Alert archive / Pennsylvania / Winter Storm Warnings in 2008

Winter Storm Warning 2, NWS Pittsburgh, PA

January 31, 20088 counties in Pennsylvania

NWS Pittsburgh, PA issued this winter storm warning at Jan 31, 2008, 3:21 PM EST for 8 counties in Pennsylvania. It took effect at Feb 1, 2008, 12:00 AM EST. It was in force for 17 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
Jan 31, 2008, 3:21 PM EST (20:21 UTC)
In effect from
Feb 1, 2008, 12:00 AM EST
Expired
Feb 1, 2008, 5:00 PM EST
In force
17 hr
Issued by
NWS Pittsburgh, PA

Counties Armstrong 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), 83 km from the middle of the area, began a volume at 20:24 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 90 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 2008-01-31Temperature 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 2008-01-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -109 square meters per square second.1939587897117Sfc1 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
2235 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
-109 m²/s²
0-3 km storm-relative helicity
-48 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 312021
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
321 PM EST THU JAN 31 2008

PAZ013-014-022-023-010600-
/O.UPG.KPBZ.WS.A.0001.080201T0500Z-080202T0000Z/
/O.NEW.KPBZ.WS.W.0002.080201T0500Z-080201T1700Z/
LAWRENCE-BUTLER-ARMSTRONG-INDIANA-
INCLUDING THE CITIES OF...NEW CASTLE...ELLWOOD CITY...BUTLER...
ZELIENOPLE...KITTANNING...FORD CITY...LEECHBURG...FREEPORT...
APOLLO...INDIANA
321 PM EST THU JAN 31 2008

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM
EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM
EST FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

LOW PRESSURE WILL APPROACH THE AREA TONIGHT...CROSSING THE
UPPER OHIO VALLEY FRIDAY. A MIXTURE OF SNOW AND SLEET WILL
BEGIN AFTER MIDNIGHT...CHANGING TO SLEET AND FREEZING RAIN
FRIDAY MORNING BEFORE CHANGING TO ALL RAIN FRIDAY AFTERNOON.
EXPECT ICE ACCUMULATIONS OF ONE QUARTER TO ONE HALF INCH.
SUCH AN EVENT WOULD MAKE TRAVEL HAZARDOUS AND ALSO RESULT IN
POWER INTERRUPTIONS AND PROPERTY DAMAGE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. 

$$

MDZ001-PAZ030-032-WVZ023-041-010600-
/O.UPG.KPBZ.WS.A.0001.080201T0500Z-080201T1800Z/
/O.NEW.KPBZ.WS.W.0002.080201T0500Z-080201T1700Z/
GARRETT-WESTMORELAND-FAYETTE-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...GREENSBURG...
NEW KENSINGTON...JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...
CONNELLSVILLE...OHIOPYLE...KINGWOOD...TERRA ALTA...PARSONS...
DAVIS...THOMAS
321 PM EST THU JAN 31 2008

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM
EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM
EST FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

LOW PRESSURE WILL APPROACH THE AREA TONIGHT...CROSSING THE
UPPER OHIO VALLEY FRIDAY. A MIXTURE OF SNOW AND SLEET WILL
BEGIN AFTER MIDNIGHT...CHANGING TO SLEET AND FREEZING RAIN
FRIDAY MORNING BEFORE CHANGING TO ALL RAIN FRIDAY AFTERNOON.
EXPECT ICE ACCUMULATIONS OF ONE QUARTER TO ONE HALF INCH.
SUCH AN EVENT WOULD MAKE TRAVEL HAZARDOUS AND ALSO RESULT IN
POWER INTERRUPTIONS AND PROPERTY DAMAGE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING.

$$

PAZ008-009-015-016-010600-
/O.UPG.KPBZ.WS.A.0001.080201T0500Z-080202T0000Z/
/O.NEW.KPBZ.WS.W.0002.080201T1000Z-080201T2200Z/
VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
321 PM EST THU JAN 31 2008

...WINTER STORM WARNING IN EFFECT FROM 5 AM TO 5 PM EST FRIDAY...

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

LOW PRESSURE WILL APPROACH THE AREA LATE TONIGHT...CROSSING
THE UPPER OHIO VALLEY FRIDAY. A MIXTURE OF SNOW AND SLEET WILL
BEGIN OVERNIGHT...CHANGING TO SLEET AND FREEZING RAIN FRIDAY
MORNING BEFORE CHANGING TO ALL RAIN LATE FRIDAY AFTERNOON. EXPECT
ICE ACCUMULATIONS OF ONE QUARTER TO ONE HALF INCH. SUCH AN EVENT
WOULD MAKE TRAVEL HAZARDOUS AND ALSO RESULT IN POWER INTERRUPTIONS
AND PROPERTY DAMAGE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING.

$$

PAZ007-010600-
/O.UPG.KPBZ.WS.A.0001.080201T0500Z-080202T0000Z/
/O.NEW.KPBZ.WS.W.0002.080201T1000Z-080201T1700Z/
MERCER-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL
321 PM EST THU JAN 31 2008

...WINTER STORM WARNING IN EFFECT FROM 5 AM TO 12 PM EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 5 AM TO 12 PM EST FRIDAY.
THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

LOW PRESSURE WILL APPROACH THE AREA LATE TONIGHT...CROSSING THE
UPPER OHIO VALLEY FRIDAY. A MIXTURE OF SNOW AND SLEET WILL BEGIN
OVERNIGHT...CHANGING TO SLEET AND FREEZING RAIN FRIDAY MORNING
BEFORE CHANGING TO ALL RAIN LATE FRIDAY AFTERNOON. EXPECT ICE
ACCUMULATIONS OF ONE QUARTER TO ONE HALF INCH. SUCH AN EVENT WOULD
MAKE TRAVEL HAZARDOUS AND ALSO RESULT IN POWER INTERRUPTIONS AND
PROPERTY DAMAGE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING.

$$

OHZ039-040-048>050-PAZ021-029-WVZ001-002-010600-
/O.UPG.KPBZ.WS.A.0001.080201T0500Z-080201T1500Z/
/O.NEW.KPBZ.WW.Y.0002.080201T0500Z-080201T1400Z/
TUSCARAWAS-CARROLL-COSHOCTON-HARRISON-JEFFERSON OH-ALLEGHENY-
WASHINGTON-HANCOCK-BROOKE-
INCLUDING THE CITIES OF...NEW PHILADELPHIA...DOVER...
UHRICHSVILLE...CARROLLTON...COSHOCTON...CADIZ...HOPEDALE...
STEUBENVILLE...PITTSBURGH METRO AREA...WASHINGTON...CANONSBURG...
DONORA...CALIFORNIA...CHARLEROI...MONONGAHELA...MCMURRAY...
TORONTO...WEIRTON
321 PM EST THU JAN 31 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
9 AM EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO
9 AM EST FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

LOW PRESSURE WILL APPROACH THE AREA TONIGHT...CROSSING THE
UPPER OHIO VALLEY FRIDAY. A MIXTURE OF SNOW AND SLEET WILL
BEGIN AFTER MIDNIGHT...CHANGING TO SLEET AND FREEZING RAIN
LATE OVERNIGHT...BEFORE CHANGING TO ALL RAIN BY LATE FRIDAY
MORNING. EXPECT ICE ACCUMULATIONS OF AROUND ONE TENTH INCH.

