Alert archive / New Jersey / Snow Advisories in 2008
Snow Advisory 4, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this snow advisory at Feb 29, 2008, 3:45 AM EST for 5 counties in New Jersey; 5 counties in Pennsylvania. It took effect at Feb 29, 2008, 7:00 PM EST. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Feb 29, 2008, 3:45 AM EST (08:45 UTC)
- In effect from
- Feb 29, 2008, 7:00 PM EST
- Expired
- Mar 1, 2008, 4:05 AM EST
- In force
- 9 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties Hunterdon County, NJ, Morris County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Berks County, PA, Carbon County, PA, Lehigh County, PA, Monroe County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 112 km from the middle of the area, began a volume at 08:46 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
Brookhaven, NY (KOKX), launched 00:00Z, 8.8 hours before the alert went out and 194 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
- 1575 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS41 KPHI 290845 WSWPHI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 345 AM EST FRI FEB 29 2008 ...SNOW DEVELOPING LATER THIS AFTERNOON WILL ACCUMULATE GENERALLY 2 TO 5 INCHES TONIGHT INTO SATURDAY MORNING... .LOW PRESSURE MOVING SOUTHEASTWARD THROUGH THE GREAT LAKES TODAY AND TONIGHT WILL BRING A COLD FRONT THROUGH THE AREA SATURDAY MORNING. THIS WILL CAUSE SNOW TO BREAK OUT LATE THIS AFTERNOON...WITH MOST SNOW FALLING TONIGHT. THE SNOW IS EXPECTED TO GENERALLY TAPER OFF EARLY SATURDAY MORNING, BUT THERE COULD BE LINGERING SNOW SHOWERS WELL INTO SATURDAY MORNING OR MIDDAY. NJZ001-007-008-PAZ054-055-062-292200- /O.NEW.KPHI.SN.Y.0004.080229T2200Z-080301T1400Z/ SUSSEX-WARREN-MORRIS-CARBON-MONROE-NORTHAMPTON- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... JIM THORPE...STROUDSBURG...BETHLEHEM...EASTON 345 AM EST FRI FEB 29 2008 ...SNOW ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 9 AM EST SATURDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 9 AM EST SATURDAY. AREAS OF LIGHT SNOW ARE LIKELY LATER THIS AFTERNOON AS LOW PRESSURE HEADS TOWARD THE AREA FROM THE WEST-NORTHWEST. A COATING UP TO 1 INCH MAY ACCUMULATE IN SOME PLACES BY DARK, BUT THE MAIN ACCUMULATING SNOW IS EXPECTED TONIGHT, WHEN 2 TO 5 INCHES OF SNOW IS FORECAST TO GENERALLY OCCUR. THE HIGHER ELEVATIONS OF THE POCONOS AND NORTHWESTERN NEW JERSEY ARE FORECAST TO RECEIVE AMOUNTS OF 4 TO 6 INCHES. THE SNOW SHOULD TAPER OFF EARLY SATURDAY MORNING AS THE LOW HEADS TO THE NEW ENGLAND COAST AND BRINGS A COLD FRONT PAST THE REGION. THE SNOW WILL MAKE FOR DIFFICULT DRIVING LATE THIS AFTERNOON, ESPECIALLY AS THE EVENING COMMUTE PROGRESSES, SINCE TEMPERATURES WILL BE BELOW FREEZING AS MORE SNOW ACCUMULATES AFTER ABOUT 6 OR 7 PM. PLEASE ALLOW EXTRA TIME TO REACH YOUR DESTINATION. DRIVING CONDITIONS SATURDAY MORNING MAY BE VERY POOR AS WELL, ESPECIALLY ON UNTREATED AND UNPLOWED ROADS. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS OR LOCAL MEDIA OUTLETS FOR THE LATEST UPDATES ON THIS WINTER EVENT. $$ NJZ009-010-PAZ060-061-068-069-292200- /O.NEW.KPHI.SN.Y.0004.080229T2200Z-080301T1400Z/ HUNTERDON-SOMERSET-BERKS-LEHIGH-MONTGOMERY-BUCKS- INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING... ALLENTOWN...NORRISTOWN...DOYLESTOWN 345 AM EST FRI FEB 29 2008 ...SNOW ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 9 AM EST SATURDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 9 AM EST SATURDAY. AREAS OF LIGHT SNOW ARE LIKELY LATER THIS AFTERNOON AS LOW PRESSURE HEADS TOWARD THE AREA FROM THE WEST-NORTHWEST. A COATING MAY OCCUR IN SOME PLACES BY DARK, BUT THE MAIN ACCUMULATING SNOW IS EXPECTED TONIGHT, WHEN 2 TO 4 INCHES OF SNOW IS FORECAST TO GENERALLY OCCUR. THESE AMOUNTS ARE MORE LIKELY OVER NORTHERN AND WESTERN PORTIONS OF THE AFFECTED COUNTIES. SOME RAIN MAY MIX IN WITH THE SNOW LATER AT NIGHT TO HOLD SNOW AMOUNTS DOWN. THE SNOW SHOULD TAPER OFF LATE TONIGHT OR EARLY SATURDAY MORNING AS THE LOW HEADS TO THE NEW ENGLAND COAST AND BRINGS A COLD FRONT PAST THE REGION. THE SNOW WILL MAKE FOR DIFFICULT DRIVING LATE THIS AFTERNOON, ESPECIALLY AS THE EVENING COMMUTE PROGRESSES, SINCE TEMPERATURES WILL BE BELOW FREEZING AS MORE SNOW ACCUMULATES AFTER ABOUT 6 OR 7 PM. PLEASE ALLOW EXTRA TIME TO REACH YOUR DESTINATION. DRIVING CONDITIONS SATURDAY MORNING MAY BE VERY POOR AS WELL, ESPECIALLY ON UNTREATED AND UNPLOWED ROADS. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS OR LOCAL MEDIA OUTLETS FOR THE LATEST UPDATES ON THIS WINTER EVENT. $$
4 follow-up statements
