Alert archive / Pennsylvania / Freezing Rain Advisories in 2017

Freezing Rain Advisory 4, NWS Philadelphia/Mount Holly

March 30, 2017Monroe County, Pennsylvania

NWS Philadelphia/Mount Holly issued this freezing rain advisory at Mar 30, 2017, 3:32 PM EDT for Monroe County, Pennsylvania. It took effect at Mar 31, 2017, 2:00 AM EDT. It was in force for 30 hr.

The area

The counties it named.

The facts

Issued
Mar 30, 2017, 3:32 PM EDT (19:32 UTC)
In effect from
Mar 31, 2017, 2:00 AM EDT
Expired
Apr 1, 2017, 8:00 AM EDT
In force
30 hr
Issued by
NWS Philadelphia/Mount Holly

County Monroe County, PA

The radar

The Binghamton radar (KBGM), 138 km from the middle of the area, began a volume at 19:36 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, 7.5 hours before the alert went out and 209 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, Brookhaven, NY at 12:00Z on 2017-03-30Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2017-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 square meters per square second.1939587897Sfc1 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
1284 m above ground
0-6 km bulk shear
76 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
25 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

096 
WWUS41 KPHI 301932
WSWPHI

URGENT - WINTER WEATHER MESSAGE
National Weather Service Mount Holly NJ
332 PM EDT Thu Mar 30 2017


PAZ055-310745-
/O.NEW.KPHI.ZR.Y.0004.170331T0600Z-170401T1000Z/
Monroe-
Including the city of Stroudsburg
332 PM EDT Thu Mar 30 2017

...FREEZING RAIN ADVISORY IN EFFECT FROM 2 AM FRIDAY TO 6 AM EDT
SATURDAY...

The National Weather Service in Mount Holly has issued a Freezing
Rain Advisory, which is in effect from 2 AM Friday to 6 AM EDT
Saturday.

* LOCATIONS...Monroe County.

* HAZARD TYPES...Freezing rain. A brief period of sleet is also
  possible

* ICE ACCUMULATIONS...Up to two tenths of an inch.

* TIMING...Rain will change over to freezing rain after midnight
  tonight. Freezing rain should continue through Friday morning.
  Precipitation may switch back and forth between rain and
  freezing rain Friday afternoon and Friday night.

* IMPACTS...Icing may create slippery conditions on roads, 
  bridges and sidewalks.

* WINDS...East 5 to 15 mph. Gusts up to 30 mph will be possible
  Friday afternoon.

* TEMPERATURES...In the lower 30s. Temperatures may get into the
  mid 30s Friday afternoon and late Friday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Freezing Rain Advisory means that periods of freezing rain or
freezing drizzle will cause travel difficulties. Be prepared for
slippery roads. Slow down and use caution while driving.

&&

$$

Johnson
7 follow-up statements
481 
WWUS41 KPHI 310122
WSWPHI

URGENT - WINTER WEATHER MESSAGE
National Weather Service Mount Holly NJ
922 PM EDT Thu Mar 30 2017


PAZ055-311330-
/O.CON.KPHI.ZR.Y.0004.170331T0600Z-170401T1000Z/
Monroe-
Including the city of Stroudsburg
922 PM EDT Thu Mar 30 2017

...FREEZING RAIN ADVISORY REMAINS IN EFFECT FROM 2 AM FRIDAY TO
6 AM EDT SATURDAY...

* LOCATIONS...Monroe County.

* HAZARD TYPES...Freezing rain. A brief period of sleet is also 
  possible

* ICE ACCUMULATIONS...Up to two tenths of an inch.

* TIMING...Precipitation will change over to steady freezing rain
  early Friday morning. Freezing rain should continue through 
  Friday morning. Precipitation may switch back and forth between 
  rain and freezing rain Friday afternoon and Friday night.

* IMPACTS...Icing may create slippery conditions on roads, 
  bridges and sidewalks.

* WINDS...East 5 to 15 mph. Gusts up to 30 mph will be possible 
  Friday afternoon.

