914  
ACUS11 KWNS 030238  
SWOMCD  
SPC MCD 030237  
MIZ000-030400-  
 
MESOSCALE DISCUSSION 2210  
NWS STORM PREDICTION CENTER NORMAN OK  
0937 PM CDT WED SEP 02 2026  
 
AREAS AFFECTED...SOUTHERN LOWER MICHIGAN  
 
CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY  
 
VALID 030237Z - 030400Z  
 
PROBABILITY OF WATCH ISSUANCE...20 PERCENT  
 
SUMMARY...SPORADIC STRONG STORMS ARE POSSIBLE ACROSS PORTIONS OF  
SOUTHERN LOWER MICHIGAN THIS EVENING. HAIL AND GUSTY WINDS COULD  
ACCOMPANY THE STRONGEST CELLS.  
 
DISCUSSION...ISOLATED THUNDERSTORMS HAVE DEVELOPED THIS EVENING NEAR  
A SURFACE BOUNDARY/LOW-LEVEL CONVERGENCE ZONE ACROSS SOUTHERN LOWER  
MI. A VERY MOIST/UNSTABLE AIRMASS WITHIN MODERATE VERTICAL SHEAR MAY  
SUPPORT SPORADIC STRONG TO SEVERE THUNDERSTORMS IN THE SHORT TERM.  
BASED ON THE 00Z DTX SHOWING MODESTLY STEEP MIDLEVEL LAPSE RATES AND  
LARGE ELEVATED INSTABILITY, HAIL WILL BE POSSIBLE WITH THE STRONGEST  
UPDRAFTS. STORM MODE MAY LIMIT A GREATER SEVERE HAIL RISK, AS  
CONVECTIVE EVOLUTION SHOULD TEND TO BE MORE LINEAR GIVEN SHEAR  
ORIENTED ALONG THE INITIATING SURFACE BOUNDARY. WITH LOSS OF DAYTIME  
HEATING, BOUNDARY LAYER STABILIZATION WILL LIKELY PRECLUDE  
SURFACE-BASED STORMS, BUT LOCALLY STRONG GUSTS COULD OCCUR. OVERALL,  
SEVERE POTENTIAL IS EXPECTED TO REMAIN LIMITED AND A WATCH IS NOT  
CURRENTLY ANTICIPATED.  
 
..LEITMAN/SMITH.. 09/03/2026  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT  
 
ATTN...WFO...DTX...GRR...  
 
LAT...LON 43058489 42898316 42648248 42128250 41838310 41998395  
42268486 42468503 42818507 43058489  
 
MOST PROBABLE PEAK WIND GUST...UP TO 60 MPH  
MOST PROBABLE PEAK HAIL SIZE...1.00-1.75 IN  
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