Alert archive / Pennsylvania / Winter Storm Warnings in 2011
Winter Storm Warning 8, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this winter storm warning at Oct 28, 2011, 12:38 PM EDT for Fayette County, Westmoreland County, Pennsylvania. It took effect at Oct 28, 2011, 7:00 PM EDT. It was in force for 19 hr. 7 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
- Oct 28, 2011, 12:38 PM EDT (16:38 UTC)
- In effect from
- Oct 28, 2011, 7:00 PM EDT
- Expired
- Oct 29, 2011, 2:02 PM EDT
- In force
- 19 hr
- Issued by
- NWS Pittsburgh, PA
Counties Fayette County, PA, Westmoreland County, PA
The radar
The Pittsburgh radar (KPBZ), 73 km from the middle of the area, began a volume at 16:42 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Oct 29, 8:33 AM EDT | SNOW 7 | Markleysburg, PA | |
| Oct 29, 8:49 AM EDT | SNOW 5 | Farmington, PA | |
| Oct 29, 9:12 AM EDT | SNOW 2 | Acme, PA | |
| Oct 29, 10:05 AM EDT | SNOW 2 | New Kensington, PA | |
| Oct 29, 10:16 AM EDT | SNOW 2 | West Newton, PA | |
| Oct 29, 10:21 AM EDT | SNOW 8 | Champion, PA | |
| Oct 29, 11:01 AM EDT | SNOW 6 | Donegal, 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, 4.6 hours before the alert went out and 57 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 688 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- -124 m²/s²
- 0-3 km storm-relative helicity
- -23 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
407 WWUS41 KPBZ 281638 WSWPBZ URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE PITTSBURGH PA 1238 PM EDT FRI OCT 28 2011 ...LATE OCTOBER SNOW STORM FOR THE MOUNTAINS SOUTH AND EAST OF PITTSBURGH... .AN EARLY WINTER STORM MOVING UP THE EAST COAST OF THE UNITED STATES TONIGHT INTO SATURDAY WILL BRING PERIODS OF HEAVY SNOW TO SOUTH AND EAST OF PITTSBURGH. MDZ001-PAZ074-076-WVZ023-041-290045- /O.UPG.KPBZ.WS.A.0007.111029T0100Z-111029T2000Z/ /O.NEW.KPBZ.WS.W.0008.111028T2300Z-111030T0000Z/ GARRETT-WESTMORELAND RIDGES-FAYETTE RIDGES-PRESTON-TUCKER- INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...LIGONIER... DONEGAL...NEW FLORENCE...ACME...CHAMPION...NORMALVILLE... FARMINGTON...OHIOPYLE...MARKLEYSBURG...KINGWOOD...TERRA ALTA... PARSONS...DAVIS...THOMAS 1238 PM EDT FRI OCT 28 2011 ...WINTER STORM WARNING IN EFFECT FROM 7 PM THIS EVENING TO 8 PM EDT SATURDAY... THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 8 PM EDT SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * HAZARD TYPES...HEAVY WET SNOW. * ACCUMULATIONS...5 TO 9 INCHES OF SNOW, WITH LOCALLY HIGHER AMOUNTS ACROSS THE HIGHEST RIDGES. * TIMING...SNOW WILL INCREASE IN INTENSITY TONIGHT AND BEGIN TO TAPER OFF SATURDAY AFTERNOON INTO THE EVENING. * IMPACTS...HAZARDOUS TRAVEL CONDITIONS CAN BE EXPECTED WITH ACCUMULATING WET SNOW. THE HEAVY WET SNOW ACCUMULATION WILL LEAD TO DOWNED TREE LIMBS AND CAUSE POWER OUTAGES. * WINDS...EAST AT 5 TO 10 MPH...BECOMING NORTHWEST AT 10 TO 15 MPH SATURDAY AFTERNOON. * TEMPERATURES...IN THE UPPER 20S SATURDAY MORNING, WARMING TO THE LOWER 30S BY SATURDAY AFTERNOON. * VISIBILITIES...LESS THAN A QUARTER OF A MILE AT TIMES. 