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.

$$

OHZ041-PAZ020-010600-
/O.UPG.KPBZ.WS.A.0001.080201T0500Z-080202T0000Z/
/O.NEW.KPBZ.WW.Y.0002.080201T0500Z-080201T1400Z/
COLUMBIANA-BEAVER-
INCLUDING THE CITIES OF...EAST LIVERPOOL...SALEM...COLUMBIANA...
EAST PALESTINE...WELLSVILLE...CALCUTTA...ALIQUIPPA...
BEAVER FALLS...AMBRIDGE...MONACA...BEAVER
321 PM EST THU JAN 31 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
9 AM EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO
9 AM EST FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

LOW PRESSURE WILL APPROACH THE AREA TONIGHT...CROSSING THE
UPPER OHIO VALLEY FRIDAY. A MIXTURE OF SNOW AND SLEET WILL
BEGIN AFTER MIDNIGHT...CHANGING TO SLEET AND FREEZING RAIN
LATE OVERNIGHT...BEFORE CHANGING TO ALL RAIN BY LATE FRIDAY
MORNING. EXPECT ICE ACCUMULATIONS OF AROUND ONE TENTH INCH.

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.

$$

WVZ003-010600-
/O.NEW.KPBZ.WW.Y.0002.080201T0500Z-080201T1400Z/
OHIO-
INCLUDING THE CITY OF...WHEELING
321 PM EST THU JAN 31 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
9 AM EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO
9 AM EST FRIDAY. 

LOW PRESSURE WILL APPROACH THE AREA TONIGHT...CROSSING THE
UPPER OHIO VALLEY FRIDAY. A MIXTURE OF SNOW AND SLEET WILL
BEGIN AFTER MIDNIGHT...CHANGING TO SLEET AND FREEZING RAIN
LATE OVERNIGHT...BEFORE CHANGING TO ALL RAIN BY LATE FRIDAY
MORNING. EXPECT ICE ACCUMULATIONS OF AROUND ONE TENTH INCH.

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.

$$
7 follow-up statements
000 
WWUS41 KPBZ 010158
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
858 PM EST THU JAN 31 2008

MDZ001-PAZ013-014-022-023-030-032-WVZ023-041-011000-
/O.CON.KPBZ.WS.W.0002.080201T0500Z-080201T1700Z/
GARRETT-LAWRENCE-BUTLER-ARMSTRONG-INDIANA-WESTMORELAND-FAYETTE-
PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...NEW CASTLE...
ELLWOOD CITY...BUTLER...ZELIENOPLE...KITTANNING...FORD CITY...
LEECHBURG...FREEPORT...APOLLO...INDIANA...GREENSBURG...
NEW KENSINGTON...JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...
CONNELLSVILLE...OHIOPYLE...KINGWOOD...TERRA ALTA...PARSONS...
DAVIS...THOMAS
858 PM EST THU JAN 31 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 12 PM EST FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM EST FRIDAY. 

AS LOW PRESSURE APPROACHES THE AREA TONIGHT A MIXTURE OF SNOW AND
SLEET WILL BEGIN TOWARD MIDNIGHT. PRECIPITATION WILL CHANGE TO
SLEET AND FREEZING RAIN FRIDAY MORNING BEFORE CHANGING TO ALL RAIN
FRIDAY AFTERNOON. EXPECT ICE ACCUMULATIONS OF ONE QUARTER TO ONE
HALF INCH. SUCH AN EVENT WOULD MAKE TRAVEL HAZARDOUS AND ALSO
RESULT IN POWER INTERRUPTIONS AND PROPERTY DAMAGE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING.

$$

PAZ008-009-015-016-011000-
/O.CON.KPBZ.WS.W.0002.080201T1000Z-080201T2200Z/
VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
858 PM EST THU JAN 31 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 5 PM EST
FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 5 PM EST
FRIDAY. 

AS LOW PRESSURE APPROACHES THE AREA A MIXTURE OF SNOW AND SLEET
WILL BEGIN LATER TONIGHT. PRECIPITATION WILL CHANGE TO SLEET AND
FREEZING RAIN FRIDAY MORNING BEFORE CHANGING TO ALL RAIN LATE
FRIDAY AFTERNOON. EXPECT ICE ACCUMULATIONS OF ONE QUARTER TO ONE
HALF INCH. SUCH AN EVENT WOULD MAKE TRAVEL HAZARDOUS AND ALSO
RESULT IN POWER INTERRUPTIONS AND PROPERTY DAMAGE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING.

$$

PAZ007-011000-
/O.CON.KPBZ.WS.W.0002.080201T1000Z-080201T1700Z/
MERCER-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL
858 PM EST THU JAN 31 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 12 PM EST
FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 12 PM EST
FRIDAY. 

AS LOW PRESSURE APPROACHES THE AREA TONIGHT...A MIXTURE OF SNOW
AND SLEET WILL BEGIN AFTER LATER TONIGHT...CHANGING TO SLEET AND
FREEZING RAIN FRIDAY MORNING BEFORE CHANGING TO ALL RAIN LATE
FRIDAY AFTERNOON. EXPECT ICE ACCUMULATIONS OF ONE QUARTER TO ONE
HALF INCH. SUCH AN EVENT WOULD MAKE TRAVEL HAZARDOUS AND ALSO
RESULT IN POWER INTERRUPTIONS AND PROPERTY DAMAGE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING.

$$

OHZ039>041-048>050-PAZ020-021-029-WVZ001>003-011000-
/O.CON.KPBZ.WW.Y.0002.080201T0500Z-080201T1400Z/
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH-
BEAVER-ALLEGHENY-WASHINGTON-HANCOCK-BROOKE-OHIO-
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...WHEELING
858 PM EST THU JAN 31 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT
TONIGHT TO 9 AM EST FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 9 AM EST FRIDAY. 

PATCHY MIXED SNOW AND SLEET WILL BECOME PERSISTENT AND MORE
WIDESPREAD OVERNIGHT...CHANGING TO SLEET AND FREEZING RAIN LATE
TONIGHT. PRECIPITATION WILL CHANGE TO ALL RAIN BY MID MORNING
FRIDAY. EXPECT ICE ACCUMULATIONS OF AROUND ONE TENTH INCH.

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 010408
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
1108 PM EST THU JAN 31 2008

MDZ001-PAZ013-014-022-023-030-032-WVZ023-041-011215-
/O.CON.KPBZ.WS.W.0002.080201T0500Z-080201T1700Z/
GARRETT-LAWRENCE-BUTLER-ARMSTRONG-INDIANA-WESTMORELAND-FAYETTE-
PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...NEW CASTLE...
ELLWOOD CITY...BUTLER...ZELIENOPLE...KITTANNING...FORD CITY...
LEECHBURG...FREEPORT...APOLLO...INDIANA...GREENSBURG...
NEW KENSINGTON...JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...
CONNELLSVILLE...OHIOPYLE...KINGWOOD...TERRA ALTA...PARSONS...
DAVIS...THOMAS
1108 PM EST THU JAN 31 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM EST
FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM EST FRIDAY. 

AS LOW PRESSURE APPROACHES THE AREA TONIGHT A MIXTURE OF SNOW AND
SLEET WILL BEGIN TOWARD MIDNIGHT. PRECIPITATION WILL CHANGE TO
SLEET AND FREEZING RAIN FRIDAY MORNING BEFORE CHANGING TO ALL
RAIN FRIDAY AFTERNOON. EXPECT ICE ACCUMULATIONS OF ONE QUARTER TO
ONE HALF INCH. SUCH AN EVENT WOULD MAKE TRAVEL HAZARDOUS AND ALSO
RESULT IN POWER INTERRUPTIONS AND PROPERTY DAMAGE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING.

$$

PAZ008-009-015-016-011215-
/O.CON.KPBZ.WS.W.0002.080201T1000Z-080201T2200Z/
VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
1108 PM EST THU JAN 31 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 5 PM EST
FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 5 PM EST
FRIDAY. 

