD OF FREEZING RAIN AND SLEET
TONIGHT INTO EARLY SUNDAY WITH ICE ACCUMULATIONS NEAR A TENTH OF
AN INCH. ANOTHER ROUND OF SNOW SUNDAY AFTERNOON INTO SUNDAY NIGHT
CAN ADD ANOTHER 2 TO 4 INCHES...GIVING SNOW TOTALS OF 3 TO 6 INCHES
OF HEAVY WET SNOW...PARTICULARLY NEAR THE MOUNTAIN RIDGES. TAKE
EXTRA CARE AS THE ICE AND SNOW CAN CAUSE HAZARDOUS TRAVEL
CONDITIONS AND POWER INTERRUPTIONS.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$
000 
WWUS41 KPBZ 151811
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
111 PM EST SAT DEC 15 2007

PAZ007>009-015-016-160400-
/O.EXT.KPBZ.WS.W.0007.071215T1801Z-071217T1200Z/
MERCER-VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
111 PM EST SAT DEC 15 2007

...WINTER STORM WARNING NOW IN EFFECT UNTIL 7 AM EST MONDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 7 AM EST MONDAY. 

SNOW WILL BEGIN THIS EVENING...BECOMING MIXED WITH FREEZING RAIN
AND SLEET OVERNIGHT. PRECIPITATION WILL CHANGE BACK TO ALL SNOW
SUNDAY AFTERNOON...PERSISTING THROUGH SUNDAY NIGHT. SNOW
ACCUMULATIONS OF 7 TO 12 INCHES AR EXPECTED...WITH ICE
ACCUMULATIONS OF LESS THAN ONE QUARTER INCH. TAKE EXTRA CARE AS
THE ICE AND SNOW CAN CAUSE HAZARDOUS TRAVELING CONDITIONS AS WELL
AS DOWNED TREES AND POWER OUTAGES AND OTHER PROPERTY DAMAGE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

MDZ001-WVZ041-160400-
/O.EXT.KPBZ.WS.W.0007.071215T1811Z-071217T1200Z/
GARRETT-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...PARSONS...
DAVIS...THOMAS
111 PM EST SAT DEC 15 2007

...WINTER STORM WARNING NOW IN EFFECT UNTIL 7 AM EST MONDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 7 AM EST MONDAY. 

FREEZING RAIN AND SLEET WILL DEVELOP TONIGHT...MIXING WITH
SNOW AT TIMES. THE FREEZING PRECIPITATION WILL CONTINUE
THROUGH SUNDAY MORNING...CHANGING TO SNOW SUNDAY AFTERNOON.
IN ADDITION...WINDS WILL INCREASE SUNDAY NIGHT...CAUSING
BLOWING AND DRIFTING OF SNOW. EXPECT SNOW ACCUMULATIONS
OF 4 TO 8 INCHES...ALONG WITH ICE ACCUMULATIONS OF UP TO
ONE HALF INCH. TAKE EXTRA CARE AS THE ICE AND SNOW CAN CAUSE
HAZARDOUS TRAVEL CONDITIONS AS WELL AS DOWNED TREES AND POWER
OUTAGES AND OTHER PROPERTY DAMAGE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

OHZ039>041-048>050-PAZ013-014-020>023-029-030-032-WVZ001-002-
160400-
/O.EXT.KPBZ.WW.Y.0013.000000T0000Z-071217T0600Z/
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH-
LAWRENCE-BUTLER-BEAVER-ALLEGHENY-ARMSTRONG-INDIANA-WASHINGTON-
WESTMORELAND-FAYETTE-HANCOCK-BROOKE-
INCLUDING THE CITIES OF...NEW PHILADELPHIA...DOVER...
UHRICHSVILLE...CARROLLTON...EAST LIVERPOOL...SALEM...COLUMBIANA...
EAST PALESTINE...WELLSVILLE...CALCUTTA...COSHOCTON...CADIZ...
HOPEDALE...STEUBENVILLE...NEW CASTLE...ELLWOOD CITY...BUTLER...
ZELIENOPLE...ALIQUIPPA...BEAVER FALLS...AMBRIDGE...MONACA...
BEAVER...PITTSBURGH METRO AREA...KITTANNING...FORD CITY...
LEECHBURG...FREEPORT...APOLLO...INDIANA...WASHINGTON...
CANONSBURG...DONORA...CALIFORNIA...CHARLEROI...MONONGAHELA...
MCMURRAY...GREENSBURG...NEW KENSINGTON...JEANNETTE...LATROBE...
MONESSEN...UNIONTOWN...CONNELLSVILLE...OHIOPYLE...TORONTO...
WEIRTON
111 PM EST SAT DEC 15 2007

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 1 AM EST MONDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 1 AM EST
MONDAY. 

