Alert archive / Pennsylvania / Winter Storm Warnings in 2011

Winter Storm Warning 5, NWS Pittsburgh, PA

February 21, 2011Brooke County, Hancock County, Ohio County, West Virginia; 8 counties in Pennsylvania; 5 counties in Ohio

NWS Pittsburgh, PA issued this winter storm warning at Feb 21, 2011, 12:08 PM EST for Brooke County, Hancock County, Ohio County, West Virginia; 8 counties in Pennsylvania; 5 counties in Ohio. It took effect at Feb 21, 2011, 2:49 PM EST. It was in force for 16 hr. 60 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Feb 21, 2011, 12:08 PM EST (17:08 UTC)
In effect from
Feb 21, 2011, 2:49 PM EST
Expired
Feb 22, 2011, 6:35 AM EST
In force
16 hr
Issued by
NWS Pittsburgh, PA

Counties Carroll County, OH, Columbiana County, OH, Harrison County, OH, Jefferson County, OH, Tuscarawas County, OH, Allegheny County, PA, Armstrong County, PA, Beaver County, PA, Butler County, PA, Fayette County, PA, Lawrence County, PA, Washington County, PA, Westmoreland County, PA, Brooke County, WV, Hancock County, WV, Ohio County, WV

The radar

The Pittsburgh radar (KPBZ), 16 km from the middle of the area, began a volume at 17:10 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Feb 21, 4:16 PM ESTSNOW 2Hookstown, PA
Feb 21, 4:28 PM ESTSNOW 2Wexford, PA
Feb 21, 4:32 PM ESTSNOW 3Salem, OH
Feb 21, 4:44 PM ESTSNOW 2.5New Kensington, PAABOUT AN INCH AN HOUR
Feb 21, 4:50 PM ESTSNOW 2Sarver, PA
Feb 21, 4:51 PM ESTSNOW 2Beaver, PAIN 2 HOURS
Feb 21, 4:59 PM ESTSNOW 3East Palestine, OH
Feb 21, 5:11 PM ESTSNOW 0Franklin Park, PACARS OFF THE ROAD ON I-79.
Feb 21, 6:08 PM ESTSNOW 45 Wnw Dover, OH
Feb 21, 6:11 PM ESTSNOW 3Pittsburgh, PA
Feb 21, 6:19 PM ESTSNOW 2Penn Hills, PA
Feb 21, 6:25 PM ESTSNOW 5S Zelienople, PACRANBERRY TOWNSHIP
Feb 21, 7:16 PM ESTSNOW 3.91 Nnw Carnot-Moon, PA
Feb 21, 7:17 PM ESTSNOW 2.5Luxor, PA
Feb 21, 7:18 PM ESTSNOW 6S Zelienople, PACRANBERRY TOWNSHIP
Feb 21, 7:19 PM ESTSNOW 3Imperial, PA
Feb 21, 7:19 PM ESTSNOW 4Sewickley, PA
Feb 21, 7:21 PM ESTSNOW 2Weirton, WV
Feb 21, 7:21 PM ESTSNOW 4Petrolia, PA
Feb 21, 7:21 PM ESTSNOW 4.5Harshaville, PAOFF DUTY NWS EMPLOYEE
Feb 21, 7:21 PM ESTSNOW 5New Castle, PA
Feb 21, 7:23 PM ESTSNOW 4.5Gringo, PASINCE 3PM
Feb 21, 7:25 PM ESTSNOW 5Rochester, PA
Feb 21, 7:38 PM ESTSNOW 6Columbiana, OH
Feb 21, 7:43 PM ESTSNOW 7Saxonburg, PA
Feb 21, 7:47 PM ESTSNOW 4.51 Nnw New Sheffield, PA
Feb 21, 7:48 PM ESTSNOW 6Mars, PA
Feb 21, 7:49 PM ESTSNOW 4Mingo Junction, OH
Feb 21, 8:01 PM ESTSNOW 3Weirton, WV
Feb 21, 8:08 PM ESTSNOW 5Wellsville, OH
Feb 21, 8:09 PM ESTSNOW 3Bridgeville, PA2.5INCH IN LAST 2 HOURS
Feb 21, 8:15 PM ESTSNOW 3.5West Newton, PAIN LAST 2 HOURS
Feb 21, 8:15 PM ESTSNOW 5Sewickley, PA
Feb 21, 8:16 PM ESTSNOW 4Washington, PA
Feb 21, 8:30 PM ESTSNOW 5Scott Township, PA
Feb 21, 8:39 PM ESTSNOW 9Wampum, PA
Feb 21, 8:40 PM ESTSNOW 9New Philadelphia, OH
Feb 21, 8:55 PM ESTSNOW 6Mingo Junction, OH
Feb 21, 8:55 PM ESTSNOW 6.3Gringo, PA
Feb 21, 8:57 PM ESTSNOW 4Latrobe, PA
Feb 21, 9:00 PM ESTSNOW 4.2Heidelberg, PA
Feb 21, 9:04 PM ESTSNOW 6Ligonier, PA
Feb 21, 9:06 PM ESTSNOW 7Wampum, PA
Feb 21, 9:10 PM ESTSNOW 2Wheeling, WV
Feb 21, 9:14 PM ESTSNOW 61 Nnw Carnot-Moon, PA
Feb 21, 9:30 PM ESTSNOW 63 S Zelienople, PACRANBERRY TOWNSHIP
Feb 21, 9:33 PM ESTSNOW 6Steubenville, OH
Feb 21, 9:37 PM ESTSNOW 7New Kensington, PA
Feb 21, 9:40 PM ESTSNOW 6Carrollton, OH
Feb 21, 9:41 PM ESTSNOW 7Mckees Rocks, PA
Feb 21, 9:43 PM ESTSNOW 8Scott Township, PA3 INCHES IN PAST 2 HRS
Feb 21, 9:51 PM ESTSNOW 6.5Heidelberg, PA
Feb 21, 9:52 PM ESTSNOW 5Wellsville, OH2 INCHES IN LAST HOUR
Feb 21, 9:52 PM ESTSNOW 8Burgettstown, PA
Feb 21, 9:58 PM ESTSNOW 6Wellsville, OH
Feb 21, 9:58 PM ESTSNOW 9Midland, PA
Feb 21, 9:59 PM ESTSNOW 7Harshaville, PAOFF DUTY NWS EMPLOYEE
Feb 21, 10:00 PM ESTSNOW 4East Brady, PA
Feb 21, 10:01 PM ESTSNOW 7Mars, PA
Feb 21, 10:03 PM ESTSNOW 64 E Greensburg, PA

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 5.1 hours before the alert went out and 26 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 2011-02-21Temperature 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 2011-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 square meters per square second.1939587897117136Sfc1 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
447 m above ground
0-6 km bulk shear
77 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
120 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.

