Alert archive / Pennsylvania / Wind Chill Advisories in 2008

Wind Chill Advisory 2, NWS State College, PA

February 10, 200826 counties in Pennsylvania

NWS State College, PA issued this wind chill advisory at Feb 10, 2008, 3:45 AM EST for 26 counties in Pennsylvania. It took effect at Feb 10, 2008, 6:00 PM EST. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
Feb 10, 2008, 3:45 AM EST (08:45 UTC)
In effect from
Feb 10, 2008, 6:00 PM EST
Expired
Feb 11, 2008, 10:00 AM EST
In force
16 hr
Issued by
NWS State College, PA
All 26 counties

Bedford County, PA, Blair County, PA, Cambria County, PA, Cameron County, PA, Centre County, PA, Clearfield County, PA, Clinton County, PA, Columbia County, PA, Elk County, PA, Franklin County, PA, Fulton County, PA, Huntingdon County, PA, Juniata County, PA, Lycoming County, PA, McKean County, PA, Mifflin County, PA, Montour County, PA, Northumberland County, PA, Potter County, PA, Schuylkill County, PA, Snyder County, PA, Somerset County, PA, Sullivan County, PA, Tioga County, PA, Union County, PA, Warren County, PA

The radar

The State College radar (KCCX), 23 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

Pittsburgh, PA (KPIT), launched 00:00Z, 8.8 hours before the alert went out and 208 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, Pittsburgh, PA at 00:00Z on 2008-02-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 7 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 00:00Z on 2008-02-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 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
7 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
1552 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
78 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 KCTP 100845
WSWCTP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
345 AM EST SUN FEB 10 2008


PAZ004>006-010>012-017-018-024-025-033-034-037-041-042-101815-
/O.NEW.KCTP.WC.Y.0002.080211T0200Z-080211T1500Z/
WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD-
NORTHERN CENTRE-CAMBRIA-BLAIR-SOMERSET-BEDFORD-TIOGA-
NORTHERN LYCOMING-SULLIVAN-
345 AM EST SUN FEB 10 2008

...WIND CHILL ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 10 AM
EST MONDAY...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO
10 AM EST MONDAY. 

TEMPERATURES WILL FALL THROUGH THE TEENS AND INTO THE SINGLE
DIGITS OVERNIGHT WHILE NORTHWEST WINDS OF 20 TO 30 MPH PRODUCE
WIND CHILLS OF 10 TO 20 BELOW ZERO.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE TO DRESS IN LAYERS AND
WEAR A HAT AND GLOVES.

$$

DEVOIR
6 follow-up statements
000 
WWUS41 KCTP 101725
WSWCTP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1225 PM EST SUN FEB 10 2008

PAZ004>006-010-017-024-033-110300-
/O.NEW.KCTP.SB.Y.0002.080210T1725Z-080211T0600Z/
/O.CON.KCTP.WC.Y.0002.080211T0200Z-080211T1500Z/
WARREN-MCKEAN-POTTER-ELK-CLEARFIELD-CAMBRIA-SOMERSET-
1225 PM EST SUN FEB 10 2008

...SNOW AND BLOWING SNOW ADVISORY IN EFFECT UNTIL 1 AM EST
MONDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 10 AM EST MONDAY...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A SNOW
AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 1 AM EST
MONDAY. A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS
EVENING TO 10 AM EST MONDAY.

FREQUENT SNOW SHOWERS AND LOCALIZED HEAVY SNOW SQUALLS WILL BECOME
MORE ISOLATED LATE TODAY AND EARLY TONIGHT. AN ADDITONAL 1 TO 3
INCHES OF WIND BLOWN SNOW IS POSSIBLE...WITH LOCALLY AS MUCH AS 4
INCHES ACROSS NORTHWEST WARREN COUNTY.  

TEMPERATURES WILL FALL THROUGH THE TEENS AND INTO THE SINGLE
DIGITS TONIGHT WHILE NORTHWEST WINDS OF 20 TO 30 MPH GUSTING
BETWEEN 40 AND 50 MPH AT TIMES PRODUCE WIND CHILLS OF 10 TO 20
BELOW ZERO.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE TO DRESS IN LAYERS AND
WEAR A HAT AND GLOVES.

A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE
LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE
CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

$$

PAZ011-012-018-025-034-037-041-042-110300-
/O.CON.KCTP.WC.Y.0002.080211T0200Z-080211T1500Z/
CAMERON-NORTHERN CLINTON-NORTHERN CENTRE-BLAIR-BEDFORD-TIOGA-
NORTHERN LYCOMING-SULLIVAN-
1225 PM EST SUN FEB 10 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 10 AM EST MONDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO
10 AM EST MONDAY. 

TEMPERATURES WILL FALL THROUGH THE TEENS AND INTO THE SINGLE
DIGITS TONIGHT WHILE NORTHWEST WINDS OF 20 TO 30 MPH GUSTING
BETWEEN 40 AND 50 MPH AT TIMES...PRODUCE WIND CHILLS OF 10 TO 20
BELOW ZERO.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE TO DRESS IN LAYERS AND
WEAR A HAT AND GLOVES.

$$

LAMBERT
000 
WWUS41 KCTP 101950
WSWCTP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
250 PM EST SUN FEB 10 2008

PAZ004>006-010-017-024-033-111000-
/O.EXT.KCTP.SB.Y.0002.000000T0000Z-080211T1000Z/
/O.CON.KCTP.WC.Y.0002.080211T0200Z-080211T1500Z/
WARREN-MCKEAN-POTTER-ELK-CLEARFIELD-CAMBRIA-SOMERSET-
250 PM EST SUN FEB 10 2008

...SNOW AND BLOWING SNOW ADVISORY NOW IN EFFECT UNTIL 5 AM EST
MONDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 10 AM EST MONDAY...

THE SNOW AND BLOWING SNOW ADVISORY IS NOW IN EFFECT UNTIL 5 AM
EST MONDAY. A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM
THIS EVENING TO 10 AM EST MONDAY. 