THE NATIONAL WEATHER SERVICE SAYS THERE CAN BE PERIODS OF
FREEZING RAIN...SLEET...AND SNOW THAT CAN CAUSE HAZARDOUS
CONDITIONS. A BURST OF SNOW AND SLEET THIS AFTERNOON AND EARLY
EVENING CAN CAUSE ACCUMULATIONS OF 1 OR 2 INCHES. THEN THERE CAN
BE A PERIOD OF FREEZING RAIN AND SLEET TONIGHT INTO EARLY SUNDAY
WITH ICE ACCUMULATIONS NEAR A TENTH OF AN INCH. ANOTHER ROUND OF
SNOW SUNDAY AFTERNOON INTO SUNDAY EVENING CAN ADD ANOTHER 1 TO 3
INCHES...GIVING SNOW TOTALS OF 2 TO 4 INCHES OF HEAVY WET SNOW.
TAKE EXTRA CARE AS THE ICE AND SNOW CAN CAUSE HAZARDOUS TRAVEL
CONDITIONS AND POWER INTERRUPTIONS.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WVZ023-160400-
/O.EXT.KPBZ.WW.Y.0013.071215T1811Z-071217T0600Z/
PRESTON-
INCLUDING THE CITIES OF...KINGWOOD...TERRA ALTA
111 PM EST SAT DEC 15 2007

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 1 AM EST MONDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 1 AM EST
MONDAY. 

THE NATIONAL WEATHER SERVICE SAYS THERE CAN BE PERIODS OF
FREEZING RAIN...SLEET...AND SNOW THAT CAN CAUSE HAZARDOUS
CONDITIONS. A BURST OF SNOW THIS EVENING CAN CAUSE ACCUMULATIONS
OF 1 OR 2 INCHES. THEN THERE CAN BE A PERIOD OF FREEZING RAIN AND
SLEET TONIGHT INTO EARLY SUNDAY WITH ICE ACCUMULATIONS NEAR A
TENTH OF AN INCH. ANOTHER ROUND OF SNOW SUNDAY AFTERNOON INTO
SUNDAY NIGHT CAN ADD ANOTHER 2 TO 4 INCHES...GIVING SNOW TOTALS
OF 3 TO 6 INCHES OF HEAVY WET SNOW...PARTICULARLY NEAR THE
MOUNTAIN RIDGES. TAKE EXTRA CARE AS THE ICE AND SNOW CAN CAUSE
HAZARDOUS TRAVEL CONDITIONS AND POWER INTERRUPTIONS.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$
000 
WWUS41 KPBZ 160016
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
716 PM EST SAT DEC 15 2007

MDZ001-WVZ041-160830-
/O.CAN.KPBZ.WS.W.0007.000000T0000Z-071217T1200Z/
/O.EXA.KPBZ.WW.Y.0013.000000T0000Z-071217T0600Z/
GARRETT-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...PARSONS...
DAVIS...THOMAS
716 PM EST SAT DEC 15 2007

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 1 AM EST MONDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 1 AM EST MONDAY. THE
WINTER STORM WARNING HAS BEEN CANCELLED. 

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

OHZ040-041-PAZ020-160500-
/O.UPG.KPBZ.WW.Y.0013.000000T0000Z-071217T0600Z/
/O.EXB.KPBZ.WS.W.0007.000000T0000Z-071216T0500Z/
CARROLL-COLUMBIANA-BEAVER-
INCLUDING THE CITIES OF...CARROLLTON...EAST LIVERPOOL...SALEM...
COLUMBIANA...EAST PALESTINE...WELLSVILLE...CALCUTTA...ALIQUIPPA...
BEAVER FALLS...AMBRIDGE...MONACA...BEAVER
716 PM EST SAT DEC 15 2007

...WINTER STORM WARNING IN EFFECT UNTIL MIDNIGHT EST TONIGHT...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT UNTIL MIDNIGHT EST TONIGHT.
THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. 

EXPECT 4 TO 7 INCHES OF SNOW AND PERIODS OF FREEZING RAIN.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

PAZ013-014-160830-
/O.EXB.KPBZ.WS.W.0007.000000T0000Z-071216T0500Z/
/O.EXT.KPBZ.WW.Y.0013.000000T0000Z-071216T1700Z/
LAWRENCE-BUTLER-
INCLUDING THE CITIES OF...NEW CASTLE...ELLWOOD CITY...BUTLER...
ZELIENOPLE
716 PM EST SAT DEC 15 2007

...WINTER STORM WARNING IN EFFECT UNTIL MIDNIGHT EST TONIGHT...
...WINTER WEATHER ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM EST SUNDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT UNTIL MIDNIGHT EST TONIGHT.
THE WINTER WEATHER ADVISORY IS NOW IN EFFECT FROM MIDNIGHT
TONIGHT TO 12 PM EST SUNDAY. 

