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Mesoscale Discussion 1167
NWS Storm Prediction Center Norman OK
0739 AM CDT Fri Jul 10 2020
Areas affected...Southern Kansas...Northern and Central Oklahoma
Concerning...Severe Thunderstorm Watch 351...
Valid 101239Z - 101445Z
The severe weather threat for Severe Thunderstorm Watch 351
continues.
SUMMARY...An isolated wind damage and hail threat will be possible
over the next couple of hours. The threat is expected to become more
marginal with time and weather watch issuance is improbable across
central and northern Oklahoma this morning.
DISCUSSION...The latest surface analysis shows a 1009 mb low in the
Texas Panhandle with backed southeasterly flow across the eastern
Texas Panhandle and in much of Oklahoma. A very moist airmass is
present across Oklahoma with surface dewpoints mostly in the lower
70s F. This is contributing to moderate instability with the RAP
estimating MLCAPE of 1500 to 2000 J/kg across much of the state. The
small cluster of strong to severe storms will continue to move
southward into this unstable airmass and may remain strong for a
couple more hours. The wind profile on the VNX WSR-88D VWP shows
gradually veering winds with height in the low to mid-levels with 30
to 40 kt westerly flow 5 to 7 km above ground level. This should be
enough to maintain a wind damage and hail threat with the ongoing
storms. But the threat is expected to become more isolated/marginal
later this morning. A watch probably will not be needed.
..Broyles.. 07/10/2020
...Please see www.spc.noaa.gov for graphic product...
ATTN...WFO...TSA...ICT...OUN...DDC...
LAT...LON 37289867 37519835 37519769 37429699 36939665 36379656
35779678 35449735 35419809 35659847 35859864 36139872
36409873 36669875 36909875 37119875 37289867
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