FREQUENT SNOW SHOWERS AND LOCALIZED HEAVY SNOW SQUALLS WILL
GRADUALLY BECOME MORE SCATTERED LATE TODAY AND EARLY TONIGHT. AN
ADDITIONAL 1 TO 3 INCHES OF WIND BLOWN SNOW IS POSSIBLE...WITH
LOCALLY AS MUCH AS 4 INCHES ACROSS NORTHWEST WARREN COUNTY.

TEMPERATURES WILL FALL THROUGH THE TEENS AND INTO THE SINGLE
DIGITS TONIGHT WHILE NORTHWEST WINDS OF 20 TO 30 MPH GUSTING
BETWEEN 40 AND 50 MPH AT TIMES PRODUCE WIND CHILLS OF 10 TO 20
BELOW ZERO.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE TO DRESS IN LAYERS AND
WEAR A HAT AND GLOVES.

A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE
LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE
CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

$$

PAZ011-012-018-025-034-037-041-042-111000-
/O.CON.KCTP.WC.Y.0002.080211T0200Z-080211T1500Z/
CAMERON-NORTHERN CLINTON-NORTHERN CENTRE-BLAIR-BEDFORD-TIOGA-
NORTHERN LYCOMING-SULLIVAN-
250 PM EST SUN FEB 10 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 10 AM EST MONDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO
10 AM EST MONDAY. 

TEMPERATURES WILL FALL THROUGH THE TEENS AND INTO THE SINGLE
DIGITS TONIGHT WHILE NORTHWEST WINDS OF 20 TO 30 MPH GUSTING
BETWEEN 40 AND 50 MPH AT TIMES...PRODUCE WIND CHILLS OF 10 TO 20
BELOW ZERO.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE TO DRESS IN LAYERS AND
WEAR A HAT AND GLOVES.

$$
000 
WWUS41 KCTP 102250
WSWCTP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
550 PM EST SUN FEB 10 2008

PAZ004>006-010-017-024-033-110700-
/O.EXT.KCTP.WC.Y.0002.080210T2300Z-080211T1500Z/
/O.CON.KCTP.SB.Y.0002.000000T0000Z-080211T1000Z/
WARREN-MCKEAN-POTTER-ELK-CLEARFIELD-CAMBRIA-SOMERSET-
550 PM EST SUN FEB 10 2008

...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 5 AM
EST MONDAY...
...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 10 AM EST MONDAY...

THE WIND CHILL ADVISORY IS NOW IN EFFECT UNTIL 10 AM EST MONDAY.
A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
MONDAY. 

FREQUENT SNOW SHOWERS AND LOCALIZED HEAVY SNOW SQUALLS WILL
GRADUALLY BECOME MORE SCATTERED THIS EVENING AND EARLY TONIGHT.
AN ADDITIONAL 1 TO 3 INCHES OF WIND BLOWN SNOW IS POSSIBLE...WITH
LOCALLY AS MUCH AS 4 INCHES ACROSS NORTHWEST WARREN COUNTY.

TEMPERATURES WILL FALL THROUGH THE TEENS AND INTO THE SINGLE
DIGITS TONIGHT WHILE NORTHWEST WINDS OF 20 TO 30 MPH GUSTING
BETWEEN 40 AND 50 MPH AT TIMES PRODUCE WIND CHILLS OF 10 TO
20 BELOW ZERO.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE TO DRESS IN LAYERS AND
WEAR A HAT AND GLOVES.

A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE
LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE
CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

$$

PAZ011-012-018-025-034-037-041-042-110700-
/O.EXT.KCTP.WC.Y.0002.080210T2300Z-080211T1500Z/
CAMERON-NORTHERN CLINTON-NORTHERN CENTRE-BLAIR-BEDFORD-TIOGA-
NORTHERN LYCOMING-SULLIVAN-
550 PM EST SUN FEB 10 2008

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 10 AM EST MONDAY...

THE WIND CHILL ADVISORY IS NOW IN EFFECT UNTIL 10 AM EST MONDAY. 

TEMPERATURES WILL FALL THROUGH THE TEENS AND INTO THE SINGLE
DIGITS TONIGHT WHILE NORTHWEST WINDS OF 20 TO 30 MPH GUSTING
BETWEEN 40 AND 50 MPH AT TIMES...PRODUCE WIND CHILLS OF 10 TO
20 BELOW ZERO.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE TO DRESS IN LAYERS AND
WEAR A HAT AND GLOVES.

$$
000 
WWUS41 KCTP 110314
WSWCTP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1014 PM EST SUN FEB 10 2008

PAZ019-026>028-035-036-045-046-049>053-058-111500-
/O.EXA.KCTP.WC.Y.0002.000000T0000Z-080211T1500Z/
SOUTHERN CENTRE-HUNTINGDON-MIFFLIN-JUNIATA-FULTON-FRANKLIN-
SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR-
NORTHUMBERLAND-COLUMBIA-SCHUYLKILL-
1014 PM EST SUN FEB 10 2008

...WIND CHILL ADVISORY IN EFFECT UNTIL 10 AM EST MONDAY...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM EST MONDAY. 

TEMPERATURES BOTTOMING OUT IN THE SINGLE DIGITS WILL COMBINE WITH
A NORTHWEST WIND OF 20 TO 30 MPH GUSTING TO AROUND 40 MPH...TO
PRODUCE WIND CHILLS OF 10 TO 20 BELOW ZERO.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE TO DRESS IN LAYERS AND
WEAR A HAT AND GLOVES.

$$

PAZ004>006-010-017-024-033-111500-
/O.CON.KCTP.SB.Y.0002.000000T0000Z-080211T1000Z/
/O.CON.KCTP.WC.Y.0002.000000T0000Z-080211T1500Z/
WARREN-MCKEAN-POTTER-ELK-CLEARFIELD-CAMBRIA-SOMERSET-
1014 PM EST SUN FEB 10 2008

...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 5 AM
EST MONDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST MONDAY...

A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
MONDAY. A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
MONDAY. 