UP TO MIDNIGHT EXPECT 4 TO 7 INCHES OF SNOW AND PERIODS OF
FREEZING RAIN. AFTER MIDNIGHT SCATTERED FREEZING RAIN.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

PAZ007>009-015-016-160830-
/O.CON.KPBZ.WS.W.0007.000000T0000Z-071217T1200Z/
MERCER-VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
716 PM EST SAT DEC 15 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY. 

EXPECT SNOW ACCUMULATIONS OF 7 TO 12 INCHES...WITH ICE
ACCUMULATIONS OF LESS THAN ONE QUARTER INCH. 

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

OHZ039-048>050-PAZ021-029-WVZ001-002-160500-
/O.EXT.KPBZ.WW.Y.0013.000000T0000Z-071216T0500Z/
TUSCARAWAS-COSHOCTON-HARRISON-JEFFERSON OH-ALLEGHENY-WASHINGTON-
HANCOCK-BROOKE-
INCLUDING THE CITIES OF...NEW PHILADELPHIA...DOVER...
UHRICHSVILLE...COSHOCTON...CADIZ...HOPEDALE...STEUBENVILLE...
PITTSBURGH METRO AREA...WASHINGTON...CANONSBURG...DONORA...
CALIFORNIA...CHARLEROI...MONONGAHELA...MCMURRAY...TORONTO...
WEIRTON
716 PM EST SAT DEC 15 2007

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL MIDNIGHT EST
TONIGHT. 

THERE WILL BE LIGHT FREEZING RAIN.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

PAZ022-160830-
/O.EXT.KPBZ.WW.Y.0013.000000T0000Z-071216T1700Z/
ARMSTRONG-
INCLUDING THE CITIES OF...KITTANNING...FORD CITY...LEECHBURG...
FREEPORT...APOLLO
716 PM EST SAT DEC 15 2007

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 12 PM EST SUNDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 12 PM EST
SUNDAY. 

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

PAZ023-030-032-WVZ023-160830-
/O.CON.KPBZ.WW.Y.0013.000000T0000Z-071217T0600Z/
INDIANA-WESTMORELAND-FAYETTE-PRESTON-
INCLUDING THE CITIES OF...INDIANA...GREENSBURG...NEW KENSINGTON...
JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...CONNELLSVILLE...
OHIOPYLE...KINGWOOD...TERRA ALTA
716 PM EST SAT DEC 15 2007

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
MONDAY. 

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$
000 
WWUS41 KPBZ 160303
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
1003 PM EST SAT DEC 15 2007

OHZ040-041-PAZ020-161000-
/O.CAN.KPBZ.WS.W.0007.000000T0000Z-071216T0500Z/
/O.EXB.KPBZ.WW.Y.0013.000000T0000Z-071216T1000Z/
CARROLL-COLUMBIANA-BEAVER-
INCLUDING THE CITIES OF...CARROLLTON...EAST LIVERPOOL...SALEM...
COLUMBIANA...EAST PALESTINE...WELLSVILLE...CALCUTTA...ALIQUIPPA...
BEAVER FALLS...AMBRIDGE...MONACA...BEAVER
1003 PM EST SAT DEC 15 2007

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM EST SUNDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 5 AM EST SUNDAY. THE
WINTER STORM WARNING HAS BEEN CANCELLED. 

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

PAZ013-014-161115-
/O.EXT.KPBZ.WS.W.0007.000000T0000Z-071216T1000Z/
/O.EXT.KPBZ.WW.Y.0013.000000T0000Z-071216T1700Z/
LAWRENCE-BUTLER-
INCLUDING THE CITIES OF...NEW CASTLE...ELLWOOD CITY...BUTLER...
ZELIENOPLE
1003 PM EST SAT DEC 15 2007

...WINTER STORM WARNING NOW IN EFFECT UNTIL 5 AM EST SUNDAY...
...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 5 AM TO 12 PM EST
SUNDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 5 AM EST SUNDAY.
THE WINTER WEATHER ADVISORY IS NOW IN EFFECT FROM 5 AM TO 12 PM
EST SUNDAY. 

THROUGH 5 AM TOTAL SNOWFALL ACCUMULATIONS WILL RANGE FROM 4 TO 8
INCHES. PATCHY FREEZING RAIN WILL MOVE IN TOWARD MORNING.
 
A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF
SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE
PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE
CAUTION WHILE DRIVING.

$$

PAZ007>009-015-016-161115-
/O.CON.KPBZ.WS.W.0007.000000T0000Z-071217T1200Z/
MERCER-VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
1003 PM EST SAT DEC 15 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY. 