AS LOW PRESSURE APPROACHES THE AREA A MIXTURE OF SNOW AND SLEET
WILL BEGIN LATER TONIGHT. PRECIPITATION WILL CHANGE TO SLEET AND
FREEZING RAIN FRIDAY MORNING BEFORE CHANGING TO ALL RAIN LATE
FRIDAY AFTERNOON. EXPECT ICE ACCUMULATIONS OF ONE QUARTER TO ONE
HALF INCH. SUCH AN EVENT WOULD MAKE TRAVEL HAZARDOUS AND ALSO
RESULT IN POWER INTERRUPTIONS AND PROPERTY DAMAGE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING.

$$

PAZ007-011215-
/O.CON.KPBZ.WS.W.0002.080201T1000Z-080201T1700Z/
MERCER-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL
1108 PM EST THU JAN 31 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 12 PM EST
FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 12 PM EST
FRIDAY. 

AS LOW PRESSURE APPROACHES THE AREA TONIGHT...A MIXTURE OF SNOW
AND SLEET WILL BEGIN AFTER LATER TONIGHT...CHANGING TO SLEET AND
FREEZING RAIN FRIDAY MORNING BEFORE CHANGING TO ALL RAIN LATE
FRIDAY AFTERNOON. EXPECT ICE ACCUMULATIONS OF ONE QUARTER TO ONE
HALF INCH. SUCH AN EVENT WOULD MAKE TRAVEL HAZARDOUS AND ALSO
RESULT IN POWER INTERRUPTIONS AND PROPERTY DAMAGE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING.

$$

OHZ057>059-068-069-011000-
/O.NEW.KPBZ.ZR.Y.0001.080201T0408Z-080201T1000Z/
MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-
INCLUDING THE CITIES OF...ZANESVILLE...CAMBRIDGE...
MARTINS FERRY...ST. CLAIRSVILLE...BELLAIRE...BARNESVILLE...
SHADYSIDE...BRIDGEPORT...CALDWELL...WOODSFIELD
1108 PM EST THU JAN 31 2008

...FREEZING RAIN ADVISORY IN EFFECT UNTIL 5 AM EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A FREEZING
RAIN ADVISORY...WHICH IS IN EFFECT UNTIL 5 AM EST FRIDAY. 

AN AREA OF FREEZING RAIN AND SLEET WILL MOVE OVER THE AREA
TONIGHT WITH THE ADVANCE OF A LOW PRESSURE SYSTEM OUT OF THE
MISSISSIPPI RIVER VALLEY. ICE ACCUMULATION OF AROUND ONE TENTH
INCH IS POSSIBLE BEFORE PRECIPITATION CHANGES TO ALL RAIN BY DAYBREAK.

A FREEZING RAIN ADVISORY MEANS THAT PERIODS OF FREEZING RAIN OR
FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS. SLOW DOWN AND USE CAUTION WHILE DRIVING.

$$

OHZ039>041-048>050-PAZ020-021-029-WVZ001>003-011215-
/O.CON.KPBZ.WW.Y.0002.080201T0500Z-080201T1400Z/
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH-
BEAVER-ALLEGHENY-WASHINGTON-HANCOCK-BROOKE-OHIO-
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...WHEELING
1108 PM EST THU JAN 31 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST
FRIDAY. 

PATCHY MIXED SNOW AND SLEET WILL BECOME PERSISTENT AND MORE
WIDESPREAD OVERNIGHT...CHANGING TO SLEET AND FREEZING RAIN LATE
TONIGHT. PRECIPITATION WILL CHANGE TO ALL RAIN BY MID MORNING
FRIDAY. EXPECT ICE ACCUMULATIONS OF AROUND ONE TENTH INCH.

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.

$$

15
000 
WWUS41 KPBZ 010901
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
401 AM EST FRI FEB 1 2008

MDZ001-PAZ013-014-022-023-030-032-WVZ023-041-011700-
/O.CON.KPBZ.WS.W.0002.000000T0000Z-080201T1700Z/
GARRETT-LAWRENCE-BUTLER-ARMSTRONG-INDIANA-WESTMORELAND-FAYETTE-
PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...NEW CASTLE...
ELLWOOD CITY...BUTLER...ZELIENOPLE...KITTANNING...FORD CITY...
LEECHBURG...FREEPORT...APOLLO...INDIANA...GREENSBURG...
NEW KENSINGTON...JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...
CONNELLSVILLE...OHIOPYLE...KINGWOOD...TERRA ALTA...PARSONS...
DAVIS...THOMAS
401 AM EST FRI FEB 1 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON EST TODAY...

THE NATIONAL WEATHER SERVICE SAYS A WINTER STORM WARNING REMAINS
IN EFFECT UNTIL NOON EST TODAY. 

THE NATIONAL WEATHER SERVICE ISSUES WINTER STORM WARNINGS WHENEVER
SIGNIFICANT AMOUNTS OF SNOW...SLEET...AND ICE ARE EXPECTED.

THE NATIONAL WEATHER SERVICE SAYS THAT THIS MORNING THERE WILL BE
A COMBINATION OF FREEZING RAIN AND SLEET THAT CAN CAUSE ICE
ACCUMULATIONS OF A QUARTER INCH TO HALF INCH THICK. THIS WILL MAKE
UNTREATED PAVEMENTS TREACHEROUS FOR DRIVING AND WALKING. IT CAN
ALSO CAUSE SUCH HAZARDS AS POWER OUTAGES AND FALLING TREE LIMBS
AND SIGNS AS WELL AS OTHER PROPERTY DAMAGE. TRAVELERS WOULD BE
WISE TO DELAY THEIR PLANS UNTIL AFTERNOON. OTHERWISE TAKE EXTREME
CARE.

THE NATIONAL WEATHER SERVICE SAYS THAT AROUND MIDDAY...GROUND AND
AIR TEMPERATURES SHOULD BEGIN TO RISE ABOVE FREEZING WHICH WOULD
END THE THREAT OF ADDITIONAL FREEZING RAIN AND SLEET.



$$

PAZ008-009-015-016-011715-
/O.CON.KPBZ.WS.W.0002.080201T1000Z-080201T2200Z/
VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
401 AM EST FRI FEB 1 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...

THE NATIONAL WEATHER SERVICE SAYS A WINTER STORM WARNING REMAINS
IN EFFECT UNTIL 5 PM EST THIS AFTERNOON.

THE NATIONAL WEATHER SERVICE ISSUES WINTER STORM WARNINGS WHENEVER
SIGNIFICANT AMOUNTS OF SNOW...SLEET...AND ICE ARE EXPECTED.

THE NATIONAL WEATHER SERVICE SAYS THAT TODAY THERE WILL BE A
COMBINATION OF FREEZING RAIN AND SLEET THAT CAN CAUSE ICE
ACCUMULATIONS OF A QUARTER INCH TO HALF INCH THICK. THIS WILL MAKE
UNTREATED PAVEMENTS TREACHEROUS FOR DRIVING AND WALKING. IT CAN
ALSO CAUSE SUCH HAZARDS AS POWER OUTAGES AND FALLING TREE LIMBS
AND SIGNS AS WELL AS OTHER PROPERTY DAMAGE. TRAVELERS WOULD BE
WISE TO DELAY THEIR PLANS UNTIL TONIGHT OR SATURDAY. OTHERWISE
TAKE EXTREME CARE.

THE NATIONAL WEATHER SERVICE SAYS IT MAY NOT BE UNTIL EVENING
BEFORE THE FREEZING RAIN AND SLEET EITHER END OR CHANGE OVER TO
SNOW SHOWERS.


$$

PAZ007-011700-
/O.CON.KPBZ.WS.W.0002.080201T1000Z-080201T1700Z/
MERCER-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL
401 AM EST FRI FEB 1 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON EST TODAY...

THE NATIONAL WEATHER SERVICE SAYS A WINTER STORM WARNING REMAINS
IN EFFECT UNTIL NOON EST TODAY. 

THE NATIONAL WEATHER SERVICE ISSUES WINTER STORM WARNINGS WHENEVER
SIGNIFICANT AMOUNTS OF SNOW...SLEET...AND ICE ARE EXPECTED.

