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| Mesoscale Discussion 762 |
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Mesoscale Discussion 0762
NWS Storm Prediction Center Norman OK
0354 PM CDT Fri May 29 2020
Areas affected...Parts of north central Pennsylvania into southern
New York
Concerning...Severe potential...Watch unlikely
Valid 292054Z - 292300Z
Probability of Watch Issuance...20 percent
SUMMARY...A few locally strong wind gusts may continue with
convection overspreading the region through 6-8 PM EDT. The need
for a severe weather watch is now not anticipated, but trends will
continue to be monitored.
DISCUSSION...Fairly vigorous thunderstorm development is being
maintained along the leading edge of an east-northeastward advancing
convectively generated surface cold pool. Forward propagation is
around 35 kt, largely parallel to the sheared 40-50 kt southerly
deep-layer ambient mean flow. With easterly low-level system
relatively inflow emanating from boundary-layer air characterized by
rather weak CAPE on the order of 500 J/kg, substantive further
intensification seems unlikely. However, strong peak gusts
approaching severe limits could persist with the convective system
another couple of hours.
..Kerr/Grams.. 05/29/2020
...Please see www.spc.noaa.gov for graphic product...
ATTN...WFO...BGM...BUF...CTP...PBZ...
LAT...LON 40967913 41457893 42097867 42527828 42717765 42377671
41597704 40977804 40967913
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