EXPECT SNOW ACCUMULATIONS OF 7 TO 12 INCHES...WITH ICE
ACCUMULATIONS OF LESS THAN ONE QUARTER INCH.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

OHZ039-048>050-PAZ021-029-WVZ001-002-161000-
/O.EXT.KPBZ.WW.Y.0013.000000T0000Z-071216T1000Z/
TUSCARAWAS-COSHOCTON-HARRISON-JEFFERSON OH-ALLEGHENY-WASHINGTON-
HANCOCK-BROOKE-
INCLUDING THE CITIES OF...NEW PHILADELPHIA...DOVER...
UHRICHSVILLE...COSHOCTON...CADIZ...HOPEDALE...STEUBENVILLE...
PITTSBURGH METRO AREA...WASHINGTON...CANONSBURG...DONORA...
CALIFORNIA...CHARLEROI...MONONGAHELA...MCMURRAY...TORONTO...
WEIRTON
1003 PM EST SAT DEC 15 2007

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 AM EST SUNDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 5 AM EST
SUNDAY. 

LIGHT FREEZING RAIN CONTINUES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

MDZ001-PAZ023-030-032-WVZ023-041-161115-
/O.CON.KPBZ.WW.Y.0013.000000T0000Z-071217T0600Z/
GARRETT-INDIANA-WESTMORELAND-FAYETTE-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...INDIANA...
GREENSBURG...NEW KENSINGTON...JEANNETTE...LATROBE...MONESSEN...
UNIONTOWN...CONNELLSVILLE...OHIOPYLE...KINGWOOD...TERRA ALTA...
PARSONS...DAVIS...THOMAS
1003 PM EST SAT DEC 15 2007

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
MONDAY. 

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

PAZ022-161115-
/O.CON.KPBZ.WW.Y.0013.000000T0000Z-071216T1700Z/
ARMSTRONG-
INCLUDING THE CITIES OF...KITTANNING...FORD CITY...LEECHBURG...
FREEPORT...APOLLO
1003 PM EST SAT DEC 15 2007

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 12 PM EST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 12 PM EST
SUNDAY. 

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$
000 
WWUS41 KPBZ 161005
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
505 AM EST SUN DEC 16 2007

PAZ013-014-161115-
/O.EXP.KPBZ.WS.W.0007.000000T0000Z-071216T1000Z/
/O.UPG.KPBZ.WW.Y.0013.000000T0000Z-071216T1700Z/
LAWRENCE-BUTLER-
INCLUDING THE CITIES OF...NEW CASTLE...ELLWOOD CITY...BUTLER...
ZELIENOPLE
505 AM EST SUN DEC 16 2007

...WINTER STORM WARNING WILL EXPIRE AT 5 AM EST EARLY THIS
MORNING...

THE WINTER STORM WARNING WILL EXPIRE AT 5 AM EST EARLY THIS
MORNING. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. 

THE NATIONAL WEATHER SERVICE SAYS TEMPERATURES HAVE WARMED ABOVE
FREEZING IN MOST PLACES AND SO THERE WILL BE NO MORE THAN ISOLATED
ICY SPOTS THIS MORNING. 

$$

OHZ039>041-048>050-PAZ020-021-029-WVZ001-002-161115-
/O.EXP.KPBZ.WW.Y.0013.000000T0000Z-071216T1000Z/
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH-
BEAVER-ALLEGHENY-WASHINGTON-HANCOCK-BROOKE-
INCLUDING THE CITIES OF...NEW PHILADELPHIA...DOVER...
UHRICHSVILLE...CARROLLTON...EAST LIVERPOOL...SALEM...COLUMBIANA...
EAST PALESTINE...WELLSVILLE...CALCUTTA...COSHOCTON...CADIZ...
HOPEDALE...STEUBENVILLE...ALIQUIPPA...BEAVER FALLS...AMBRIDGE...
MONACA...BEAVER...PITTSBURGH METRO AREA...WASHINGTON...
CANONSBURG...DONORA...CALIFORNIA...CHARLEROI...MONONGAHELA...
MCMURRAY...TORONTO...WEIRTON
505 AM EST SUN DEC 16 2007

...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM EST EARLY THIS
MORNING...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM EST EARLY THIS
MORNING. 

THE NATIONAL WEATHER SERVICE SAYS TEMPERATURES HAVE WARMED ABOVE
FREEZING IN MOST PLACES AND SO THERE WILL BE NO MORE THAN ISOLATED
ICY SPOTS THIS MORNING. 

$$

PAZ007>009-015-016-161815-
/O.CON.KPBZ.WS.W.0007.000000T0000Z-071217T1200Z/
MERCER-VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
505 AM EST SUN DEC 16 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY. 

THE NATIONAL WEATHER SERVICE SAYS THERE CAN BE ADDED ICE
ACCUMULATIONS FROM FREEZING RAIN AND SLEET THIS MORNING. THEN SNOW
SHOWERS WILL BRING ADDED SNOW ACCUMULATIONS OF 4 TO 8 INCHES THIS
AFTERNOON AND TONIGHT. BLUSTERY WINDS TONIGHT WILL ADD THE HAZARD
OF BLOWING AND DRIFTING SNOW AS WELL. TAKE EXTRA CARE TRAVELING AS
ROADS WILL BE COVERED WITH ICE AND SNOW AND VISIBILITIES CAN BE
SHARPLY REDUCED AT TIMES. 

