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| Mesoscale Discussion 1558 |
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Mesoscale Discussion 1558
NWS Storm Prediction Center Norman OK
1051 AM CDT Mon Aug 24 2020
Areas affected...Parts of the Florida Panhandle
Concerning...Severe potential...Watch unlikely
Valid 241551Z - 241715Z
Probability of Watch Issuance...20 percent
SUMMARY...A tornado or two may accompany the stronger circulations
that move ashore over the next couple of hours.
DISCUSSION...An east-west band of relatively more intense
convection, with embedded areas of occasionally strong low-level
rotation, is currently approaching the shore of the western Florida
Panhandle. Despite overcast skies and limited surface heating over
land, surface temperatures/dewpoints in the upper 70s are
contributing to MLCAPE values exceeding 1000 J/kg. Low-level shear
is relatively modest (i.e. KTLH and Mesoanalysis depicting over 100
m2/s2 0-1km SRH). As such, a couple of the more organized, intense
low-level circulations may produce a couple tornadoes as the
aforementioned band moves ashore. With the general motion of
Tropical Storm Marco expected to remain westerly (along with an
overall weakening trend in tropical cyclone intensity expected), the
band of storms is expected to become increasingly displaced with
time from the stronger kinematic wind field. As such, the severe
threat is expected to remain relatively isolated in nature.
..Squitieri/Guyer.. 08/24/2020
...Please see www.spc.noaa.gov for graphic product...
ATTN...WFO...TAE...MOB...LIX...
LAT...LON 30208847 30758837 30908772 30958750 30978614 30988574
30728464 30108424 29618432 29618500 29888567 30088651
30098739 30208847
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