* TEMPERATURES...In the lower 30s. Temperatures may get into the 
  mid 30s Friday afternoon and late Friday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Freezing Rain Advisory means that periods of freezing rain or
freezing drizzle will cause travel difficulties. Be prepared for
slippery roads. Slow down and use caution while driving.

&&

$$

Johnson
622 
WWUS41 KPHI 310729
WSWPHI

URGENT - WINTER WEATHER MESSAGE
National Weather Service Mount Holly NJ
329 AM EDT Fri Mar 31 2017

PAZ055-311930-
/O.CON.KPHI.ZR.Y.0004.000000T0000Z-170401T1000Z/
Monroe-
Including the city of Stroudsburg
329 AM EDT Fri Mar 31 2017

...FREEZING RAIN ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT
SATURDAY...

* LOCATIONS...Higher terrain above 1000 feet in elevation in 
  Monroe County.

* HAZARD TYPES...Freezing rain.

* ICE ACCUMULATIONS...One-tenth to one-third inch. Amounts over
  one-quarter inch will likely be confined to elevations above 
  1500 feet.

* TIMING...Rain will change to freezing rain early this morning.
  Precipitation may switch back and forth between rain and
  freezing rain this afternoon and tonight as temperatures hover
  very close to freezing. However, the highest ridges in the
  county will likely see freezing rain persist during this time.
  Freezing rain ends early Saturday morning. 

* IMPACTS...Icing may create slippery conditions on roads,
  especially untreated local roads, bridges and overpasses.
  Isolated power outages are possible, particularly at elevations
  above 1500 feet.

* WINDS...East 10 to 20 mph, becoming northeast late tonight.
  Gusts up to 35 mph will be today and this evening along the
  ridges.

* TEMPERATURES...In the lower 30s. Temperatures may get into the
  mid 30s this afternoon and tonight, especially at elevations
  below 1500 feet.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Freezing Rain Advisory means that periods of freezing rain or
freezing drizzle will cause travel difficulties. Be prepared for
slippery roads. Slow down and use caution while driving.

&&

$$
JRK
757 
WWUS41 KPHI 311909
WSWPHI

URGENT - WINTER WEATHER MESSAGE
National Weather Service Mount Holly NJ
309 PM EDT Fri Mar 31 2017

PAZ055-011000-
/O.CON.KPHI.ZR.Y.0004.000000T0000Z-170401T1000Z/
Monroe-
Including the city of Stroudsburg
309 PM EDT Fri Mar 31 2017

...FREEZING RAIN ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT
SATURDAY...

* LOCATIONS...Higher terrain above 1000 feet in elevation in 
  Monroe County.

* HAZARD TYPES...Freezing rain.

* ICE ACCUMULATIONS...One-tenth to two-tenths of an inch. 

* TIMING...Precipitation is expected to switch back and forth
  between rain and freezing rain tonight as temperatures hover
  very close to freezing. However, the highest ridges in the
  county will likely see freezing rain persist during this time.
  Freezing rain is expected to end early Saturday morning.

* IMPACTS...Ice accumulations will create treacherous driving 
  conditions. The weight of the ice on tree limbs and power 
  lines could produce numerous power outages. 

* WINDS...East 10 to 20 mph, becoming northeast late tonight.
  Gusts up to 35 mph this evening along the ridges.

* TEMPERATURES...In the low 30s.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Freezing Rain Advisory means that periods of freezing rain or
freezing drizzle will cause travel difficulties. Be prepared for
slippery roads. Slow down and use caution while driving.

&&

$$
251 
WWUS41 KPHI 010112
WSWPHI

URGENT - WINTER WEATHER MESSAGE
National Weather Service Mount Holly NJ
912 PM EDT Fri Mar 31 2017

PAZ055-011000-
/O.CON.KPHI.ZR.Y.0004.000000T0000Z-170401T1000Z/
Monroe-
Including the city of Stroudsburg
912 PM EDT Fri Mar 31 2017

...FREEZING RAIN ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT 
SATURDAY...

* LOCATION...Terrain above 1000 feet in elevation in Monroe 
  County.

* HAZARD TYPES...Freezing rain.

* ICE ACCUMULATIONS...Up to around one-tenth of an inch.

