SWOMCD
SPC MCD 230413
TXZ000-OKZ000-230545-
MESOSCALE DISCUSSION 2270
NWS STORM PREDICTION CENTER NORMAN OK
1113 PM CDT SAT OCT 22 2011
AREAS AFFECTED...SRN OK AND NRN TX
CONCERNING...SEVERE THUNDERSTORM WATCH 869...
VALID 230413Z - 230545Z
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 869
CONTINUES.
A LINE OF STORMS CONTINUES TO SAG SWD ACROSS THE RED RIVER. STORM
CORES HAVE BEEN WEAKENING A BIT OVER ERN AREAS...BUT STORMS OVER S
CNTRL OK REMAIN SEVERE.
THE 00Z FWD SOUNDING SHOWED A LESS FAVORABLE THERMODYNAMIC PROFILE
THAN FARTHER N...WITH A MORE PRONOUNCED WARM LAYER BELOW 700 MB.
HOWEVER...WIND PROFILES HAVE BEEN INCREASING WITH A 30+ KT LOW LEVEL
JET NOTED ON AREAS VADS. THIS MAY HELP TO FUEL A FEW SEVERE STORMS
OVER THE NEXT 2-3 HOURS. HOWEVER...THE THREAT IS NOT EXPECTED TO
REMAIN WIDESPREAD ENOUGH FOR ANOTHER WATCH.
TRENDS WILL BE MONITORED FOR A POSSIBLE PARTIAL LOCAL WATCH
EXTENSION OVER N TX...IF NEEDED.
..JEWELL.. 10/23/2011
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...SHV...TSA...FWD...OUN...
LAT...LON 32379494 31949592 32149765 32599826 33629843 34329851
34459831 34329744 34289637 34269602 34089519 33859491
32379494
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