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Storm Prediction Center Mesoscale Discussion 1022

Published Date and Time: 2026-06-08 00:10:00



Mesoscale Discussion 1022
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   Mesoscale Discussion 1022
   NWS Storm Prediction Center Norman OK
   1108 PM CDT Sun Jun 07 2026

   Areas affected...portions of central North Dakota and northern South
   Dakota

   Concerning...Severe Thunderstorm Watch 285...

   Valid 080408Z - 080545Z

   The severe weather threat for Severe Thunderstorm Watch 285
   continues.

   SUMMARY...A few severe gusts remain possible tonight mainly over
   north-central North Dakota. Convection is generally weakening and a
   downstream watch appears unlikely.

   DISCUSSION...Severe storms across WW285 have shown a decrease in
   intensity over the last hour. This trend is likely to continue as
   these storms move eastward into a less unstable air mass across ND.
   Still, a few severe gusts are possible, mainly over portions of
   north-central ND where the cold pool is the strongest. Thus some
   severe risk will continue over WW285 which has been extended in time
   to 0600z. A downstream watch is unlikely given the expected
   weakening as the line moves into eastern ND.

   Farther south, additional convective development across northwestern
   SD is likely occurring behind the surface front/outflow from prior
   convection. Recent reports of 50-55 mph gusts from SDDOT sensors
   suggest some potential for isolated severe gusts through the
   remainder of this evening and into the overnight hours. However,
   increasing inhibition lends low confidence to any sustained severe
   risk.

   ..Lyons/Gleason.. 06/08/2026

   ...Please see www.spc.noaa.gov for graphic product...

   ATTN...WFO...FGF...ABR...BIS...UNR...

   LAT...LON   49050106 49079956 49089847 46699839 46069907 45160069
               44960161 45000259 45510274 46000201 46940062 47440044
               49050106 

   MOST PROBABLE PEAK TORNADO INTENSITY...UP TO 90 MPH
   MOST PROBABLE PEAK WIND GUST...65-80 MPH
   MOST PROBABLE PEAK HAIL SIZE...1.00-1.75 IN


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