THE NATIONAL WEATHER SERVICE SAYS THAT THIS MORNING THERE WILL BE
A COMBINATION OF FREEZING RAIN AND SLEET THAT CAN CAUSE ICE
ACCUMULATIONS OF A QUARTER INCH TO HALF INCH THICK. THIS WILL MAKE
UNTREATED PAVEMENTS TREACHEROUS FOR DRIVING AND WALKING. IT CAN
ALSO CAUSE SUCH HAZARDS AS POWER OUTAGES AND FALLING TREE LIMBS
AND SIGNS AS WELL AS OTHER PROPERTY DAMAGE. TRAVELERS WOULD BE
WISE TO DELAY THEIR PLANS UNTIL AFTERNOON. OTHERWISE TAKE EXTREME
CARE.

AROUND MIDDAY GROUND AND AIR TEMPERATURES SHOULD BEGIN TO RISE
ABOVE FREEZING WHICH WOULD END THE THREAT OF ADDITIONAL FREEZING
RAIN AND SLEET. 


$$

OHZ057>059-068-069-011015-
/O.CON.KPBZ.ZR.Y.0001.000000T0000Z-080201T1000Z/
MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-
INCLUDING THE CITIES OF...ZANESVILLE...CAMBRIDGE...
MARTINS FERRY...ST. CLAIRSVILLE...BELLAIRE...BARNESVILLE...
SHADYSIDE...BRIDGEPORT...CALDWELL...WOODSFIELD
401 AM EST FRI FEB 1 2008

...FREEZING RAIN ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST EARLY
THIS MORNING...

THE NATIONAL WEATHER SERVICE SAYS A FREEZING RAIN ADVISORY
REMAINS IN EFFECT UNTIL 5 AM EST EARLY THIS MORNING.

THE NATIONAL WEATHER SERVICE ISSUES A FREEZING RAIN ADVISORY
WHENEVER PERIODS OF FREEZING RAIN OCCUR AND SO CAUSE A THIN
ACCUMULATION OF ICE. 

THE NATIONAL WEATHER SERVICE SAYS THAT EARLY THIS MORNING THE
FREEZING RAIN CAN CAUSE ICE ACCUMULATIONS OF UP TO AN EIGHTH INCH
THICK. THIS WILL MAKE UNTREATED PAVEMENTS TREACHEROUS FOR DRIVING
AND WALKING. TRAVELERS WOULD BE WISE TO DELAY THEIR PLANS UNTIL
AFTER DAYBREAK. OTHERWISE TAKE EXTREME CARE.

THE NATIONAL WEATHER SERVICE EXPECTS GROUND AND AIR TEMPERATURES
TO CLIMB ABOVE FREEZING AFTER DAYBREAK CAUSING THE RAIN TO NO
LONGER FREEZE ON CONTACT WITH THE GROUND AND THE PREVIOUS ICE TO
MELT. THE REST OF THE LATE MORNING MAY EVEN TURN OUT TO BE
RAINFREE.

$$

OHZ039>041-048>050-PAZ020-021-029-WVZ001>003-011400-
/O.CON.KPBZ.WW.Y.0002.000000T0000Z-080201T1400Z/
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH-
BEAVER-ALLEGHENY-WASHINGTON-HANCOCK-BROOKE-OHIO-
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...WHEELING
401 AM EST FRI FEB 1 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...

THE NATIONAL WEATHER SERVICE SAYS WINTER WEATHER ADVISORY REMAINS
IN EFFECT UNTIL 9 AM EST THIS MORNING.

THE NATIONAL WEATHER SERVICE ISSUES A WINTER WEATHER ADVISORY
WHENEVER A COMBINATION OF SNOW...SLEET...OR FREEZING RAIN WILL
CAUSE TRAVEL DIFFICULTIES. 

THE NATIONAL WEATHER SERVICE SAYS THAT THIS MORNING A COMBINATION
OF FREEZING RAIN AND POCKETS OF SLEET CAN CAUSE ICE ACCUMULATIONS
OF UP TO A QUARTER INCH THICK. THIS WILL MAKE UNTREATED PAVEMENTS
TREACHEROUS FOR DRIVING AND WALKING. TRAVELERS WOULD BE WISE TO
DELAY THEIR PLANS UNTIL LATE MORNING. OTHERWISE TAKE EXTREME CARE.

THE NATIONAL WEATHER SERVICE EXPECTS GROUND AND AIR TEMPERATURES
TO CLIMB ABOVE FREEZING TOWARD MID MORNING CAUSING THE RAIN TO NO
LONGER FREEZE ON CONTACT WITH THE GROUND AND THE PREVIOUS ICE TO
MELT. THE REST OF THE MORNING MAY EVEN TURN OUT TO BE RAINFREE.



$$
000 
WWUS41 KPBZ 011012
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
512 AM EST FRI FEB 1 2008

OHZ057>059-068-069-011115-
/O.EXP.KPBZ.ZR.Y.0001.000000T0000Z-080201T1000Z/
MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-
INCLUDING THE CITIES OF...ZANESVILLE...CAMBRIDGE...
MARTINS FERRY...ST. CLAIRSVILLE...BELLAIRE...BARNESVILLE...
SHADYSIDE...BRIDGEPORT...CALDWELL...WOODSFIELD
512 AM EST FRI FEB 1 2008

...FREEZING RAIN ADVISORY WILL EXPIRE AT 5 AM EST EARLY THIS
MORNING...

THE NATIONAL WEATHER SERVICE SAYS THE FREEZING RAIN ADVISORY WILL
EXPIRE AT 5 AM EST EARLY THIS MORNING. THE FREEZING RAIN IS EASING
SO THERE WILL BE LITTLE IF ANY ADDED ICE ACCUMULATION.
TEMPERATURES WILL BE ALSO SOON CLIMBING ABOVE FREEZING.


$$

MDZ001-PAZ013-014-022-023-030-032-WVZ023-041-011700-
/O.CON.KPBZ.WS.W.0002.000000T0000Z-080201T1700Z/
GARRETT-LAWRENCE-BUTLER-ARMSTRONG-INDIANA-WESTMORELAND-FAYETTE-
PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...NEW CASTLE...
ELLWOOD CITY...BUTLER...ZELIENOPLE...KITTANNING...FORD CITY...
LEECHBURG...FREEPORT...APOLLO...INDIANA...GREENSBURG...
NEW KENSINGTON...JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...
CONNELLSVILLE...OHIOPYLE...KINGWOOD...TERRA ALTA...PARSONS...
DAVIS...THOMAS
512 AM EST FRI FEB 1 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON EST TODAY...

THE NATIONAL WEATHER SERVICE SAYS A WINTER STORM WARNING REMAINS
IN EFFECT UNTIL NOON EST TODAY.

THE NATIONAL WEATHER SERVICE SAYS THAT FREEZING RAIN CAN CAUSE
ICE ACCUMULATIONS OF A QUARTER INCH TO HALF INCH THICK. THIS WILL
MAKE UNTREATED PAVEMENTS TREACHEROUS FOR DRIVING AND WALKING. IT
CAN ALSO CAUSE SUCH HAZARDS AS POWER OUTAGES AND FALLING TREE
LIMBS AND SIGNS AS WELL AS OTHER PROPERTY DAMAGE. TRAVELERS WOULD
BE WISE TO DELAY THEIR PLANS UNTIL AFTERNOON. OTHERWISE TAKE
EXTREME CARE.

THE NATIONAL WEATHER SERVICE SAYS THAT THE FREEZING RAIN COULD
EASE UP DURING THE MORNING BEFORE ENDING AROUND MIDDAY. GROUND
AND AIR TEMPERATURES SHOULD RISE ABOVE FREEZING BY THEN WHICH
WOULD END THE THREAT OF FREEZING RAIN AND SLEET.

$$

PAZ008-009-015-016-011815-
/O.CON.KPBZ.WS.W.0002.000000T0000Z-080201T2200Z/
VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
512 AM EST FRI FEB 1 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...