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. && $$ PAZ023-073-075-WVZ021-022-290045- /O.NEW.KPBZ.WW.Y.0023.111029T0400Z-111029T1800Z/ INDIANA-WESTMORELAND-FAYETTE-MARION-MONONGALIA- INCLUDING THE CITIES OF...INDIANA...GREENSBURG...NEW KENSINGTON... JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...CONNELLSVILLE... POINT MARION...FAIRMONT...MORGANTOWN 1238 PM EDT FRI OCT 28 2011 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 2 PM EDT SATURDAY... THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 2 PM EDT SATURDAY. * HAZARD TYPES...SNOW. * ACCUMULATIONS...2 TO 4 INCHES OF SNOW, WITH THE HIGHEST AMOUNTS ON GRASSY AND ELEVATED SURFACES. * TIMING...SNOW WILL INCREASE IN INTENSITY TONIGHT AND BEGIN TO TAPER OFF BY EARLY AFTERNOON. * IMPACTS...ROADS MAY BRIEFLY BECOME SNOW COVERED AND SLICK DURING BRIEF PERIODS OF HEAVY SNOW ON SATURDAY MORNING. * WINDS...EAST AT 5 TO 10 MPH...BECOMING NORTHWEST SATURDAY AFTERNOON. * TEMPERATURES...IN THE LOWER 30S SATURDAY MORNING, WARMING TO NEAR 40 BY SATURDAY AFTERNOON. * VISIBILITIES...LESS THAN A MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772. && $$ WOODRUM
6 follow-up statements
612 WWUS41 KPBZ 281921 WSWPBZ URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE PITTSBURGH PA 321 PM EDT FRI OCT 28 2011 ...LATE OCTOBER SNOW STORM FOR THE MOUNTAINS SOUTH AND EAST OF PITTSBURGH... .AN EARLY WINTER STORM MOVING UP THE EAST COAST OF THE UNITED STATES TONIGHT INTO SATURDAY WILL BRING PERIODS OF HEAVY SNOW TO SOUTH AND EAST OF PITTSBURGH. MDZ001-PAZ074-076-WVZ023-041-290330- /O.CON.KPBZ.WS.W.0008.111028T2300Z-111030T0000Z/ GARRETT-WESTMORELAND RIDGES-FAYETTE RIDGES-PRESTON-TUCKER- INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...LIGONIER... DONEGAL...NEW FLORENCE...ACME...CHAMPION...NORMALVILLE... FARMINGTON...OHIOPYLE...MARKLEYSBURG...KINGWOOD...TERRA ALTA... PARSONS...DAVIS...THOMAS 321 PM EDT FRI OCT 28 2011 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 8 PM EDT SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 8 PM EDT SATURDAY. * HAZARD TYPE...HEAVY WET SNOW. * ACCUMULATIONS...5 TO 9 INCHES OF SNOW, WITH LOCALLY HIGHER AMOUNTS ACROSS THE HIGHEST RIDGES. * TIMING...SNOW WILL INCREASE IN INTENSITY TONIGHT AND BEGIN TO TAPER OFF SATURDAY AFTERNOON INTO THE EVENING. * IMPACTS...HAZARDOUS TRAVEL CONDITIONS CAN BE EXPECTED WITH ACCUMULATING WET SNOW. THE WEIGHT OF SNOW ACCUMULATION WILL LEAD TO DOWNED TREE LIMBS AND CAUSE POWER OUTAGES. * WINDS...EAST AT 5 TO 10 MPH TONIGHT, BECOMING NORTH AT 10 TO 15 MPH WITH GUSTS UP TO 20 MPH ON SATURDAY. * TEMPERATURES...IN THE UPPER 20S SATURDAY MORNING, WARMING TO THE LOWER 30S BY SATURDAY AFTERNOON. * VISIBILITIES...LESS THAN A QUARTER OF A MILE AT TIMES. 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. && $$ PAZ023-073-075-WVZ021-022-290330- /O.CON.KPBZ.WW.Y.0023.111029T0400Z-111029T1800Z/ INDIANA-WESTMORELAND-FAYETTE-MARION-MONONGALIA- INCLUDING THE CITIES OF...INDIANA...GREENSBURG...NEW KENSINGTON... JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...CONNELLSVILLE... POINT MARION...FAIRMONT...MORGANTOWN 321 PM EDT FRI OCT 28 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 2 PM EDT SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 2 PM EDT SATURDAY. * HAZARD TYPE...SNOW. * ACCUMULATIONS...2 TO 4 INCHES OF SNOW, WITH THE HIGHEST AMOUNTS ON GRASSY AND ELEVATED SURFACES. * TIMING...SNOW WILL INCREASE IN INTENSITY TONIGHT AND BEGIN TO TAPER OFF BY EARLY AFTERNOON. * IMPACTS...ROADS MAY BRIEFLY BECOME SNOW COVERED AND SLICK DURING BRIEF PERIODS OF HEAVY SNOW ON SATURDAY MORNING. * WINDS...EAST AT 5 TO 10 MPH...BECOMING NORTH SATURDAY AFTERNOON. * TEMPERATURES...IN THE LOWER 30S SATURDAY MORNING, WARMING TO NEAR 40 BY SATURDAY AFTERNOON. * VISIBILITIES...LESS THAN A MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772. && $$