SNOW SHOWERS AND LOCALIZED HEAVY SNOW SQUALLS WILL CONTINUE
OVERNIGHT...BRINGING AN ADDITIONAL 1 TO 3 INCHES OF WIND BLOWN SNOW
IN SOME LOCATIONS. 

IN ADDITION...TEMPERATURES BOTTOMING OUT NEAR ZERO WILL COMBINE
WITH NORTHWEST WINDS OF 20 TO 30 MPH GUSTING TO AROUND 40 MPH...TO
PRODUCE DANGEROUS CHILLS OF 10 TO 20 BELOW ZERO.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE TO DRESS IN LAYERS AND
WEAR A HAT AND GLOVES.

A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE
LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE
CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

$$

PAZ011-012-018-025-034-037-041-042-111500-
/O.CON.KCTP.WC.Y.0002.000000T0000Z-080211T1500Z/
CAMERON-NORTHERN CLINTON-NORTHERN CENTRE-BLAIR-BEDFORD-TIOGA-
NORTHERN LYCOMING-SULLIVAN-
1014 PM EST SUN FEB 10 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST MONDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST MONDAY. 

TEMPERATURES BOTTOMING OUT IN THE SINGLE DIGITS WILL COMBINE WITH
A NORTHWEST WIND OF 20 TO 30 MPH GUSTING TO AROUND 40 MPH...TO
PRODUCE WIND CHILLS OF 10 TO 20 BELOW ZERO.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE TO DRESS IN LAYERS AND
WEAR A HAT AND GLOVES.

$$
000 
WWUS41 KCTP 110859
WSWCTP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
359 AM EST MON FEB 11 2008

PAZ004-005-010-017-024-033-111500-
/O.NEW.KCTP.WS.A.0002.080212T1200Z-080213T1200Z/
/O.EXT.KCTP.SB.Y.0002.000000T0000Z-080211T1500Z/
/O.CON.KCTP.WC.Y.0002.000000T0000Z-080211T1500Z/
WARREN-MCKEAN-ELK-CLEARFIELD-CAMBRIA-SOMERSET-
359 AM EST MON FEB 11 2008

...SNOW AND BLOWING SNOW ADVISORY NOW IN EFFECT UNTIL 10 AM EST
THIS MORNING...
...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS
MORNING...
...WINTER STORM WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING. THE SNOW AND BLOWING SNOW ADVISORY IS NOW IN
EFFECT UNTIL 10 AM EST THIS MORNING. A WIND CHILL ADVISORY
REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING. 

LIGHT SNOW SHOWERS WILL CONTINUE THROUGH MID MORNING WITH AN
ADDITIONAL INCH OR SO IN MANY LOCATIONS. BLOWING AND DRIFTING SNOW
WILL CONTINUE TO CREATE LOCALLY HAZARDOUS CONDITIONS ON AREA
ROADWAYS THIS MORNING.

IN ADDITION...TEMPERATURES NEAR ZERO COMBINED WITH NORTHWEST WINDS
OF 20 TO 30 MPH WILL PRODUCE DANGEROUS CHILLS OF 10 TO 20 BELOW ZERO
THIS MORNING.

A WINTER STORM WILL BRING SNOW BACK TO THE AREA ON TUESDAY...WITH
SEVERAL INCHES OF ACCUMULATION LIKELY TUESDAY THROUGH EARLY
WEDNESDAY MORNING. THE SNOW MAY BRIEFLY MIX WITH SLEET AND
FREEZING RAIN TUESDAY NIGHT.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE TO DRESS IN LAYERS AND
WEAR A HAT AND GLOVES.

A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE
LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE
CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW OR ICE ACCUMULATION THAT MAY IMPACT TRAVEL. THE EXACT PATH
OF THIS STORM SYSTEM IS UNCERTAIN. HOWEVER...IF HEAVY SNOW OR ICE
BECOMES IMMINENT...A WINTER STORM WARNING WILL BE ISSUED.

$$

PAZ006-111500-
/O.NEW.KCTP.WS.A.0002.080212T1700Z-080213T1200Z/
/O.EXT.KCTP.SB.Y.0002.000000T0000Z-080211T1500Z/
/O.CON.KCTP.WC.Y.0002.000000T0000Z-080211T1500Z/
POTTER-
359 AM EST MON FEB 11 2008

...SNOW AND BLOWING SNOW ADVISORY NOW IN EFFECT UNTIL 10 AM EST
THIS MORNING...
...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS
MORNING...
...WINTER STORM WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY MORNING. THE SNOW AND BLOWING SNOW ADVISORY IS NOW IN
EFFECT UNTIL 10 AM EST THIS MORNING. A WIND CHILL ADVISORY
REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING. 

LIGHT SNOW SHOWERS WILL CONTINUE THROUGH MID MORNING WITH AN
ADDITIONAL INCH OR SO IN MANY LOCATIONS. BLOWING AND DRIFTING SNOW
WILL CONTINUE TO CREATE LOCALLY HAZARDOUS CONDITIONS ON AREA
ROADWAYS THIS MORNING.

IN ADDITION...TEMPERATURES NEAR ZERO WILL COMBINE WITH NORTHWEST
WINDS OF 20 TO 30 MPH TO PRODUCE DANGEROUS CHILLS OF 10 TO 20
BELOW ZERO THIS MORNING.

A WINTER STORM WILL BRING SNOW BACK TO THE AREA ON TUESDAY...
WITH SEVERAL INCHES OF ACCUMULATION LIKELY TUESDAY THROUGH EARLY
WEDNESDAY MORNING. THE SNOW MAY BRIEFLY MIX WITH SLEET AND
FREEZING RAIN TUESDAY NIGHT.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE TO DRESS IN LAYERS AND
WEAR A HAT AND GLOVES.