THE NATIONAL WEATHER SERVICE SAYS A WINTER STORM WARNING REMAINS
IN EFFECT UNTIL 5 PM EST THIS AFTERNOON.

THE NATIONAL WEATHER SERVICE SAYS THAT FREEZING RAIN CAN CAUSE
ICE ACCUMULATIONS OF A QUARTER INCH TO HALF INCH THICK. THIS WILL
MAKE UNTREATED PAVEMENTS TREACHEROUS FOR DRIVING AND WALKING. IT
CAN ALSO CAUSE SUCH HAZARDS AS POWER OUTAGES AND FALLING TREE
LIMBS AND SIGNS AS WELL AS OTHER PROPERTY DAMAGE. TRAVELERS WOULD
BE WISE TO DELAY THEIR PLANS UNTIL TONIGHT OR SATURDAY. OTHERWISE
TAKE EXTREME CARE.

THE NATIONAL WEATHER SERVICE SAYS THERE WILL BE ONE OR TWO HOUR
PERIOD EARLY THIS MORNING WHEN THE FREEZING RAIN WILL COME DOWN
HEAVIER. IT MAY THEN EASE UP A BIT LATER THIS MORNING. HOWEVER IT
MAY NOT BE UNTIL EVENING BEFORE THE FREEZING RAIN AND SLEET EITHER
END OR CHANGE OVER TO SNOW SHOWERS.

$$

PAZ007-011700-
/O.CON.KPBZ.WS.W.0002.000000T0000Z-080201T1700Z/
MERCER-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL
512 AM EST FRI FEB 1 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON EST TODAY...

THE NATIONAL WEATHER SERVICE SAYS A WINTER STORM WARNING REMAINS
IN EFFECT UNTIL NOON EST TODAY.

THE NATIONAL WEATHER SERVICE SAYS THAT THIS MORNING THERE WILL BE
A COMBINATION OF FREEZING RAIN AND SLEET THAT CAN CAUSE ICE
ACCUMULATIONS OF A QUARTER INCH TO HALF INCH THICK. THIS WILL MAKE
UNTREATED PAVEMENTS TREACHEROUS FOR DRIVING AND WALKING. IT CAN
ALSO CAUSE SUCH HAZARDS AS POWER OUTAGES AND FALLING TREE LIMBS
AND SIGNS AS WELL AS OTHER PROPERTY DAMAGE. TRAVELERS WOULD BE
WISE TO DELAY THEIR PLANS UNTIL AFTERNOON. OTHERWISE TAKE EXTREME
CARE.

THE NATIONAL WEATHER SERVICE SAYS THERE THE FREEZING RAIN WILL
COME DOWN A BIT HEAVIER UNTIL AROUND 7 AM. IT MAY THEN EASE UP A
BIT FOR THE REST OF THIS MORNING. HOWEVER IT MAY NOT BE UNTIL
AROUND MIDDAY WHEN GROUND AND AIR TEMPERATURES RISE ABOVE
FREEZING WHICH WOULD END THE THREAT OF ADDITIONAL FREEZING RAIN
AND SLEET.

$$

OHZ039>041-048>050-PAZ020-021-029-WVZ001>003-011400-
/O.CON.KPBZ.WW.Y.0002.000000T0000Z-080201T1400Z/
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH-
BEAVER-ALLEGHENY-WASHINGTON-HANCOCK-BROOKE-OHIO-
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...WHEELING
512 AM EST FRI FEB 1 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...

THE NATIONAL WEATHER SERVICE SAYS A WINTER WEATHER ADVISORY
REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING.


THE NATIONAL WEATHER SERVICE SAYS THAT THIS MORNING A COMBINATION
OF FREEZING RAIN AND POCKETS OF SLEET CAN CAUSE ICE ACCUMULATIONS
OF UP TO A QUARTER INCH THICK. THIS WILL MAKE UNTREATED PAVEMENTS
TREACHEROUS FOR DRIVING AND WALKING. TRAVELERS WOULD BE WISE TO
DELAY THEIR PLANS UNTIL LATE MORNING. OTHERWISE TAKE EXTREME
CARE.

THE NATIONAL WEATHER SERVICE THE FREEZING RAIN WILL BE EASING UP
DURING THE MORNING COMMUTER RUSH PERIOD. BY 9 AM...GROUND AND AIR
TEMPERATURES WILL BEGIN TO CLIMB ABOVE FREEZING ENDING THE THREAT
OF FREEZING RAIN AND ALLOWING THE PREVIOUS ICE ACCUMULATIONS TO
MELT. THE REST OF THE MORNING MAY EVEN TURN OUT TO BE RAINFREE.

$$
000 
WWUS41 KPBZ 011151
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
651 AM EST FRI FEB 1 2008

MDZ001-PAZ007-013-014-022-023-030-032-WVZ023-041-011700-
/O.CON.KPBZ.WS.W.0002.000000T0000Z-080201T1700Z/
GARRETT-MERCER-LAWRENCE-BUTLER-ARMSTRONG-INDIANA-WESTMORELAND-
FAYETTE-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...SHARON...
HERMITAGE...GROVE CITY...GREENVILLE...FARRELL...NEW CASTLE...
ELLWOOD CITY...BUTLER...ZELIENOPLE...KITTANNING...FORD CITY...
LEECHBURG...FREEPORT...APOLLO...INDIANA...GREENSBURG...
NEW KENSINGTON...JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...
CONNELLSVILLE...OHIOPYLE...KINGWOOD...TERRA ALTA...PARSONS...
DAVIS...THOMAS
651 AM EST FRI FEB 1 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON EST TODAY...

THE NATIONAL WEATHER SERVICE SAYS A WINTER STORM WARNING REMAINS
IN EFFECT UNTIL NOON EST TODAY.

THE NATIONAL WEATHER SERVICE SAYS THAT FREEZING RAIN CAN CAUSE
ICE ACCUMULATIONS OF A QUARTER INCH TO HALF INCH THICK. THIS WILL
MAKE UNTREATED PAVEMENTS TREACHEROUS FOR DRIVING AND WALKING. IT
CAN ALSO CAUSE SUCH HAZARDS AS POWER OUTAGES AND FALLING TREE
LIMBS AND SIGNS AS WELL AS OTHER PROPERTY DAMAGE. TRAVELERS WOULD
BE WISE TO TAKE EXTREME CARE.

THE NATIONAL WEATHER SERVICE SAYS THAT THE FREEZING RAIN HAS
EASED BUT MAY NOT COMPLETELY END UNTIL LATE MORNING. SO IT WILL
REMAIN ICY UNTIL GROUND AND AIR TEMPERATURES ALSO RISE ABOVE
FREEZING LATE THIS MORNING. 

$$

PAZ008-009-015-016-012000-
/O.CON.KPBZ.WS.W.0002.000000T0000Z-080201T2200Z/
VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
651 AM EST FRI FEB 1 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...

THE NATIONAL WEATHER SERVICE SAYS A WINTER STORM WARNING REMAINS
IN EFFECT UNTIL 5 PM EST THIS AFTERNOON.

THE NATIONAL WEATHER SERVICE SAYS THAT FREEZING RAIN CAN CAUSE
ICE ACCUMULATIONS OF A QUARTER INCH TO HALF INCH THICK. THIS WILL
MAKE UNTREATED PAVEMENTS TREACHEROUS FOR DRIVING AND WALKING. IT
CAN ALSO CAUSE SUCH HAZARDS AS POWER OUTAGES AND FALLING TREE
LIMBS AND SIGNS AS WELL AS OTHER PROPERTY DAMAGE. TRAVELERS WOULD
BE WISE TO DELAY THEIR PLANS UNTIL TONIGHT OR SATURDAY. OTHERWISE
TAKE EXTREME CARE.