226 
WWUS41 KPBZ 211708
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
1208 PM EST MON FEB 21 2011

MDZ001-PAZ023-074-076-WVZ023-041-220115-
/O.UPG.KPBZ.WS.A.0004.110221T2300Z-110222T1200Z/
/O.NEW.KPBZ.WS.W.0005.110221T2300Z-110222T1500Z/
GARRETT-INDIANA-WESTMORELAND RIDGES-FAYETTE RIDGES-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...INDIANA...
LIGONIER...DONEGAL...NEW FLORENCE...ACME...CHAMPION...
NORMALVILLE...FARMINGTON...OHIOPYLE...MARKLEYSBURG...KINGWOOD...
TERRA ALTA...PARSONS...DAVIS...THOMAS
1208 PM EST MON FEB 21 2011

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 10 AM
EST TUESDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
STORM WARNING FOR SNOW...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO
10 AM EST TUESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

* HAZARD TYPES...SNOW.

* ACCUMULATIONS...GENERALLY 4 TO 8 INCHES...WITH HIGHER AMOUNTS
  POSSIBLE IN HIGHER ELEVATIONS.

* TIMING...THIS EVENING THROUGH TUESDAY MORNING.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW COVERED ROADS.

* VISIBILITIES...LESS THAN ONE MILE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. REPORT
YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772.

&&

$$

OHZ039>041-048>050-057>059-PAZ007-008-013>016-020>022-029-031-073-
075-WVZ001>004-220115-
/O.NEW.KPBZ.WW.Y.0014.110221T2300Z-110222T1500Z/
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH-
MUSKINGUM-GUERNSEY-BELMONT-MERCER-VENANGO-LAWRENCE-BUTLER-CLARION-
JEFFERSON PA-BEAVER-ALLEGHENY-ARMSTRONG-WASHINGTON-GREENE-
WESTMORELAND-FAYETTE-HANCOCK-BROOKE-OHIO-MARSHALL-
INCLUDING THE CITIES OF...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...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL...OIL CITY...FRANKLIN...SUGARCREEK...
NEW CASTLE...ELLWOOD CITY...BUTLER...ZELIENOPLE...CLARION...
PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...BROCKWAY...
ALIQUIPPA...BEAVER FALLS...AMBRIDGE...MONACA...BEAVER...
PITTSBURGH METRO AREA...KITTANNING...FORD CITY...LEECHBURG...
FREEPORT...APOLLO...WASHINGTON...CANONSBURG...DONORA...
CALIFORNIA...CHARLEROI...MONONGAHELA...MCMURRAY...WAYNESBURG...
FAIRDALE...GREENSBURG...NEW KENSINGTON...JEANNETTE...LATROBE...
MONESSEN...UNIONTOWN...CONNELLSVILLE...POINT MARION...TORONTO...
WEIRTON...WHEELING...MOUNDSVILLE
1208 PM EST MON FEB 21 2011

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
10 AM EST TUESDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 PM THIS EVENING
TO 10 AM EST TUESDAY.


* HAZARD TYPES...SNOW.

* ACCUMULATIONS...2 TO 5 INCHES.

* TIMING...THIS EVENING THROUGH TUESDAY MORNING.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW COVERED ROADS.

* VISIBILITIES...LESS THAN ONE MILE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$
7 follow-up statements
869 
WWUS41 KPBZ 211949
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
249 PM EST MON FEB 21 2011

MDZ001-PAZ023-074-076-WVZ023-041-220400-
/O.EXT.KPBZ.WS.W.0005.110221T1949Z-110222T1500Z/
GARRETT-INDIANA-WESTMORELAND RIDGES-FAYETTE RIDGES-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...INDIANA...
LIGONIER...DONEGAL...NEW FLORENCE...ACME...CHAMPION...
NORMALVILLE...FARMINGTON...OHIOPYLE...MARKLEYSBURG...KINGWOOD...
TERRA ALTA...PARSONS...DAVIS...THOMAS
249 PM EST MON FEB 21 2011

...WINTER STORM WARNING NOW IN EFFECT UNTIL 10 AM EST TUESDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 10 AM EST
TUESDAY. 

* HAZARD TYPES...SNOW...POSSIBLY MIXED WITH SLEET AND FREEZING
  RAIN AT TIMES THROUGH EARLY TONIGHT.

* ACCUMULATIONS...4 TO 9 INCHES OF SNOW. AROUND A TENTH OF AN INCH
  ICE ACCUMULATION POSSIBLE. 

* TIMING...NOW THROUGH TUESDAY MORNING.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED
  ROADS.

* VISIBILITIES...LESS THAN ONE MILE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. REPORT
YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772.

&&

$$

OHZ068-069-WVZ012-021-022-220400-
/O.EXB.KPBZ.WW.Y.0014.110221T2200Z-110222T1500Z/
NOBLE-MONROE-WETZEL-MARION-MONONGALIA-
INCLUDING THE CITIES OF...CALDWELL...WOODSFIELD...
NEW MARTINSVILLE...FAIRMONT...MORGANTOWN
249 PM EST MON FEB 21 2011

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM EST TUESDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
WEATHER ADVISORY FOR FREEZING RAIN...SLEET AND SNOW...WHICH IS IN
EFFECT UNTIL 10 AM EST TUESDAY.


