SWOMCD
SPC MCD 110054
OKZ000-TXZ000-110230-
MESOSCALE DISCUSSION 1943
NWS STORM PREDICTION CENTER NORMAN OK
0754 PM CDT SUN OCT 10 2010
AREAS AFFECTED...CNTRL/SWRN OK...WRN N TX
CONCERNING...SEVERE THUNDERSTORM WATCH 697...
VALID 110054Z - 110230Z
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 697
CONTINUES.
...LARGE HAIL/GUSTY WINDS WILL CONTINUE TO BE A THREAT THROUGH LATE
EVENING...
DISCRETE STORMS/ISOLATED SUPERCELLS THAT DEVELOPED ALONG A FRONT
EARLIER THIS EVENING ACROSS SWRN OK/WRN N TX WILL PROBABLY EVOLVE
INTO COMPLEX LINE SEGMENTS/CLUSTERS AS THEY APPROACH THE I-44
CORRIDOR THROUGH 03Z. COOLING TEMPERATURES ALOFT AND PRE-EXISTING
STEEP MID-LEVEL LAPSE RATES COMBINED WITH FAVORABLE EFFECTIVE SHEAR
WILL MAINTAIN THREATS FOR LARGE HAIL /UP TO THE SIZE OF GOLFBALLS/
IN ADDITION TO GUSTY WINDS. LEADING STORMS MAY BEGIN TO WEAKEN
PRIOR TO ARRIVING IN THE SRN OKC METRO AREA AS THEY BECOME MORE
REMOVED FROM STRONGEST INSTABILITY RESERVOIR. MOST INTENSE ACTIVITY
WILL BE CONFINED TO SWRN OK/WRN N TX THROUGH LATE EVENING.
MEANWHILE...LINEAR STORMS WILL LIKELY CONTINUE BACKBUILDING SW FROM
NCNTRL OK TOWARD THE I-40 CORRIDOR NEAR CLINTON WITH SUBSEQUENT SLOW
EWD MOVEMENT. THIS ACTIVITY WILL BE ELEVATED ATOP A 1-1.5 KM
FRONTAL INVERSION AND MARGINALLY SEVERE HAIL MAY OCCUR ALONG WITH
VERY HEAVY RAINFALL.
..RACY.. 10/11/2010
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...OUN...
LAT...LON 35419963 36279801 35979704 34329711 34059822 33539922
33729979 34689986 35419963
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