10月15日桑達做為颶風級低壓鄰近華盛頓州西部


https://commons.wikimedia.org/wi ... 016-10-15_2030Z.jpg

10月15日鄰近華盛頓州西部的颶風級低壓（桑達）


https://commons.wikimedia.org/wi ... 016-10-15_2200Z.png

桑達的巔峰 .

JTWC從一~三世都是超級颱風等級. 都相當強颱.

不過04年CWB比較嚴. 而16年也沒升強颱.
Real也錯過了IR @@~

10月14日後熱帶氣旋桑達（10月15日風暴）接近太平洋西北地區


https://commons.wikimedia.org/wi ... 016-10-14_2230Z.jpg

補充一下現況

一天半前轉化為溫氣的桑達，現在已經通過西經155度

...HURRICANE FORCE WIND WARNING...
.POST-TROPICAL CYCLONE SONGDA 41N155W 1000 MB MOVING E 50 KT.
FROM 34N TO 41N BETWEEN 148W AND 169W WINDS 30 TO 45 KT. SEAS 11
TO 19 FT.
.24 HOUR FORECAST POST-TROPICAL CYCLONE SONGDA 42N130W 985 MB.
FRONT TO EXTEND FROM LOW CENTER TO 38N133W TO 34N142W. WITHIN
180 NM E OF FRONT N OF 37N WINDS 40 TO 55 KT. SEAS 16 TO 24 FT.
ELSEWHERE WITHIN 420 NM E AND SE AND 600 NM SW QUADRANTS WINDS
25 TO 40 KT. SEAS 14 TO 22 FT.
.30 HOUR FORECAST POST-TROPICAL CYCLONE SONGDA 45N127W 977 MB.
WITHIN 120 NM SE SEMICIRCLE WINDS 50 TO 65 KT. SEAS 18 TO 30 FT.
.48 HOUR FORECAST POST-TROPICAL CYCLONE SONGDA INLAND 52N121W
984 MB. CONDITIONS DESCRIBED WITH LOW 49N135W BELOW.

根據GFS及EC的預報，桑達將在兩天後由美加邊界登陸

已轉化。

WTPQ20 RJTD 130600
RSMC TROPICAL CYCLONE ADVISORY
NAME DEVELOPED LOW FORMER STS 1620 SONGDA (1620)
ANALYSIS
PSTN 130600UTC 40N 171E
MOVE ENE 50KT
PRES 980HPA
MXWD 055KT
30KT 300NM SOUTH 200NM NORTH =