* HAZARD TYPES...FREEZING RAIN...SLEET AND SNOW.

* ACCUMULATIONS...1 TO 2 INCHES OF SNOW. AROUND A TENTH OF AN INCH
  ICE ACCUMULATION.

* TIMING...EARLY THIS EVENING UNTIL 10 AM TUESDAY.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED
  ROADS.

* VISIBILITIES...LESS THAN ONE MILE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$

OHZ039>041-048>050-057>059-PAZ007-008-013>016-020>022-029-031-073-
075-WVZ001>004-220400-
/O.EXT.KPBZ.WW.Y.0014.110221T1949Z-110222T1500Z/
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH-
MUSKINGUM-GUERNSEY-BELMONT-MERCER-VENANGO-LAWRENCE-BUTLER-CLARION-
JEFFERSON PA-BEAVER-ALLEGHENY-ARMSTRONG-WASHINGTON-GREENE-
WESTMORELAND-FAYETTE-HANCOCK-BROOKE-OHIO-MARSHALL-
INCLUDING THE CITIES OF...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...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL...OIL CITY...FRANKLIN...SUGARCREEK...
NEW CASTLE...ELLWOOD CITY...BUTLER...ZELIENOPLE...CLARION...
PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...BROCKWAY...
ALIQUIPPA...BEAVER FALLS...AMBRIDGE...MONACA...BEAVER...
PITTSBURGH METRO AREA...KITTANNING...FORD CITY...LEECHBURG...
FREEPORT...APOLLO...WASHINGTON...CANONSBURG...DONORA...
CALIFORNIA...CHARLEROI...MONONGAHELA...MCMURRAY...WAYNESBURG...
FAIRDALE...GREENSBURG...NEW KENSINGTON...JEANNETTE...LATROBE...
MONESSEN...UNIONTOWN...CONNELLSVILLE...POINT MARION...TORONTO...
WEIRTON...WHEELING...MOUNDSVILLE
249 PM EST MON FEB 21 2011

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 AM EST
TUESDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 10 AM EST
TUESDAY. 

* HAZARD TYPES...SNOW...SLEET AND FREEZING RAIN.

* ACCUMULATIONS...3 TO 6 INCHES OF SNOW. AROUND A TENTH OF AN INCH
  ICE ACCUMULATION.

* TIMING...NOW THROUGH TUESDAY MORNING.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED
  ROADS.

* VISIBILITIES...LESS THAN ONE MILE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$
089 
WWUS41 KPBZ 212145
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
445 PM EST MON FEB 21 2011

OHZ048-057>059-PAZ031-WVZ004-220545-
/O.CAN.KPBZ.WW.Y.0014.000000T0000Z-110222T1500Z/
/O.NEW.KPBZ.WW.Y.0015.110221T2200Z-110222T1500Z/
COSHOCTON-MUSKINGUM-GUERNSEY-BELMONT-GREENE-MARSHALL-
INCLUDING THE CITIES OF...COSHOCTON...ZANESVILLE...CAMBRIDGE...
MARTINS FERRY...ST. CLAIRSVILLE...BELLAIRE...BARNESVILLE...
SHADYSIDE...BRIDGEPORT...WAYNESBURG...FAIRDALE...MOUNDSVILLE
445 PM EST MON FEB 21 2011

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM EST TUESDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 10 AM EST
TUESDAY.

* HAZARD TYPES...SNOW...SLEET AND FREEZING RAIN.

* ACCUMULATIONS...3 TO 6 INCHES OF SNOW. AROUND A TENTH OF AN INCH
  ICE ACCUMULATION.

* TIMING...NOW THROUGH TUESDAY MORNING.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED 
  ROADS. 

* VISIBILITIES...LESS THAN ONE MILE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$

OHZ039>041-049-050-PAZ013-014-020>022-029-073-075-WVZ001>003-
220545-
/O.UPG.KPBZ.WW.Y.0014.000000T0000Z-110222T1500Z/
/O.EXA.KPBZ.WS.W.0005.000000T0000Z-110222T1500Z/
TUSCARAWAS-CARROLL-COLUMBIANA-HARRISON-JEFFERSON OH-LAWRENCE-
BUTLER-BEAVER-ALLEGHENY-ARMSTRONG-WASHINGTON-WESTMORELAND-FAYETTE-
HANCOCK-BROOKE-OHIO-
INCLUDING THE CITIES OF...NEW PHILADELPHIA...DOVER...
UHRICHSVILLE...CARROLLTON...EAST LIVERPOOL...SALEM...COLUMBIANA...
EAST PALESTINE...WELLSVILLE...CALCUTTA...CADIZ...HOPEDALE...
STEUBENVILLE...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...GREENSBURG...
NEW KENSINGTON...JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...
CONNELLSVILLE...POINT MARION...TORONTO...WEIRTON...WHEELING
445 PM EST MON FEB 21 2011

...WINTER STORM WARNING IN EFFECT UNTIL 10 AM EST TUESDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 10 AM EST
TUESDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT.

* HAZARD TYPES...SNOW.

* ACCUMULATIONS...4 TO 7 INCHES OF SNOW.

* TIMING...HEAVIEST SNOW WILL OCCUR BEFORE MIDNIGHT.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED
  ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$

MDZ001-PAZ023-074-076-WVZ023-041-220545-
/O.CON.KPBZ.WS.W.0005.000000T0000Z-110222T1500Z/
GARRETT-INDIANA-WESTMORELAND RIDGES-FAYETTE RIDGES-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...INDIANA...
LIGONIER...DONEGAL...NEW FLORENCE...ACME...CHAMPION...
NORMALVILLE...FARMINGTON...OHIOPYLE...MARKLEYSBURG...KINGWOOD...
TERRA ALTA...PARSONS...DAVIS...THOMAS
445 PM EST MON FEB 21 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST TUESDAY.

* HAZARD TYPES...SNOW...POSSIBLY MIXED WITH SLEET AND FREEZING 
  RAIN AT TIMES THROUGH EARLY TONIGHT. 

