966  
ACUS11 KWNS 160415  
SWOMCD  
SPC MCD 160414  
MIZ000-OHZ000-INZ000-160615-  
 
MESOSCALE DISCUSSION 0260  
NWS STORM PREDICTION CENTER NORMAN OK  
1114 PM CDT SUN MAR 15 2026  
 
AREAS AFFECTED...SOUTHEAST LOWER MICHIGAN...NORTHEAST  
INDIANA...NORTHWEST OHIO  
 
CONCERNING...SEVERE THUNDERSTORM WATCH 56...  
 
VALID 160414Z - 160615Z  
 
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 56  
CONTINUES.  
 
SUMMARY...ISOLATED DAMAGING WIND RISK CONTINUES WITH PROGRESSIVE  
SQUALL LINE. HOWEVER, A NEW WATCH IS NOT CURRENTLY ANTICIPATED.  
 
DISCUSSION...STRONGLY FORCED BAND OF PRE-FRONTAL CONVECTION IS  
PROPAGATING NORTHEAST ACROSS NORTHEAST IN/SOUTHERN LOWER MI AND  
EXTREME NORTHWEST OH. BOUNDARY LAYER AIR MASS HAS GRADUALLY  
RECOVERED INTO SOUTHEAST MI OVER THE LAST FEW HOURS WHICH IS  
CONTRIBUTING TO WEAK BUOYANCY, IMMEDIATELY AHEAD OF THIS CONVECTION.  
HOWEVER, UPDRAFTS APPEAR TO BE WEAKENING A BIT AS LIGHTING WITH THE  
NORTHERN PORTIONS OF THE SQUALL LINE IS DECREASING, AND THE LINEAR  
NATURE OF THIS ACTIVITY IS BECOMING MORE DIFFUSE WITH TIME. GIVEN  
THE CURRENT TRENDS A NEW WATCH IS NOT CURRENTLY ANTICIPATED.  
 
..DARROW.. 03/16/2026  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT  
 
ATTN...WFO...CLE...DTX...IWX...GRR...  
 
LAT...LON 41108512 42398467 42398349 40918403 41108512  
 
MOST PROBABLE PEAK WIND GUST...55-70 MPH  
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