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Mesoscale Discussion 1088 |
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Mesoscale Discussion 1088
NWS Storm Prediction Center Norman OK
0150 AM CDT Sun Jun 16 2019
Areas affected...eastern Oklahoma through north central Texas
Concerning...Severe Thunderstorm Watch 364...386...
Valid 160650Z - 160815Z
The severe weather threat for Severe Thunderstorm Watch 364, 386
continues.
SUMMARY...Threat for strong to damaging wind gusts may continue next
couple of hours from eastern OK into north Central TX. Activity
will move east of ww 386 after 08Z. However, an overall weakening
trend is expected to persist, and a downstream WW is not anticipated
at this time.
DISCUSSION...Squall line stretching from northeast OK east of Tulsa
into north central TX is moving east at 35-40 kt. The faster
movement has been noted on the northern end where a 50 kt rear
inflow jet exists just south of the center of an MCV circulation.
Despite strong forcing along the leading gust front within a
strongly unstable (2500-3000 J/kg MLCAPE) environment, trends have
been for reflectivity to decrease. This suggests the MCS is
struggling with increasing convective inhibition associated with a
stabilizing boundary layer. While locally strong to damaging wind
gusts may continue along portions of the line next hour or two, a
longer duration severe threat does not appear likely.
..Dial.. 06/16/2019
...Please see www.spc.noaa.gov for graphic product...
ATTN...WFO...LZK...SGF...SHV...TSA...FWD...OUN...
LAT...LON 33509682 34589577 35769542 36779576 36659439 34809426
33179581 32939723 33509682
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