THE NATIONAL WEATHER SERVICE SAYS THE FREEZING RAIN SHOULD EASE
UP A BIT THIS MORNING. HOWEVER IT MAY NOT BE UNTIL EVENING BEFORE
THE FREEZING RAIN AND SLEET EITHER ENDS COMPLETELY OR CHANGES OVER TO
SNOW SHOWERS.

$$

OHZ039>041-048>050-PAZ020-021-029-WVZ001>003-011400-
/O.CON.KPBZ.WW.Y.0002.000000T0000Z-080201T1400Z/
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH-
BEAVER-ALLEGHENY-WASHINGTON-HANCOCK-BROOKE-OHIO-
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...WHEELING
651 AM EST FRI FEB 1 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...

THE NATIONAL WEATHER SERVICE SAYS A WINTER WEATHER ADVISORY
REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING.

THE NATIONAL WEATHER SERVICE SAYS THAT THIS MORNING A COMBINATION
OF FREEZING RAIN AND POCKETS OF SLEET CAN CAUSE ICE ACCUMULATIONS
OF UP TO A QUARTER INCH THICK. THIS WILL MAKE UNTREATED PAVEMENTS
TREACHEROUS FOR DRIVING AND WALKING. TRAVELERS WOULD BE WISE TO
TAKE EXTRA CARE.

THE NATIONAL WEATHER SERVICE SAYS THE FREEZING RAIN HAS EASED.
HOWEVER UNTREATED SURFACES WILL REMAIN ICY UNTIL ABOUT 8 OR 9 AM
WHEN GROUND AND AIR TEMPERATURES ARE EXPECTED TO CLIMB ABOVE
FREEZING. THIS WILL ALLOW THE PREVIOUS ICE ACCUMULATIONS TO MELT.
THE REST OF THE MORNING MAY EVEN TURN OUT TO BE RAINFREE.

$$
000 
WWUS41 KPBZ 011400
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
900 AM EST FRI FEB 1 2008

OHZ039>041-048>050-PAZ029-WVZ001>003-011500-
/O.EXP.KPBZ.WW.Y.0002.000000T0000Z-080201T1400Z/
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH-
WASHINGTON-HANCOCK-BROOKE-OHIO-
INCLUDING THE CITIES OF...NEW PHILADELPHIA...DOVER...
UHRICHSVILLE...CARROLLTON...EAST LIVERPOOL...SALEM...COLUMBIANA...
EAST PALESTINE...WELLSVILLE...CALCUTTA...COSHOCTON...CADIZ...
HOPEDALE...STEUBENVILLE...WASHINGTON...CANONSBURG...DONORA...
CALIFORNIA...CHARLEROI...MONONGAHELA...MCMURRAY...TORONTO...
WEIRTON...WHEELING
900 AM EST FRI FEB 1 2008

...WINTER WEATHER ADVISORY WILL EXPIRE AT 9 AM EST THIS MORNING...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT 9 AM EST THIS MORNING.

TEMPERATURES HAVE RISEN ABOVE FREEZING...WITH PRECIPITATION NOW
ALL RAIN. THUS...THE WINTER WEATHER ADVISORY WILL EXPIRE.

$$

MDZ001-PAZ007-013-014-022-023-030-032-WVZ023-041-011700-
/O.CON.KPBZ.WS.W.0002.000000T0000Z-080201T1700Z/
GARRETT-MERCER-LAWRENCE-BUTLER-ARMSTRONG-INDIANA-WESTMORELAND-
FAYETTE-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...SHARON...
HERMITAGE...GROVE CITY...GREENVILLE...FARRELL...NEW CASTLE...
ELLWOOD CITY...BUTLER...ZELIENOPLE...KITTANNING...FORD CITY...
LEECHBURG...FREEPORT...APOLLO...INDIANA...GREENSBURG...
NEW KENSINGTON...JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...
CONNELLSVILLE...OHIOPYLE...KINGWOOD...TERRA ALTA...PARSONS...
DAVIS...THOMAS
900 AM EST FRI FEB 1 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON EST TODAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON EST TODAY. 

THE NATIONAL WEATHER SERVICE SAYS THAT FREEZING RAIN CAN CAUSE
ICE ACCUMULATIONS OF A QUARTER INCH TO HALF INCH THICK. THIS WILL
MAKE UNTREATED PAVEMENTS TREACHEROUS FOR DRIVING AND WALKING. IT
CAN ALSO CAUSE SUCH HAZARDS AS POWER OUTAGES AND FALLING TREE
LIMBS AND SIGNS AS WELL AS OTHER PROPERTY DAMAGE. TRAVELERS WOULD
BE WISE TO TAKE EXTREME CARE.

THE NATIONAL WEATHER SERVICE SAYS THAT THE FREEZING RAIN HAS
EASED BUT MAY NOT COMPLETELY END UNTIL LATE MORNING. SO IT WILL
REMAIN ICY UNTIL GROUND AND AIR TEMPERATURES ALSO RISE ABOVE
FREEZING LATE THIS MORNING.

$$

PAZ008-009-015-016-012200-
/O.CON.KPBZ.WS.W.0002.000000T0000Z-080201T2200Z/
VENANGO-FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...OIL CITY...FRANKLIN...SUGARCREEK...
TIONESTA...CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...
BROCKWAY
900 AM EST FRI FEB 1 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON. 

THE NATIONAL WEATHER SERVICE SAYS THAT FREEZING RAIN CAN CAUSE
ICE ACCUMULATIONS OF A QUARTER INCH TO HALF INCH THICK. THIS WILL
MAKE UNTREATED PAVEMENTS TREACHEROUS FOR DRIVING AND WALKING. IT
CAN ALSO CAUSE SUCH HAZARDS AS POWER OUTAGES AND FALLING TREE
LIMBS AND SIGNS AS WELL AS OTHER PROPERTY DAMAGE. TRAVELERS WOULD
BE WISE TO DELAY THEIR PLANS UNTIL TONIGHT OR SATURDAY. OTHERWISE
TAKE EXTREME CARE.

THE NATIONAL WEATHER SERVICE SAYS THE FREEZING RAIN SHOULD EASE
UP A BIT THIS MORNING. HOWEVER IT MAY NOT BE UNTIL EVENING BEFORE
THE FREEZING RAIN AND SLEET EITHER ENDS COMPLETELY OR CHANGES
OVER TO SNOW SHOWERS.

$$

PAZ020-021-011700-
/O.EXT.KPBZ.WW.Y.0002.000000T0000Z-080201T1700Z/
BEAVER-ALLEGHENY-
INCLUDING THE CITIES OF...ALIQUIPPA...BEAVER FALLS...AMBRIDGE...
MONACA...BEAVER...PITTSBURGH METRO AREA
900 AM EST FRI FEB 1 2008

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

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL NOON EST
TODAY. 

FREEZING RAIN AND SLEET WILL CHANGE TO ALL RAIN DURING THE NEXT
1 TO 3 HOURS. UNTREATED PAVEMENTS WILL BE TREACHEROUS FOR DRIVING
AND WALKING. TRAVELERS WOULD BE WISE TO TAKE EXTRA CARE.



$$
000 
WWUS41 KPBZ 011705
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
1205 PM EST FRI FEB 1 2008

PAZ008-011815-
/O.CAN.KPBZ.WS.W.0002.000000T0000Z-080201T2200Z/
VENANGO-
INCLUDING THE CITIES OF...OIL CITY...FRANKLIN...SUGARCREEK
1205 PM EST FRI FEB 1 2008

...WINTER STORM WARNING IS CANCELLED...

