Alert archive / Pennsylvania / Winter Storm Watches in 2017
Winter Storm Watch 2, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this winter storm watch at Jan 22, 2017, 3:18 PM EST for Sussex County, New Jersey; Carbon County, Monroe County, Pennsylvania. It took effect at Jan 23, 2017, 1:00 PM EST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Jan 22, 2017, 3:18 PM EST (20:18 UTC)
- In effect from
- Jan 23, 2017, 1:00 PM EST
- Expired
- Jan 23, 2017, 3:37 AM EST
- In force
- Issued by
- NWS Philadelphia/Mount Holly
Counties Sussex County, NJ, Carbon County, PA, Monroe County, PA
The radar
The Philadelphia radar (KDIX), 140 km from the middle of the area, began a volume at 20:18 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 12:00Z, 8.3 hours before the alert went out and 201 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
- 1055 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
868 WWUS41 KPHI 222018 WSWPHI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 318 PM EST SUN JAN 22 2017 NJZ001-PAZ054-055-231000- /O.NEW.KPHI.WS.A.0002.170123T1800Z-170124T1200Z/ SUSSEX-CARBON-MONROE- INCLUDING THE CITIES OF NEWTON, JIM THORPE, AND STROUDSBURG 318 PM EST SUN JAN 22 2017 ...WINTER STORM WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY MORNING... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY MORNING. * LOCATIONS...THE SOUTHERN POCONOS REGION OF NORTHEAST PENNSYLVANIA AND SUSSEX COUNTY NEW JERSEY. * HAZARD TYPES...SNOW AND SLEET. * SNOW ACCUMULATIONS...3 TO 5 INCHES. * ICE ACCUMULATIONS...AROUND A TENTH OF AN INCH. * TIMING...RAIN WILL OCCUR TONIGHT AND EARLY MONDAY. TEMPERATURES WILL THEN LOWER MONDAY WITH THE BEST OPPORTUNITY FOR SIGNIFICANT WINTER WEATHER WILL BE DURING THE AFTERNOON MONDAY INTO MONDAY NIGHT. * IMPACTS...SNOW AND ICE ACCUMULATIONS WILL CREATE TREACHEROUS DRIVING CONDITIONS. STRONG WIND GUSTS COULD BRING DOWN TREE LIMBS AND COULD PRODUCE SCATTERED POWER OUTAGES. * WINDS...NORTHEAST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH. * VISIBILITIES...LOWERING TO AROUND 1/2 MILE OR LESS IN SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER && $$ PO
1 follow-up statement
328 WWUS41 KPHI 230837 WSWPHI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 337 AM EST MON JAN 23 2017 PAZ055-232045- /O.UPG.KPHI.WS.A.0002.170123T1800Z-170124T1200Z/ /O.NEW.KPHI.WW.Y.0005.170123T1300Z-170124T1600Z/ MONROE- INCLUDING THE CITY OF STROUDSBURG 337 AM EST MON JAN 23 2017 ...WINTER WEATHER ADVISORY IN EFFECT FROM 8 AM THIS MORNING TO 11 AM EST TUESDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW, SLEET AND FREEZING RAIN...WHICH IS IN EFFECT FROM 8 AM THIS MORNING TO 11 AM EST TUESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * LOCATIONS...MONROE COUNTY, PENNSYLVANIA. * HAZARD TYPES...SNOW, SLEET AND FREEZING RAIN. * SNOW AND SLEET ACCUMULATIONS...2 TO 5 INCHES. * ICE ACCUMULATIONS...ONE TO TWO TENTHS OF AN INCH. * TIMING...LIGHT FREEZING RAIN AND FREEZING DRIZZLE WILL DEVELOP AFTER SUNRISE THIS MORNING AT HIGHER ELEVATION. SLEET WILL MIX IN WITH FREEZING RAIN THIS AFTERNOON AS PRECIPITATION BECOMES STEADIER AND HEAVIER. SLEET MAY THEN TRANSITION TO WET SNOW AFTER SUNSET THIS EVENING AND BECOME HEAVY FOR A PERIOD TONIGHT. THE WINTRY MIX IS THEN EXPECTED TO TAPER OFF EARLY TUESDAY MORNING BUT PERIODS OF LIGHT FREEZING RAIN OR FREEZING DRIZZLE MAY LINGER THROUGH THE LATE MORNING. * IMPACTS...SNOW AND ICE ACCUMULATIONS WILL CREATE TREACHEROUS DRIVING CONDITIONS. THE WET SNOW AND GLAZE OF ICE COMBINED STRONG WINDS COULD BRING DOWN TREE LIMBS AND PRODUCE SCATTERED POWER OUTAGES. * WINDS...NORTHEAST 20 TO 25 MPH WITH GUSTS UP TO 45 MPH. * VISIBILITIES...1/2 MILE OR LESS AT TIMES TONIGHT. * TEMPERATURES...FALLING BELOW FREEZING THIS MORNING, THEN REMAINING STEADY IN THE LOWER 30S. