Alert archive / Pennsylvania / Wind Advisories in 2009

Wind Advisory 13, NWS State College, PA

December 28, 200933 counties in Pennsylvania

NWS State College, PA issued this wind advisory at Dec 28, 2009, 2:33 PM EST for 33 counties in Pennsylvania. It took effect at Dec 28, 2009, 6:00 PM EST. It was in force for 25 hr.

The area

The counties it named.

The facts

Issued
Dec 28, 2009, 2:33 PM EST (19:33 UTC)
In effect from
Dec 28, 2009, 6:00 PM EST
Expired
Dec 29, 2009, 7:00 PM EST
In force
25 hr
Issued by
NWS State College, PA
All 33 counties

Adams County, PA, Bedford County, PA, Blair County, PA, Cambria County, PA, Cameron County, PA, Centre County, PA, Clearfield County, PA, Clinton County, PA, Columbia County, PA, Cumberland County, PA, Dauphin County, PA, Elk County, PA, Franklin County, PA, Fulton County, PA, Huntingdon County, PA, Juniata County, PA, Lancaster County, PA, Lebanon County, PA, Lycoming County, PA, McKean County, PA, Mifflin County, PA, Montour County, PA, Northumberland County, PA, Perry 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, York County, PA

The radar

The State College radar (KCCX), 43 km from the middle of the area, began a volume at 19:39 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

Washington/Dulle, VA (KIAD), launched 12:00Z, 7.6 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-pSkew-T log-p diagram, Washington/Dulle, VA at 12:00Z on 2009-12-28Temperature 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, Washington/Dulle, VA at 12:00Z on 2009-12-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -154 square meters per square second.1939587897117Sfc1 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
1180 m above ground
0-6 km bulk shear
84 kt
0-1 km storm-relative helicity
-154 m²/s²
0-3 km storm-relative helicity
-83 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 
WWUS71 KCTP 281933
NPWCTP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
233 PM EST MON DEC 28 2009

PAZ004>006-010-011-017-024-033-290600-
/O.NEW.KCTP.WI.Y.0013.091228T2300Z-091229T2200Z/
WARREN-MCKEAN-POTTER-ELK-CAMERON-CLEARFIELD-CAMBRIA-SOMERSET-
233 PM EST MON DEC 28 2009

...WIND ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 5 PM EST
TUESDAY...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 5 PM EST
TUESDAY. 

WINDS WILL INCREASE IN THE WAKE OF AN ARCTIC FRONT CROSSING THE
REGION LATER TONIGHT. WEST WINDS OF 25 TO 35 MPH WITH GUSTS
BETWEEN 40 AND 50 MPH ARE POSSIBLE LATER TONIGHT AND TUESDAY.
AREAS OF SNOW...ALONG WITH BLOWING AND DRIFTING SNOW WILL
SUBSTANTIALLY REDUCE VISIBILITIES TO PRODUCE DANGEROUS TRAVEL
CONDITIONS AND WIND CHILLS IN THE SINGLE DIGITS BELOW ZERO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 31 TO 39 MPH OR
GUSTS OF 46 AND 57 MPH ARE EXPECTED. WINDS THIS STRONG MAY CAUSE
MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN
HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WIND SUBSIDES.
STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES.

&&

$$

PAZ012-018-019-025>028-034>037-041-042-045-046-049>053-056>059-
063>066-290600-
/O.NEW.KCTP.WI.Y.0013.091229T0400Z-091229T2300Z/
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-
233 PM EST MON DEC 28 2009

...WIND ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 6 PM EST
TUESDAY...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 6 PM EST
TUESDAY. 

WINDS WILL INCREASE IN THE WAKE OF AN ARCTIC FRONT CROSSING THE
REGION LATE TONIGHT. WEST WINDS OF 25 TO 35 MPH WITH GUSTS
BETWEEN 40 AND 50 MPH ARE POSSIBLE LATE TONIGHT AND TUESDAY.
IN ADDITION...THE WIND WILL COMBINE WITH TEMPERATURES FALLING INTO
THE TEENS TO PRODUCE WIND CHILLS OF ZERO TO 10 ABOVE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 31 TO 39 MPH OR
GUSTS OF 46 AND 57 MPH ARE EXPECTED. WINDS THIS STRONG MAY CAUSE
MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN
HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WIND SUBSIDES.
STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES.

&&

$$

DEVOIR
5 follow-up statements
000 
WWUS71 KCTP 290139
NPWCTP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
839 PM EST MON DEC 28 2009

PAZ004>006-010-011-017-024-033-291345-
/O.EXT.KCTP.WI.Y.0013.000000T0000Z-091229T2300Z/
WARREN-MCKEAN-POTTER-ELK-CAMERON-CLEARFIELD-CAMBRIA-SOMERSET-
839 PM EST MON DEC 28 2009

...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM EST TUESDAY...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 6 PM EST TUESDAY. 