210 WWUS41 KPBZ 290119 WSWPBZ URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE PITTSBURGH PA 919 PM EDT FRI OCT 28 2011 ...LATE OCTOBER SNOW STORM FOR THE MOUNTAINS SOUTH AND EAST OF PITTSBURGH... .LOW PRESSURE WILL BRING PERIODS OF HEAVY SNOW TO AREAS SOUTH AND EAST OF PITTSBURGH. MDZ001-PAZ074-076-WVZ023-041-290930- /O.CON.KPBZ.WS.W.0008.000000T0000Z-111030T0000Z/ GARRETT-WESTMORELAND RIDGES-FAYETTE RIDGES-PRESTON-TUCKER- INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...LIGONIER... DONEGAL...NEW FLORENCE...ACME...CHAMPION...NORMALVILLE... FARMINGTON...OHIOPYLE...MARKLEYSBURG...KINGWOOD...TERRA ALTA... PARSONS...DAVIS...THOMAS 919 PM EDT FRI OCT 28 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT SATURDAY. * HAZARD TYPE...HEAVY WET SNOW. * ACCUMULATIONS...5 TO 9 INCHES OF SNOW... WITH LOCALLY HIGHER AMOUNTS ACROSS THE HIGHEST RIDGES. * TIMING...SNOW WILL INCREASE IN INTENSITY AFTER MIDNIGHT AND BEGIN TO TAPER OFF SATURDAY AFTERNOON. * IMPACTS...HAZARDOUS TRAVEL CONDITIONS CAN BE EXPECTED WITH ACCUMULATING WET SNOW. THE WEIGHT OF SNOW ACCUMULATION MAY LEAD TO DOWNED TREE LIMBS AND CAUSE POWER OUTAGES. * WINDS...EAST AT 5 TO 10 MPH TONIGHT... BECOMING NORTH AT 10 TO 15 MPH WITH GUSTS UP TO 20 MPH ON SATURDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING 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. && $$ PAZ023-073-075-WVZ021-022-290930- /O.CON.KPBZ.WW.Y.0023.111029T0400Z-111029T1800Z/ INDIANA-WESTMORELAND-FAYETTE-MARION-MONONGALIA- INCLUDING THE CITIES OF...INDIANA...GREENSBURG...NEW KENSINGTON... JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...CONNELLSVILLE... POINT MARION...FAIRMONT...MORGANTOWN 919 PM EDT FRI OCT 28 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SATURDAY. * HAZARD TYPE...SNOW. * ACCUMULATIONS...2 TO 4 INCHES OF SNOW... WITH THE HIGHEST AMOUNTS ON GRASSY AND ELEVATED SURFACES. * TIMING...SNOW WILL INCREASE IN INTENSITY AFTER MIDNIGHT AND BEGIN TO TAPER OFF BY EARLY AFTERNOON. * IMPACTS...ROADS MAY BRIEFLY BECOME SNOW COVERED AND SLICK DURING BRIEF PERIODS OF HEAVY SNOW ON SATURDAY MORNING. * WINDS...EAST AT 5 TO 10 MPH...BECOMING NORTH SATURDAY AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITY. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772. && $$
016 WWUS41 KPBZ 290709 WSWPBZ URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE PITTSBURGH PA 309 AM EDT SAT OCT 29 2011 ...LATE OCTOBER SNOW STORM FOR THE MOUNTAINS SOUTH AND EAST OF PITTSBURGH... .LOW PRESSURE WILL BRING PERIODS OF HEAVY SNOW TO AREAS SOUTH AND EAST OF PITTSBURGH. MDZ001-PAZ074-076-WVZ023-041-291515- /O.CON.KPBZ.WS.W.0008.000000T0000Z-111030T0000Z/ GARRETT-WESTMORELAND RIDGES-FAYETTE RIDGES-PRESTON-TUCKER- INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...LIGONIER... DONEGAL...NEW FLORENCE...ACME...CHAMPION...NORMALVILLE... FARMINGTON...OHIOPYLE...MARKLEYSBURG...KINGWOOD...TERRA ALTA... PARSONS...DAVIS...THOMAS 309 AM EDT SAT OCT 29 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING. * HAZARD TYPE...HEAVY WET SNOW. * ACCUMULATIONS...4 TO 8 INCHES OF SNOW. * TIMING...SNOW WILL BE HEAVY AT TIMES THIS MORNING AND BEGIN TO TAPER OFF THIS AFTERNOON. * IMPACTS...HAZARDOUS TRAVEL CONDITIONS CAN BE EXPECTED WITH ACCUMULATING WET SNOW. THE WEIGHT OF SNOW ACCUMULATION MAY LEAD TO DOWNED TREE LIMBS AND CAUSE POWER OUTAGES. * WINDS...NORTH 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING 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. && $$ PAZ023-073-075-WVZ021-022-291515- /O.CON.KPBZ.WW.Y.0023.000000T0000Z-111029T1800Z/ INDIANA-WESTMORELAND-FAYETTE-MARION-MONONGALIA- INCLUDING THE CITIES OF...INDIANA...GREENSBURG...NEW KENSINGTON... JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...CONNELLSVILLE... POINT MARION...FAIRMONT...MORGANTOWN 309 AM EDT SAT OCT 29 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON. * HAZARD TYPE...SNOW. * ACCUMULATIONS...2 TO 4 INCHES OF SNOW. * TIMING...SNOW WILL INCREASE IN INTENSITY DURING THE EARLY MORNING AND BEGIN TO TAPER OFF BY EARLY AFTERNOON. * IMPACTS...ROADS MAY BRIEFLY BECOME SNOW COVERED AND SLICK DURING BRIEF PERIODS OF HEAVY SNOW THIS MORNING. * WINDS...NORTHEAST AROUND 5 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITY. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633- 6772. && $$
042 WWUS41 KPBZ 291257 WSWPBZ URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE PITTSBURGH PA 857 AM EDT SAT OCT 29 2011 ...LATE OCTOBER SNOW STORM FOR THE MOUNTAINS SOUTH AND EAST OF PITTSBURGH... .A LOW PRESSURE MOVING UP THE MID-ATLANTIC COAST WILL BRING PERIODS OF HEAVY SNOW TO AREAS SOUTH AND EAST OF PITTSBURGH. WVZ021-022-291400- /O.CAN.KPBZ.WW.Y.0023.000000T0000Z-111029T1800Z/ MARION-MONONGALIA- INCLUDING THE CITIES OF...FAIRMONT...MORGANTOWN 857 AM EDT SAT OCT 29 2011 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS CANCELLED THE WINTER WEATHER ADVISORY. SNOW, WITH VISIBILITIES LESS THAN A MILE FOR BRIEF PERIODS, WILL CONTINUE THIS MORNING. WITH TEMPERATURES ABOVE FREEZING THIS MORNING, ANY ADDITIONAL ACCUMULATION WILL BE LESS THAN AN INCH. THUS, THE WINTER WEATHER ADVISORY HAS BEEN CANCELLED. $$ MDZ001-PAZ074-076-WVZ023-041-292100- /O.CON.KPBZ.WS.W.0008.000000T0000Z-111030T0000Z/ GARRETT-WESTMORELAND RIDGES-FAYETTE RIDGES-PRESTON-TUCKER- INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...LIGONIER... DONEGAL...NEW FLORENCE...ACME...CHAMPION...NORMALVILLE... FARMINGTON...OHIOPYLE...MARKLEYSBURG...KINGWOOD...TERRA ALTA... PARSONS...DAVIS...THOMAS 857 AM EDT SAT OCT 29 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING. * HAZARD TYPE...HEAVY WET SNOW. * ACCUMULATIONS...3 TO 5 ADDITIONAL INCHES OF SNOW, WITH STORM TOTAL ACCUMULATION OF 7 TO 12 INCHES. * TIMING...SNOW WILL BE HEAVY AT TIMES THIS MORNING AND BEGIN TO TAPER OFF THIS AFTERNOON. * IMPACTS...HAZARDOUS TRAVEL CONDITIONS CAN BE EXPECTED WITH ACCUMULATING WET SNOW. THE WEIGHT OF SNOW ACCUMULATION MAY LEAD TO DOWNED TREE LIMBS AND CAUSE POWER OUTAGES. * WINDS...NORTH 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772. && $$ PAZ023-073-075-291800- /O.CON.KPBZ.WW.Y.0023.000000T0000Z-111029T1800Z/ INDIANA-WESTMORELAND-FAYETTE- INCLUDING THE CITIES OF...INDIANA...GREENSBURG...NEW KENSINGTON... JEANNETTE...LATROBE...MONESSEN...UNIONTOWN...CONNELLSVILLE... POINT MARION 857 AM EDT SAT OCT 29 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON. * HAZARD TYPE...SNOW. * ACCUMULATIONS...ONE ADDITIONAL INCH, WITH 2 TO 4 INCHES OF STORM TOTAL ACCUMULATION. * TIMING...SNOW WILL BE HEAVY DURING BRIEF PERIODS THIS MORNING AND BEGIN TO TAPER OFF BY EARLY AFTERNOON. * IMPACTS...ROADS MAY BRIEFLY BECOME SNOW COVERED AND SLICK DURING BRIEF PERIODS OF HEAVY SNOW THIS MORNING. * WINDS...NORTH AT 5 TO 10 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITY. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633- 6772. && $$
