374
ACUS11 KWNS 282318
SWOMCD
SPC MCD 282318
NEZ000-SDZ000-COZ000-290045-
MESOSCALE DISCUSSION 1496
NWS STORM PREDICTION CENTER NORMAN OK
0618 PM CDT SAT JUN 28 2025
AREAS AFFECTED...WESTERN NEBRASKA
CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE
VALID 282318Z - 290045Z
PROBABILITY OF WATCH ISSUANCE...40 PERCENT
SUMMARY...MULTICELL CLUSTERS WITH ISOLATED SEVERE OUTFLOW GUSTS WILL
BE POSSIBLE, BUT THE NEED FOR A WATCH IS UNCERTAIN.
DISCUSSION...HIGH-BASED STORMS HAVE DEVELOPED ALONG A SURFACE TROUGH
FROM NORTHEAST CO INTO THE NE PANHANDLE. THESE STORMS ARE PRIMARILY
DRIVEN BY SURFACE HEATING/MIXING, WITH NEW DEVELOPMENT EXPECTED
ALONG CONVECTIVE OUTFLOWS THAT SPREAD EASTWARD INTO THE LARGER
BUOYANCY. THE STORMS/CLUSTERS WILL BE CAPABLE OF PRODUCING
STRONG-SEVERE OUTFLOW GUSTS IN AN ENVIRONMENT WITH VERY STEEP
LOW-MIDLEVEL LAPSE RATES AND STRONG DOWNDRAFT POTENTIAL. HOWEVER,
VERTICAL SHEAR IS WEAK AND STORM ORGANIZATION/LONGEVITY WILL BE
LIMITED AND THE NEED FOR A WATCH IS UNCERTAIN.
..THOMPSON/GUYER.. 06/28/2025
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT
ATTN...WFO...GID...LBF...UNR...GLD...BOU...
LAT...LON 42500001 40980008 40100076 40090177 40780250 42140235
42630242 42980216 43020030 42500001
MOST PROBABLE PEAK WIND GUST...55-70 MPH
MOST PROBABLE PEAK HAIL SIZE...UP TO 1.25 IN
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