Current RUC Soundings near Blanchard-Stewart
closest grid point available to 48.61 -122.40
Using the Rapid Update Cycle 20km grid. Aquired from FSL Nov 27 2009 01:10 PST TI is Thermal Index and LPT is the Theoretical temperature of a Lifted Parcel of air starting at the ground.
♦Reverse Rows
The Top of the
Boundary Layer
is also the
Mixing Layer
and is the level at which the
Thermal Index
= 0
See DrJack's discussion
or
Richard Kellerman's pages.