156 WWUS41 KPBZ 291636 WSWPBZ URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE PITTSBURGH PA 1236 PM EDT SAT OCT 29 2011 ...LATE OCTOBER SNOW STORM FOR THE MOUNTAINS SOUTH AND EAST OF PITTSBURGH... .HEAVY WET SNOW WILL PUSH NORTHEAST OF THE AREA THIS AFTERNOON AS A LOW PRESSURE SYSTEM MOVES UP THE MID-ATLANTIC COAST. MDZ001-WVZ023-041-291745- /O.CAN.KPBZ.WS.W.0008.000000T0000Z-111030T0000Z/ GARRETT-PRESTON-TUCKER- INCLUDING THE CITIES OF...OAKLAND MD...GRANTSVILLE...KINGWOOD... TERRA ALTA...PARSONS...DAVIS...THOMAS 1236 PM EDT SAT OCT 29 2011 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS CANCELLED THE WINTER STORM WARNING. THE MORE PERSISTENT, ACCUMULATING SNOW HAS TAPERED OFF THIS AFTERNOON. THUS, THE WINTER STORM WARNING HAS BEEN CANCELLED. $$ PAZ075-291745- /O.CAN.KPBZ.WW.Y.0023.000000T0000Z-111029T1800Z/ FAYETTE- INCLUDING THE CITIES OF...UNIONTOWN...CONNELLSVILLE... POINT MARION 1236 PM EDT SAT OCT 29 2011 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS CANCELLED THE WINTER WEATHER ADVISORY. $$ PAZ074-076-300000- /O.CON.KPBZ.WS.W.0008.000000T0000Z-111030T0000Z/ WESTMORELAND RIDGES-FAYETTE RIDGES- INCLUDING THE CITIES OF...LIGONIER...DONEGAL...NEW FLORENCE... ACME...CHAMPION...NORMALVILLE...FARMINGTON...OHIOPYLE... MARKLEYSBURG 1236 PM EDT SAT OCT 29 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING. * HAZARD TYPE...HEAVY WET SNOW. * ACCUMULATIONS...1 TO 2 ADDITIONAL INCHES OF SNOW... WITH STORM TOTAL ACCUMULATION OF 7 TO 12 INCHES. * TIMING...SNOW WILL BEGIN TO TAPER OFF THIS AFTERNOON. * IMPACTS...HAZARDOUS TRAVEL CONDITIONS CAN BE EXPECTED WITH ACCUMULATING WET SNOW. THE WEIGHT OF SNOW ACCUMULATION MAY LEAD TO DOWNED TREE LIMBS AND CAUSE POWER OUTAGES. * WINDS...NORTH 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772. && $$ PAZ023-073-291800- /O.CON.KPBZ.WW.Y.0023.000000T0000Z-111029T1800Z/ INDIANA-WESTMORELAND- INCLUDING THE CITIES OF...INDIANA...GREENSBURG...NEW KENSINGTON... JEANNETTE...LATROBE...MONESSEN 1236 PM EDT SAT OCT 29 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON. * HAZARD TYPE...SNOW. * ACCUMULATIONS...LESS THAN AN INCH OF ADDITIONAL SNOWFALL...WITH 2 TO 4 INCHES OF STORM TOTAL ACCUMULATION. * TIMING...SNOW WILL TAPER EARLY THIS AFTERNOON. * IMPACTS...ROADS MAY BRIEFLY BECOME SNOW COVERED AND SLICK. * WINDS...NORTH AT 5 TO 10 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITY. REPORT YOUR SNOWFALL ACCUMULATIONS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633- 6772. && $$
723 WWUS41 KPBZ 291802 WSWPBZ URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE PITTSBURGH PA 202 PM EDT SAT OCT 29 2011 PAZ074-076-291915- /O.CAN.KPBZ.WS.W.0008.000000T0000Z-111030T0000Z/ WESTMORELAND RIDGES-FAYETTE RIDGES- INCLUDING THE CITIES OF...LIGONIER...DONEGAL...NEW FLORENCE... ACME...CHAMPION...NORMALVILLE...FARMINGTON...OHIOPYLE... MARKLEYSBURG 202 PM EDT SAT OCT 29 2011 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS CANCELLED THE WINTER STORM WARNING. SNOW HAS BEGUN TO TAPER OFF WITH LITTLE ADDITIONAL ACCUMULATION EXPECTED. CAUTION SHOULD BE EXERCISED WHEN OUTSIDE AS THE WEIGHT OF HEAVY SNOW MAY DOWN ADDITIONAL LIMBS AND POWER LINES. $$ PAZ023-073-291915- /O.EXP.KPBZ.WW.Y.0023.000000T0000Z-111029T1800Z/ INDIANA-WESTMORELAND- INCLUDING THE CITIES OF...INDIANA...GREENSBURG...NEW KENSINGTON... JEANNETTE...LATROBE...MONESSEN 202 PM EDT SAT OCT 29 2011 ...WINTER WEATHER ADVISORY HAS EXPIRED... THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. $$
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 Oct 28, 11:42 AM EDT, 56 minutes earlier.