NORTHWEST WINDS WILL INCREASE TO 25 OR 35 MPH WITH GUSTS BETWEEN
40 AND 50 MPH OVERNIGHT AND TUESDAY. AREAS OF SNOW WILL BE BLOWN
AROUND AND DRIFTED BY THESE WINDS. THIS WILL SUBSTANTIALLY REDUCE
VISIBILITIES TO PRODUCE DANGEROUS TRAVEL CONDITIONS AND WIND
CHILLS IN THE SINGLE DIGITS BELOW ZERO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 31 TO 39 MPH OR
GUSTS OF 46 AND 57 MPH ARE EXPECTED. WINDS THIS STRONG MAY CAUSE
MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN
HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WIND SUBSIDES.
STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES.

&&

$$

PAZ012-018-019-025>028-034>037-041-042-045-046-049>053-056>059-
063>066-291345-
/O.CON.KCTP.WI.Y.0013.091229T0400Z-091229T2300Z/
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-
839 PM EST MON DEC 28 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST TUESDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST TUESDAY. 

WINDS WILL INCREASE IN THE WAKE OF AN ARCTIC FRONT CROSSING THE
REGION. NORTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS BETWEEN 40 AND 50
MPH ARE POSSIBLE OVERNIGHT AND TUESDAY. THESE WINDS WILL COMBINE
WITH TEMPERATURES FALLING INTO THE TEENS TO PRODUCE WIND CHILLS OF
ZERO TO 10 ABOVE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 31 TO 39 MPH OR
GUSTS OF 46 AND 57 MPH ARE EXPECTED. WINDS THIS STRONG MAY CAUSE
MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN
HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WIND SUBSIDES.
STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES.

&&

$$

DANGELO
000 
WWUS71 KCTP 290355
NPWCTP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1055 PM EST MON DEC 28 2009

PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-
049>053-056>059-063>066-291600-
/O.EXT.KCTP.WI.Y.0013.000000T0000Z-091230T0000Z/
WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD-
NORTHERN CENTRE-SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN-
JUNIATA-SOMERSET-BEDFORD-FULTON-FRANKLIN-TIOGA-NORTHERN LYCOMING-
SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR-
NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON-
CUMBERLAND-ADAMS-YORK-LANCASTER-
1055 PM EST MON DEC 28 2009

...WIND ADVISORY NOW IN EFFECT UNTIL 7 PM EST TUESDAY...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 7 PM EST TUESDAY. 

NORTHWEST WINDS WILL INCREASE TO 25 OR 35 MPH WITH GUSTS BETWEEN
40 AND 50 MPH...AND WILL LAST THROUGH THE DAY ON TUESDAY. AREAS
OF SNOW WILL BE BLOWN AROUND AND DRIFTED BY THESE WINDS. THIS WILL
SUBSTANTIALLY REDUCE VISIBILITIES TO PRODUCE DANGEROUS TRAVEL
CONDITIONS AS WELL AS WIND CHILLS IN THE SINGLE DIGITS BELOW
ZERO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 31 TO 39 MPH OR
GUSTS OF 46 AND 57 MPH ARE EXPECTED. WINDS THIS STRONG MAY CAUSE
MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN
HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WIND SUBSIDES.
STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES.

&&

$$
000 
WWUS71 KCTP 291013
NPWCTP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
513 AM EST TUE DEC 29 2009

PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-
049>053-056>059-063>066-300000-
/O.CON.KCTP.WI.Y.0013.000000T0000Z-091230T0000Z/
WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD-
NORTHERN CENTRE-SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN-
JUNIATA-SOMERSET-BEDFORD-FULTON-FRANKLIN-TIOGA-NORTHERN LYCOMING-
SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR-
NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON-
CUMBERLAND-ADAMS-YORK-LANCASTER-
513 AM EST TUE DEC 29 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING. 

NORTHWEST WINDS OF 25 OR 35 MPH WITH GUSTS BETWEEN 40 AND 50
MPH WILL CONTINUE THROUGH MUCH OF THE DAY...BUT SHOULD BEGIN TO
TAPER OFF AS EVENING APPROACHES. AREAS WITH SNOW WILL SEE THE
SNOW BLOWN AROUND AND DRIFTED BY THESE WINDS. THIS WILL
SUBSTANTIALLY REDUCE VISIBILITIES TO PRODUCE HAZARDOUS TRAVEL
CONDITIONS AS WELL AS BRING WIND CHILLS RANGING FROM NEAR OR
SLIGHTLY BELOW ZERO IN THE NORTH AND WEST TO THE SINGLE DIGITS
ELSEWHERE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 31 TO 39 MPH OR
GUSTS OF 46 AND 57 MPH ARE EXPECTED. WINDS THIS STRONG MAY CAUSE
MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN
HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WIND SUBSIDES.
STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES.