* ACCUMULATIONS...4 TO 9 INCHES OF SNOW. AROUND A TENTH OF AN 
  INCH ICE ACCUMULATION POSSIBLE. 

* TIMING...NOW THROUGH TUESDAY MORNING.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED 
  ROADS. 

* VISIBILITIES...LESS THAN ONE MILE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. REPORT
YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772.

&&

$$

PAZ009-220545-
/O.EXA.KPBZ.WW.Y.0014.000000T0000Z-110222T1500Z/
FOREST-
INCLUDING THE CITY OF...TIONESTA
445 PM EST MON FEB 21 2011

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM EST TUESDAY...

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 10 AM EST
TUESDAY.

* ACCUMULATIONS...3 TO 5 INCHES OF SNOW.

* TIMING...THROUGH EARLY TUESDAY.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED
  ROADS.


PRECAUTIONARY/PREPAREDNESS ACTIONS...


A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.  REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$

PAZ007-008-015-016-220545-
/O.CON.KPBZ.WW.Y.0014.000000T0000Z-110222T1500Z/
MERCER-VENANGO-CLARION-JEFFERSON PA-
INCLUDING THE CITIES OF...SHARON...HERMITAGE...GROVE CITY...
GREENVILLE...FARRELL...OIL CITY...FRANKLIN...SUGARCREEK...
CLARION...PUNXSUTAWNEY...BROOKVILLE...REYNOLDSVILLE...BROCKWAY
445 PM EST MON FEB 21 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY. 

* HAZARD TYPES...SNOW...SLEET AND FREEZING RAIN.

* ACCUMULATIONS...3 TO 6 INCHES OF SNOW.

* TIMING...NOW THROUGH TUESDAY MORNING.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED
  ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$

OHZ068-069-WVZ012-021-022-220545-
/O.CON.KPBZ.WW.Y.0014.110221T2200Z-110222T1500Z/
NOBLE-MONROE-WETZEL-MARION-MONONGALIA-
INCLUDING THE CITIES OF...CALDWELL...WOODSFIELD...
NEW MARTINSVILLE...FAIRMONT...MORGANTOWN
445 PM EST MON FEB 21 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY. 

* HAZARD TYPES...FREEZING RAIN...SLEET AND SNOW.

* ACCUMULATIONS...1 TO 3 INCHES OF SNOW. AROUND A TENTH OF AN
  INCH ICE ACCUMULATION.

* TIMING...EARLY THIS EVENING UNTIL 10 AM TUESDAY.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED 
  ROADS. 

* VISIBILITIES...LESS THAN ONE MILE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$

15
892 
WWUS41 KPBZ 220002
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
702 PM EST MON FEB 21 2011

MDZ001-PAZ023-074-076-WVZ023-041-220815-
/O.CON.KPBZ.WS.W.0005.000000T0000Z-110222T1500Z/
GARRETT-INDIANA-WESTMORELAND RIDGES-FAYETTE RIDGES-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...INDIANA...
LIGONIER...DONEGAL...NEW FLORENCE...ACME...CHAMPION...
NORMALVILLE...FARMINGTON...OHIOPYLE...MARKLEYSBURG...KINGWOOD...
TERRA ALTA...PARSONS...DAVIS...THOMAS
702 PM EST MON FEB 21 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST TUESDAY.

* HAZARD TYPES...SNOW...POSSIBLY MIXED WITH SLEET AND FREEZING 
  RAIN AT TIMES THROUGH EARLY TONIGHT. 

* ACCUMULATIONS...5 TO 9 INCHES OF SNOW. AROUND A TENTH OF AN
  INCH ICE ACCUMULATION POSSIBLE.

* TIMING...NOW THROUGH TUESDAY MORNING.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED 
  ROADS. 

* VISIBILITIES...LESS THAN ONE MILE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. REPORT
YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772.

&&

$$

OHZ039>041-049-050-PAZ013-014-020>022-029-073-075-WVZ001>003-
220815-
/O.CON.KPBZ.WS.W.0005.000000T0000Z-110222T1500Z/
TUSCARAWAS-CARROLL-COLUMBIANA-HARRISON-JEFFERSON OH-LAWRENCE-
BUTLER-BEAVER-ALLEGHENY-ARMSTRONG-WASHINGTON-WESTMORELAND-FAYETTE-
HANCOCK-BROOKE-OHIO-
INCLUDING THE CITIES OF...NEW PHILADELPHIA...DOVER...
UHRICHSVILLE...CARROLLTON...EAST LIVERPOOL...SALEM...COLUMBIANA...
EAST PALESTINE...WELLSVILLE...CALCUTTA...CADIZ...HOPEDALE...
STEUBENVILLE...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...GREENSBURG...
NEW KENSINGTON...JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...
CONNELLSVILLE...POINT MARION...TORONTO...WEIRTON...WHEELING
702 PM EST MON FEB 21 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST TUESDAY.

* HAZARD TYPES...SNOW.

* ACCUMULATIONS...5 TO 8 INCHES OF SNOW.

* TIMING...HEAVIEST SNOW WILL OCCUR BEFORE MIDNIGHT.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED 
  ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$

PAZ007>009-015-016-220815-
/O.CON.KPBZ.WW.Y.0014.000000T0000Z-110222T1500Z/
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
702 PM EST MON FEB 21 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY. 

* ACCUMULATIONS...3 TO 5 INCHES OF SNOW.

* TIMING...THROUGH EARLY TUESDAY.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED 
  ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.  REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$

OHZ048-057>059-PAZ031-WVZ004-220815-
/O.CON.KPBZ.WW.Y.0015.000000T0000Z-110222T1500Z/
COSHOCTON-MUSKINGUM-GUERNSEY-BELMONT-GREENE-MARSHALL-
INCLUDING THE CITIES OF...COSHOCTON...ZANESVILLE...CAMBRIDGE...
MARTINS FERRY...ST. CLAIRSVILLE...BELLAIRE...BARNESVILLE...
SHADYSIDE...BRIDGEPORT...WAYNESBURG...FAIRDALE...MOUNDSVILLE
702 PM EST MON FEB 21 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY. 

