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Storm Prediction Center Mesoscale Discussion 946

Published Date and Time: 2026-06-01 20:16:00



Mesoscale Discussion 946
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   Mesoscale Discussion 0946
   NWS Storm Prediction Center Norman OK
   0707 PM CDT Mon Jun 01 2026

   Areas affected...Central Arkansas

   Concerning...Severe Thunderstorm Watch 263...

   Valid 020007Z - 020200Z

   The severe weather threat for Severe Thunderstorm Watch 263
   continues.

   SUMMARY...The best potential for severe winds will likely emerge
   across parts of central Arkansas over the next 1-2 hours as outflow
   begin to collide.

   DISCUSSION...Recent velocity data from KLZK shows strong velocities
   between 1-2 kft ARL north of the I-40 corridor as a loosely
   organized band of storms becomes increasingly outflow dominant. At
   the surface, wind gusts between 35-40 mph have been noted with the
   passage of the outflow. Similarly, a second outflow boundary is
   noted with a second convective cluster to the north/northeast of the
   Little Rock area. GOES 1-minute imagery continues to show updraft
   pulses along the leading edge of both outflow boundaries as they
   push generally southward into an uncapped and highly buoyant
   environment. Consequently, it appears possible that some uptick in
   thunderstorm coverage will occur as these outflow boundaries begin
   to collide near and north of the Little Rock area, and could result
   in a focused corridor of relatively higher damaging wind potential
   over the next 1-2 hours.

   ..Moore.. 06/02/2026

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

   ATTN...WFO...MEG...LZK...

   LAT...LON   35469314 35739314 35829293 35759195 35499127 35319105
               35029100 34849107 34699120 34649149 34639189 34709220
               34769244 34899276 35469314 

   MOST PROBABLE PEAK WIND GUST...55-70 MPH
   MOST PROBABLE PEAK HAIL SIZE...UP TO 1.25 IN


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