And you thought last week was cold???

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Stormsfury
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#21 Postby Stormsfury » Thu Oct 14, 2004 7:46 pm

pojo wrote:Purdue... I noticed the ECMWF also.... quite a wound up low over Ontario. That will be an interesting weather producer if the strength of the low holds true.


The EC map Purdue posted shows the NEG TILT trough cutting off into a massive upper low which becomes a transient PV (polar vortex) ... gets in and gets out of there faster than a drunk guy realizing he went home with an ugly woman ... the cold shot progged is quite strong, but also quite fleeting as there's no 50/50 low ... no blocking signatures to keep things locked in ...

SF
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therock1811
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#22 Postby therock1811 » Sat Oct 16, 2004 5:35 pm

Well looks like the cold part panned out...

AVERY NC-BUNCOMBE NC-GRAHAM NC-HAYWOOD NC-MACON NC-MADISON NC-
MITCHELL NC-NORTHERN JACKSON NC-SOUTHERN JACKSON NC-SWAIN NC-
YANCEY NC-
INCLUDING THE CITIES OF...WAYNESVILLE...SYLVA...SPRUCE PINE...
ROBBINSVILLE...NEWLAND...MARSHALL...FRANKLIN...BURNSVILLE...
BRYSON CITY AND ASHEVILLE
346 PM EDT SAT OCT 16 2004

...FREEZE WARNING IN EFFECT TONIGHT...

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG SC HAS ISSUED
A FREEZE WARNING FOR TONIGHT FOR MUCH OF THE NORTH CAROLINA
MOUNTAINS.

THE COLD FRONT THAT MOVED THROUGH THE SOUTHERN APPALACHIANS EARLIER
TODAY HAS BROUGHT REINFORCING COLD AIR INTO THE REGION. TEMPERATURES
ARE EXPECTED TO FALL VERY RAPIDLY AFTER SUNSET...DIPPING CLOSE TO THE
FREEZING MARK AFTER MIDNIGHT AT THE HIGHER ELEVATIONS. FREEZING
TEMPERATURES SHOULD THEN BECOME MORE WIDESPREAD TOWARD DAYBREAK AT
ELEVATIONS ABOVE 3000 FEET...WITH GENERALLY MID 30S TEMPERATURES IN
THE MOUNTAIN VALLEYS.

WESTERLY WINDS ARE EXPECTED TO CONTINUE ACROSS MUCH OF THE MOUNTAINS
OVERNIGHT...BUT SOME SHELTERED VALLEY LOCATIONS COULD SEE WINDS
BECOME LIGHT ENOUGH LATE TONIGHT TO ALLOW FORMATION OF ISOLATED
FROST.

REMEMBER...A FREEZE WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE
IMMINENT OR HIGHLY LIKELY. THOSE WITH AGRICULTURAL INTERESTS IN THE
WARNED AREA ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION.
ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR
BROUGHT INSIDE AWAY FROM THE COLD.

BARTHOLOMEW IN-BOONE IN-BROWN IN-CLAY IN-DAVIESS IN-DECATUR IN-
FOUNTAIN IN-GREENE IN-HAMILTON IN-HANCOCK IN-HENDRICKS IN-JACKSON IN-
JENNINGS IN-JOHNSON IN-KNOX IN-LAWRENCE IN-MARION IN-MARTIN IN-
MONROE IN-MONTGOMERY IN-MORGAN IN-OWEN IN-PARKE IN-PUTNAM IN-RUSH IN-
SHELBY IN-SULLIVAN IN-VERMILLION IN-VIGO IN-WARREN IN-
INCLUDING THE CITIES OF...ZIONSVILLE...WHITELAND...WESTFIELD...
WEST TERRE HAUTE...WASHINGTON...VINCENNES...VEEDERSBURG...
TERRE HAUTE...SULLIVAN...SPENCER...SPEEDWAY...SHELBYVILLE...
SEYMOUR...RUSHVILLE...ROCKVILLE...PLAINFIELD...NORTH VERNON...
NORTH TERRE HAUTE...NOBLESVILLE...NEW WHITELAND...MOORESVILLE...
MITCHELL...MARTINSVILLE...LOOGOOTEE...LINTON...LEBANON...LAWRENCE...
JASONVILLE...INDIANAPOLIS...HOPE...GREENWOOD...GREENSBURG...
GREENFIELD...GREENCASTLE...FRANKLIN...FORTVILLE...FISHERS...
ELLETTSVILLE...EDINBURGH...DANVILLE...CUMBERLAND...CRAWFORDSVILLE...
COVINGTON...COLUMBUS...CLINTON...CICERO...CARMEL...BROWNSTOWN...
BROWNSBURG...BRAZIL...BLOOMINGTON...BLOOMFIELD...BICKNELL...
BEECH GROVE...BEDFORD AND ATTICA
314 PM EST SAT OCT 16 2004

...FROST ADVISORY IN EFFECT FROM 1 AM SUNDAY TO 7 AM EST SUNDAY...

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A FROST
ADVISORY.

CLEARING SKIES AND DECREASING WINDS TONIGHT WILL ALLOW TEMPERATURES
TO FALL TO AROUND 30...WITH SOME AREAS REACHING THE UPPER 20S. THIS
WILL ALLOW FROST TO FORM.