Area forecast discussion, Oct 28, 11:42 AM EDT, 56 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PITTSBURGH PA
1142 AM EDT FRI OCT 28 2011
.SYNOPSIS...
DRY BUT COOL WEATHER CAN BE EXPECTED TODAY AS HIGH PRESSURE
SLIDES ACROSS THE UPPER OHIO VALLEY. A STORM MOVING FROM CENTRAL
WEST VIRGINIA TONIGHT WILL PUSH TO THE EAST COAST ON SATURDAY
BRINGING PERIODS OF ACCUMULATING SNOW SOUTH AND EAST OF PITTSBURGH
INTO THE RIDGES. SUNDAY LOOKS DRY AS HIGH PRESSURE QUICKLY
REBUILDS.
&&
.NEAR TERM /THROUGH SATURDAY/...
15Z ENHANCED SHORT TERM FORECAST UPDATE HAS BEEN ISSUED TO ACCOUNT
FOR INCREASING CLOUD COVERAGE, COOLER TEMPS TODAY, AND TO TWEAK
PRECIP TYPE AND SNOWFALL ACCUMULATIONS FOR TONIGHT INTO SATURDAY.
AT THE MID-LEVELS, A BROAD TROUGH AXIS EXTENDS FROM THE UPPER
MIDWEST INTO THE MISSOURI VALLEY. MID-LEVEL SHORT WAVE ENERGY JUST
AHEAD OF THIS FEATURE IS PROVIDING FORCING FOR AREA OF RAIN MOVING
ACROSS THE TENNESSEE VALLEY. THE LATEST SURFACE ANALYSIS INDICATES
A 1014MB LOW LOCATED ACROSS THE AL/GA LINE WITH A 1025 MB HIGH
ACROSS THE NY/PA BORDER. THE AFOREMENTIONED AREA OF PRECIPITATION
IS ON THE NORTH SIDE OF THE LOW AND IS PUSHING ACROSS TENNESSEE
AND INTO SOUTHERN KENTUCKY.
TODAY...THE TROUGH WILL BEGIN TO SWING ACROSS THE MISSOURI VALLEY
INTO THE OHIO VALLEY WITH THE SURFACE LOW MOVING INTO GEORGIA.
700MB OMEGA AND 500MB VORT FIELDS SUPPORT A FAIRLY BROAD AREA OF
FORCING ON THE NORTHERN SIDE OF THE LOW MOVING INTO WEST VIRGINIA.
DOWNSTREAM OF THESE FEATURE, THE AREA WILL HAVE MID TO UPPER LEVEL
CLOUDS FILTERING ACROSS THE REGION. THIS CLOUD COVERAGE WILL LIMIT
TEMPS TODAY. HIGHS WILL RANGE FROM THE LOWER 40S ACROSS THE
EASTERN RIDGES AND I-80 CORRIDOR TO NEAR 50 IN PORTIONS OF EASTERN
OHIO AND NORTH-CENTRAL WV.
TONIGHT...THE MID-LEVEL TROUGH WILL BEGIN TO AMPLIFY AS IT
APPROACHES FROM THE WEST WITH SURFACE LOW MOVING OFF OF THE
CAROLINA COAST. FORCING MENTIONED ABOVE WILL MOVE INTO THE AREA
AND SUPPORT RAIN/SNOW MOVING INTO THE AREA AFTER 8PM ACROSS THE WV
RIDGES AND BY MIDNIGHT FOR AREAS SOUTH OF PITTSBURGH. THE SURFACE
HIGH SHIFTING NORTHEAST OF THE AREA WILL SERVICE TO CONTINUE TO
FILTER COLDER AIR INTO THE AREA OVERNIGHT. THICKNESSES INDICATE AN
UNSEASONABLY COLD THERMAL PROFILE, WITH THE 1000-500MB 5400M
THICKNESS LINE SLIDING SOUTH OF THE MASON- DIXON LINE THIS EVENING
AND 1000-850MB THICKNESSES NEAR OR JUST BELOW 1300M. THUS, BELIEVE
PRECIPITATION MAY START BRIEFLY AS A RAIN/SNOW MIX, THEN TURN TO
ALL SNOW THICKNESSES CONTINUE TO DECREASE OVERNIGHT.
THE 12Z RUN OF THE NAM HAS COME CLOSER INTO LINE WITH THE 06Z GFS
WITH THIS SYSTEM. THUS, MORE CONFIDENCE, ALONG WITH SUPPORT FROM
THE SREF, LEADS TO THE FORECAST OF A LATE-OCTOBER ACCUMULATING
SNOW EVENT FOR THE RIDGES AND EVEN FOR SOME OF THE LOWLANDS MOSTLY
EAST OF PITTSBURGH. MANY LOCATIONS, REGARDLESS OF ELEVATION, WILL
SEE THEIR FIRST SNOW OF THE YEAR. LIGHT ACCUMULATIONS BY DAWN WILL
BE POSSIBLE FOR THE PITTSBURGH METRO AND AREAS SOUTH AND EAST.
