W3FT204

The W3FT204 routine converts a n. s. hemisphere 1.0 degree
            lat.,lon. 361 by 181 grid to a National - Hawaii
            (Mercator) 93*68 AWIPS 204 grid.

USAGE:  CALL W3FT204(ALOLA,AMERC,INTERP)

   Input arguments:
      ALOLA  - 361*181 GRID 1.0 DEG. LAT,LON GRID N. HEMI.
               65341 POINT GRID. 360 * 181 ONE DEGREE
               GRIB GRID 3 WAS FLIPPED, GREENWISH ADDED
               TO RIGHT SIDE.
      INTERP - 1 LINEAR INTERPOLATION , NE.1 BIQUADRATIC

   Output arguments:
      AMERC - 93*68 GRID NATIONAL - HAWAII (MERCATOR)
              6324 POINT GRID IS AWIPS GRID TYPE 204

   Input files:  NONE
 
   Output files: ERROR MESSAGE TO FORTRAN OUTPUT FILE
 
REMARKS:
    1. W1 AND W2 ARE USED TO STORE SETS OF CONSTANTS WHICH ARE
       REUSABLE FOR REPEATED CALLS TO THE SUBROUTINE. 20 OTHER ARRAY
       ARE SAVED AND REUSED ON THE NEXT CALL.

 
W3lib.tar Library contains Fortran 90 decoder/encoder routines for GRIB edition 1. (Fortran90)
Date posted: 2/22/2007