A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE
LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE
CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW OR ICE ACCUMULATION THAT MAY IMPACT TRAVEL. THE EXACT PATH
OF THIS STORM SYSTEM IS UNCERTAIN. HOWEVER...IF HEAVY SNOW OR ICE
BECOMES IMMINENT...A WINTER STORM WARNING WILL BE ISSUED.

$$

PAZ011-012-018-019-025>028-034>036-045-049-050-111500-
/O.NEW.KCTP.WS.A.0002.080212T1200Z-080213T1200Z/
/O.CON.KCTP.WC.Y.0002.000000T0000Z-080211T1500Z/
CAMERON-NORTHERN CLINTON-NORTHERN CENTRE-SOUTHERN CENTRE-BLAIR-
HUNTINGDON-MIFFLIN-JUNIATA-BEDFORD-FULTON-FRANKLIN-
SOUTHERN CLINTON-UNION-SNYDER-
359 AM EST MON FEB 11 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS
MORNING...
...WINTER STORM WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING. A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL
10 AM EST THIS MORNING. 

TEMPERATURES IN THE SINGLE DIGITS COMBINED WITH NORTHWEST WINDS OF
20 TO 30 MPH WILL PRODUCE WIND CHILLS OF 10 TO 20 BELOW ZERO THIS 
MORNING.

A WINTER STORM WILL BRING SNOW AND OR A WINTRY MIX OF
PRECIPITATION BACK TO THE AREA TUESDAY...AND LASTING INTO EARLY 
WEDNESDAY. SEVERAL INCHES OF SNOW ARE POSSIBLE BEFORE A MIX OR
CHANGEOVER TO SLEET OR FREEZING RAIN TUESDAY NIGHT.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE TO DRESS IN LAYERS AND
WEAR A HAT AND GLOVES.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW OR ICE ACCUMULATION THAT MAY IMPACT TRAVEL. THE EXACT PATH
OF THIS STORM SYSTEM IS UNCERTAIN. HOWEVER...IF HEAVY SNOW OR ICE
BECOMES IMMINENT...A WINTER STORM WARNING WILL BE ISSUED.

$$

PAZ037-041-042-046-051>053-058-111500-
/O.NEW.KCTP.WS.A.0002.080212T1700Z-080213T1200Z/
/O.CON.KCTP.WC.Y.0002.000000T0000Z-080211T1500Z/
TIOGA-NORTHERN LYCOMING-SULLIVAN-SOUTHERN LYCOMING-MONTOUR-
NORTHUMBERLAND-COLUMBIA-SCHUYLKILL-
359 AM EST MON FEB 11 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS
MORNING...
...WINTER STORM WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY MORNING. A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL
10 AM EST THIS MORNING. 

TEMPERATURES IN THE SINGLE DIGITS COMBINED WITH NORTHWEST WINDS OF
20 TO 30 MPH WILL PRODUCE WIND CHILLS OF 10 TO 20 BELOW ZERO THIS 
MORNING.

A WINTER STORM WILL BRING SNOW AND OR A WINTRY MIX OF
PRECIPITATION BACK TO THE AREA TUESDAY...AND LASTING INTO EARLY 
WEDNESDAY. SEVERAL INCHES OF SNOW ARE POSSIBLE BEFORE A MIX OR
CHANGEOVER TO SLEET OR FREEZING RAIN TUESDAY NIGHT.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE TO DRESS IN LAYERS AND
WEAR A HAT AND GLOVES.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW OR ICE ACCUMULATION THAT MAY IMPACT TRAVEL. THE EXACT PATH
OF THIS STORM SYSTEM IS UNCERTAIN. HOWEVER...IF HEAVY SNOW OR ICE
BECOMES IMMINENT...A WINTER STORM WARNING WILL BE ISSUED.

$$

PAZ056-057-059-063>066-111500-
/O.NEW.KCTP.WS.A.0002.080212T1200Z-080213T1200Z/
PERRY-DAUPHIN-LEBANON-CUMBERLAND-ADAMS-YORK-LANCASTER-
359 AM EST MON FEB 11 2008

...WINTER STORM WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING. 

A WINTER STORM WILL SPREAD A MIXTURE OF SNOW...SLEET AND FREEZING
RAIN INTO THE AREA ON TUESDAY. AFTER A LIGHT ACCUMULATION OF SNOW...
A SIGNIFICANT ACCUMULATION OF ICE AND OR SLEET IS POSSIBLE TUESDAY
AFTERNOON AND EVENING. AREAS NEAR THE MARYLAND BORDER MAY CHANGE
TO ALL RAIN BY LATE TUESDAY AFTERNOON OR EVENING.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW OR ICE ACCUMULATION THAT MAY IMPACT TRAVEL. THE EXACT PATH
OF THIS STORM SYSTEM IS UNCERTAIN. HOWEVER...IF HEAVY SNOW OR ICE
BECOMES IMMINENT...A WINTER STORM WARNING WILL BE ISSUED.

$$

DEVOIR
000 
WWUS41 KCTP 111517
WSWCTP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1017 AM EST MON FEB 11 2008

PAZ004-005-010-017-024-033-120015-
/O.EXP.KCTP.SB.Y.0002.000000T0000Z-080211T1500Z/
/O.EXP.KCTP.WC.Y.0002.000000T0000Z-080211T1500Z/
/O.CON.KCTP.WS.A.0002.080212T1200Z-080213T1200Z/
WARREN-MCKEAN-ELK-CLEARFIELD-CAMBRIA-SOMERSET-
1017 AM EST MON FEB 11 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH WEDNESDAY MORNING...
...SNOW AND BLOWING SNOW ADVISORY HAS EXPIRED...
...WIND CHILL ADVISORY HAS EXPIRED...

THE SNOW AND BLOWING SNOW ADVISORY IS NO LONGER IN EFFECT. THE
WIND CHILL ADVISORY IS ALSO NO LONGER IN EFFECT. A WINTER STORM
WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH WEDNESDAY
MORNING.