000 WWUS41 KPHI 292035 WSWPHI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 335 PM EST FRI FEB 29 2008 ...ACCUMULATING SNOW TONIGHT INTO SATURDAY MORNING... .AN AREA OF LOW PRESSURE MOVING SOUTHEASTWARD THROUGH THE GREAT LAKES REGION TONIGHT, WILL MOVE TO THE COAST OF SOUTHERN NEW ENGLAND TOWARD MIDDAY SATURDAY. THIS WILL SWEEP A COLD FRONT ACROSS OUR AREA EARLY SATURDAY MORNING. SNOW IS EXPECTED TONIGHT, THEN GENERALLY TAPERING OFF EARLY SATURDAY MORNING. HOWEVER THERE COULD BE SOME LINGERING SNOW SHOWERS UNTIL MIDDAY SATURDAY. FOR AREAS CLOSEST TO INTERSTATE 95, THE SNOW WILL MIX WITH AND PROBABLY CHANGEOVER TO RAIN LATER TONIGHT, WHICH WILL KEEP THE SNOW AMOUNTS DOWN. NJZ001-007-008-PAZ054-055-062-010400- /O.EXT.KPHI.SN.Y.0004.080301T0000Z-080301T1200Z/ SUSSEX-WARREN-MORRIS-CARBON-MONROE-NORTHAMPTON- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... JIM THORPE...STROUDSBURG...BETHLEHEM...EASTON 335 PM EST FRI FEB 29 2008 ...SNOW ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST SATURDAY... THE SNOW ADVISORY IS NOW IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST SATURDAY. SNOW WILL OVERSPREAD THE AREA EARLY THIS EVENING AND THEN CONTINUE OVERNIGHT, ACCUMULATING A TOTAL OF 3 TO 6 INCHES WITH THE GREATEST AMOUNTS MAINLY IN THE HIGHER ELEVATIONS OF THE POCONOS AND NORTHWEST NEW JERSEY. SNOWFALL MAY BE MODERATE FOR A TIME, GREATLY REDUCING THE VISIBILITY. THE SNOW IS EXPECTED TO TAPER OFF EARLY SATURDAY MORNING AS A COLD FRONT SWEEPS THROUGH THE AREA. THE COMBINATION OF FALLING SNOW AND REDUCED VISIBILITIES WILL MAKE FOR HAZARDOUS TRAVEL THROUGH TONIGHT, ESPECIALLY ON UNTREATED ROADWAYS. WATCH ESPECIALLY THE BRIDGES, OVERPASSES AND OTHER ELEVATED STRUCTURES AS THEY TEND TO BECOME SLIPPERY FIRST. IF YOU NEED TO TRAVEL, USE EXTRA CAUTION AND ALLOW ADDITIONAL TIME TO REACH YOUR DESTINATION. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS OR LOCAL MEDIA OUTLETS FOR THE LATEST UPDATES ON THIS ROUND OF SNOW. $$ PAZ060-061-010400- /O.EXT.KPHI.SN.Y.0004.080301T0000Z-080301T1200Z/ BERKS-LEHIGH- INCLUDING THE CITIES OF...READING...ALLENTOWN 335 PM EST FRI FEB 29 2008 ...SNOW ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST SATURDAY... THE SNOW ADVISORY IS NOW IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST SATURDAY. SNOW WILL OVERSPREAD THE AREA EARLY THIS EVENING AND THEN CONTINUE THROUGH THE OVERNIGHT, ACCUMULATING A TOTAL OF 2 TO 4 INCHES. SNOWFALL MAY BE MODERATE AT TIMES, GREATLY REDUCING THE VISIBILITY. THE SNOW IS EXPECTED TO TAPER OFF EARLY SATURDAY MORNING AS A COLD FRONT SWEEPS THROUGH THE AREA. THE COMBINATION OF FALLING SNOW AND REDUCED VISIBILITIES WILL MAKE FOR HAZARDOUS TRAVEL THROUGH TONIGHT, ESPECIALLY ON UNTREATED ROADWAYS. WATCH ESPECIALLY THE BRIDGES, OVERPASSES AND OTHER ELEVATED STRUCTURES AS THEY TEND TO BECOME SLIPPERY FIRST. IF YOU NEED TO TRAVEL, USE EXTRA CAUTION AND ALLOW ADDITIONAL TIME TO REACH YOUR DESTINATION. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS OR LOCAL MEDIA OUTLETS FOR THE LATEST UPDATES ON THIS ROUND OF SNOW. $$ NJZ009-010-PAZ068-069-010400- /O.EXT.KPHI.SN.Y.0004.080301T0000Z-080301T1200Z/ HUNTERDON-SOMERSET-MONTGOMERY-BUCKS- INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...NORRISTOWN... DOYLESTOWN 335 PM EST FRI FEB 29 2008 ...SNOW ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST SATURDAY... THE SNOW ADVISORY IS NOW IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST SATURDAY. SNOW WILL OVERSPREAD THE AREA EARLY THIS EVENING AND THEN CONTINUE THROUGH THE OVERNIGHT FOR MOST AREAS. STORM TOTAL ACCUMULATIONS WILL RANGE FROM 1 TO 2 INCHES IN THE SOUTHERN AND EASTERN PARTS OF THE AFFECTED COUNTIES, TO 2 TO 4 INCHES IN THE NORTHERN AND WESTERN LOCATIONS. THERE CAN BE A BRIEF BURST OF SNOW LATER THIS EVENING, WHICH WOULD TEND TO GREATLY REDUCE THE VISIBILITY. AS MILDER AIR SLOWLY WORKS NORTHWARD, THE SNOW MAY MIX WITH OR CHANGE TO PLAIN RAIN FOR AREAS FROM LOWER MONTGOMERY AND BUCKS COUNTIES IN PENNSYLVANIA TO SOUTHERN HUNTERDON AND SOMERSET COUNTIES IN NEW JERSEY. FOR AREAS THAT HAVE RAIN MIX IN OR HAVE A COMPLETE CHANGEOVER TO RAIN, SLUSHY CONDITIONS WILL DEVELOP ON UNPLOWED ROADWAYS. THE PRECIPITATION IS EXPECTED TO TAPER OFF EARLY SATURDAY MORNING AS A COLD FRONT SWEEPS THROUGH THE AREA. THE FALLING SNOW AND TEMPERATURES NEAR FREEZING WILL MAKE FOR SLIPPERY TRAVEL THROUGH TONIGHT, ESPECIALLY ON UNTREATED ROADS. SOME TEMPERATURES MAY ACTUALLY SLOWLY RISE LATER TONIGHT. WATCH ESPECIALLY THE BRIDGES, OVERPASSES AND OTHER ELEVATED STRUCTURES AS THEY TEND TO BECOME SLIPPERY FIRST. THE FALLING SNOW WILL ALSO REDUCE THE VISIBILITIES AT TIMES TO POSSIBLY LESS THAN ONE MILE. IF TRAVELING, USE EXTRA CAUTION AND ALLOW SOME ADDITIONAL TIME TO REACH YOUR DESTINATION. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS OR LOCAL MEDIA OUTLETS FOR THE LATEST UPDATES ON THIS ROUND OF WINTER WEATHER. $$ GORSE/AMC
