SPC MD 359

MD 0359 CONCERNING SEVERE THUNDERSTORM WATCH 82... FOR PARTS OF CNTRL AND S-CNTRL OK

MESOSCALE DISCUSSION 0359
NWS STORM PREDICTION CENTER NORMAN OK
1221 AM CDT MON APR 11 2016

AREAS AFFECTED...PARTS OF CNTRL AND S-CNTRL OK

CONCERNING...SEVERE THUNDERSTORM WATCH 82...

VALID 110521Z - 110615Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 82
CONTINUES.

SUMMARY...SCATTERED SEVERE STRAIGHT-LINE WIND GUSTS OF 50-65 MPH ARE
POSSIBLE WITH A BOWING LINE.  SEVERE WIND GUSTS ARE POSSIBLE IN
ASSOCIATION WITH A WAKE LOW ON THE NRN END OF THE LINE.

DISCUSSION...0510Z RADAR IMAGERY SHOWS A BOWING LINE --RECENT
HISTORY OF 50-65 MPH WIND GUSTS-- MOVING ENEWD AROUND 65 MPH ACROSS
CNTRL AND S-CNTRL OK.  OK MESONET OBSERVATIONS CONFIRM A DESCENDING
REAR INFLOW JET/WAKE LOW HAS DEVELOPED ACROSS CNTRL OK...WITH A
RECENT HISTORY OF GUSTS AROUND 60 MPH WITH THIS FEATURE.  ALTHOUGH
SOME SLIGHT STABLE STRATIFICATION HAS OCCURRED IN THE LOW
LEVELS...FLOW AROUND 50 KT PER KTLX VAD DATA AT 1 KM AGL COUPLED
WITH STRONG DOWNDRAFTS WILL SUPPORT THE POTENTIAL FOR SEVERE WIND
GUSTS AT THE SURFACE OVER THE NEXT FEW HOURS.  A WATCH
EXTENSION-IN-AREA MAY BE NEEDED FROM HUGHES COUNTY SWD INTO BRYAN
COUNTY OK FOR THE RISK OF SEVERE WIND GUSTS.

..SMITH.. 04/11/2016

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...TSA...FWD...OUN...

LAT...LON   35239759 35599733 35579658 35469618 34829606 34309623
            33879657 33989814 35239759 

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