806  
ACUS11 KWNS 290005  
SWOMCD  
SPC MCD 290004  
OKZ000-KSZ000-TXZ000-290130-  
 
MESOSCALE DISCUSSION 1031  
NWS STORM PREDICTION CENTER NORMAN OK  
0704 PM CDT WED MAY 28 2025  
 
AREAS AFFECTED...NORTHWEST OK AND THE NORTHEAST TX PANHANDLE  
 
CONCERNING...SEVERE THUNDERSTORM WATCH 345...  
 
VALID 290004Z - 290130Z  
 
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 345  
CONTINUES.  
 
SUMMARY...AN INCREASING SEVERE THREAT IS EXPECTED DOWNSTREAM OF AN  
ACCELERATING CLUSTER FROM THE EASTERN OKLAHOMA PANHANDLE. SEVERE  
GUSTS, LARGE HAIL, AND A BRIEF TORNADO ARE ALL POSSIBLE.  
 
DISCUSSION...AN INTENSE, NEARLY-STATIONARY SUPERCELL HAS BEEN  
ANCHORED OVER BEAVER COUNTY, OK. IT IS IN THE PROCESS OF BEING  
MERGED WITH AN UPSTREAM CLUSTER. PRIMARY SEVERE THREAT THROUGH  
MID-EVENING IS EXPECTED DOWNSTREAM OF THIS MERGING COMPLEX, AIDED BY  
A RIBBON OF HIGHER THETA-E COINCIDING WITH A STRENGTHENING LOW-LEVEL  
JET, ALREADY SAMPLED BY AREA VWP DATA. SEVERE WIND-DRIVEN LARGE HAIL  
APPEARS INCREASINGLY LIKELY INTO NORTHWEST OK AS THIS LEADING  
CLUSTER MOVES EAST-SOUTHEAST. A BRIEF TORNADO IS POSSIBLE GIVEN  
ENLARGED LOW-LEVEL HODOGRAPH CURVATURE, BUT MAY BE CURTAILED BY THE  
OUTFLOW-DOMINATED CLUSTER.  
 
..GRAMS/HART.. 05/29/2025  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT  
 
ATTN...WFO...OUN...DDC...AMA...  
 
LAT...LON 37080031 37029941 36659835 36129790 35759843 35799924  
35889995 36090063 36380085 36700099 37080031  
 
MOST PROBABLE PEAK TORNADO INTENSITY...UP TO 95 MPH  
MOST PROBABLE PEAK WIND GUST...55-70 MPH  
MOST PROBABLE PEAK HAIL SIZE...1.00-1.75 IN  
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