000 WWUS41 KPHI 010339 WSWPHI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 1039 PM EST FRI FEB 29 2008 ...ACCUMULATING SNOW TONIGHT INTO SATURDAY MORNING... .LOW PRESSURE MOVING SOUTHEAST ACROSS THE GREAT LAKES REGION TONIGHT, WILL MOVE TO THE SOUTHERN NEW ENGLAND COAST TOWARD MIDDAY SATURDAY. THIS WILL SWEEP A COLD FRONT ACROSS OUR AREA EARLY SATURDAY MORNING. SNOW IS EXPECTED TONIGHT, THEN GENERALLY TAPERING OFF EARLY SATURDAY MORNING. HOWEVER THERE COULD BE SOME LINGERING SNOW SHOWERS UNTIL MIDDAY SATURDAY. FOR AREAS CLOSEST TO INTERSTATE 95, THE SNOW WILL MIX WITH AND PROBABLY CHANGEOVER TO RAIN OVERNIGHT, WHICH WILL KEEP THE SNOW AMOUNTS DOWN. NJZ001-007-008-PAZ054-055-062-011200- /O.CON.KPHI.SN.Y.0004.000000T0000Z-080301T1200Z/ SUSSEX-WARREN-MORRIS-CARBON-MONROE-NORTHAMPTON- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... JIM THORPE...STROUDSBURG...BETHLEHEM...EASTON 1039 PM EST FRI FEB 29 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SATURDAY... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SATURDAY. SNOW OVERSPREAD THE AREA EARLY THIS EVENING AND WILL CONTINUE OVERNIGHT, ACCUMULATING A TOTAL OF 3 TO 6 INCHES WITH THE GREATEST AMOUNTS MAINLY IN THE HIGHER ELEVATIONS OF THE POCONOS AND NORTHWEST NEW JERSEY. SNOWFALL MAY BE MODERATE AT TIMES, GREATLY REDUCING THE VISIBILITY. THE SNOW IS EXPECTED TO TAPER OFF EARLY SATURDAY MORNING AS A COLD FRONT SWEEPS ACROSS THE AREA. THE COMBINATION OF FALLING SNOW AND REDUCED VISIBILITIES WILL MAKE FOR HAZARDOUS TRAVEL THROUGH TONIGHT, ESPECIALLY ON UNTREATED ROADWAYS. WATCH ESPECIALLY THE BRIDGES, OVERPASSES AND OTHER ELEVATED STRUCTURES AS THEY TEND TO BECOME SLIPPERY FIRST. IF YOU NEED TO TRAVEL, USE EXTRA CAUTION AND ALLOW ADDITIONAL TIME TO REACH YOUR DESTINATION. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS OR LOCAL MEDIA OUTLETS FOR THE LATEST UPDATES ON THIS ROUND OF SNOW. $$ PAZ060-061-011200- /O.CON.KPHI.SN.Y.0004.000000T0000Z-080301T1200Z/ BERKS-LEHIGH- INCLUDING THE CITIES OF...READING...ALLENTOWN 1039 PM EST FRI FEB 29 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SATURDAY... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SATURDAY. SNOW OVERSPREAD THE AREA THIS EVENING AND WILL CONTINUE OVERNIGHT, ACCUMULATING A TOTAL OF 2 TO 4 INCHES. SNOWFALL MAY BE MODERATE AT TIMES, GREATLY REDUCING THE VISIBILITY. THE SNOW IS EXPECTED TO TAPER OFF EARLY SATURDAY MORNING AS A COLD FRONT SWEEPS ACROSS THE AREA. THE COMBINATION OF FALLING SNOW AND REDUCED VISIBILITIES WILL MAKE FOR HAZARDOUS TRAVEL THROUGH TONIGHT, ESPECIALLY ON UNTREATED ROADWAYS. WATCH ESPECIALLY THE BRIDGES, OVERPASSES AND OTHER ELEVATED STRUCTURES AS THEY TEND TO BECOME SLIPPERY FIRST. IF YOU NEED TO TRAVEL, USE EXTRA CAUTION AND ALLOW ADDITIONAL TIME TO REACH YOUR DESTINATION. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS OR LOCAL MEDIA OUTLETS FOR THE LATEST UPDATES ON THIS ROUND OF SNOW. $$ NJZ009-010-PAZ068-069-011200- /O.CON.KPHI.SN.Y.0004.000000T0000Z-080301T1200Z/ HUNTERDON-SOMERSET-MONTGOMERY-BUCKS- INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...NORRISTOWN... DOYLESTOWN 1039 PM EST FRI FEB 29 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SATURDAY... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SATURDAY. SNOW OVERSPREAD THE AREA THIS EVENING AND WILL CONTINUE OVERNIGHT FOR MOST AREAS. STORM TOTAL ACCUMULATIONS WILL RANGE FROM 1 TO 2 INCHES IN THE SOUTHERN AND EASTERN PARTS OF THE AFFECTED COUNTIES, TO 2 TO 4 INCHES IN THE NORTHERN AND WESTERN LOCATIONS. THERE CAN BE A BRIEF BURST OF SNOW, WHICH WOULD TEND TO GREATLY REDUCE THE VISIBILITY. AS MILDER AIR SLOWLY WORKS NORTHWARD, THE SNOW MAY MIX WITH OR CHANGE TO PLAIN RAIN FOR AREAS FROM LOWER MONTGOMERY AND BUCKS COUNTIES IN PENNSYLVANIA TO SOUTHERN HUNTERDON AND SOMERSET COUNTIES IN NEW JERSEY. FOR AREAS THAT HAVE RAIN MIX IN OR HAVE A COMPLETE CHANGEOVER TO RAIN, SLUSHY CONDITIONS WILL DEVELOP ON UNPLOWED ROADWAYS. THE PRECIPITATION IS EXPECTED TO TAPER OFF EARLY SATURDAY MORNING AS A COLD FRONT SWEEPS ACROSS THE AREA. THE FALLING SNOW AND TEMPERATURES NEAR FREEZING WILL MAKE FOR SLIPPERY TRAVEL THROUGH TONIGHT, ESPECIALLY ON UNTREATED ROADS. TEMPERATURES ACTUALLY SHOULD SLOWLY RISE OVERNIGHT. WATCH ESPECIALLY THE BRIDGES, OVERPASSES AND OTHER ELEVATED STRUCTURES AS THEY TEND TO BECOME SLIPPERY FIRST. THE FALLING SNOW WILL ALSO REDUCE THE VISIBILITIES AT TIMES TO POSSIBLY LESS THAN ONE MILE. IF TRAVELING, USE EXTRA CAUTION AND ALLOW SOME ADDITIONAL TIME TO REACH YOUR DESTINATION. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS OR LOCAL MEDIA OUTLETS FOR THE LATEST UPDATES ON THIS ROUND OF WINTER WEATHER. $$ RPW