* HAZARD TYPES...SNOW...SLEET AND FREEZING RAIN.

* ACCUMULATIONS...3 TO 6 INCHES OF SNOW. AROUND A TENTH OF AN 
  INCH ICE ACCUMULATION. 

* TIMING...NOW THROUGH TUESDAY MORNING.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED 
  ROADS. 

* VISIBILITIES...LESS THAN ONE MILE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$

OHZ068-069-WVZ012-021-022-220815-
/O.CON.KPBZ.WW.Y.0014.000000T0000Z-110222T1500Z/
NOBLE-MONROE-WETZEL-MARION-MONONGALIA-
INCLUDING THE CITIES OF...CALDWELL...WOODSFIELD...
NEW MARTINSVILLE...FAIRMONT...MORGANTOWN
702 PM EST MON FEB 21 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY. 

* HAZARD TYPES...FREEZING RAIN...SLEET AND SNOW.

* ACCUMULATIONS...1 TO 3 INCHES OF SNOW. AROUND A TENTH OF AN 
  INCH ICE ACCUMULATION. 

* TIMING...EARLY THIS EVENING UNTIL 10 AM TUESDAY.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED 
  ROADS. 

* VISIBILITIES...LESS THAN ONE MILE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$

15
903 
WWUS41 KPBZ 220358
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
1058 PM EST MON FEB 21 2011

MDZ001-PAZ023-074-076-WVZ023-041-221200-
/O.CON.KPBZ.WS.W.0005.000000T0000Z-110222T1500Z/
GARRETT-INDIANA-WESTMORELAND RIDGES-FAYETTE RIDGES-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...INDIANA...
LIGONIER...DONEGAL...NEW FLORENCE...ACME...CHAMPION...
NORMALVILLE...FARMINGTON...OHIOPYLE...MARKLEYSBURG...KINGWOOD...
TERRA ALTA...PARSONS...DAVIS...THOMAS
1058 PM EST MON FEB 21 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST TUESDAY.

* HAZARD TYPES...SNOW...POSSIBLY MIXED WITH SLEET AND FREEZING
  RAIN.

* ACCUMULATIONS...AN ADDITIONAL 2 TO 4 INCHES OF SNOW. AROUND A
  TENTH OF AN INCH OF ICE ACCUMULATION POSSIBLE.

* TIMING...THROUGH TUESDAY MORNING.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED
  ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. ONLY TRAVEL IN AN
EMERGENCY. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$

OHZ039>041-049-050-PAZ013-014-020>022-029-073-075-WVZ001>003-
221200-
/O.CON.KPBZ.WS.W.0005.000000T0000Z-110222T1500Z/
TUSCARAWAS-CARROLL-COLUMBIANA-HARRISON-JEFFERSON OH-LAWRENCE-
BUTLER-BEAVER-ALLEGHENY-ARMSTRONG-WASHINGTON-WESTMORELAND-FAYETTE-
HANCOCK-BROOKE-OHIO-
INCLUDING THE CITIES OF...NEW PHILADELPHIA...DOVER...
UHRICHSVILLE...CARROLLTON...EAST LIVERPOOL...SALEM...COLUMBIANA...
EAST PALESTINE...WELLSVILLE...CALCUTTA...CADIZ...HOPEDALE...
STEUBENVILLE...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...GREENSBURG...
NEW KENSINGTON...JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...
CONNELLSVILLE...POINT MARION...TORONTO...WEIRTON...WHEELING
1058 PM EST MON FEB 21 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST TUESDAY.

* HAZARD TYPES...SNOW.

* ACCUMULATIONS...AN ADDITIONAL 1 TO 2 INCHES OVERNIGHT.

* TIMING...THROUGH TUESDAY MORNING.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED 
  ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. ONLY TRAVEL IN AN
EMERGENCY. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$

PAZ007>009-015-016-221200-
/O.CON.KPBZ.WW.Y.0014.000000T0000Z-110222T1500Z/
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
1058 PM EST MON FEB 21 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY. 

* ACCUMULATIONS...1 TO 2 INCHES OF ADDITIONAL SNOW.

* TIMING...THROUGH EARLY TUESDAY.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED 
  ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.  REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$

OHZ048-057>059-PAZ031-WVZ004-221200-
/O.CON.KPBZ.WW.Y.0015.000000T0000Z-110222T1500Z/
COSHOCTON-MUSKINGUM-GUERNSEY-BELMONT-GREENE-MARSHALL-
INCLUDING THE CITIES OF...COSHOCTON...ZANESVILLE...CAMBRIDGE...
MARTINS FERRY...ST. CLAIRSVILLE...BELLAIRE...BARNESVILLE...
SHADYSIDE...BRIDGEPORT...WAYNESBURG...FAIRDALE...MOUNDSVILLE
1058 PM EST MON FEB 21 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY. 

* HAZARD TYPES...SNOW...SLEET AND FREEZING RAIN.

* ACCUMULATIONS...AN INCH OR LESS OF ADDITIONAL SNOW POSSIBLE.
  LESS THAN AROUND A TENTH OF AN INCH OF ADDITIONAL ICE
  ACCUMULATION.

* TIMING...NOW THROUGH TUESDAY MORNING.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED
  ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$

OHZ068-069-WVZ012-021-022-221200-
/O.CON.KPBZ.WW.Y.0014.000000T0000Z-110222T1500Z/
NOBLE-MONROE-WETZEL-MARION-MONONGALIA-
INCLUDING THE CITIES OF...CALDWELL...WOODSFIELD...
NEW MARTINSVILLE...FAIRMONT...MORGANTOWN
1058 PM EST MON FEB 21 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY. 

* HAZARD TYPES...FREEZING RAIN...SLEET AND SNOW.

* ACCUMULATIONS...AN INCH OR LESS OF ADDITIONAL SNOW. LESS THAN A
  TENTH OF AN INCH OF ADDITIONAL ICE ACCUMULATION.

