Fix for arctic grib files (#346)

* change for arctic grid so that we are using WGS84 for polar stenographic grids in ww3_grib Issue #345
NOAA-EMC · Mar 31, 2021 · 8684753 · 8684753
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commit 8684753
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/model/ftn/ww3_grib.ftn b/model/ftn/ww3_grib.ftn
@@ -620,6 +620,10 @@
 !       (17) Projection center flag
 !       (18) Scanning mode
 !
+!  Projection for PolarStereo grid was changed from 
+!  KGDS( 1) = 6 to KGDS( 1) = 5 (Earth assumed represented by WGS84 -
+!  Octet No 15 Table 3.2)
+!/NCEP2        KGDS( 1) = 5
 !/NCEP2        X0 = MOD(XGRD(1,1) + 360.,360.)
 !/NCEP2        XN = MOD(XGRD(NY,NX) + 360., 360.)
 !/NCEP2        X0N = MOD(XGRD(NY,1) + 360., 360.)