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Mesoscale Discussion 381 |
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Mesoscale Discussion 0381
NWS Storm Prediction Center Norman OK
0331 PM CDT Thu Apr 03 2025
Areas affected...Portions of West Virginia and northern Virginia
Concerning...Severe potential...Watch unlikely
Valid 032031Z - 032300Z
Probability of Watch Issuance...20 percent
SUMMARY...Storms moving into West Virginia may pose a threat of
severe weather this afternoon and evening. Convective trends will
continue to be monitored, although a watch appears unlikely at this
time.
DISCUSSION...Despite midlevel height rises across the area,
low-level warm-air advection continues to support thunderstorm
development across eastern Kentucky. The storms are expected to
continue moving eastward across West Virginia, though high clouds
and poorer boundary-layer moisture (per 18Z RNK sounding) have
limited destabilization. With low-level flow (and attendant warm
advection) forecast to increase into the evening, there is a threat
for the convection to persist. Given the sufficient low-level and
deep-layer shear across the area, these storms will have the
potential to produce damaging winds, hail, and a tornado. Trends
will be monitored through the evening, but a watch appears to be
unlikely at this time.
..Jirak/Guyer.. 04/03/2025
...Please see www.spc.noaa.gov for graphic product...
ATTN...WFO...AKQ...LWX...RNK...RLX...JKL...
LAT...LON 37968246 38258201 38258094 38437951 39007785 38357744
37577755 37427861 37207996 37208091 37158158 37408235
37968246
MOST PROBABLE PEAK TORNADO INTENSITY...85-115 MPH
MOST PROBABLE PEAK WIND GUST...55-70 MPH
MOST PROBABLE PEAK HAIL SIZE...1.00-1.75 IN
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