THE SNOW SHOWERS HAVE ENDED...ALTHOUGH SPOTTY BLOWING SNOW WILL
PERSIST MAINLY IN EXPOSED AREAS. IN ADDITION...WIND CHILLS ARE
RISING INTO THE ZERO TO 10 BELOW ZERO RANGE. THROUGH THE MORNING
HOURS...SOME SPOTS MAY SEE OCCASIONAL WIND CHILL VALUES AROUND 15
BELOW ZERO HOWEVER.

A WINTER STORM WILL BRING SNOW BACK TO THE AREA ON TUESDAY...WITH
SEVERAL INCHES OF ACCUMULATION LIKELY TUESDAY THROUGH EARLY
WEDNESDAY MORNING. THE SNOW MAY BRIEFLY MIX WITH SLEET AND
FREEZING RAIN TUESDAY NIGHT.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW OR ICE ACCUMULATION THAT MAY IMPACT TRAVEL. THE EXACT PATH
OF THIS STORM SYSTEM IS UNCERTAIN. HOWEVER...IF HEAVY SNOW OR ICE
BECOMES IMMINENT...A WINTER STORM WARNING WILL BE ISSUED.

$$

PAZ006-120015-
/O.EXP.KCTP.SB.Y.0002.000000T0000Z-080211T1500Z/
/O.EXP.KCTP.WC.Y.0002.000000T0000Z-080211T1500Z/
/O.CON.KCTP.WS.A.0002.080212T1700Z-080213T1200Z/
POTTER-
1017 AM EST MON FEB 11 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY MORNING...
...SNOW AND BLOWING SNOW ADVISORY HAS EXPIRED...
...WIND CHILL ADVISORY HAS EXPIRED...

THE SNOW AND BLOWING SNOW ADVISORY IS NO LONGER IN EFFECT. THE
WIND CHILL ADVISORY IS NO LONGER IN EFFECT. A WINTER STORM WATCH
REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY
MORNING. 

THE SNOW SHOWERS HAVE ENDED...ALTHOUGH SPOTTY BLOWING SNOW WILL
PERSIST MAINLY IN EXPOSED AREAS. IN ADDITION...WIND CHILLS ARE
RISING INTO THE ZERO TO 10 BELOW ZERO RANGE. THROUGH THE MORNING
HOURS...SOME SPOTS MAY SEE OCCASIONAL WIND CHILL VALUES AROUND 15
BELOW ZERO HOWEVER.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW OR ICE ACCUMULATION THAT MAY IMPACT TRAVEL. THE EXACT PATH
OF THIS STORM SYSTEM IS UNCERTAIN. HOWEVER...IF HEAVY SNOW OR ICE
BECOMES IMMINENT...A WINTER STORM WARNING WILL BE ISSUED.

$$

PAZ011-012-018-019-025>028-034>036-045-049-050-120015-
/O.EXP.KCTP.WC.Y.0002.000000T0000Z-080211T1500Z/
/O.CON.KCTP.WS.A.0002.080212T1200Z-080213T1200Z/
CAMERON-NORTHERN CLINTON-NORTHERN CENTRE-SOUTHERN CENTRE-BLAIR-
HUNTINGDON-MIFFLIN-JUNIATA-BEDFORD-FULTON-FRANKLIN-
SOUTHERN CLINTON-UNION-SNYDER-
1017 AM EST MON FEB 11 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH WEDNESDAY MORNING...
...WIND CHILL ADVISORY HAS EXPIRED...

THE WIND CHILL ADVISORY IS NO LONGER IN EFFECT. A WINTER STORM
WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH WEDNESDAY
MORNING. 

WIND CHILLS WILL CONTINUE TO SLOWLY RISE INTO THE ZERO TO 10 BELOW
ZERO RANGE THIS MORNING AND THEN INTO THE SINGLE DIGITS THIS
AFTERNOON.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW OR ICE ACCUMULATION THAT MAY IMPACT TRAVEL. THE EXACT PATH
OF THIS STORM SYSTEM IS UNCERTAIN. HOWEVER...IF HEAVY SNOW OR ICE
BECOMES IMMINENT...A WINTER STORM WARNING WILL BE ISSUED.

$$

PAZ037-041-042-046-051>053-058-120015-
/O.EXP.KCTP.WC.Y.0002.000000T0000Z-080211T1500Z/
/O.CON.KCTP.WS.A.0002.080212T1700Z-080213T1200Z/
TIOGA-NORTHERN LYCOMING-SULLIVAN-SOUTHERN LYCOMING-MONTOUR-
NORTHUMBERLAND-COLUMBIA-SCHUYLKILL-
1017 AM EST MON FEB 11 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY MORNING...
...WIND CHILL ADVISORY HAS EXPIRED...

THE WIND CHILL ADVISORY IS NO LONGER IN EFFECT. A WINTER STORM
WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY
MORNING. 

WIND CHILLS WILL CONTINUE TO SLOWLY RISE INTO THE ZERO TO 10
BELOW ZERO RANGE THIS MORNING AND THEN INTO THE SINGLE DIGITS THIS
AFTERNOON.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW OR ICE ACCUMULATION THAT MAY IMPACT TRAVEL. THE EXACT PATH
OF THIS STORM SYSTEM IS UNCERTAIN. HOWEVER...IF HEAVY SNOW OR ICE
BECOMES IMMINENT...A WINTER STORM WARNING WILL BE ISSUED.

$$

PAZ056-057-059-063>066-120015-
/O.CON.KCTP.WS.A.0002.080212T1200Z-080213T1200Z/
PERRY-DAUPHIN-LEBANON-CUMBERLAND-ADAMS-YORK-LANCASTER-
1017 AM EST MON FEB 11 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH WEDNESDAY MORNING...

A WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH WEDNESDAY MORNING. 