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET... AND FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT HOLLY FACEBOOK PAGE...OR USING TWITTER. SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER && $$ NJZ001-PAZ054-232045- /O.UPG.KPHI.WS.A.0002.170123T1800Z-170124T1200Z/ /O.NEW.KPHI.WW.Y.0005.170123T1600Z-170124T1600Z/ SUSSEX-CARBON- INCLUDING THE CITIES OF NEWTON AND JIM THORPE 337 AM EST MON JAN 23 2017 ...WINTER WEATHER ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 11 AM EST TUESDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW, SLEET AND FREEZING RAIN...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 11 AM EST TUESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * LOCATIONS...CARBON COUNTY, PENNSYLVANIA AND SUSSEX COUNTY, NEW JERSEY. * HAZARD TYPES...SNOW, SLEET AND FREEZING RAIN. * SNOW AND SLEET ACCUMULATIONS...1 TO 3 INCHES WITH THE HIGHEST AMOUNTS ABOVE 1000 FT IN ELEVATIONS. * ICE ACCUMULATIONS...A FEW HUNDREDTHS OF AN INCH IN THE VALLEYS AND ONE TO TWO TENTHS OF AN INCH AT ELEVATIONS ABOVE 1000 FT. * TIMING...LIGHT RAIN OR DRIZZLE WILL DEVELOP AFTER SUNRISE THIS MORNING AND CHANGE TO FREEZING RAIN OR FREEZING DRIZZLE AT HIGHER ELEVATIONS LATE THIS MORNING INTO THE AFTERNOON. SLEET WILL MIX IN WITH FREEZING RAIN LATE THIS AFTERNOON AS PRECIPITATION BECOMES STEADIER AND HEAVIER. WET SNOW MAY MIX IN WITH THE SLEET, ESPECIALLY AT HIGHER ELEVATIONS, AFTER SUNSET THIS EVENING AND BECOME HEAVY FOR A PERIOD TONIGHT. THE WINTRY MIX IS THEN EXPECTED TO TAPER OFF EARLY TUESDAY MORNING BUT PERIODS OF LIGHT FREEZING RAIN OR FREEZING DRIZZLE MAY LINGER AT HIGHER ELEVATIONS THROUGH THE LATE MORNING. * IMPACTS...SNOW AND ICE ACCUMULATIONS WILL CREATE TREACHEROUS DRIVING CONDITIONS. THE WET SNOW AND GLAZE OF ICE COMBINED STRONG WINDS COULD BRING DOWN TREE LIMBS AND PRODUCE SCATTERED POWER OUTAGES. * WINDS...NORTHEAST 20 TO 25 MPH WITH GUSTS UP TO 45 MPH. * VISIBILITIES...1/2 MILE OR LESS AT TIMES TONIGHT. * TEMPERATURES...FALLING BELOW FREEZING LATE THIS MORNING AND AFTERNOON, THEN REMAINING STEADY IN THE LOWER 30S. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET... AND FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT HOLLY FACEBOOK PAGE...OR USING TWITTER. SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER && $$ JRK
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 22, 3:28 AM EST | Coastal Flood Advisory | PHI | Atlantic, Burlington, Cape May, Cumberland, Middlesex, Monmouth and 2 more | 36 hr |
| Jan 22, 3:44 AM EST | High Wind Warning | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 5 more | 40 hr |
| Jan 22, 3:44 AM EST | Wind Advisory | PHI | Burlington, Camden, Cumberland, Gloucester, Hunterdon, Mercer and 4 more | 38 hr |
| Jan 22, 3:17 PM EST | Flood Watch | PHI | Mercer, Middlesex, Monmouth, Morris, Ocean, Somerset | 36 hr |
Nearby
Winter Storm Watches in Pennsylvania, 2017Winter Storm Watches in New Jersey, 2017Every winter storm watch in 2017
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.