* TIMING...THROUGH TUESDAY MORNING.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED 
  ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$

15
695 
WWUS41 KPBZ 220838
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
338 AM EST TUE FEB 22 2011

OHZ039>041-049-050-PAZ013-014-020>022-029-073-075-WVZ001>003-
220945-
/O.CAN.KPBZ.WS.W.0005.000000T0000Z-110222T1500Z/
TUSCARAWAS-CARROLL-COLUMBIANA-HARRISON-JEFFERSON OH-LAWRENCE-
BUTLER-BEAVER-ALLEGHENY-ARMSTRONG-WASHINGTON-WESTMORELAND-FAYETTE-
HANCOCK-BROOKE-OHIO-
INCLUDING THE CITIES OF...NEW PHILADELPHIA...DOVER...
UHRICHSVILLE...CARROLLTON...EAST LIVERPOOL...SALEM...COLUMBIANA...
EAST PALESTINE...WELLSVILLE...CALCUTTA...CADIZ...HOPEDALE...
STEUBENVILLE...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...GREENSBURG...
NEW KENSINGTON...JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...
CONNELLSVILLE...POINT MARION...TORONTO...WEIRTON...WHEELING
338 AM EST TUE FEB 22 2011

...WINTER STORM WARNING IS CANCELLED...

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

WIDESPREAD SNOWFALL HAS COME TO AN END ACROSS THE AREA. ONLY
ISOLATED SNOW SHOWERS REMAIN IN THE REGION.

$$

OHZ068-069-PAZ007>009-015-016-WVZ012-021-022-220945-
/O.CAN.KPBZ.WW.Y.0014.000000T0000Z-110222T1500Z/
NOBLE-MONROE-MERCER-VENANGO-FOREST-CLARION-JEFFERSON PA-WETZEL-
MARION-MONONGALIA-
INCLUDING THE CITIES OF...CALDWELL...WOODSFIELD...SHARON...
HERMITAGE...GROVE CITY...GREENVILLE...FARRELL...OIL CITY...
FRANKLIN...SUGARCREEK...TIONESTA...CLARION...PUNXSUTAWNEY...
BROOKVILLE...REYNOLDSVILLE...BROCKWAY...NEW MARTINSVILLE...
FAIRMONT...MORGANTOWN
338 AM EST TUE FEB 22 2011

...WINTER WEATHER ADVISORY IS CANCELLED...

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

WIDESPREAD SNOWFALL HAS COME TO AN END ACROSS THE AREA. ONLY
ISOLATED SNOW SHOWERS REMAIN IN THE REGION.

$$

OHZ048-057>059-PAZ031-WVZ004-220945-
/O.CAN.KPBZ.WW.Y.0015.000000T0000Z-110222T1500Z/
COSHOCTON-MUSKINGUM-GUERNSEY-BELMONT-GREENE-MARSHALL-
INCLUDING THE CITIES OF...COSHOCTON...ZANESVILLE...CAMBRIDGE...
MARTINS FERRY...ST. CLAIRSVILLE...BELLAIRE...BARNESVILLE...
SHADYSIDE...BRIDGEPORT...WAYNESBURG...FAIRDALE...MOUNDSVILLE
338 AM EST TUE FEB 22 2011

...WINTER WEATHER ADVISORY IS CANCELLED...

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

WIDESPREAD SNOWFALL HAS COME TO AN END ACROSS THE AREA. ONLY
ISOLATED SNOW SHOWERS REMAIN IN THE REGION.

$$

MDZ001-PAZ023-074-076-WVZ023-041-221200-
/O.EXT.KPBZ.WS.W.0005.000000T0000Z-110222T1200Z/
GARRETT-INDIANA-WESTMORELAND RIDGES-FAYETTE RIDGES-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...INDIANA...
LIGONIER...DONEGAL...NEW FLORENCE...ACME...CHAMPION...
NORMALVILLE...FARMINGTON...OHIOPYLE...MARKLEYSBURG...KINGWOOD...
TERRA ALTA...PARSONS...DAVIS...THOMAS
338 AM EST TUE FEB 22 2011

...WINTER STORM WARNING NOW IN EFFECT UNTIL 7 AM EST THIS
MORNING...

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

* HAZARD TYPES...SNOW...POSSIBLY MIXED WITH FREEZING RAIN.

* ACCUMULATIONS...AN ADDITIONAL ONE INCH THROUGH THIS MORNING.

* TIMING...THROUGH THIS MORNING.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS. SNOW AND ICE COVERED 
  ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. ONLY TRAVEL IN AN
EMERGENCY. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

&&

$$
919 
WWUS41 KPBZ 221132
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
632 AM EST TUE FEB 22 2011

MDZ001-PAZ023-074-076-WVZ023-041-221245-
/O.EXP.KPBZ.WS.W.0005.000000T0000Z-110222T1200Z/
GARRETT-INDIANA-WESTMORELAND RIDGES-FAYETTE RIDGES-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...INDIANA...
LIGONIER...DONEGAL...NEW FLORENCE...ACME...CHAMPION...
NORMALVILLE...FARMINGTON...OHIOPYLE...MARKLEYSBURG...KINGWOOD...
TERRA ALTA...PARSONS...DAVIS...THOMAS
632 AM EST TUE FEB 22 2011

...WINTER STORM WARNING WILL EXPIRE AT 7 AM EST THIS MORNING...

THE WINTER STORM WARNING WILL EXPIRE AT 7 AM EST THIS MORNING. 

WIDESPREAD SNOWFALL HAS COME TO AN END ACROSS THE AREA. ANY
REMAINING SNOW SHOWERS ARE EXPECTED TO END EARLY THIS MORNING.

$$
401 
WWUS41 KPBZ 221135
WSWPBZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
635 AM EST TUE FEB 22 2011

MDZ001-PAZ023-074-076-WVZ023-041-221245-
/O.CAN.KPBZ.WS.W.0005.000000T0000Z-110222T1200Z/
GARRETT-INDIANA-WESTMORELAND RIDGES-FAYETTE RIDGES-PRESTON-TUCKER-
INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...INDIANA...
LIGONIER...DONEGAL...NEW FLORENCE...ACME...CHAMPION...
NORMALVILLE...FARMINGTON...OHIOPYLE...MARKLEYSBURG...KINGWOOD...
TERRA ALTA...PARSONS...DAVIS...THOMAS
635 AM EST TUE FEB 22 2011

...WINTER STORM WARNING IS CANCELLED...