000 WWUS41 KPHI 010704 WSWPHI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 204 AM EST SAT MAR 1 2008 PAZ068-069-010815- /O.CAN.KPHI.SN.Y.0004.000000T0000Z-080301T1200Z/ MONTGOMERY-BUCKS- INCLUDING THE CITIES OF...NORRISTOWN...DOYLESTOWN 204 AM EST SAT MAR 1 2008 ...SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE SNOW ADVISORY. SNOW HAD CHANGED TO RAIN ACROSS THE COUNTIES. $$ NJZ001-007-008-PAZ054-055-062-011200- /O.CON.KPHI.SN.Y.0004.000000T0000Z-080301T1200Z/ SUSSEX-WARREN-MORRIS-CARBON-MONROE-NORTHAMPTON- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... JIM THORPE...STROUDSBURG...BETHLEHEM...EASTON 204 AM EST SAT MAR 1 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING. PERIODS OF SNOW WILL CONTINUE OVERNIGHT...ACCUMULATING A TOTAL OF 2 TO 6 INCHES WITH THE GREATEST AMOUNTS MAINLY IN THE HIGHER ELEVATIONS OF THE POCONOS AND NORTHWEST NEW JERSEY. THE SNOW IS EXPECTED TO TAPER OFF EARLY THIS MORNING AS A COLD FRONT MOVES ACROSS THE AREA. THE COMBINATION OF FALLING SNOW AND REDUCED VISIBILITIES WILL MAKE FOR HAZARDOUS TRAVEL THROUGH TONIGHT...ESPECIALLY ON UNTREATED ROADWAYS. WATCH ESPECIALLY THE BRIDGES...OVERPASSES AND OTHER ELEVATED STRUCTURES AS THEY TEND TO BECOME SLIPPERY FIRST. IF YOU NEED TO TRAVEL...USE EXTRA CAUTION AND ALLOW ADDITIONAL TIME TO REACH YOUR DESTINATION. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS OR LOCAL MEDIA OUTLETS FOR THE LATEST UPDATES ON THIS ROUND OF SNOW. $$ PAZ060-061-011200- /O.CON.KPHI.SN.Y.0004.000000T0000Z-080301T1200Z/ BERKS-LEHIGH- INCLUDING THE CITIES OF...READING...ALLENTOWN 204 AM EST SAT MAR 1 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING. PERIODS OF SNOW WILL CONTINUE OVERNIGHT...ACCUMULATING A TOTAL OF 2 TO 3 INCHES. THE SNOW IS EXPECTED TO TAPER OFF EARLY THIS MORNING AS A COLD FRONT MOVES ACROSS THE AREA. THE COMBINATION OF FALLING SNOW AND REDUCED VISIBILITIES WILL MAKE FOR HAZARDOUS TRAVEL THROUGH TONIGHT...ESPECIALLY ON UNTREATED ROADWAYS. WATCH ESPECIALLY THE BRIDGES...OVERPASSES AND OTHER ELEVATED STRUCTURES AS THEY TEND TO BECOME SLIPPERY FIRST. IF YOU NEED TO TRAVEL...USE EXTRA CAUTION AND ALLOW ADDITIONAL TIME TO REACH YOUR DESTINATION. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS OR LOCAL MEDIA OUTLETS FOR THE LATEST UPDATES ON THIS ROUND OF SNOW. $$ NJZ009-010-011200- /O.CON.KPHI.SN.Y.0004.000000T0000Z-080301T1200Z/ HUNTERDON-SOMERSET- INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE 204 AM EST SAT MAR 1 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING. PERIODS OF SNOW WILL CONTINUE OVERNIGHT...ALTHOUGH IT MAY MIX WITH OR CHANGE TO RAIN OVER THE SOUTHERN PARTS OF THE COUNTIES. WHERE THERE IS NO CHANGEOVER...2 TO 3 INCHES OF SNOW IS EXPECTED. FOR AREAS THAT HAVE RAIN MIX IN OR HAVE A COMPLETE CHANGEOVER TO RAIN...THERE WILL BE A SLUSHY INCH OR TWO. THE PRECIPITATION IS EXPECTED TO TAPER OFF EARLY THIS MORNING AS A COLD FRONT MOVES ACROSS THE AREA. THE SNOW OR SLUSH WILL MAKE FOR SLIPPERY TRAVEL THROUGH TONIGHT... ESPECIALLY ON UNTREATED ROADS. WATCH ESPECIALLY THE BRIDGES... OVERPASSES AND OTHER ELEVATED STRUCTURES AS THEY TEND TO BECOME SLIPPERY FIRST. IF TRAVELING...USE EXTRA CAUTION AND ALLOW SOME ADDITIONAL TIME TO REACH YOUR DESTINATION. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS OR LOCAL MEDIA OUTLETS FOR THE LATEST UPDATES ON THIS ROUND OF WINTER WEATHER. $$
000 WWUS41 KPHI 010905 WSWPHI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 405 AM EST SAT MAR 1 2008 NJZ001-007>010-PAZ054-055-060>062-011015- /O.CAN.KPHI.SN.Y.0004.000000T0000Z-080301T1200Z/ SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-CARBON-MONROE-BERKS- LEHIGH-NORTHAMPTON- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... FLEMINGTON...SOMERVILLE...JIM THORPE...STROUDSBURG...READING... ALLENTOWN...BETHLEHEM...EASTON 405 AM EST SAT MAR 1 2008 ...SNOW ADVISORY IS CANCELLED... WHILE SOME SPOTTY LIGHT PRECIPITATION REMAINS POSSIBLE EARLY THIS MORNING, THE MAIN AREA OF PRECIPITATION HAS MOVED TO THE EAST OF OUR REGION. AS A RESULT, THE NATIONAL WEATHER SERVICE HAS CANCELLED THE SNOW ADVISORY. $$ IOVINO
What forecasters said that day
The local office's own words before this snow advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Philadelphia/Mount Holly wrote its last area forecast discussion before this snow advisory went out at Feb 28, 9:40 PM EST, 6 hours 5 minutes earlier.
