MESOSCALE DISCUSSION 1091

        MESOSCALE DISCUSSION 1091     NWS STORM PREDICTION CENTER NORMAN OK     0937 PM CDT WED JUN 06 2012          AREAS AFFECTED...SERN WY/NEB PANHANDLE/NERN CO          CONCERNING...TORNADO WATCH 361...          VALID 070237Z - 070300Z          THE SEVERE WEATHER THREAT FOR TORNADO WATCH 361 CONTINUES.          SUMMARY...GREATEST SVR WEATHER THREAT IS EXPECTED TO REMAIN ACROSS     THE CO PORTION OF WW 361. LOCAL WFO TEMPORAL EXTENSION MAY BE NEEDED     BEYOND 03Z...ACCOUNTING FOR RESIDUAL INSTABILITY.          DISCUSSION...DESPITE WEAKER MIDLEVEL WINDS WITH SSEWD EXTENT INTO     ERN CO...A CONTINUED STRENGTHENING OF SELY LOW LEVEL WINDS INTO THE     CO FRONT RANGE /30-40 KT/ PER WIND PROFILERS/WSR-88DS HAS ENHANCED     BULK SHEAR TO 35-40 KT SUPPORTIVE OF UPDRAFT ROTATION.  THIS THREAT     IS EXPECTED TO REMAIN CONFINED TO CENTRAL CO...GENERALLY BETWEEN     DEN-COS WHERE FAVORABLE UPSLOPE FLOW REGIME WILL SUSTAIN PERSISTENT     COMPLEX OF STORMS IN THAT AREA.  THUS...UNTIL INSTABILITY IS     DEPLETED AND/OR SURFACE BASED INHIBITION STRENGTHENS...THEN A SMALL     SRN PORTION OF THIS WW MAY NEED TO BE LOCALLY EXTENDED IN TIME     BEYOND THE SCHEDULED EXPIRATION OF 03Z.          ..PETERS.. 06/07/2012               ATTN...WFO...PUB...BOU...CYS...          LAT...LON   38890365 39060430 39120531 40340508 41040502 41370528                 42050518 42580447 42980397 42980298 40940306 39540339                 39540372 38890365