&&

$$

RXR/TYBURSKI
000 
WWUS71 KCTP 291635
NPWCTP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1135 AM EST TUE DEC 29 2009

PAZ004>006-010>012-017>019-024>026-033>035-037-041-045-291745-
/O.CAN.KCTP.WI.Y.0013.000000T0000Z-091230T0000Z/
WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD-
NORTHERN CENTRE-SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-SOMERSET-
BEDFORD-FULTON-TIOGA-NORTHERN LYCOMING-SOUTHERN CLINTON-
1135 AM EST TUE DEC 29 2009

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS CANCELLED THE
WIND ADVISORY. 

WIND GUSTS TO 50 MPH ARE NO LONGER EXPECTED ACROSS THE ADVISORY AREA...
THEREFORE THE NATIONAL WEATHER SERVICE HAS CANCELLED THE WIND ADVISORY.

EXPOSED AREAS AND RIDGETOPS MAY STILL SEE STRONG WIND GUSTS
BETWEEN 35 AND 45 MPH...CREATING AREAS OF BLOWING AND DRIFTING SNOW. 
WIND CHILLS WILL REMAIN IN THE SINGLE DIGITS ABOVE AND BELOW ZERO
AS WELL.

$$

PAZ027-028-036-042-046-049>053-056>059-063>066-300000-
/O.CON.KCTP.WI.Y.0013.000000T0000Z-091230T0000Z/
MIFFLIN-JUNIATA-FRANKLIN-SULLIVAN-SOUTHERN LYCOMING-UNION-SNYDER-
MONTOUR-NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON-
CUMBERLAND-ADAMS-YORK-LANCASTER-
1135 AM EST TUE DEC 29 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING. 

NORTHWEST WINDS OF 25 OR 35 MPH WITH GUSTS AS HIGH AS 50 MPH WILL
CONTINUE THIS AFTERNOON...BUT SHOULD BEGIN TO TAPER OFF AS EVENING
APPROACHES. BLOWING SNOW WILL SUBSTANTIALLY REDUCE VISIBILITIES
TO PRODUCE HAZARDOUS TRAVEL CONDITIONS AS WELL...WITH WIND CHILLS
RANGING FROM NEAR OR SLIGHTLY BELOW ZERO IN THE NORTH AND WEST TO
THE SINGLE DIGITS ELSEWHERE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 31 TO 39 MPH OR
GUSTS OF 46 AND 57 MPH ARE EXPECTED. WINDS THIS STRONG MAY CAUSE
MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN
HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WIND SUBSIDES.
STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES.

&&

$$

DEVOIR
000 
WWUS71 KCTP 292357
NPWCTP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
657 PM EST TUE DEC 29 2009


PAZ027-028-036-042-046-049>053-056>059-063>066-300100-
/O.EXP.KCTP.WI.Y.0013.000000T0000Z-091230T0000Z/
MIFFLIN-JUNIATA-FRANKLIN-SULLIVAN-SOUTHERN LYCOMING-UNION-SNYDER-
MONTOUR-NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON-
CUMBERLAND-ADAMS-YORK-LANCASTER-
657 PM EST TUE DEC 29 2009

...WIND ADVISORY WILL EXPIRE AT 7 PM EST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE WILL ALLOW THE WIND
ADVISORY TO EXPIRE AT 7 PM EST THIS EVENING.

WINDS CONTINUE TO DIMINISH ACROSS THE REGION...WITH HIGHEST WIND
GUSTS NOW BELOW 30 MPH. WINDS WILL CONTINUE TO DIMINISH FURTHER
OVERNIGHT...TO BETWEEN 5 AND 10 MPH BY MORNING.

$$

JUNG/GARTNER

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 28, 5:31 AM ESTLake Effect Snow AdvisoryCTPWarren17 hr
Dec 28, 5:53 AM ESTSpecial Weather StatementCTPClinton37 min
Dec 28, 11:53 AM ESTWinter Weather AdvisoryCTPCambria, Cameron, Clearfield, Elk, McKean, Potter and 2 more24 hr

Nearby

Wind Advisories in Pennsylvania, 2009Every wind advisory in 2009

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.