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Grand Rapids

10/01/1996-3/31/2001, 3x hour

Scroll down for wind roses, modal direction data, and snow transport data.

Wind Roses, Frequency Distribution (%)


 

Modal Direction
See a degrees vs. cardinal direction table.

Oct Nov Dec Jan Feb Mar Oct - Mar
160 310 320 310 300 310 310

Potential Snow Transport (Qupot) over Snow Accumulation Season [kg/m] by Wind Speed Class [kts]
Qupot Equation

Direction 11 - 16 17 - 22 23 - 27 28 - 33 >34 Total
N 580 204       784
NNE 50         50
NE            
ENE            
E 8         8
ESE 109         109
SE 622 68       690
SSE 1723 476       2199
S 1378 442       1820
SSW 319 68       387
SW 50 136       186
WSW 92 34       126
W 445 102       547
WNW 2605 1122       3727
NW 3967 3297 162 186   7611
NNW 2689 2243       4933
Total 23179