A WINTER STORM WILL SPREAD A MIXTURE OF SNOW...SLEET AND FREEZING
RAIN INTO THE AREA ON TUESDAY. AFTER A LIGHT ACCUMULATION OF
SNOW... A SIGNIFICANT ACCUMULATION OF ICE AND OR SLEET IS
POSSIBLE TUESDAY AFTERNOON AND EVENING. AREAS NEAR THE MARYLAND
BORDER MAY CHANGE TO ALL RAIN BY LATE TUESDAY AFTERNOON OR
EVENING.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW OR ICE ACCUMULATION THAT MAY IMPACT TRAVEL. THE EXACT PATH
OF THIS STORM SYSTEM IS UNCERTAIN. HOWEVER...IF HEAVY SNOW OR ICE
BECOMES IMMINENT...A WINTER STORM WARNING WILL BE ISSUED.

$$

RXR

What forecasters said that day

The local office's own words before this wind chill advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS State College, PA wrote its last area forecast discussion before this wind chill advisory went out at Feb 10, 3:37 AM EST, 8 minutes earlier.

Area forecast discussion, Feb 10, 3:37 AM EST, 8 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE STATE COLLEGE PA
337 AM EST SUN FEB 10 2008

.SYNOPSIS...
AN ARCTIC COLD FRONT WILL SWEEP THROUGH CENTRAL PENNSYLVANIA
THIS MORNING. HIGH PRESSURE WILL BUILD OVER THE REGION ON MONDAY. A
STORM SYSTEM APPROACHING FROM THE SOUTHERN PLAINS COULD BRING A
WINTRY MIX TO THE STATE TUESDAY AND WEDNESDAY.

&&

.NEAR TERM /UNTIL 11 AM THIS MORNING/...
FIRST OF ACTUALLY TWO COLD FRONTS CROSSING THE AREA NOW WITH
BAND OF MODERATE TO HEAVY SHOWERS...MOSTLY SNOW...AND WIND GUSTS
BETWEEN 30 AND 45 KTS (KIDI HAD A 47KT GUST THIS HOUR). TRUE
ARCTIC AIR LAGS WELL BEHIND THE PRIMARY SFC TROF/COLD FRONT...
PRESENTLY OVER INDIANA. THIS IS ILLUSTRATED BY TEMPS IN THE LOWER
TO MIDDLE 30S BEHIND THE FIRST FRONT OVER EASTERN OHIO. REMOVED
ALL MENTION OF THUNDER FROM FORECAST WITH THE FIRST FRONT AS
INSTABILITY HAS WANED IN THE LAST FEW HOURS. ALSO DEALING WITH
AREAS OF DENSE FOR IN THE MIDDLE TO UPPER SUSQ. WHERE CLEAR SKIES
PREDOMINATED FOR THE FIRST HALF OF THE NIGHT.

FIRST FRONT WILL CLEAR THE AREA BY 12Z...WITH SCATTERED SNOW
SHOWERS BEHIND IT. LOCALLY HEAVY SQUALLS SHOULD BE CONFINED TO THE
PASSAGE OF THE FIRST FRONT. WIND ADVISORY REMAINS IN EFFECT FOR
TODAY WITH ISALLOBARIC RISES OF +8 MB/6 HRS HELPING TO MIX DOWN 35
TO 45 KT 850 MB WINDS.

&&

.SHORT TERM /11 AM THIS MORNING THROUGH MONDAY NIGHT/...
GREATEST THREAT OF SNOW SQUALLS SHOULD BE OVER BY AFTERNOON AS
THE ARCTIC COLD FRONT PUSHES EAST OF THE REGION. HOWEVER...TEMPS
INITIALLY ABV FREEZING ACROSS THE SUSQ VALLEY IN ADVANCE OF FRONT
INCREASES THE THREAT OF ICY ROADS FROM SNOW SQUALLS/PLUMMETING
TEMPS.

MIXING OF HIGHER MOMENTUM 850 MB WINDS DOWN TO THE SURFACE WILL
CONTINUE THIS AFTN AS A 8-10 MB/6HR ISALLOBARIC PRESSURE COUPLET
CROSSES THE STATE.

WIND CHILLS REACH LOCAL CRITERIA AFT 02Z TONIGHT THROUGH 14Z MON
MORNING AND ALONG WITH KPBZ WILL ISSUE WITH THIS PACKAGE.

COLD WNW FLOW IN WAKE OF FRONT WILL PRODUCE LAKE EFFECT SNOW SHWRS
TONIGHT OVR THE ALLEGHENY HIGHLANDS. HOWEVER...DRY AIRMASS AND
LOWERING INVERSION SUN NITE WILL HOLD ACCUMS DOWN. LAKE EFFECT
SNOW AND BLOWING SNOW ADV MAY EVENTUALLY BE NEEDED OVR THE FAVORED
SNOW BELT OF WARREN COUNTY. WILL ALLOW DAY SHIFT TO TAKE A STAB AT
THIS AS ONGOING PLETHORA OF WEATHER AND HEADLINES HAS MY PLATE
PRETTY FULL AT THE MOMENT.

HI PRES WILL PRODUCE TRANQUIL AND MILDER CONDS MONDAY. LATEST
PLUME DATA SUGGESTS SNOW COULD OVERSPREAD THE AREA LATE MON NITE
IN ADVANCE OF LO PRES APPROACHING FROM THE MISS VALLEY.

&&

.LONG TERM /TUESDAY THROUGH SATURDAY/...
OP MDLS/ENS SHOW DVLPG SFC WAVE ALONG QSTNRY FNTL BNDRY OVR THE MID
MS/LWR OH VLY ON TUES. PCPN LKLY TO EXPAND NEWD ALONG/NORTH OF
INVERTED TROF AXIS INTO THE UPR OH VLY AND WCENT PA IN ACCORDANCE
WITH STG WAA/ISENTROPIC LIFT AT THE NOSE OF 850MB LLJ. LGT SN ACCUMS
PSBL ESP NW PA. THE INITIAL SFC WAVE GIVES WAY TO SECONDARY LOW PRES
ORGANIZING OVER THE CAROLINAS. THIS SFC LOW WILL DEEPEN AS IT SLIDES
NEWD ALONG OR JUST OFF THE MID-ATLC COAST. ATTM...MDLS/ENS KEEP THE
HEAVIEST BANDED PCPN TO THE NE OF PA WITH MORE IN THE WAY OF
DEFORMATION WINTRY PCPN TO AFFECT THE REGION. MREF PLUMES SUGGEST
UNCERTAINTY WITH REGARD TO PTYPE. FOR NOW...PLAYED THE MIDDLE GROUND
AND USED BLEND OF GMOS/HPC POPS AND GFS/SREF QPF BLEND TO ACCOUNT
FOR THE AFOREMENTIONED UNCERTAINTY.

