a picture of the National Weather Service Banner
a picture of the fifth model data
This image is of the NAM20 LCL Heights at 2100 UTC Saturday April 16, 2011. LCL Heights are almost identical to the GFS, 1640 feet. The blue vectors are 0-6 KM Bulk Shear, which is quite impressive as well over 60 knots. More than enough to support supercells.
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