ae
ts
Seypteaber 6, 2954
70s
DISTRIBUTION,
FROW Bndts Alisa
SUBIGCTs Gustiness ef Wind ot 300 above epem torreiy
anf existet al) levels
2, Gustinecs Le short periodVariation in vind speed
above open terrain for vinis
fron the surface to extrem: altitizies, Tte value at 5CO'
_ Bighset-lovest
ef 20-30 sgh is close te 0 percent, views ,
| pareemt gustinees ~ “crerage
speed
nal
2°
2, The period of variation increases vith altituie ami decreases vith stability
mid-afternoon clase to the surface)
Hof Ue air ( i.e, gustinees vill be greatest in
ani 2 mimztes,
B& 500* the period varies between 15 seconis
|)
Dndtt Adlen, Rtfects
~
bs
=
4
Bietediytions
|
Merb Weidner 1
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Cperations Tivisien
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Dick Werner 1
Dewitt Allen 1
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BEST AVAILABLE 23"
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