As of Fri 14 Oct 2016 11:16:01 AM PDT, the RAP 13km grid forecast sounding for 11AM
Near Tiger —closest grid point available to 47.48 -121.94 | Go Back |
This is the current analysis. For future forecasts go to NOAA soundings
TI is Thermal Index and LPT is the Theoretical temperature of a Lifted Parcel of air starting at the ground.
♦Reverse Rows

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The Top of the Boundary Layer is also the Mixing Layer and is the level at which the Thermal Index = 0See DrJack's discussion or Richard Kellerman's pages.