Alert archive / Pennsylvania / Wind Chill Advisories in 2007

Wind Chill Advisory 3, NWS Philadelphia/Mount Holly

February 14, 2007Carbon County, Monroe County, Pennsylvania; Sussex County, New Jersey

NWS Philadelphia/Mount Holly issued this wind chill advisory at Feb 14, 2007, 8:26 PM EST for Carbon County, Monroe County, Pennsylvania; Sussex County, New Jersey. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued: Feb 14, 2007, 8:26 PM EST (01:26 UTC)
Expired: Feb 15, 2007, 8:53 AM EST
In force: 12 hr
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 01:30 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, 1.4 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 550 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: -154 m²/s²
0-3 km storm-relative helicity: -21 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS41 KPHI 150126
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
826 PM EST WED FEB 14 2007


NJZ001-PAZ054-055-151000-
/O.NEW.KPHI.WC.Y.0003.070215T0126Z-070215T1400Z/
SUSSEX-CARBON-MONROE-
INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG
826 PM EST WED FEB 14 2007

...WIND CHILL ADVISORY IN EFFECT UNTIL 9 AM EST THURSDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WIND
CHILL ADVISORY FOR THE POCONOS AND SUSSEX COUNTY NEW JERSEY INTO
THURSDAY MORNING.

THE COMBINATION OF AN UNSEASONABLY COLD AIR MASS AND THE CIRCULATION 
AROUND THE INTENSIFYING LOW PRESSURE SYSTEM NEAR CAPE COD WILL 
PRODUCE LOW TEMPERATURES IN THE SINGLE NUMBERS AND WIND CHILL VALUES 
AS LOW AS 15 TO 20 DEGREES BELOW ZERO THROUGH THURSDAY MORNING.

A WIND CHILL ADVISORY IS ISSUED WHEN STRONG WINDS WILL COMBINE WITH 
LOW TEMPERATURES TO CREATE DANGEROUSLY COLD CONDITIONS FOR EXPOSED 
SKIN. THE WIND WILL MAKE IT FEEL LIKE IT IS 15 DEGREES BELOW ZERO OR 
COLDER FOR A PERIOD OF SEVERAL HOURS. IF YOU WILL BE OUTDOORS USE 
COMMON SENSE AND DRESS WARMLY...MAKING SURE THAT ALL EXPOSED SKIN IS 
COVERED. IF POSSIBLE...AVOID PROLONGED EXPOSURE TO THE COLD TO 
PREVENT FROSTBITE AND HYPOTHERMIA. 

STAY TUNED TO NOAA WEATHER RADIO OR OTHER RADIO AND TV STATIONS FOR 
FURTHER DETAILS OR UPDATES. 

$$

2 follow-up statements

000 
WWUS41 KPHI 150905
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
405 AM EST THU FEB 15 2007

NJZ001-PAZ054-055-151400-
/O.CON.KPHI.WC.Y.0003.000000T0000Z-070215T1400Z/
SUSSEX-CARBON-MONROE-
INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG
405 AM EST THU FEB 15 2007

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...

A STRONG LOW PRESSURE SYSTEM OVER MAINE WILL KEEP BRISK WINDS AND
COLD TEMPERATURES ACROSS THE SOUTHERN POCONOS AND NORTHERN NEW
JERSEY THROUGH THE MORNING. TEMPERATURES WILL RANGE FROM 5 TO 15
DEGREES WITH WINDS AVERAGING 15 TO 25 MPH WITH GUSTS TO 35 MPH.

A WIND CHILL ADVISORY IS ISSUED WHEN STRONG WINDS WILL COMBINE
WITH LOW TEMPERATURES TO CREATE DANGEROUSLY COLD CONDITIONS FOR
EXPOSED SKIN. THE WIND WILL MAKE IT FEEL LIKE IT IS 15 DEGREES
BELOW ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS. IF YOU WILL
BE OUTDOORS USE COMMON SENSE AND DRESS WARMLY...MAKING SURE THAT
ALL EXPOSED SKIN IS COVERED. IF POSSIBLE...AVOID PROLONGED
EXPOSURE TO THE COLD TO PREVENT FROSTBITE AND HYPOTHERMIA.

STAY TUNED TO NOAA WEATHER RADIO OR OTHER RADIO AND TV STATIONS
FOR FURTHER DETAILS OR UPDATES.

$$


PO

000 
WWUS41 KPHI 151353
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
853 AM EST THU FEB 15 2007

...REMAINING VERY COLD AND BLUSTERY...


NJZ001-PAZ054-055-151500-
/O.CAN.KPHI.WC.Y.0003.000000T0000Z-070215T1400Z/
SUSSEX-CARBON-MONROE-
INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG
853 AM EST THU FEB 15 2007

...WIND CHILL ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE
WIND CHILL ADVISORY. 

A FRESH SNOW COVER, GUSTY NORTHWEST WINDS AND HIGH TEMPERATURES
ONLY REACHING THE MID TEENS WILL CREATE VERY COLD CONDITIONS FOR
MUCH OF THE DAY. CONTINUE TO DRESS WARMLY IN LAYERS TODAY. 

$$


EBERWINE

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 14, 8:22 PM EST	Wind Advisory	PHI	Carbon, Monroe	8 hr

Nearby

Wind Chill Advisories in Pennsylvania, 2007 Wind Chill Advisories in New Jersey, 2007 Every wind chill advisory in 2007

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.