SWOMCD
SPC MCD 280638
CAZ000-281245-
MESOSCALE DISCUSSION 0096
NWS STORM PREDICTION CENTER NORMAN OK
1238 AM CST MON JAN 28 2008
AREAS AFFECTED...THE SIERRA
CONCERNING...HEAVY SNOW
VALID 280638Z - 281245Z
SNOWFALL RATES AROUND 2 IN/HR ARE LIKELY WITH LOCALLY HIGHER RATES
AROUND 3 IN/HR THROUGH 12Z.
VERY STRONG LIFT RESULTING FROM WLY UPSLOPE FLOW AND WARM ADVECTION
AHEAD OF A COLD FRONT WILL PERSIST OVERNIGHT. A DEEP FRONTAL ZONE
WILL GRADUALLY SHIFT SEWD...LOWERING SNOW LEVELS TO AROUND 4000 FT
MSL AND SHIFTING THE AREA OF HEAVIEST SNOW FROM THE NRN SIERRA AT
06Z TOWARDS THE SRN SIERRA BY 12Z. IN ADDITION...FORECAST SOUNDINGS
SHOW STEEP LAPSE RATES ALOFT AND SUGGEST THAT CONVECTIVELY ENHANCED
BURSTS OF HEAVY SNOW MAY OCCUR AT TIMES...MAINLY WITH MAIN FRONTAL
PRECIPITATION BAND.
.JEWELL.. 01/28/2008
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
..NOTICE...
SPC WINTER WEATHER MESOSCALE DISCUSSIONS WILL BE ISSUED ON A
SCHEDULED BASIS FROM DECEMBER 1 THROUGH FEBRUARY 28...FOUR
TIMES A DAY...AROUND 00 UTC...06 UTC...12 UTC...AND 18 UTC
FOR SIGNIFICANT SHORT RANGE WINTER WEATHER EVENTS.
ATTN...WFO...REV...HNX...STO...
37121868 36571843 36141855 36191876 36531893 37131939
37551979 37942015 38442049 39332086 39422048 39252027
38802006 38081952 37371902
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
To unsubscribe from WX-STORM send e-mail to LISTSERV@PO.UIUC.EDU with
"unsub wx-storm" in the body of your message. For more information write cnovy@cox.net.
No comments:
Post a Comment