Area forecast discussion, Feb 28, 9:40 PM EST, 6 hours 5 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 940 PM EST THU FEB 28 2008 .SYNOPSIS... HIGH PRESSURE WILL BE OVER OUR AREA TONIGHT, THEN SLIDE OFF THE EAST COAST FRIDAY. A FAIRLY VIGOROUS AREA OF LOW PRESSURE WILL TRACK ACROSS SOUTHERN CANADA FRIDAY AFTERNOON THROUGH FRIDAY NIGHT. THIS WILL BRING A WARM FRONT INTO OUR REGION FRIDAY EVENING. AN ASSOCIATED COLD FRONT WILL THEN SWEEP THROUGH EARLY SATURDAY MORNING. HIGH PRESSURE FROM THE OHIO AND TENNESSEE VALLEYS SATURDAY WILL THEN SLIDE EASTWARD SATURDAY NIGHT, SETTLING OVER THE MID ATLANTIC ON SUNDAY. AS THIS HIGH THEN SHIFTS TO OUR EAST SUNDAY NIGHT, A COLD FRONT WILL APPROACH FROM THE WEST LATE MONDAY. THIS FRONT WILL GRADUALLY SETTLE INTO OUR REGION TUESDAY, HOWEVER AN AREA OF LOW PRESSURE IS FORECAST TO DEVELOP ON THIS FRONT. THIS POTENTIALLY STRONG STORM SYSTEM SHOULD THEN TRACK NORTHEASTWARD AND IMPACT OUR WEATHER TUESDAY AND WEDNESDAY. A DRAMATIC WARM-UP IS POSSIBLE PRECEDING THE COLD FRONT AND THIS STORM MONDAY AND TUESDAY. THE STORM WILL THEN BE REPLACED BY A HIGH PRESSURE SYSTEM WEDNESDAY NIGHT AND ESPECIALLY THURSDAY. && .NEAR TERM /UNTIL 6 AM FRIDAY MORNING/... THE EVENING CLOUDS HAVE DISSIPATED AND SKIES ARE NOW MOSTLY CLEAR. AS AN ALBERTA CLIPPER DIVES INTO THE NORTHERN PLAINS TONIGHT, THIS WILL CONTINUE TO ORGANIZE A WARM FRONT ACROSS THE PLAINS WHICH WILL EXPAND EASTWARD LATE TONIGHT AND ESPECIALLY FRIDAY. AN UPPER AIR ANALYSIS SHOWS STRONG WAA IS WELL UNDER WAY IN THE NORTHERN AND CENTRAL PLAINS ATTM. THIS MILDER AIR ALOFT WILL BEGIN TO BE TRANSPORTED NORTHEASTWARD. THIS WAA REGIME WILL TOSS SOME HIGH LEVEL CLOUDINESS OUR WAY LATE TONIGHT. WINDS HAVE DIMINISHED AS THE HIGH PRESSURE SYSTEM SETTLES OVER OUR AREA AND DECOUPLING BECOMES MORE PRONOUNCED. EVEN WITH THE HIGH LEVEL CLOUDS ARRIVING LATE, DIMINISHING WINDS COUPLED WITH A VERY DRY AIR MASS, WILL ALLOW FOR EFFICIENT RADIATIONAL COOLING CONDITIONS. AS A RESULT, WE WENT MORE WITH THE GFS MOS WHICH IS A LITTLE COLDER THAN THE ETA MOS FOR MANY LOCALES. && .SHORT TERM /6 AM FRIDAY MORNING THROUGH SUNDAY/... THE MAIN WEATHER ACTION WILL OCCUR IN THE BEGINNING OF THIS TIME FRAME, COURTESY OF A QUICK MOVING CLIPPER SYSTEM TRACKING TO OUR NORTH FRIDAY NIGHT INTO SATURDAY. IN COMPARISON TO THE OTHER MODEL GUIDANCE, THE NAM APPEARS TO BE UNDERDONE UNTIL LATER ON WHEN IT GATHERS THE SUPPORT OF THE 00Z ECMWF. THE GFS TRACKS THE SURFACE LOW FURTHER TO THE SOUTH /OFF THE NEW ENGLAND COAST/ THAN THE REMAINDER OF THE GUIDANCE AND IS A BIT SLOWER. GIVEN THE STRENGTH OF THE UPSTREAM RIDGE ATTM, THE GFS IDEA OF A SLOWER AND MORE SOUTHERLY SOLUTION CANNOT BE RULED OUT. FOR THIS PACKAGE, WE LEANED MORE TOWARD A COMPROMISE BETWEEN THE GFS AND ECMWF. WITH A TRACK TO THE NORTH OF OUR CWA, THERMAL PROFILES AND TIMING WILL BE THE MAIN FOCUS OF THIS EVENT /LIQUID QPF IS LESS THAN HALF AN INCH/. HIGH PRESSURE WILL BE SLIDING TO OUR EAST EARLY FRIDAY MORNING, ALLOWING A SOUTHERLY FLOW TO STRENGTHEN. THIS WILL DRIVE AN INCREASING WAA REGIME WITH 850 MB TEMPERATURES FORECAST TO RISE FROM AROUND -12C AT 12Z FRIDAY TO ABOUT -3C TO -6C AT 00Z. THE WAA WILL BE DRIVEN BY A 850 MB JET WHICH IS FORECAST TO INCREASE TO 50 KNOTS AS IT ENCROACHES ON OUR CWA LATE IN THE DAY. THIS LOW-LEVEL JET THEN CROSSES OUR ENTIRE CWA FRIDAY NIGHT. THE MODEL GUIDANCE APPEARS TO BE SLOWING DOWN THE ARRIVAL OF THE PRECIPITATION AND SOME CAUTION SHOULD BE TAKEN WITH THE SLOWER ARRIVAL DURING WAA. THIS IS BECAUSE MODELS TEND TO NOT BE FAST ENOUGH, HOWEVER THERE IS A WEALTH OF DRY AIR THAT INITIALLY NEEDS TO BE OVERCOME. EVEN THE SREF HAS DELAYED THE ARRIVAL OF THE 0.01-INCH ISOHYET INTO THE WESTERN PORTIONS OF OUR CWA UNTIL AFTER 21Z. WE WILL CONTINUE THE TREND OF INCREASING AND THICKENING THE CLOUD COVER FRIDAY FROM WEST TO EAST BUT DELAY IT A TAD. DURING THE AFTERNOON, MOST AREAS SHOULD BECOME MOSTLY CLOUDY TO CLOUDY. TEMPERATURES IN MANY LOCATIONS WILL CLIMB ABOVE