RECENT MODELS RUNS ARE MAKING A POTENTIALLY HEAVY AND WET SNOW MORE
LIKELY ACROSS THE EASTERN RIDGES.
SATURDAY...THE MID-LEVEL TROUGH AXIS WILL SWING ACROSS WESTERN
PENNSYLVANIA AS THE SURFACE LOW SLIDES UP THE EAST COAST AND
STRENGTHENS. THUS, LIGHT ACCUMULATING SNOW WILL BE
CONTINUE ACROSS THE LOWLANDS INTO THE LATE MORNING WITH HEAVIER AMOUNTS
CLOSER TO THE LOW WITH MORE ABUNDANT DEEP LAYER MOISTURE. SNOW
WILL TAPER OFF WITH RAIN MIXING IN IN THE AFTERNOON AS THE SYSTEM
PULLS NORTHEAST OF THE AREA. HIGHS WILL RANGE FROM THE MID 30S
ACROSS THE EASTERN RIDGES TO THE UPPER 40S IN EASTERN OHIO.
A WINTER STORM WATCH REMAINS IN EFFECT FOR THE RIDGES, WITH STORM
TOTAL SNOWFALL AMOUNTS OF 6 TO 8 INCHES AND LOCALLY HIGHER AMOUNTS
ACROSS THE RIDGE-TOPS POSSIBLE BY LATE SATURDAY MORNING. IN
ADDITION, NOT OUT OF THE QUESTION THAT LOWLANDS SOUTH AND EAST OF
PITTSBURGH COULD SEE A FEW INCHES OF WET AND SLUSHY SNOW
ACCUMULATION WITH THIS SYSTEM. AN INCH IS NOT OUT OF THE QUESTION
FOR THE PITTSBURGH METRO. WITH SNOWFALL OCCURRING NEAR DAWN AND
TEMPS NEAR OR BELOW FREEZING, BRIEF HEAVIER SNOWFALL RATES COULD
LEAD TO SHORT PERIOD WHERE ROADS BECOME SLICK AND SNOW COVERED
ACROSS THE LOWLANDS IN PA AND WV SATURDAY MORNING. IN ADDITION,
SWE RATIOS OF 8:1 TO 10:1 WILL LEAD TO A WET HEAVY SNOW ACROSS THE
RIDGES. THUS, WITH 6+ INCHES OF HEAVY SNOW, DOWNED BRANCHES AND
POWER LINES WILL BE POSSIBLE SATURDAY MORNING.
&&
.SHORT TERM /SATURDAY NIGHT THROUGH SUNDAY/...
HIGH PRESSURE WILL THEN MOVE IN FROM THE SOUTHWEST...PROVIDING
DRY CONDITIONS FOR SATURDAY NIGHT AND SUNDAY. TEMPERATURES WILL BE
A FEW DEGREES BELOW NORMAL THROUGHOUT THE PERIOD.
&&
.LONG TERM /SUNDAY NIGHT THROUGH THURSDAY/...
LOW AMPLITUDE RIDGING IS PROGGED TO EXIT THE AREA BY MONDAY...WITH
MODEL DIFFERENCES ON HOW TO HANDLE A SHORTWAVE LATE MONDAY/MONDAY
NIGHT...WITH THE GFS MOST PROGRESSIVE AND THE ECMWF 6-12 HOURS
SLOWER. WILL SPLIT THE DIFFERENCE...USING LOW END CHANCE POPS LATE
MONDAY AND MONDAY NIGHT. TUESDAY AND WEDNESDAY LOOK MAINLY DRY
UNDER RIDGING...WITH ANOTHER SHORTWAVE PROJECTED TO BRING CHANCES
OF SHOWERS THURSDAY. SEASONABLY COOL TEMPERATURES WILL PREVAIL.
&&
.AVIATION /15Z FRIDAY THROUGH TUESDAY/...
IFR FOG ACROSS PORTS WILL DISSIPATE BY 13-14Z...WITH VFR EXPECTED
THROUGH THIS AFTN UNDER TRANSIENT HIGH PRESSURE. BY LATER THIS
AFTN...MVFR CIGS WILL BE POSSIBLE AT FKL/DUJ.
.OUTLOOK...TONIGHT THROUGH TUESDAY...