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

MDZ001-PAZ023-030-032-WVZ023-041-161815-
/O.EXT.KPBZ.WW.Y.0013.000000T0000Z-071217T1200Z/
GARRETT-INDIANA-WESTMORELAND-FAYETTE-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...INDIANA...
GREENSBURG...NEW KENSINGTON...JEANNETTE...LATROBE...MONESSEN...
UNIONTOWN...CONNELLSVILLE...OHIOPYLE...KINGWOOD...TERRA ALTA...
PARSONS...DAVIS...THOMAS
505 AM EST SUN DEC 16 2007

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 7 AM EST MONDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 7 AM EST
MONDAY. 

THE NATIONAL WEATHER SERVICE SAYS THERE CAN BE ADDED ICE
ACCUMULATIONS FROM FREEZING RAIN AND SLEET THIS MORNING. THEN SNOW
SHOWERS WILL BRING SNOW ACCUMULATIONS OF 2 TO 4 INCHES THIS
AFTERNOON AND TONIGHT...WITH ISOLATED AMOUNTS PERHAPS REACHING 6 INCHES
OVER THE HIGHER MOUNTAINS. BLUSTERY WINDS TONIGHT WILL ADD THE
HAZARD OF BLOWING AND DRIFTING SNOW AS WELL. TAKE EXTRA CARE
TRAVELING AS ROADS WILL BE COVERED WITH ICE AND SNOW AND
VISIBILITIES CAN BE SHARPLY REDUCED AT TIMES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

PAZ022-161700-
/O.CON.KPBZ.WW.Y.0013.000000T0000Z-071216T1700Z/
ARMSTRONG-
INCLUDING THE CITIES OF...KITTANNING...FORD CITY...LEECHBURG...
FREEPORT...APOLLO
505 AM EST SUN DEC 16 2007

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON EST
TODAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY.

THE NATIONAL WEATHER SERVICE SAYS THERE CAN STILL BE SMALL ICE
ACCUMULATIONS THIS MORNING FROM FREEZING RAIN AND SLEET UNTIL
TEMPERATURES CLIMB ABOVE THE FREEZING POINT OF 32 DEGREES. TAKE
EXTRA CARE TRAVELING AS ROAD PAVEMENTS CAN BE ICY IN SPOTS. 

TEMPERATURES THIS AFTERNOON WILL GO BELOW FREEZING AGAIN AS SNOW
SHOWERS WILL BE SPREADING INTO THE COUNTY. 

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$
000 
WWUS41 KPBZ 161733
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
1233 PM EST SUN DEC 16 2007

MDZ001-WVZ041-170400-
/O.CAN.KPBZ.WW.Y.0013.000000T0000Z-071217T1200Z/
/O.NEW.KPBZ.SN.Y.0015.071216T1733Z-071217T1000Z/
GARRETT-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...PARSONS...
DAVIS...THOMAS
1233 PM EST SUN DEC 16 2007

...SNOW ADVISORY IN EFFECT UNTIL 5 AM EST MONDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT UNTIL 5 AM EST MONDAY. THE WINTER
WEATHER ADVISORY HAS BEEN CANCELLED. 

SNOW SHOWERS WILL DEVELOP THIS AFTERNOON...CONTINUING THROUGH
TONIGHT. EXPECT SNOW ACCUMULATIONS OF 3 TO 6 INCHES BY
MONDAY MORNING. IN ADDITION...GUSTY WINDS TO 55 MPH WILL
RESULT IN LOCAL BLOWING AND DRIFTING SNOW.

A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY
TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$

PAZ023-030-032-WVZ023-161845-
/O.CAN.KPBZ.WW.Y.0013.000000T0000Z-071217T1200Z/
INDIANA-WESTMORELAND-FAYETTE-PRESTON-
INCLUDING THE CITIES OF...INDIANA...GREENSBURG...NEW KENSINGTON...
JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...CONNELLSVILLE...
OHIOPYLE...KINGWOOD...TERRA ALTA
1233 PM EST SUN DEC 16 2007

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS CANCELLED THE
WINTER WEATHER ADVISORY. 

PRECIPITATION IS CHANGING TO SNOW ACROSS THE AREA...AND
WILL CONTINUE THROUGH THE OVERNIGHT HOURS. EXPECT SNOW
ACCUMULATIONS OF 1 TO 3 INCHES. THE WINTER WEATHER ADVISORY
IS CANCELLED.

$$

PAZ007>009-015-016-170400-
/O.EXT.KPBZ.WS.W.0007.000000T0000Z-071217T1000Z/
MERCER-VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
1233 PM EST SUN DEC 16 2007

...WINTER STORM WARNING NOW IN EFFECT UNTIL 5 AM EST MONDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 5 AM EST MONDAY. 