FREEZING, THEREFORE ANY INITIAL PRECIPITATION THAT IS ABLE TO MAKE IT THIS FAR EAST IS EXPECTED TO BE LIGHT AND COULD BE A MIX OF SNOW AND RAIN /FLURRIES OR SPRINKLES EVEN/. FOR NOW WE TRIMMED BACK THE POPS TO JUST CHC STARTING ABOUT MID AFTERNOON ACROSS THE WESTERN ZONES /LOW LIKELY IN THE NORTHWEST ZONES TOWARD LATE AFTERNOON/. THE POPS WILL THEN INCREASE EASTWARD, WITH POPS PEAKING FRIDAY NIGHT /UPPED TO CATEGORICAL FROM CENTRAL AREAS NORTH AND WEST, TAPERING TO HIGH CHC FAR SOUTHERN ZONES/. FORECAST SOUNDINGS INDICATE PRETTY MUCH ALL SNOW FOR MOST AREAS NORTH AND WEST OF INTERSTATE 95 FRIDAY NIGHT, WITH A POSSIBLE MIX BORDERING TO THE SOUTH/EAST, THEN JUST RAIN. A POTENTIAL PROBLEM WE SEE IS THAT THE BOUNDARY LAYER WARMS/REMAINS WARM ENOUGH TO KEEP PRECIPITATION AS LIGHT RAIN ALONG INTERSTATE 95 /THIS IN CONJUNCTION WITH THE WARMING ALSO TAKING PLACE ALOFT/. WE DO HAVE A DECENT SOUTHERLY FLOW FORECAST HOWEVER BECAUSE OF THE UNCERTAINTY, WE WILL CONTINUE WITH A RAIN/SNOW MENTION FOR THOSE AREAS. MODEL CROSS SECTIONS VIA BUFKIT INDICATE THAT FOR AREAS NORTH AND WEST OF INTERSTATE 95, THERE IS A PERIOD WHERE THE OMEGA FIELDS INTERSECT THE MAXIMUM SNOW GROWTH REGION. AFTER A CLOSER INSPECTION THOUGH, THE STRONGEST OMEGA IS ACTUALLY SLIGHTLY JUST BELOW THE MAXIMUM SNOW GROWTH ESPECIALLY UP ACROSS THE LEHIGH VALLEY. EITHER WAY, A SEVERAL HOUR PERIOD OF SNOW LOOKS TO OCCUR AND UPWARD MOTION COINCIDES WITH NEAR MAXIMUM SNOW GROWTH AND HIGH RELATIVE HUMIDITY. BASED OFF OF MODEL SOUNDINGS, QPF AND INTERNAL GUIDANCE FROM HPC, OUR POSSIBLE SNOWFALL TOTALS ARE 2-4 INCHES ACROSS THE SOUTHERN POCONOS TO SUSSEX COUNTY, NEW JERSEY THEN 1-2 OR 1-3 INCHES FOR THE LEHIGH VALLEY/BERKS COUNTY AND PORTIONS OF NORTHERN NEW JERSEY. FARTHER SOUTH, ABOUT AN INCH IS POSSIBLE WITH PERHAPS A COATING DOWN TO THE PHILADELPHIA METRO AREA. FARTHER SOUTH AND EAST, WE ARE EXPECTING LITTLE OR NO SNOW ACCUMULATION AS ENOUGH WARMING SHOULD OCCUR TO ALLOW FOR MAINLY RAIN /PLUS THE QPF IS LESS/. BASED ON THE ABOVE NUMBERS, AN ADVISORY MAY BE NEEDED FOR PORTIONS OF OUR NORTHERN CWA. AFTER COLLABORATING WITH WFOS OKX, BGM AND CTP, WE WILL HOLD OFF ON AN ADVISORY AS IT IS OUR THIRD PERIOD AND CONTINUE TO HIGHLIGHT THE ACCUMULATING SNOWFALL POTENTIAL IN THE HAZARDOUS WEATHER OUTLOOK /HWO/. THERE COULD BE SOME LINGERING PRECIPITATION EARLY SATURDAY MORNING AS A COLD FRONT SWEEPS THROUGH. THERE MAY BE A FAIR AMOUNT OF LINGERING STRATOCUMULUS AROUND SATURDAY UNDER CYCLONIC FLOW, CAA AND AN UPPER-LEVEL TROUGH SWINGING THROUGH. GRADUALLY THE STORM WINDING UP NEAR NEW ENGLAND WILL LIFT OUT AS HIGH PRESSURE BEGINS TO SLIDE IN FROM THE WEST SATURDAY NIGHT. THIS HIGH IS THEN EXPECTED TO DOMINATE OUR WEATHER ON SUNDAY WITH A GOOD DEAL OF SUNSHINE AND MODERATING TEMPERATURES. REGARDING TEMPERATURES, WE GENERALLY FOLLOWED THE GFS MOS ALTHOUGH WE DID MAKE SOME MAINLY MINOR ADJUSTMENTS FOR ELEVATION/LOCAL EFFECTS. TEMPERATURES FRIDAY NIGHT MAY BE A LITTLE TRICKY AS THEY HOLD NEARLY STEADY OR SLOWLY RISE UNDER THE SOUTHERLY FLOW. FOR NOW, WE SET THE HOURLY TEMPERATURES TO INDICATE THIS POSSIBILITY. && .LONG TERM /SUNDAY NIGHT THROUGH THURSDAY/... ITS HARD TO MISS WHAT MIGHT BE A HIGH IMPACT PRECIPITATION EVENT CENTERED AROUND TUESDAY/TUESDAY NIGHT FOR OUR CWA THAT DOMINATES (AND HAS DOMINATED) THE EXTENDED FORECAST PERIOD FOR A WHILE. THE RUB IS ALWAYS IN THE DETAILS. THE MEDIUM RANGE MODELS HAVE BOUNCED AROUND WITH A COASTAL VS MORE INLAND TRACK WITH SLOWER/FASTER SPEEDS. THE CURRENT FCST PACKAGE WILL ATTEMPT TO CONTINUE THE LA NINA CLIMATOLOGY OF EVENTS SO FAR THIS WINTER (WELL METEOROLOGICAL SPRING AT THIS POINT) WITHOUT GETTING TOO BOGGED DOWN IN SPECIFICS AT THIS JUNCTURE. MODELS THAT HAVE A MORE EASTERN TRACK (LIKE THE 00Z EURO) HAVE DONE SO BY SHOWING MORE OF A COLLAPSE OF THE CURRENT POSITIVE NAO. HISTORY THIS WINTER HAS SHOWN THAT THE DEMISE OF THE POSITIVE NAO HAS BEEN GREATLY EXAGGERATED. I WISH I HAD A DOLLAR FOR EVERYTIME THE ECMWF HAD A