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| Mesoscale Discussion 1626 |
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Mesoscale Discussion 1626
NWS Storm Prediction Center Norman OK
0946 AM CDT Sat Aug 29 2020
Areas affected...Portions of southern MO
Concerning...Severe potential...Watch unlikely
Valid 291446Z - 291645Z
Probability of Watch Issuance...20 percent
SUMMARY...A threat for isolated strong/damaging winds may continue
for another hour or two, but watch issuance remains unlikely at this
time.
DISCUSSION...A small bowing complex will continue eastward across
parts of southern MO this morning. This convection is being aided by
weak low-level warm advection, mainly in the 850-700 mb layer.
Recent radar imagery from KSGF shows strong inbound velocities and a
rear inflow jet with these storms, and the ASOS in Joplin MO
recently measured a peak wind gust to 46 kt (54 mph). An isolated
damaging wind threat should continue for the next hour or two across
southern MO in association with this small bow. Short-term guidance
suggests that the modest low-level warm advection aiding current
storm intensity should further diminish by late morning, and a
corresponding weakening trend to storms is expected by 1630-17Z.
Given this expectation and that the current strong/damaging wind
threat is fairly confined to a small area, watch issuance remains
unlikely across southern MO at this time.
..Gleason/Grams.. 08/29/2020
...Please see www.spc.noaa.gov for graphic product...
ATTN...WFO...SGF...
LAT...LON 36639457 37229427 37759424 37679287 37059210 36539233
36529435 36639457
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