* TIMING...Areas of light rain will continue to affect Monroe 
  County during the night. Temperatures will remain near the 
  freezing mark in the high terrain and some of the rain will 
  freeze upon contact with the ground, with trees and utility 
  wires and with other objects. The potential for freezing rain is
  expected to end early on Saturday morning.

* IMPACTS...The ice will accumulate on untreated roads and 
  walkways creating slippery conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Freezing Rain Advisory means that periods of freezing rain or 
freezing drizzle will cause travel difficulties. Be prepared for 
slippery roads and use extra caution if driving.

&&

$$

Iovino
071 
WWUS41 KPHI 010404
WSWPHI

URGENT - WINTER WEATHER MESSAGE
National Weather Service Mount Holly NJ
1204 AM EDT Sat Apr 1 2017

PAZ055-011200-
/O.EXT.KPHI.ZR.Y.0004.000000T0000Z-170401T1200Z/
Monroe-
Including the city of Stroudsburg
1204 AM EDT Sat Apr 1 2017

...FREEZING RAIN ADVISORY NOW IN EFFECT UNTIL 8 AM EDT SATURDAY...

* LOCATION...Terrain above 1000 feet in elevation in Monroe 
  County.

* HAZARD TYPES...Freezing rain and freezing drizzle.

* ICE ACCUMULATIONS...A trace to a few hundredths of an inch.

* TIMING...Freezing drizzle is expected, until the resumption of
  light freezing rain in the 3AM to 5AM period. Temperatures will
  remain near the freezing mark in the high terrain, and some of
  this light precipitation will freeze upon contact with the 
  ground, trees, utility wires and other objects. Any lingering 
  freezing rain should end by shortly after daybreak this morning.

* IMPACTS...Icing may create slippery conditions on roads, 
  bridges and sidewalks.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Freezing Rain Advisory means that periods of freezing rain or
freezing drizzle will cause travel difficulties. Be prepared for
slippery roads and use extra caution if driving.

&&

$$

Franck
121 
WWUS41 KPHI 010904
WSWPHI

URGENT - WINTER WEATHER MESSAGE
National Weather Service Mount Holly NJ
504 AM EDT Sat Apr 1 2017

PAZ055-011200-
/O.CON.KPHI.ZR.Y.0004.000000T0000Z-170401T1200Z/
Monroe-
Including the city of Stroudsburg
504 AM EDT Sat Apr 1 2017

...FREEZING RAIN ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS
MORNING...

* LOCATION...Terrain above 1000 feet in elevation in Monroe 
  County.

* HAZARD TYPES...Freezing rain and freezing drizzle.

* ICE ACCUMULATIONS...An additional couple hundredths of an inch
  for a storm total of one-tenth to one-quarter of an inch. The
  highest amounts will be above 1500 feet.

* TIMING...Light freezing rain will occur until 8AM today.

* IMPACTS...Freezing rain may accumulate on the ground, trees, 
  utility wires and other objects. Icing may create slippery 
  conditions on roads, bridges and sidewalks.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Freezing Rain Advisory means that periods of freezing rain or
freezing drizzle will cause travel difficulties. Be prepared for
slippery roads and use extra caution if driving.

&&

$$

Franck
414 
WWUS41 KPHI 011151
WSWPHI

URGENT - WINTER WEATHER MESSAGE
National Weather Service Mount Holly NJ
751 AM EDT Sat Apr 1 2017

PAZ055-011300-
/O.EXP.KPHI.ZR.Y.0004.000000T0000Z-170401T1200Z/
Monroe-
Including the city of Stroudsburg
751 AM EDT Sat Apr 1 2017

...FREEZING RAIN ADVISORY WILL EXPIRE AT 8 AM EDT THIS MORNING...

Freezing rain is changing over to snow across the higher
elevations, and temperatures will slowly rise through the morning
hours. A few tenths of an inch of snow are possible, but no 
significat accumulation is expected. Therefore the freezing rain 
advisory will be allowed to exire at 8 am.

$$

robertson

Nearby

Freezing Rain Advisories in Pennsylvania, 2017Every freezing rain advisory 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.