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

TEMPERATURES HAVE RISEN ABOVE FREEZING...WITH PRECIPITATION
ALL RAIN...THUS THE WINTER STORM WARNING IS CANCELLED.

$$

MDZ001-PAZ007-013-014-022-WVZ023-041-011815-
/O.EXP.KPBZ.WS.W.0002.000000T0000Z-080201T1700Z/
GARRETT-MERCER-LAWRENCE-BUTLER-ARMSTRONG-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...SHARON...
HERMITAGE...GROVE CITY...GREENVILLE...FARRELL...NEW CASTLE...
ELLWOOD CITY...BUTLER...ZELIENOPLE...KITTANNING...FORD CITY...
LEECHBURG...FREEPORT...APOLLO...KINGWOOD...TERRA ALTA...PARSONS...
DAVIS...THOMAS
1205 PM EST FRI FEB 1 2008

...WINTER STORM WARNING HAS EXPIRED...

THE WINTER STORM WARNING IS NO LONGER IN EFFECT. 

TEMPERATURES HAVE RISEN ABOVE FREEZING...WITH PRECIPITATION
ALL RAIN...THUS THE WINTER STORM WARNING HAS EXPIRED.

$$

PAZ020-021-011815-
/O.EXP.KPBZ.WW.Y.0002.000000T0000Z-080201T1700Z/
BEAVER-ALLEGHENY-
INCLUDING THE CITIES OF...ALIQUIPPA...BEAVER FALLS...AMBRIDGE...
MONACA...BEAVER...PITTSBURGH METRO AREA
1205 PM EST FRI FEB 1 2008

...WINTER WEATHER ADVISORY HAS EXPIRED...

THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. 

TEMPERATURES HAVE RISEN ABOVE FREEZING...WITH PRECIPITATION
ALL RAIN...THUS THE WINTER WEATHER ADVISORY HAS EXPIRED.

$$

PAZ023-030-032-012200-
/O.EXA.KPBZ.WS.W.0002.000000T0000Z-080201T2200Z/
INDIANA-WESTMORELAND-FAYETTE-
INCLUDING THE CITIES OF...INDIANA...GREENSBURG...NEW KENSINGTON...
JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...CONNELLSVILLE...
OHIOPYLE
1205 PM EST FRI FEB 1 2008

...WINTER STORM WARNING IN EFFECT UNTIL 5 PM EST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT UNTIL 5 PM EST THIS AFTERNOON.

THE NATIONAL WEATHER SERVICE SAYS THAT FREEZING RAIN CAN CAUSE
ICE ACCUMULATIONS OF A QUARTER INCH TO HALF INCH THICK...ESPECIALLY
ACROSS THE RIDGES. THIS WILL MAKE UNTREATED PAVEMENTS TREACHEROUS
FOR DRIVING AND WALKING. IT CAN ALSO CAUSE SUCH HAZARDS AS POWER
OUTAGES AND FALLING TREE LIMBS AND SIGNS AS WELL AS OTHER PROPERTY
DAMAGE. TRAVELERS WOULD BE WISE TO DELAY THEIR PLANS UNTIL TONIGHT
OR SATURDAY. OTHERWISE TAKE EXTREME CARE.

THE NATIONAL WEATHER SERVICE SAYS THE FREEZING RAIN SHOULD EASE
UP A BIT THIS MORNING. HOWEVER IT MAY NOT BE UNTIL EVENING BEFORE
THE FREEZING RAIN AND SLEET EITHER ENDS COMPLETELY OR CHANGES
OVER TO SNOW SHOWERS.

$$

PAZ009-015-016-012200-
/O.CON.KPBZ.WS.W.0002.000000T0000Z-080201T2200Z/
FOREST-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...TIONESTA...CLARION...PUNXSUTAWNEY...
BROOKVILLE...REYNOLDSVILLE...BROCKWAY
1205 PM EST FRI FEB 1 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON. 

THE NATIONAL WEATHER SERVICE SAYS THAT FREEZING RAIN CAN CAUSE
ICE ACCUMULATIONS OF A QUARTER INCH TO HALF INCH THICK. THIS WILL
MAKE UNTREATED PAVEMENTS TREACHEROUS FOR DRIVING AND WALKING. IT
CAN ALSO CAUSE SUCH HAZARDS AS POWER OUTAGES AND FALLING TREE
LIMBS AND SIGNS AS WELL AS OTHER PROPERTY DAMAGE. TRAVELERS WOULD
BE WISE TO DELAY THEIR PLANS UNTIL TONIGHT OR SATURDAY. OTHERWISE
TAKE EXTREME CARE.

THE NATIONAL WEATHER SERVICE SAYS THE FREEZING RAIN SHOULD EASE
UP A BIT THIS MORNING. HOWEVER IT MAY NOT BE UNTIL EVENING BEFORE
THE FREEZING RAIN AND SLEET EITHER ENDS COMPLETELY OR CHANGES
OVER TO SNOW SHOWERS.

$$

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 Jan 31, 3:00 PM EST, 21 minutes earlier.

Area forecast discussion, Jan 31, 3:00 PM EST, 21 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PITTSBURGH PA
300 PM EST THU JAN 31 2008

.SYNOPSIS...
LOW PRESSURE WILL APPROACH THE REGION TONIGHT...CROSSING THE
AREA FRIDAY...BRINGING A WINTRY MIX OF PRECIPITATION. HIGH
PRESSURE WILL THEN BRING DRY AND MILDER CONDITIONS THIS WEEKEND.
UNSETTLED WEATHER WILL RETURN FOR EARLY NEXT WEEK.

&&

.NEAR TERM /THROUGH FRIDAY/...
LOW PRESSURE ACROSS THE LOWER MISSISSIPPI VALLEY THIS AFTERNOON
WILL PUSH NORTHEAST...APPROACHING THE OHIO VALLEY THIS
EVENING...AND CROSSING THE UPPER OHIO VALLEY FRIDAY. PRECIPITATION
WILL BEGIN ACROSS EAST-CENTRAL OHIO BY MIDNIGHT OR SO...MOVING
ACROSS SOUTHWEST PA LATE OVERNIGHT...AND POINTS TO THE NORTH
FRIDAY MORNING. THE MAIN FORECAST CONCERN WILL BE PRECIPITATION
TYPE. NAM CONTINUES TO BE COOLER THAN GFS...BUT BY LESS OF A
MARGIN THAN IN PREVIOUS RUNS. THINK LOW LEVELS WILL BE MILD
ENOUGH FOR MAINLY RAIN ACROSS FAR SOUTHERN PORTIONS OF EAST
CENTRAL OHIO AND THE LOWLANDS OF NORTH-CENTRAL WV...THUS
WILL KEEP WINTER WEATHER STATEMENTS OUT OF THESE AREAS.
A LITTLE TO THE NORTH...STRETCHING FROM NORTH OF ZZV ACROSS
THE PIT METRO AREA...THERMAL PROFILES SUPPORT 3-5 HOURS OF
SLEET/FREEZING RAIN...SO WILL USE A WINTER WEATHER ADVISORY
FROM MIDNIGHT UNTIL MID MORNING. NORTH OF THE PIT METRO AND
ALONG THE RIDGES...COLD AIR WILL BE MORE RESISTANT TO
SCOUR/MIX OUT...WITH THE POTENTIAL FOR A PROLONGED FREEZING
PRECIP EVENT. THUS...WILL ISSUE A WINTER STORM WARNING FOR
THE RIDGE COUNTIES AND WEST-CENTRAL PA...WITH ICE ACCUMULATIONS
OF UP TO ONE HALF INCH POSSIBLE BEFORE CHANGING TO RAIN FRIDAY
AFTERNOON. WIND WISE...BREEZY SOUTHEAST WINDS IN THE MORNING
WILL INCREASE TO WINDY S/SW WINDS BY LATE AFTN.