FICTITIOUS CLOSED RIDGE OVER GREENLAND. THE LATEST 12Z ECMWF HAS LOST THE GREENLAND RIDGE AND NOT SURPRISINGLY PUSHED THE SFC LOW SOLUTION CLOSER TO THE GFS. ON THE OTHER SIDE OF THE GLOBE THERE IS A GENERAL WEAKENING OF THE POSITIVE PNA. UPSHOT NEITHER SIDE OF THE CONTINENT SCREAMS OF AN ARCHAMBAULT EVENT, NOT THAT THE OUR LATTER SUMMATION IS CORRECT OR THE EVENT WILL BE A PAPERLESS TIGER. THE GENERAL NINA TREND THIS WINTER HAS BEEN FOR FORECAST TRACK ADJUSTMENTS FARTHER TO THE NW OR THE NW TRACK HAS IN GENERAL WON. LASTLY THE SYSTEMS HAVE BEEN RATHER PROGRESSIVE VOTING AGAINST THE SLOW AS MOLASSES SOLUTION OFFERED RECENTLY BY THE CAN GGEM. UPSHOT WE LIKE THE SLIGHTLY MORE PROGRESSIVE SOLUTIONS AS OFFERED BY THE GFS AND ECMWF. BECAUSE OF ITS PROBABLE WRONG GREENLAND RIDGE WE DO AGREE WITH THE COMPROMISE SFC LOW POSITION BETWEEN THESE TWO MODEL DATASETS AND WILL CENTER ON TUESDAY AND TUESDAY NIGHT AS THE HIEST CHANCES FOR PCPN. THE FARTHER WEST THE LOW GOES WOULD BE A BENEFIT FOR COASTAL COMMUNITIES AS WE WILL BE NEAR SPRING TIDES ASSOCIATED WITH THE NEW MOON. WITH THE GULF OPEN FOR BUSINESS AND A RATHER INTENSE LOW, THE 00Z EURO 2-4 EVENT PCPN TOTAL (1-3 ON ITS LATEST 12Z RUN) WOULD BE NOTHING TO SNEEZE AT AS OUR GROUND IS ALREADY SATURATED AND THE MAJORITY OF THE PCPN WOULD FALL AS LIQUID. AS THE LOW PRESSURE SYSTEM LIFTS NORTHWARD AND COLDER AIR COMES ACROSS WHETHER ITS WITH THE CLOSED LOW PASSING THROUGH OUR CWA OR NOT, THERE IS THE LIKELIHOOD OF PCPN ENDING AS SNOW. GIVEN THE PAUCITY OF BOUNDARY LAYER COLD AIR ATTM THIS WOULD WOULD FAVOR THE TYPICAL HIGHER TERRAIN NORTHWEST ZONES. OUTSIDE OF THIS EVENT THE REST OF THE EXTENDED PERIOD LOOKS TRANQUIL BY COMPARISON. MONDAY SHOULD BE A RELATIVELY MILD DAY AS ANY PCPN ASSOCIATED WITH THE WEAKENING COLD FRONT WE WILL HOLD OFF TIL MONDAY NIGHT. THE NEXT CFP IS THEN EXPECTED TO AFFECT OUR CWA EITHER THU OR THU NIGHT. WED/S FCST MIGHT BE A BIT TOO PESSIMISTIC IF THE SYSTEM PROGRESSES ON OR CLOSE TO SCHEDULE. FOR NOW WE LOWERED POPS AND TRENDED TOWARD A SLIGHTLY FASTER SOLUTION. && .AVIATION /03Z FRIDAY THROUGH TUESDAY/... SKIES HAVE CLEARED AND WINDS HAVE DIMINISHED AS THE HIGH PRESSURE SYSTEM SETTLE OVER OUR AREA. THE HIGH IS FORECAST TO MOVE SLOWLY OFF TO THE EAST DURING THE DAY FRIDAY. THE WIND IS EXPECTED TO BECOME LIGHT AND VARIABLE FOR A TIME FROM LATE TONIGHT INTO FRIDAY MORNING. THE SKY WILL BE MAINLY CLEAR, EXCEPT FOR PERHAPS SOME HIGH THIN CLOUDS OUT AHEAD OF THE NEXT SYSTEM THAT IS APPROACHING FROM THE WEST. WITH DRY AIR IN PLACE, NO RESTRICTIONS TO THE VSBY ARE ANTICIPATED. AFTER THE HIGH PASSES OFF THE COAST, A LIGHT SOUTH TO SOUTHEAST WIND IS FORECAST TO DEVELOP DURING THE MID TO LATE MORNING HOURS ON FRIDAY. OUTLOOK... SNOW AND RAIN ARE POSSIBLE IN THE REGION FROM LATE FRIDAY INTO FRIDAY NIGHT. THE PRECIP WILL LIKELY REDUCE THE CEILING AND VSBY VALUES INTO THE MVFR AND IFR CATEGORIES FOR A TIME. AFTER A COLD FRONT PASSES EARLY ON SATURDAY, DRY AIR WILL BEGIN TO BUILD IN FROM THE WEST. HIGH PRESSURE SHOULD INFLUENCE THE REGION FROM SUNDAY INTO MONDAY. ANOTHER ROUND OF PRECIP, MAINLY RAIN, IS FORECAST FOR MONDAY NIGHT INTO TUESDAY. && .MARINE... HAVE LOWERED THE SMALL CRAFT ADVISORY SINCE BOTH WINDS AND SEAS HAVE DROPPED BELOW CRITERIA. THE CENTER OF THE HIGH WILL PASS OFF THE COAST ON FRIDAY, AND THE WIND WILL BECOME SOUTHERLY. WIND SPEEDS ARE ANTICIPATED TO INCREASE BACK INTO SMALL CRAFT ADVISORY RANGE LATE FRIDAY OR FRIDAY NIGHT, AS A WARM FRONT THEN A COLD FRONT APPROACH FROM THE SOUTHWEST AND WEST, RESPECTIVELY. WIND SPEEDS SHOULD CONTINUE TO REMAIN RATHER BRISK FROM SATURDAY INTO EARLY SUNDAY AS STRONG LOW PRESSURE MOVES ACROSS NORTHERN NEW ENGLAND AND CANADAS MARITIME PROVINCES. HIGH PRESSURE IS FORECAST TO BUILD IN FROM THE WEST FOR LATE SUNDAY INTO MONDAY. A FRONTAL BOUNDARY IS THEN EXPECTED TO APPROACH FROM THE WEST ON MONDAY NIGHT, WITH LOW PRESSURE MOVING UP FROM THE SOUTHWEST ON TUESDAY. && .PHI WATCHES/WARNINGS/ADVISORIES... PA...NONE. NJ...NONE. DE...NONE. MD...NONE. MARINE...NONE. && SYNOPSIS...GORSE/TFG/RPW NEAR TERM...RPW SHORT TERM...GORSE LONG TERM...GIGI AVIATION...IOVINO/RPW MARINE...IOVINO/RPW