SNOW SHOWERS WILL CONTINUE THROUGH THE OVERNIGHT HOURS.
ADDITIONAL ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED.
IN ADDITION...GUSTY WINDS TO 50 MPH WILL RESULT IN AREAS
OF BLOWING AND DRIFTING SNOW TONIGHT.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$
000 
WWUS41 KPBZ 161949
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
249 PM EST SUN DEC 16 2007

PAZ007>009-015-016-170400-
/O.CON.KPBZ.WS.W.0007.000000T0000Z-071217T1000Z/
MERCER-VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
249 PM EST SUN DEC 16 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST MONDAY. 

SNOW SHOWERS WILL CONTINUE THROUGH THE OVERNIGHT HOURS.
ADDITIONAL ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED. IN
ADDITION...GUSTY WINDS TO 50 MPH WILL RESULT IN AREAS OF BLOWING
AND DRIFTING SNOW TONIGHT.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

MDZ001-WVZ041-170400-
/O.CON.KPBZ.SN.Y.0015.000000T0000Z-071217T1000Z/
GARRETT-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...PARSONS...
DAVIS...THOMAS
249 PM EST SUN DEC 16 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST MONDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST MONDAY. 

SNOW SHOWERS WILL CONTINUE THROUGH TONIGHT. EXPECT ADDITIONAL
SNOW ACCUMULATIONS OF 2 TO 4 INCHES BY MONDAY MORNING. IN
ADDITION...GUSTY WINDS TO 55 MPH WILL RESULT IN LOCAL BLOWING AND
DRIFTING SNOW.

A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY
TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$
000 
WWUS41 KPBZ 170210
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
910 PM EST SUN DEC 16 2007

PAZ007>009-015-016-171000-
/O.CON.KPBZ.WS.W.0007.000000T0000Z-071217T1000Z/
MERCER-VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
910 PM EST SUN DEC 16 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST MONDAY. 

SNOW SHOWERS WILL CONTINUE THROUGH THE OVERNIGHT HOURS.
ADDITIONAL ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED. IN
ADDITION...GUSTY WINDS TO 30 MPH WILL RESULT IN AREAS OF BLOWING
AND DRIFTING SNOW TONIGHT.

MODERATE TO HEAVY SNOW BANDS COMING OFF LAKE ERIE CAN LAY DOWN A
QUICK INCH OF SNOW AND SUDDENLY LOWER VISIBILITIES TO NEAR ZERO AT
TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

MDZ001-WVZ041-171000-
/O.CON.KPBZ.SN.Y.0015.000000T0000Z-071217T1000Z/
GARRETT-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...PARSONS...
DAVIS...THOMAS
910 PM EST SUN DEC 16 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST MONDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST MONDAY. 

SNOW SHOWERS WILL CONTINUE THROUGH TONIGHT. EXPECT ADDITIONAL
SNOW ACCUMULATIONS OF 2 TO 4 INCHES BY MONDAY MORNING. IN
ADDITION...GUSTY WINDS TO 60 MPH WILL RESULT IN LOCAL BLOWING AND
DRIFTING SNOW.

A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY
TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$
000 
WWUS41 KPBZ 170902
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
402 AM EST MON DEC 17 2007

PAZ007>009-171500-
/O.CAN.KPBZ.WS.W.0007.000000T0000Z-071217T1000Z/
/O.NEW.KPBZ.LE.Y.0009.071217T0902Z-071217T1500Z/
MERCER-VENANGO-FOREST-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA
402 AM EST MON DEC 17 2007

...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL 10 AM EST THIS
MORNING...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A LAKE
EFFECT SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM EST THIS
MORNING. THE WINTER STORM WARNING HAS BEEN CANCELLED. 

STRONG NORTHWEST FLOW OVER LAKE ERIE IS CREATING BANDS OF SNOW
SHOWERS OVER THE AREA. THESE BANDS OF SNOW SHOWERS ARE CAPABLE OF
DROPPING AN ADDITIONAL 2 TO 3 INCHES OF SNOW IN A SHORT PERIOD OF
TIME.

A LAKE EFFECT SNOW ADVISORY MEANS LAKE-EFFECT SNOW IS FORECAST
THAT WILL MAKE TRAVEL DIFFICULT IN SOME AREAS. LAKE-EFFECT SNOW
SHOWERS TYPICALLY ALIGN THEMSELVES IN BANDS AND WILL LIKELY BE
INTENSE ENOUGH TO DROP SEVERAL INCHES IN LOCALIZED AREAS. USE
CAUTION WHEN TRAVELING.

$$

PAZ015-016-171015-
/O.CAN.KPBZ.WS.W.0007.000000T0000Z-071217T1000Z/
CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...CLARION...PUNXSUTAWNEY...BROOKVILLE...
REYNOLDSVILLE...BROCKWAY
402 AM EST MON DEC 17 2007

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS CANCELLED THE
WINTER STORM WARNING. 