&&

.SHORT TERM /FRIDAY NIGHT/...
THE COLD FRONT WILL EXIT INTO CENTRAL PA FRIDAY EVENING WITH
PRECIPITATION GRADUALLY DECREASING. RAIN WILL TRANSITION
TO SCATTERED SNOW SHOWERS IN THE WAKE OF THE FRONT. BLUSTERY
W/SW WINDS IN THE EVENING WILL GRADUALLY DECREASE OVERNIGHT.

&&

.LONG TERM /SATURDAY THROUGH THURSDAY/...
HIGH PRESSURE WILL PREVAIL FOR SATURDAY...WITH A WEAK TROUGH
CROSSING NORTHERN PORTIONS OF THE REGION SATURDAY NIGHT. HIGH BUILDS
IN AGAIN FOR SUNDAY INTO SUNDAY EVENING. HIGH PRESSURE SLIDES EAST
ON SUNDAY NIGHT WITH RETURN FLOW STARTING. THIS WILL BRING A CHANCE
FOR SNOW THEN RAINFALL NORTH INTO THE REGION INTO MONDAY. AIRMASS WILL
REMAIN WARM ENOUGH ON TUESDAY FOR ALL RAIN...WITH THE LOW GOING
RIGHT UP THE OHIO VALLEY. THE COLD FRONT WILL CROSS TUESDAY NIGHT
WITH A CHANGEOVER TO SNOW EXPECTED. AT THIS TIME IT LOOKS LIKE
MOST OF THE MOISTURE PRECEDES FRONTAL PASSAGE...SO NOT EXPECTING
MUCH IN THE WAY OF SNOWFALL. A COLDER AND WINDY DAY WILL FOLLOW
FOR WEDNESDAY...WITH WARMING IN THE RETURN FLOW FOR THURSDAY.

&&

.AVIATION /20Z THURSDAY THROUGH TUESDAY/...
GENERALLY VFR CONDITIONS ARE EXPECTED ACROSS DISTRICT TERMINALS
THROUGH AROUND 6Z TONIGHT. THEN A LARGE AREA OF MIXED PRECIPITATION WILL
OVERSPREAD. SOUTHERN TERMINALS CAN EXPECT FREEZING RAIN FOR ABOUT 6
HOURS STARTING AROUND 8Z TONIGHT...THEN CHANGING TO RAIN. CIG/VIS WILL FALL
INTO THE IFR TO MVFR RANGE WITH THE PRECIP.  NORTHERN TERMINALS CAN
EXPECT A PERIOD OF SNOW AND SLEET FOR A FEW HOURS STARTING AROUND
9Z...THEN CHANGE OVER TO FREEZING RAIN FOR MUCH OF THE MORNING
FRIDAY. A CHANGEOVER TO ALL SNOW IS EXPECTED FRIDAY EVENING...WITH
PRECIP THEN TAPERING OFF QUICKLY. GENERALLY VFR CONDITIONS ARE THEN
EXPECTED FOR SATURDAY THROUGH MONDAY MORNING.

&&

.PBZ WATCHES/WARNINGS/ADVISORIES...
MD...WINTER STORM WARNING FROM MIDNIGHT TONIGHT TO 12 PM EST FRIDAY
     FOR MDZ001.
OH...WINTER WEATHER ADVISORY FROM MIDNIGHT TONIGHT TO 9 AM EST
     FRIDAY FOR OHZ039>041-048>050.
PA...WINTER WEATHER ADVISORY FROM MIDNIGHT TONIGHT TO 9 AM EST
     FRIDAY FOR PAZ020-021-029.
     WINTER STORM WARNING FROM 5 AM TO 5 PM EST FRIDAY FOR PAZ008-
     009-015-016.
     WINTER STORM WARNING FROM MIDNIGHT TONIGHT TO 12 PM EST FRIDAY
     FOR PAZ013-014-022-023-030-032.
     WINTER STORM WARNING FROM 5 AM TO 12 PM EST FRIDAY FOR PAZ007.
WV...WINTER WEATHER ADVISORY FROM MIDNIGHT TONIGHT TO 9 AM EST
     FRIDAY FOR WVZ001>003.
     WINTER STORM WARNING FROM MIDNIGHT TONIGHT TO 12 PM EST FRIDAY
     FOR WVZ023-041.

&&
Hazardous weather outlook, Jan 31, 3:47 AM EST, 11 hours 34 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PITTSBURGH PA
347 AM EST THU JAN 31 2008

OHZ039-040-048>050-PAZ021-029-WVZ001-002-010900-
TUSCARAWAS-CARROLL-COSHOCTON-HARRISON-JEFFERSON OH-ALLEGHENY-
WASHINGTON-HANCOCK-BROOKE-
347 AM EST THU JAN 31 2008

...WINTER STORM WATCH IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
MORNING...

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

.DAY ONE...TODAY AND TONIGHT

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 STORM SYSTEM WILL BRING A MIXTURE OF SLEET AND FREEZING RAIN TO
THE AREA LATE TONIGHT. THE GREATEST RISK WILL BE SIGNIFICANT
ICING.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

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

   WINTER STORM WATCH.

FREEZING RAIN WILL CONTINUE TO FALL EARLY FRIDAY MORNING.
ADDITIONAL ICE ACCUMULATIONS ARE POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

OHZ041-PAZ007>009-013>016-020-022-023-010900-
COLUMBIANA-MERCER-VENANGO-FOREST-LAWRENCE-BUTLER-CLARION-
JEFFERSON PA-BEAVER-ARMSTRONG-INDIANA-
347 AM EST THU JAN 31 2008

...WINTER STORM WATCH IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL OHIO...NORTHWEST
PENNSYLVANIA...SOUTHWEST PENNSYLVANIA AND WEST CENTRAL PENNSYLVANIA.

.DAY ONE...TODAY AND TONIGHT

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 STORM SYSTEM WILL BRING A MIXTURE OF SNOW...SLEET AND FREEZING
RAIN TO THE AREA LATE TONIGHT. THE GREATEST RISK WILL BE
SIGNIFICANT ICING.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

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

   WINTER STORM WATCH.

SLEET AND FREEZING RAIN WILL CONTINUE INTO FRIDAY AFTERNOON.
ADDITIONAL ICE ACCUMULATION IS POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

MDZ001-PAZ030-032-WVZ023-041-010900-
GARRETT-WESTMORELAND-FAYETTE-PRESTON-TUCKER-
347 AM EST THU JAN 31 2008

...WINTER STORM WATCH IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
AFTERNOON...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MARYLAND...SOUTHWEST
PENNSYLVANIA AND NORTHERN WEST VIRGINIA.

.DAY ONE...TODAY AND TONIGHT

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 STORM SYSTEM WILL BRING A MIXTURE OF SLEET AND FREEZING RAIN TO
THE AREA LATE TONIGHT. THE GREATEST RISK WILL BE SIGNIFICANT
ICING.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

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

   WINTER STORM WATCH.

SLEET AND FREEZING RAIN WILL CONTINUE INTO FRIDAY AFTERNOON.
ADDITIONAL ICE ACCUMULATION IS POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

OHZ057>059-068-069-PAZ031-WVZ003-004-012-021-022-010900-
MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-GREENE-OHIO-MARSHALL-WETZEL-
MARION-MONONGALIA-
347 AM EST THU JAN 31 2008

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

.DAY ONE...TODAY AND TONIGHT

POCKETS OF FREEZING RAIN ARE POSSIBLE TONIGHT AT THE ONSET OF THE
PRECIPITATION. HOWEVER...SURFACE TEMPERATURES SHOULD BE WARM
ENOUGH TO MOST OF THE PRECIPITATION LIQUID.

.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.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 31, 3:21 PM ESTWinter Weather AdvisoryPBZAllegheny, Beaver, Washington21 hr

Nearby

Winter Storm Warnings in Pennsylvania, 2008Winter Storm Warnings in West Virginia, 2008Winter Storm Warnings in Maryland, 2008Every winter storm warning in 2008

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.