MODELS ARE NOW SHOWING THE DEVELOPMENT OF A FAST MOVING EAST COAST
STORM TONIGHT AND SATURDAY. CURRENT MODEL FORECAST SHOW RESTRICTIONS
POSSIBLE IN THE SOUTHEAST WITH LOW CLOUDS AND SNOW AND RAIN. THERE
IS STILL GREAT UNCERTAINTY WITH THIS SYSTEM. HIGH PRESSURE WILL
RESULT IN VFR FOR SUNDAY INTO MONDAY...WITH A SYSTEM EXPECTED TO
CROSS THE AREA MONDAY NIGHT INTO TUESDAY FOR A CHANCE OF
SHOWERS/RESTRICTIONS.
&&
.PBZ WATCHES/WARNINGS/ADVISORIES...
MD...WINTER STORM WATCH FROM 9 PM EDT THIS EVENING THROUGH SATURDAY
AFTERNOON FOR MDZ001.
OH...NONE.
PA...WINTER STORM WATCH FROM 9 PM EDT THIS EVENING THROUGH SATURDAY
AFTERNOON FOR PAZ074-076.
WV...WINTER STORM WATCH FROM 9 PM EDT THIS EVENING THROUGH SATURDAY
AFTERNOON FOR WVZ023-041.
&&Hazardous weather outlook, Oct 28, 9:48 AM EDT, 2 hours 50 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PITTSBURGH PA 948 AM EDT FRI OCT 28 2011 OHZ039>041-048>050-057>059-068-069-PAZ007-013-020-WVZ001>003-291400- TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH- MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-MERCER-LAWRENCE-BEAVER- HANCOCK-BROOKE-OHIO- 948 AM EDT FRI OCT 28 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL OHIO...NORTHWEST PENNSYLVANIA...SOUTHWEST PENNSYLVANIA...WEST CENTRAL PENNSYLVANIA AND NORTHERN PANHANDLE OF WEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. MDZ001-PAZ074-076-WVZ023-041-291400- GARRETT-WESTMORELAND RIDGES-FAYETTE RIDGES-PRESTON-TUCKER- 948 AM EDT FRI OCT 28 2011 ...WINTER STORM WATCH IN EFFECT FROM 9 PM EDT THIS EVENING THROUGH SATURDAY 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. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER STORM WATCH. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. PAZ016-023-073-075-WVZ021-022-291400- JEFFERSON PA-INDIANA-WESTMORELAND-FAYETTE-MARION-MONONGALIA- 948 AM EDT FRI OCT 28 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWEST PENNSYLVANIA...WEST CENTRAL PENNSYLVANIA AND NORTHERN WEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT. A LOW PRESSURE SYSTEM MOVING FROM THE GULF STATES TO THE MID- ATLANTIC WILL LEAD TO THE FIRST ACCUMULATING SNOWFALL OF THE SEASON. LIGHT SNOW WILL BEGIN OVERNIGHT. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. THE LOW WILL PUSH NORTHEAST OF THE AREA WITH SNOW ACCUMULATION OF 1 TO 3 INCHES POSSIBLE THROUGH THE MORNING HOURS SATURDAY. MOST ACCUMULATION WILL BE NEAR DAWN ACROSS ELEVATED AND GRASSY SURFACES. HOWEVER, BRIEF PERIODS OF HEAVIER SNOWFALL MAY LEAD TO PERIODS WHERE UNTREATED ROADS BECOMING SLICK AND SNOW COVERED. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. PAZ008-009-014-015-021-022-029-031-WVZ004-012-291400- VENANGO-FOREST-BUTLER-CLARION-ALLEGHENY-ARMSTRONG-WASHINGTON-GREENE- MARSHALL-WETZEL- 948 AM EDT FRI OCT 28 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST PENNSYLVANIA...SOUTHWEST PENNSYLVANIA...WEST CENTRAL PENNSYLVANIA...NORTHERN WEST VIRGINIA AND NORTHERN PANHANDLE OF WEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT. A LOW PRESSURE SYSTEM MOVING FROM THE GULF STATES TO THE MID- ATLANTIC WILL LEAD TO THE FIRST SNOWFALL OF THE SEASON. LIGHT SNOW WILL BE POSSIBLE OVERNIGHT. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. THE LOW WILL PUSH NORTHEAST OF THE AREA WITH ANY LIGHT SNOW ENDING BY THE AFTERNOON. WITH WARMER GROUND TEMPERATURES, ANY LIGHT ACCUMULATION WILL BE LIMITED TO ELEVATED AND GRASSY SURFACES. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 28, 3:57 AM EDT | Winter Storm Watch | PBZ | Fayette, Westmoreland | 9 hr |
| Oct 28, 6:48 AM EDT | Dense Fog Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more | 2 hr |
| Oct 28, 12:38 PM EDT | Winter Weather Advisory | PBZ | Fayette, Westmoreland | 25 hr |
Nearby
Winter Storm Warnings in Pennsylvania, 2011Winter Storm Warnings in West Virginia, 2011Winter Storm Warnings in Maryland, 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.