LINGERING UPSLOPE/LAKE EFFECT SHSN PSBL WED NGT WITH HI PRES MOVG
EWD FM THE CENTRAL/SRN APPALACHIANS TO THE MID-ATLC COAST BY
THURSDAY. MDLS DEVELOP ANOTHER SFC WAVE OVR THE MID MS VLY LATE THUR
INTO FRI. WK SFC LOW FCST TO TRACK ALONG OR SOUTH OF THE MASON
DIXON...WHICH MAY PRODUCE LGT SNOWS NORTH OF ITS TRACK. THIS SYS
SLIDES OFF THE COAST AND OUT TO SEA BY THE WEEKEND WITH COLD HI PRES
BUILDING DOWN OVER THE GLKS.

&&

.AVIATION /09Z SUNDAY THROUGH THURSDAY/...

SOME PATCHY FOG IN SOUTHEAST THIS MORNING. A LINE OF SNOW AND SNOW
AND RAIN SHOWERS COULD LOWER VISIBILTIES IN WESTERN AND CENTRAL
AREAS WITH SOME GUSTY WEST WINDS.

SNOW SHOWER ACTIVITY IN NORTHWEST AND MOUNTAINS SUNDAY. GUSTY
WINDS OVER MOST OF THE REGION. MAINLY VFR IN SOUTH WITH PERIODS
MVFR/IFR IN SNOW SHOWERS IN CENTRAL AND WESTERN AREAS.

MAINLY VFR AND MVFR SUNDAY NIGHT.

HIGH PRESSURE MONDAY FOR VFR CONDITIONS.

APPROACHING WINTER STORM WILL BRING ERODED CONDITIONS TUE-WED.
ANOTHER FRONT LATER IN THE WEEK COULD BRING SOME WEATHER INTO THE
REGION FRI-SAT.

&&

.CTP WATCHES/WARNINGS/ADVISORIES...
DENSE FOG ADVISORY UNTIL 5 AM EST EARLY THIS MORNING FOR
PAZ041-042-046-049>053-058.
WIND ADVISORY FROM 7 AM THIS MORNING TO 1 AM EST MONDAY FOR
PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-
049>053-056>059-063>066.
WIND CHILL ADVISORY FROM 9 PM THIS EVENING TO 10 AM EST MONDAY
FOR PAZ004>006-010>012-017-018-024-025-033-034-037-041-042.

&&

SYNOPSIS...DEVOIR
NEAR TERM...DEVOIR
SHORT TERM...DEVOIR
LONG TERM...STEINBUGL
AVIATION...GRUMM/LAMBERT
Hazardous weather outlook, Feb 9, 10:14 PM EST, 5 hours 31 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1014 PM EST SAT FEB 9 2008

PAZ004>006-010-011-017-024-033-110315-
WARREN-MCKEAN-POTTER-ELK-CAMERON-CLEARFIELD-CAMBRIA-SOMERSET-
1014 PM EST SAT FEB 9 2008

...WIND ADVISORY IN EFFECT FROM 7 AM SUNDAY TO 1 AM EST MONDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA.

.DAY ONE...TONIGHT

THE COMBINATION OF THE LIGHT WIND AND SNOW MELT WILL CAUSE BLACK
ICE TO FORM...LEADING TO HAZARDOUS TRAVEL FOR BOTH DRIVERS AND
PEDESTRIANS THROUGHOUT THE OVERNIGHT HOURS.

AN ARCTIC FRONT WILL CROSS THE REGION AROUND OR SHORTLY BEFORE
DAYBREAK SUNDAY...BRINGING A FEW HOUR PERIOD OF SNOW SQUALLS...
GREATLY REDUCED VISIBILITY AND EVEN SOME RUMBLES OF THUNDER. THE
FALLING AND BLOWING SNOW WITH A WEST WIND GUSTING AS HIGH AS 45
MPH COULD QUICKLY DROP THE VISIBILITY TO JUST A FEW HUNDRED FEET
AND COAT ROADS WITH A DANGEROUS LAYER OF ICE IN JUST A FEW
MINUTES. SNOWFALL OF 1 TO 2 INCHES IS EXPECTED FROM THE SQUALLS
BY AROUND DAYBREAK SUNDAY.

SNOW SQUALLS OFTEN POSE ONE OF THE GREATEST WEATHER HAZARDS DURING
THE WINTER SEASON. REMEMBER TO SLOW DOWN AND ALLOW PLENTY OF
BRAKING DISTANCE BETWEEN YOU AND THE VEHICLE AHEAD.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO
WEATHER.GOV/STATECOLLEGE ON THE INTERNET FOR MORE
INFORMATION ABOUT THE FOLLOWING HAZARDS.

   WIND ADVISORY.

SCATTERED SNOW SQUALLS WITH POOR VISIBILITY AND ROAD CONDITIONS
WILL CONTINUE...ESPECIALLY ACROSS THE NORTHERN AND WESTERN MOUNTAINS
OF PENNSYLVANIA.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS...PLEASE REPORT SNOWFALL AND STRONG WIND GUSTS TO THE
NATIONAL WEATHER SERVICE ACCORDING TO STANDARD OPERATING
PROCEDURES.

PAZ012-018-019-025>028-034>037-041-042-045-046-049>053-056>059-
063>066-110315-
NORTHERN CLINTON-NORTHERN CENTRE-SOUTHERN CENTRE-BLAIR-HUNTINGDON-
MIFFLIN-JUNIATA-BEDFORD-FULTON-FRANKLIN-TIOGA-NORTHERN LYCOMING-
SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR-
NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON-CUMBERLAND-
ADAMS-YORK-LANCASTER-
1014 PM EST SAT FEB 9 2008

...WIND ADVISORY IN EFFECT FROM 7 AM SUNDAY TO 1 AM EST MONDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA.