SCATTERED SNOW SHOWERS WILL CONTINUE THIS MORNING.

$$

MDZ001-WVZ041-171015-
/O.CAN.KPBZ.SN.Y.0015.000000T0000Z-071217T1000Z/
GARRETT-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...PARSONS...
DAVIS...THOMAS
402 AM EST MON DEC 17 2007

...SNOW ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS CANCELLED THE SNOW
ADVISORY. 

SCATTERED SNOW SHOWERS WILL CONTINUE THIS MORNING.

$$

What forecasters said that day

The local office's own words before this winter storm 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 winter storm warning went out at Dec 14, 3:06 PM EST, 18 minutes earlier.

Area forecast discussion, Dec 14, 3:06 PM EST, 18 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PITTSBURGH PA
306 PM EST FRI DEC 14 2007

.SYNOPSIS...
A LARGE STORM SYSTEM WILL APPROACH THE AREA SATURDAY...CROSSING
THE AREA SATURDAY NIGHT AND SUNDAY. ACCUMULATIONS OF SNOW AND
ICE ARE LIKELY ACROSS MOST AREAS. HIGH PRESSURE WILL BUILD INTO
THE REGION MONDAY...WITH COLD AND MAINLY DRY CONDITIONS THROUGH
THE MIDDLE OF NEXT WEEK.

&&

.NEAR TERM /THROUGH SATURDAY/...
HIGH PRESSURE WILL CROSS ONTARIO INTO THE CANADIAN MARITIMES
TONIGHT. RESIDUAL LAKE EFFECT SNOW SHOWERS WILL DIMINISH
EARLY THIS EVENING AS WINDS BECOME N/NE BY THE OVERNIGHT.
DEVELOPING LOW PRESSURE ALONG THE GULF COAST WILL MOVE
NORTH TO THE SOUTHERN APPALACHIANS SATURDAY. WITH THE SLIGHTLY
SLOWER TIMING...WILL INTRODUCE CHC POPS SATURDAY AFTN FOR
EASTERN OHIO...WITH MINIMAL CHANCES ELSEWHERE.

&&

.SHORT TERM /SATURDAY NIGHT THROUGH SUNDAY NIGHT/...
BOTH NAM/GFS TRACK THE SURFACE LOW ACROSS THE OHIO VALLEY...WITH
A SECONDARY LOW FORMING ALONG THE COAST SATURDAY NIGHT. THE
MAIN FCST QUESTION IS HOW FAR NORTH THE LOW LEVEL MILDER AIR
WILL MAKE IT AND HOW LONG IT WILL LAST. NAM/SREF SHOW MIXED PRECIP
FROM JUST SOUTH OF PIT ACROSS THE METRO...WITH SNOW/SOME MIX FROM
I-80 NORTHWARD. GFS PUSHES THE MILDER LOW-LEVEL AIR FURTHER
TO THE NORTH...WITH PIT MAINLY RAIN WITH SOME MIX SATURDAY NIGHT
THRU EARLY SUNDAY. NORTHERN WV COULD REMAIN ALL LIQUID SATURDAY
NIGHT IN THE WARMER AIR. THE NEXT QUESTION WILL BE HOW FAST THE
COASTAL LOW WILL BECOME DOMINANT. THINK PRECIP TYPE WILL QUICKLY
BECOME ALL SNOW BY SUNDAY AFTN IN THE WRAP AROUND. IN THE WAKE
OF THE SYSTEM SUNDAY NIGHT...LAKE EFFECT/UPSLOPE SNOW SHOWERS WILL
PREVAIL WITH ADDITIONAL ACCUMS LIKELY.

WITH THE ABOVE BEING SAID...WILL UPGRADE THE WINTER STORM WATCH
TO A WARNING FOR AREA NORTH OF I-80...AS THIS AREA WILL REMAIN
SNOW FOR MOST OF THE EVENT...WITH SIGNIFICANT ACCUMS LIKELY.
FURTHER SOUTH...WILL RETAIN THE WINTER STORM WATCH...AS SNOW
WILL MIX WITH SLEET/FREEZING RAIN. FOR NORTHERN WV...THINK
THE BULK OF PRECIP SAT NIGHT WILL BE LIQUID...BUT WITH FCST
UNCERTAINTY...WILL RETAIN THE WATCH FOR NOW.

&&

.LONG TERM /MONDAY THROUGH FRIDAY/...
STORM PULLS NORTHEAST RAPIDLY SUNDAY NIGHT WITH SYSTEM SNOW
LINGERING EARLY...FOLLOWED BY LAKE EFFECT SNOW INTO EARLY MONDAY.
AS RIDGING BUILDS EAST ON MONDAY...THIS WILL FLATTEN WIND FIELD
ORIENTATION LIMITING SOUTHERN EXTENT OF LAKE EFFECT. THIS HIGH
PRESSURE WILL CONTINUE THROUGH WEDNESDAY. LOW PRESSURE WILL
AFFECT THE AREA FOR LATE WEEK...BRINGING THE NEXT CHANCE OF
PRECIPITATION.