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

WIDESPREAD SNOWFALL HAS COME TO AN END ACROSS THE AREA. ANY
REMAINING SNOW SHOWERS ARE EXPECTED TO END EARLY 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 Feb 21, 11:09 AM EST, 59 minutes earlier.

Area forecast discussion, Feb 21, 11:09 AM EST, 59 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PITTSBURGH PA
1109 AM EST MON FEB 21 2011

.SYNOPSIS...
A LOW PRESSURE SYSTEM COMING EAST FROM ILLINOIS WILL BRING A MIX
OF RAIN AND SNOW TO THE UPPER OHIO VALLEY THIS AFTERNOON...CHANGING
TO ALL SNOW TONIGHT AS COLDER AIR MOVES IN. CANADIAN HIGH
PRESSURE WILL PROVIDE DRY CONDITIONS TUESDAY AND WEDNESDAY.

&&

.NEAR TERM /THROUGH TONIGHT/...
HEADLINES ACROSS THE NORTH HAVE BEEN DROPPED AS PRECIPITATION HAS
TEMPORARILY ENDED. PRECIPITATION FROM INCOMING MIDWEST LOW
PRESSURE SYSTEM WILL SPREAD EASTWARD ACROSS THE UPPER OHIO VALLEY
DURING THE AFTERNOON WITH BULK OF THE AMOUNTS OVER OUR FORECAST
AREA EARLY TONIGHT.

RAIN/SNOW TRANSITION LINE WILL CONTINUE TO CREEP SOUTHWARD ACROSS
WESTERN PA AND EAST CENTRAL OH DURING THE AFTERNOON AND INTO
NORTHERN WV EARLY TONIGHT.

LATEST SREF SNOW AMOUNTS STILL SHOW GREATEST SNOW ACCUMULATION
OVER PA/WV/MD MOUNTAIN ZONES FROM 00Z TO 09Z TONIGHT. A WINTER
STORM WATCH REMAINS IN TONIGHT FOR THE PA/WV/MD MOUNTAIN ZONES.

&&

.SHORT TERM /TUESDAY THROUGH WEDNESDAY NIGHT/...
BASED ON RECENT SREF MODEL OUTPUT, EXPECT CANADIAN HIGH PRESSURE
TO PROVIDE A DRY PERIOD FOR THE UPPER OHIO VALLEY THIS PERIOD.

BASED ON BLEND OF NAM AND GFS MOS VALUES, FORECASTED TEMPERATURES
TO BE COLDER THAN NORMAL. ALSO RECOGNIZE EXTENT OF SNOW COVER
BUILD UP TONIGHT CAN IMPACT GFS IMPLIED WARM UP DAYTIME WEDNESDAY.

&&

.LONG TERM /THURSDAY THROUGH SUNDAY/...
RECENT ECMWF MODEL OUTPUT SHOWS TWO LOW PRESSURE SYSTEMS, BOTH
DEVELOPING NEAR TEXAS, PROVIDING THE UPPER OHIO VALLEY WITH BOUTS
OF MIXED PRECIPITATION THURSDAY INTO SUNDAY WITH TEMPERATURES NEAR
OR SLIGHTLY COLDER THAN NORMAL.

&&

.AVIATION /16Z MONDAY THROUGH FRIDAY/...
EXPECT PERIODS OF IFR AND MIXED PRECIPITATION TODAY, ALTHOUGH ITS
POSSIBLE THERE MAY BE A PERIOD OF MVFR CONDITIONS AROUND MIDDAY, AS
FIRST LOW PRESSURE SYSTEM EXITS EAST PAST THE MOUNTAINS.

EXPECT A SECOND BOUT OF IFR IN MAINLY SNOW TO AFFECT THE UPPER OHIO
VALLEY LATE AFTERNOON AND TONIGHT WITH THE EASTWARD PASSAGE OF A
SECOND LOW PRESSURE SYSTEM. THERE CAN BE A BRIEF PERIOD OF
FREEZING RAIN OR SLEET AS RAIN TRANSITIONS TO SNOW.

SURFACE WINDS WILL BE MAINLY NORTHEAST AND EAST AT 5 TO 10 KTS TODAY
AND THEN BECOME NORTH 10 TO 15 KTS TONIGHT.

EXPECT CANADIAN HIGH PRESSURE TO RESTORE VFR CONDITIONS TUESDAY
AFTERNOON INTO WEDNESDAY.

A LOW PRESSURE SYSTEM COMING NORTHEAST FROM TEXAS CAN BRING MIXED
PRECIPITATION WITH RESTRICTIONS THURSDAY INTO THE WEEKEND.

&&

.HYDROLOGY...
CONCERNS CONTINUE ABOUT THE POTENTIAL FOR MINOR FLOODING ALONG
RIVERS AND CREEKS DUE TO ICE MOVEMENT AND JAMMING. MOST OF THE
AFFECTED SMALL STREAMS ARE EITHER TRIBUTARIES OF THE ALLEGHENY
RIVER OR IN VICINITY OF THE HIGHER RIDGES.

MIXED PRECIPITATION TODAY SHOULD INCREASE STREAM FLOW AND ACCELERATE
THE ICE THINNING PROCESS AS WELL AS THE POTENTIAL FOR ICE MOVEMENT
AND JAMMING, WHICH COULD RESULT IN RAPID CHANGES IN STREAM LEVELS
AND POSSIBLY FLOODING.

RAIN AMOUNTS TODAY MAY BE SUBSTANTIAL ENOUGH TO CAUSE RISES ON THE
MONONGAHELA RIVER AND ITS TRIBUTARIES TONIGHT INTO TUESDAY.

