2006-12-15-00Z, # stations flagged: 6: Simple Neighbor Test, 1 radius versus 2:
setting value
radius 50-km
minimum stations in radius 5
elevation difference any
minimum spd 5 knots
minimum difference between dir and and dir in radius 100 deg

One radius of 50-km Two radii method (look in 50-km radius first, if > 5 stations, look in 75-km radius) Two radii method, relaxed direction threshold to 85deg

Station BALDK not flagged with this test (stations CBROG and CGRAS are within 100 degrees of BALDK)

Station UP067 not flagged with this test (station ODT19 is within 100 degrees of UP067)

Station LAUFM not flagged with this test (stations RENNV, DESER, SAGE, and LOYA2 are within 100 degrees of LAUFM)

Station LAUFM not flagged with this test (stations RENNV, DESER, SAGE, and LOYA2 are within 100 degrees of LAUFM)





2006-12-15-00Z, # stations flagged: 10: Simple Neighbor Test:
setting value
radius 50-km
minimum stations in radius 5
elevation difference any
minimum spd 3 knots
minimum difference between dir and and dir in radius 100 deg





setting value
radius 50-km
minimum stations in radius 5
elevation difference any
minimum vector avg spd 10 knots
dir - (vector-avg-dir) 100 deg

# stations flagged: 8:




setting value
radius 50-km
minimum stations in radius 5
elevation difference 300-m
minimum vector avg spd 10 knots
dir - (vector-avg-dir) 100 deg

# stations flagged: 8:




Wind Storm of 2006-Dec-15, at 04Z:

Note stations NTOKE near Hoquiam and OEAGK near Portland as examples of the apparent 180 degree out-of-whack wind directions.


Last modified: Tue Jan 30 11:01:03 PST 2007