Figure 27:

Top row : operational Eta 36-h forecast (left), parallel Eta w/new 3DVAR analysis 36-h forecast (center) and NCEP Final analysis (right) of 500 mb height and relative vorticity valid 12Z 16 February 2001.

Middle row : Same as top row, but for 48-h forecasts and analysis valid 00Z 17 February 2001.

Bottom row : Same as top row, but for 60-h forecasts and analysis valid 12Z 17 February 2001.