&&

.PBZ WATCHES/WARNINGS/ADVISORIES...
MD...WINTER STORM WATCH FROM 6 PM EST THIS EVENING THROUGH TUESDAY
     MORNING FOR MDZ001.
OH...NONE.
PA...WINTER STORM WATCH FROM 6 PM EST THIS EVENING THROUGH TUESDAY
     MORNING FOR PAZ023-074-076.
WV...WINTER STORM WATCH FROM 6 PM EST THIS EVENING THROUGH TUESDAY
     MORNING FOR WVZ023-041.

&&
Hazardous weather outlook, Feb 21, 10:48 AM EST, 1 hour 20 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PITTSBURGH PA
1048 AM EST MON FEB 21 2011

OHZ068-069-WVZ012-021-022-221600-
NOBLE-MONROE-WETZEL-MARION-MONONGALIA-
1048 AM EST MON FEB 21 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL OHIO AND
NORTHERN WEST VIRGINIA.

.DAY ONE...TODAY AND TONIGHT.

RAIN WILL CHANGE OVER TO SNOW TONIGHT. SNOW ACCUMULATIONS OF 1 TO
3 INCHES ARE POSSIBLE TONIGHT. THIS WILL CAUSE HAZARDOUS DRIVING
CONDITIONS.

IN ADDITION...LIMITED POTENTIAL OF FLOODING REMAINS ALONG SMALL
RIVERS...STREAMS AND CREEKS...DUE TO ICE MOVEMENT AND JAMMING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

MDZ001-PAZ023-074-076-WVZ023-041-221600-
GARRETT-INDIANA-WESTMORELAND RIDGES-FAYETTE RIDGES-PRESTON-TUCKER-
1048 AM EST MON FEB 21 2011

...WINTER STORM WATCH IN EFFECT FROM 6 PM EST THIS EVENING THROUGH
TUESDAY MORNING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MARYLAND...SOUTHWEST
PENNSYLVANIA...WEST CENTRAL 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.

RAIN WILL CHANGE BACK TO SNOW THIS EVENING. SNOW COULD BE HEAVY AT
TIMES TONIGHT WITH ACCUMULATIONS IN EXCESS OF 6 INCHES POSSIBLE.
VISIBILITIES WILL BE REDUCED TO LESS THAN ONE MILE. SNOW WILL
CAUSE HAZARDOUS DRIVING CONDITIONS.

IN ADDITION...LIMITED POTENTIAL OF FLOODING REMAINS ALONG SMALL
RIVERS...STREAMS AND CREEKS...DUE TO ICE MOVEMENT AND JAMMING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

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

   WINTER STORM WATCH.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

OHZ039>041-048>050-057>059-PAZ013-014-020>022-029-031-073-075-
WVZ001>004-221600-
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH-
MUSKINGUM-GUERNSEY-BELMONT-LAWRENCE-BUTLER-BEAVER-ALLEGHENY-
ARMSTRONG-WASHINGTON-GREENE-WESTMORELAND-FAYETTE-HANCOCK-BROOKE-OHIO-
MARSHALL-
1048 AM EST MON FEB 21 2011

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

.DAY ONE...TODAY AND TONIGHT.

RAIN WILL CHANGE BACK TO SNOW THIS EVENING AND CONTINUE
OVERNIGHT. SNOW ACCUMULATIONS OF 2 TO 6 INCHES ARE POSSIBLE
TONIGHT. THIS WILL CAUSE HAZARDOUS DRIVING CONDITIONS.

IN ADDITION...LIMITED POTENTIAL OF FLOODING REMAINS ALONG SMALL
RIVERS...STREAMS AND CREEKS...DUE TO ICE MOVEMENT AND JAMMING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

PAZ007>009-015-016-221600-
MERCER-VENANGO-FOREST-CLARION-JEFFERSON PA-
1048 AM EST MON FEB 21 2011

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

.DAY ONE...TODAY AND TONIGHT.

SNOW WILL RETURN THIS EVENING AND CONTINUE OVERNIGHT. ADDITIONAL
SNOW ACCUMULATIONS OF 2 TO 4 INCHES ARE POSSIBLE TONIGHT. THIS
WILL CAUSE HAZARDOUS DRIVING CONDITIONS.

IN ADDITION...LIMITED POTENTIAL OF FLOODING REMAINS ALONG SMALL
RIVERS...STREAMS AND CREEKS...DUE TO ICE MOVEMENT AND JAMMING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

In the hours before

Local storm report, Feb 21, 6:57 AM EST, 5 hours 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA
657 AM EST MON FEB 21 2011

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

0655 AM     SNOW             OIL CITY                41.43N  79.70W
02/21/2011  E6.0 INCH        VENANGO            PA   EMERGENCY MNGR

&&

EVENT NUMBER PBZ1100231

JD
Local storm report, Feb 21, 8:08 AM EST, 4 hours before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA
808 AM EST MON FEB 21 2011

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

0807 AM     SNOW             PUNXSUTAWNEY            40.94N  78.97W
02/21/2011  E2.0 INCH        JEFFERSON          PA   DEPT OF HIGHWAYS

&&

EVENT NUMBER PBZ1100232

JD

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 21, 3:54 AM ESTWinter Storm WatchPBZ8 hr
Feb 21, 12:08 PM ESTWinter Weather AdvisoryPBZBrooke, Hancock, Marion, Marshall, Ohio, Wetzel16 hr
Feb 21, 4:45 PM ESTWinter Weather AdvisoryPBZMarshall11 hr
Feb 20, 8:42 PM ESTWinter Storm WarningPBZClarion, Forest, Jefferson, Mercer, Venango14 hr
Feb 20, 8:42 PM ESTWinter Weather AdvisoryPBZArmstrong, Butler, Lawrence13 hr

Nearby

Winter Storm Warnings in Pennsylvania, 2011Winter Storm Warnings in Ohio, 2011Winter Storm Warnings in West Virginia, 2011Every winter storm warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.