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Mesoscale Discussion 0024
NWS Storm Prediction Center Norman OK
1221 AM CST Sat Jan 11 2020
Areas affected...east Texas into Louisiana
Concerning...Tornado Watch 6...
Valid 110621Z - 110800Z
CORRECTED FOR GRAPHIC
The severe weather threat for Tornado Watch 6 continues.
SUMMARY...The severe threat continues across eastern portions of
WW0006 with a downstream watch likely needed in the next hour.
Tornadoes and damaging winds will remain the severe threats.
DISCUSSION...A squall line stretching from the Ozarks to almost
Corpus Christi, TX continues to move eastward along a surface cold
front and leading edge of a strong upper-level trough. Strong flow
exists through the vertical profile, but much of the instability
resides above 700 mb with inversions present between 900-700 mb per
CRP and LCH soundings. Storms that have tried to develop ahead of
the line have struggled to intensify. However, the potential for
damaging winds remain possible given the ongoing squall line, strong
deep layer flow, including 50+ knots above 925 mb, and better
instability aloft. Additionally, tornadoes also remain possible
embedded within the line owing to favorable strong low-level veering
flow. Cell motion will remain northeastward with the overall line
propagation moving eastward. The line will likely continue into the
morning as it moves eastward.
..Nauslar/Edwards.. 01/11/2020
...Please see www.spc.noaa.gov for graphic product...
ATTN...WFO...LCH...SHV...HGX...
LAT...LON 28789593 30609522 31449482 31869370 32169281 32179250
31999217 31179203 30649198 30039204 29809229 29599280
29309378 28789593
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