&&

.AVIATION /20Z FRIDAY THROUGH WEDNESDAY/...
PRIMARILY VFR CONDITIONS WILL PERSIST TONIGHT THROUGH THE DAY
SATURDAY. A MAJOR STORM SYSTEM WILL DEVELOP AND MOVE NORTHEAST
TOWARD THE REGION DURING THE DAY SATURDAY...WHICH WILL OVERSPREAD
SNOW BY SATURDAY EVENING. SOUTHERN TERMINALS COULD SEE A PROLONGED
PERIOD OF SLEET/FREEZING RAIN OVERNIGHT SATURDAY NIGHT INTO SUNDAY
MORNING...WITH NORTHERN TERMINALS LIKELY STAYING SNOW. COLD AIR WILL
PUSH EAST INTO FORECAST AREA SUNDAY EVENING WITH SNOW SHOWERS
PREVAILING INTO SUNDAY NIGHT. WIND GUSTS GREATER THAN 30 KNOTS WILL
ALSO BE COMMON ON SUNDAY. CIG/VIS CONDITIONS ARE EXPECTED TO BE IN
THE LIFR TO IFR RANGE FROM LATE SATURDAY THROUGH SUNDAY NIGHT.

CONDITIONS WILL IMPROVE ON MONDAY...WITH VFR EXPECTED FOR TUESDAY
AND WEDNESDAY.

&&

.PBZ WATCHES/WARNINGS/ADVISORIES...
MD...WINTER STORM WATCH FROM SATURDAY AFTERNOON THROUGH LATE SUNDAY
     NIGHT FOR MDZ001.
OH...WINTER STORM WATCH FROM SATURDAY AFTERNOON THROUGH LATE SUNDAY
     NIGHT FOR OHZ039>041-048>050-057>059-068-069.
PA...WINTER STORM WATCH FROM SATURDAY AFTERNOON THROUGH LATE SUNDAY
     NIGHT FOR PAZ013-014-020>023-029>032.
     WINTER STORM WARNING FROM 5 PM SATURDAY TO 1 AM EST MONDAY FOR
     PAZ007>009-015-016.
WV...WINTER STORM WATCH FROM SATURDAY AFTERNOON THROUGH LATE SUNDAY
     NIGHT FOR WVZ001>004-012-021>023-041.

&&
Hazardous weather outlook, Dec 14, 4:50 AM EST, 10 hours 34 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PITTSBURGH PA
450 AM EST FRI DEC 14 2007

MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ007>009-013>016-020>023-
029>032-WVZ001>004-012-021>023-041-151000-
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-WESTMORELAND-GREENE-FAYETTE-HANCOCK-
BROOKE-OHIO-MARSHALL-WETZEL-MARION-MONONGALIA-PRESTON-TUCKER-
450 AM EST FRI DEC 14 2007

...WINTER STORM WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE
SUNDAY NIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MARYLAND...EAST
CENTRAL OHIO...NORTHWEST PENNSYLVANIA...SOUTHWEST
PENNSYLVANIA...WEST CENTRAL PENNSYLVANIA...NORTHERN WEST VIRGINIA
AND NORTHERN PANHANDLE OF WEST VIRGINIA.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   WINTER STORM WATCH.

A LARGE STORM WILL BRING THE CHANCE FOR SNOW SATURDAY...MIXED
PRECIPITATION SATURDAY NIGHT...AND SNOW AGAIN ON SUNDAY. THIS STORM
HAS THE POTENTIAL TO PRODUCE SIGNIFICANT ICE AND SNOW
ACCUMULATIONS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Local storm report, Dec 14, 12:33 PM EST, 2 hours 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA
1233 PM EST FRI DEC 14 2007

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

1230 PM     FLOOD            FAYETTE CITY            40.10N 79.84W
12/14/2007                   FAYETTE            PA   COUNTY OFFICIAL

            RIVER FLOODING ALONG RTE 201...REPORT OF 2 FEET OF WATER
            ON ROADWAY.

&&

JDARNLEY

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 13, 10:01 PM ESTRiver Flood WarningPBZAllegheny13 hr
Dec 14, 2:49 AM ESTWinter Storm WatchPBZAllegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more26 hr
Dec 13, 10:01 PM ESTRiver Flood WarningPBZBelmont, Jefferson13 hr
Dec 13, 10:01 PM ESTRiver Flood WarningPBZBelmont13 hr
Dec 13, 10:01 PM ESTRiver Flood WarningPBZBelmont, Noble13 hr
Dec 13, 10:01 PM ESTRiver Flood WarningPBZCoshocton24 hr
Dec 13, 10:01 PM ESTRiver Flood WarningPBZMarshall13 hr

Nearby

Winter Storm Warnings in Pennsylvania, 2007Winter Storm Warnings in Ohio, 2007Winter Storm Warnings in West Virginia, 2007Every winter storm warning in 2007

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.