Hazardous weather outlook, Feb 29, 3:30 AM EST, 15 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 330 AM EST FRI FEB 29 2008 NJZ001-007>010-PAZ054-055-060>062-068-069-010900- SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-CARBON-MONROE-BERKS-LEHIGH- NORTHAMPTON-MONTGOMERY-BUCKS- 330 AM EST FRI FEB 29 2008 ...SNOW ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 9 AM EST SATURDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN NEW JERSEY...EAST CENTRAL PENNSYLVANIA...NORTHEAST PENNSYLVANIA AND SOUTHEAST 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. SNOW ADVISORY. .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. SNOW ADVISORY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED LATE THIS AFTERNOON, TONIGHT, AND INTO SATURDAY MORNING. ALSO, AN INTENSE LOW PRESSURE SYSTEM IS EXPECTED TO SPREAD RAIN AND SNOW ACROSS THE REGION FROM MONDAY NIGHT INTO WEDNESDAY. THE STEADIEST AND HEAVIEST PRECIPITATION IS ANTICIPATED TO OCCUR EITHER TUESDAY OR TUESDAY NIGHT. DEZ001-MDZ008-NJZ012>020-026-027-PAZ067-070-071-010900- NEW CASTLE-CECIL-MIDDLESEX-WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER- SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-COASTAL OCEAN- SOUTHEASTERN BURLINGTON-CHESTER-DELAWARE-PHILADELPHIA- 330 AM EST FRI FEB 29 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN DELAWARE...NORTHEAST MARYLAND...CENTRAL NEW JERSEY...NORTHERN NEW JERSEY...SOUTHERN NEW JERSEY AND SOUTHEAST PENNSYLVANIA. .DAY ONE...TODAY AND TONIGHT SNOW...MIXING WITH RAIN...WILL DEVELOP LATE THIS AFTERNOON OR THIS EVENING AND THEN LIKELY CHANGE TO RAIN TONIGHT. ANY ACCUMULATIONS WILL BE AROUND 1 INCH OR LESS MAINLY EARLY TONIGHT. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY AN INTENSE LOW PRESSURE SYSTEM IS EXPECTED TO SPREAD MAINLY RAIN ACROSS THE REGION FROM MONDAY NIGHT INTO WEDNESDAY. THE STEADIEST AND HEAVIEST PRECIPITATION IS ANTICIPATED TO OCCUR EITHER TUESDAY OR TUESDAY NIGHT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. DEZ002>004-MDZ012-015-019-020-NJZ021>025-010900- KENT DE-INLAND SUSSEX-DELAWARE BEACHES-KENT MD-QUEEN ANNES-TALBOT- CAROLINE-CUMBERLAND-ATLANTIC-CAPE MAY-ATLANTIC COASTAL CAPE MAY- COASTAL ATLANTIC- 330 AM EST FRI FEB 29 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL DELAWARE...SOUTHERN DELAWARE...EASTERN MARYLAND...NORTHEAST MARYLAND AND SOUTHERN NEW JERSEY. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY AN INTENSE LOW PRESSURE SYSTEM IS EXPECTED TO SPREAD MAINLY RAIN ACROSS THE REGION FROM MONDAY NIGHT INTO WEDNESDAY. THE STEADIEST AND HEAVIEST PRECIPITATION IS ANTICIPATED TO OCCUR EITHER TUESDAY OR TUESDAY NIGHT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. ANZ430-431-450>455-010900- DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE- DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE- COASTAL WATERS FROM SANDY HOOK TO MANASQUAN INLET NJ OUT 20 NM- COASTAL WATERS FROM MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20 NM- COASTAL WATERS FROM LITTLE EGG INLET TO GREAT EGG INLET NJ OUT 20 NM- COASTAL WATERS FROM GREAT EGG INLET TO CAPE MAY NJ OUT 20 NM- COASTAL WATERS FROM CAPE MAY NJ TO CAPE HENLOPEN DE OUT 20 NM- COASTAL WATERS FROM CAPE HENLOPEN TO FENWICK ISLAND DE OUT 20 NM- 330 AM EST FRI FEB 29 2008 ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 PM EST SATURDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS AND DELAWARE BAY WATERS. .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. SMALL CRAFT ADVISORY. .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. SMALL CRAFT ADVISORY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
Nearby
Snow Advisories in New Jersey, 2008Snow Advisories in Pennsylvania, 2008Every snow advisory 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.