A FROST ADVISORY IS ISSUED WHEN A KILLING FROST IS EXPECTED. OUTDOOR
PLANTS SHOULD BE COVERED AND POTTED PLANTS BROUGHT INDOORS IF
POSSIBLE.

BATH-BELL-BREATHITT-CLAY-ELLIOTT-ESTILL-FLEMING-FLOYD-HARLAN-JACKSON-
JOHNSON-KNOTT-KNOX-LAUREL-LEE-LESLIE-LETCHER-MAGOFFIN-MARTIN-
MCCREARY-MENIFEE-MONTGOMERY-MORGAN-OWSLEY-PERRY-PIKE-POWELL-PULASKI-
ROCKCASTLE-ROWAN-WAYNE-WHITLEY-WOLFE-
INCLUDING THE CITIES OF...MIDDLESBORO...WILLIAMSBURG...
WHITLEY CITY...WHITESBURG...WEST LIBERTY...STANTON...SOMERSET...
SANDY HOOK...SALYERSVILLE...PRESTONSBURG...PINEVILLE...PIKEVILLE...
PAINTSVILLE...OWINGSVILLE...MOUNT VERNON...MOUNT STERLING...
MOREHEAD...MONTICELLO...MCKEE...MANCHESTER...LONDON...JACKSON...
IRVINE...INEZ...HYDEN...HINDMAN...HAZARD...HARLAN...FRENCHBURG...
FLEMINGSBURG...CAMPTON...BOONEVILLE...BEATTYVILLE AND BARBOURVILLE
321 PM EDT SAT OCT 16 2004

...FROST ADVISORY IN EFFECT LATE TONIGHT THROUGH SUNDAY MORNING...

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A FROST
ADVISORY FOR ALL OF EASTERN KENTUCKY FOR LATE TONIGHT THROUGH EARLY
SUNDAY MORNING. WESTERLY WINDS ON THE BACK SIDE OF A STRONG LOW
PRESSURE SYSTEM NOW WELL OFF TO THE NORTH OF EASTERN KENTUCKY...HAVE
USHERED IN A MUCH COOLER AIR MASS THAN HAD BEEN SEEN OVER THE PAST
FEW DAYS. THIS COLDER AND DRIER AIR MASS...IN COMBINATION WITH MOSTLY
CLEAR SKIES TONIGHT...WILL ALLOW TEMPERATURES TO FALL INTO THE 32 TO
37 DEGREE RANGE ACROSS MOST OF THE AREA. THIS SHOULD LEAD TO THE
DEVELOPMENT OF AREAS OF FROST...ESPECIALLY IN VALLEY LOCATIONS ACROSS
EASTERN KENTUCKY.

A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING
THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNED
AREA ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO,
POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT
INSIDE AWAY FROM THE COLD.

STAY TUNED TO NOAA WEATHER RADIO AND OTHER LOCAL MEDIA FOR FURTHER
DETAILS OR UPDATES.

Freeze warning in effect here tonight!

ADAMS OH-BOONE KY-BRACKEN KY-BROWN OH-BUTLER OH-CAMPBELL KY-
CARROLL KY-CLERMONT OH-CLINTON OH-DEARBORN IN-FAYETTE IN-FRANKLIN IN-
GALLATIN KY-GRANT KY-GREENE OH-HAMILTON OH-HIGHLAND OH-KENTON KY-
LEWIS KY-MASON KY-MONTGOMERY OH-OHIO IN-OWEN KY-PENDLETON KY-PIKE OH-
PREBLE OH-RIPLEY IN-ROBERTSON KY-SCIOTO OH-SWITZERLAND IN-UNION IN-
WARREN OH-WAYNE IN-
322 PM EDT SAT OCT 16 2004

...THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A FREEZE
WARNING IN EFFECT FROM 1 AM (MIDNIGHT EST) SUNDAY TO 9 AM EDT (8 AM
EST) SUNDAY...

REMEMBER...A FREEZE WARNING MEANS TEMPERATURES AT OR BELOW 32 DEGREES
FAHRENHEIT...ARE IMMINENT OR HIGHLY LIKELY IN AND CLOSE TO THE WARNED
AREA...ESPECIALLY IN LOW LYING AREAS.

THOSE WITH AGRICULTURAL INTERESTS IN THE WARNED AREA ARE ADVISED TO
HARVEST OR PROTECT TENDER VEGETATION. ALSO, POTTED PLANTS NORMALLY
LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD.
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#23 Postby pojo » Mon Oct 18, 2004 10:45 am

Stormsfury wrote:
pojo wrote:Purdue... I noticed the ECMWF also.... quite a wound up low over Ontario. That will be an interesting weather producer if the strength of the low holds true.


The EC map Purdue posted shows the NEG TILT trough cutting off into a massive upper low which becomes a transient PV (polar vortex) ... gets in and gets out of there faster than a drunk guy realizing he went home with an ugly woman ... the cold shot progged is quite strong, but also quite fleeting as there's no 50/50 low ... no blocking signatures to keep things locked in ...

SF


Nice analogy!
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Wnghs2007
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#24 Postby Wnghs2007 » Mon Oct 18, 2004 1:34 pm

Well It got pretty cold here. Down to 35 one night. But that was it. Now back to warm weather.
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