.DAY ONE...TONIGHT

THE COMBINATION OF THE LIGHT WIND AND SNOW MELT WILL CAUSE BLACK
ICE TO FORM IN SOME AREAS...LEADING TO HAZARDOUS TRAVEL FOR BOTH
DRIVERS AND PEDESTRIANS THROUGHOUT THE OVERNIGHT HOURS.

AN ARCTIC FRONT WILL CROSS THE REGION AROUND OR SHORTLY AFTER
DAYBREAK SUNDAY...BRINGING A FEW HOUR PERIOD OF SNOW
SQUALLS...GREATLY REDUCED VISIBILITY AND EVEN SOME RUMBLES OF
THUNDER. THE FALLING AND BLOWING SNOW WITH A WEST WIND GUSTING AS
HIGH AS 45 MPH COULD QUICKLY DROP THE VISIBILITY TO JUST A FEW
HUNDRED FEET AND COAT ROADS WITH A DANGEROUS LAYER OF ICE IN JUST
A FEW MINUTES. SNOWFALL OF 1 TO 2 INCHES IS EXPECTED FROM THE
SQUALLS BY AROUND DAYBREAK SUNDAY.

SNOW SQUALLS OFTEN POSE ONE OF THE GREATEST WEATHER HAZARDS DURING
THE WINTER SEASON. REMEMBER TO SLOW DOWN AND ALLOW PLENTY OF
BRAKING DISTANCE BETWEEN YOU AND THE VEHICLE AHEAD.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO
WEATHER.GOV/STATECOLLEGE ON THE INTERNET FOR MORE
INFORMATION ABOUT THE FOLLOWING HAZARDS.

   WIND ADVISORY.

SCATTERED SNOW SQUALLS WITH POOR VISIBILITY AND ROAD CONDITIONS
WILL CONTINUE...ESPECIALLY ACROSS THE MOUNTAINS OF NORTHERN AND
SOUTHWESTERN PENNSYLVANIA.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS...PLEASE REPORT SNOWFALL AND STRONG WIND GUSTS TO THE
NATIONAL WEATHER SERVICE ACCORDING TO STANDARD OPERATING
PROCEDURES.

LAMBERT

In the hours before

Special weather statement, Feb 10, 3:40 AM EST, 5 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
340 AM EST SUN FEB 10 2008

PAZ006-012-017>019-025>028-037-041-042-045-046-049>053-056-100945-
BLAIR-CLEARFIELD-COLUMBIA-HUNTINGDON-JUNIATA-MIFFLIN-MONTOUR-
NORTHERN CENTRE-NORTHERN CLINTON-NORTHERN LYCOMING-NORTHUMBERLAND-
PERRY-POTTER-SNYDER-SOUTHERN CENTRE-SOUTHERN CLINTON-
SOUTHERN LYCOMING-SULLIVAN-TIOGA-UNION-
340 AM EST SUN FEB 10 2008

...A SNOW SQUALL WILL AFFECT CENTRE...CLINTON...COLUMBIA...EAST
CENTRAL CLEARFIELD...EASTERN POTTER...LYCOMING...MIFFLIN...MONTOUR...
NORTHEASTERN BLAIR...NORTHEASTERN PERRY...NORTHERN HUNTINGDON...
NORTHERN JUNIATA...NORTHUMBERLAND...SNYDER...SULLIVAN...TIOGA AND
UNION COUNTIES...

AT 335 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SNOW SQUALL ALONG A LINE EXTENDING FROM 14 MILES WEST OF WELLSBORO TO
6 MILES NORTH OF LOCK HAVEN TO 5 MILES NORTHWEST OF STATE COLLEGE TO
9 MILES WEST OF TYRONE...MOVING EAST AT 65 MPH.

WIND GUSTS TO 30 MPH ARE POSSIBLE WITH THIS SNOW SQUALL.

THIS SNOW SQUALL WILL BE NEAR ELKLAND...WELLSBORO...STATE COLLEGE...
SPRUCE CREEK AROUND 345 AM...KEENEYVILLE...LOGANTON...SPRUCE CREEK...
REBERSBURG AROUND 350 AM...MANSFIELD AND TIOGA AROUND 355 AM.

THIS WILL IMPACT THE FOLLOWING CENTRAL PENNSYLVANIA INTERSTATES...
I-80 BETWEEN MILE MARKERS 135 AND 247...I-99 BETWEEN MILE MARKERS 43
AND 51...I-180 BETWEEN MILE MARKERS 1 AND 29.

THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...STATE HIGHWAY
147...ROUTE 6...ROUTE 11...ROUTE 11/15...ROUTE 15...ROUTE 22/522...
ROUTE 220...ALT ROUTE 220...ROUTE 322...ROUTE 322/22...ROUTE 522...
STATE ROAD 14...STATE ROAD 26...STATE ROAD 45...STATE ROAD 61...STATE
ROAD 118...STATE ROAD 120...STATE ROAD 350...STATE ROAD 453.

USE EXTREME CAUTION IF YOU MUST TRAVEL INTO OR THROUGH THIS
POTENTIALLY DANGEROUS SNOW SQUALL. CONSIDER DELAYING TRAVEL UNTIL THE
SQUALL PASSES YOUR LOCATION.

FORECASTER: RG

The office that day

Everything else NWS State College, PA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 10, 12:20 AM ESTDense Fog AdvisoryCTPColumbia, Lycoming, Montour, Northumberland, Schuylkill, Snyder and 2 more5 hr
Feb 10, 12:25 PM ESTSnow and Blowing Snow AdvisoryCTPCambria, Clearfield, Elk, McKean, Potter, Somerset and 1 more22 hr

Nearby

Wind Chill Advisories in Pennsylvania, 2008Every wind chill 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.