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[命名气旋]阿拉斯加南部炸弹低气压Boreas(NP17-1125) OPC:HFWW 944hpa 75kt JMA:SW 940hpa 60kt

楼主#
更多 发布于:2017-11-25 16:56
WWJP25 RJTD 250600
WARNING AND SUMMARY 250600.
WARNING VALID 260600.
WARNING IS UPDATED EVERY 6 HOURS.
STORM WARNING.
DEVELOPING LOW 1004 HPA
AT 44N 167E FAR OFF EAST OF JAPAN MOVING NORTHEAST 40 KNOTS.
WARM FRONT FROM 44N 167E TO 45N 170E 44N 177E.
COLD FRONT FROM 44N 167E TO 40N 167E 31N 161E.
EXPECTED WINDS 30 TO 60 KNOTS WITHIN 900 MILES OF LOW SOUTHEAST
SEMICIRCLE AND 500 MILES ELSEWHERE FOR NEXT 24 HOURS.
FORECAST POSITION FOR 251800UTC AT 49N 174E WITH UNCERTAINTY OF 85
MILES RADIUS.
FORECAST POSITION FOR 260600UTC AT 55N 177W WITH UNCERTAINTY OF 130
MILES RADIUS.
GALE WARNING.
DEVELOPING LOW 1016 HPA
AT 41N 126E KOREA MOVING EAST 25 KNOTS.
EXPECTED WINDS 30 TO 45 KNOTS WITHIN 600 MILES OF LOW SOUTHWEST
SEMICIRCLE AND 300 MILES ELSEWHERE FOR NEXT 24 HOURS.
GALE WARNING.
EXPECTED WESTERLY TO SOUTHWESTERLY WINDS 30 TO 40 KNOTS PREVAILING
OVER WATERS BOUNDED BY 42N 150E 51N 157E 45N 180E 40N 175E 40N 165E
42N 150E FOR NEXT 24 HOURS.
WARNING.
DENSE FOG OBSERVED LOCALLY OVER NORTHERN PART OF SOUTH CHINA SEA.
WARNING.
DENSE FOG OBSERVED LOCALLY OVER WATERS BOUNDED BY 30N 160E 55N 175E
55N 180E 35N 180E 30N 170E 30N 160E.
SUMMARY.
LOW 1018 HPA AT 40N 115E ESE 25 KT.
LOW 994 HPA AT 59N 146E NNE SLOWLY.
HIGH 1026 HPA AT 34N 134E EAST 20 KT.

JAPAN METEOROLOGICAL AGENCY.=

图片:ASAS_COLOR_201711250600.png

[wwwawa于2017-11-28 21:38编辑了帖子]
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wwwawa
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1楼#
发布于:2017-11-25 17:11
系统一度分裂出双中心 但几小时后两个中心再度合并

图片:ASAS_COLOR_201711250000.png

图片:ASAS_COLOR_201711250600.png

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2楼#
发布于:2017-11-25 19:42
OPC预计75kt

图片:P_sfc_full_ocean_color.png


SYNOPSIS VALID 0600 UTC NOV 25.
24 HOUR FORECAST VALID 0600 UTC NOV 26.
48 HOUR FORECAST VALID 0600 UTC NOV 27.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 35N168E 1002 MB MOVING NE 35 KT AND RAPIDLY INTENSIFYING.
WITHIN 540 NM SE AND 720 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS
10 TO 15 FT.
.12 HOUR FORECAST LOW 50N175E 974 MB. WITHIN 240 NM S SEMICIRCLE
WINDS 50 TO 65 KT. SEAS 15 TO 23 FT.
.24 HOUR FORECAST LOW 54N175W 951 MB. WITHIN 300 NM S SEMICIRCLE
WINDS 50 TO 75 KT. SEAS 24 TO 46 FT. ELSEWHERE WITHIN 480 NM OF
CNETER EXCEPT 360 NM NW QUADRANT WINDS 40 TO 50 KT. SEAS 14 TO
28 FT. ALSO WITHIN 720 NM NE...960 NM SE...AND 540 NM SW
QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 22 FT.
.48 HOUR FORECAST LOW 57N168W 950 MB. BETWEEN 120 NM AND 420 NM
S AND SW QUADRANTS WINDS 50 TO 65 KT. SEAS 30 TO 49 FT.
ELSEWHERE WITHIN 720 NM SE AND 480 NM SW QUADRANTS WINDS 40 TO
50 KT. SEAS 24 TO 40 FT. ALSO WITHIN 480 NM N...1260 NM SE...AND
780 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 28 FT.
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3楼#
发布于:2017-11-25 20:39
风行者锛歄PC预计75kt

SYNOPSIS VALID 0600 UTC NOV 25.
24 HOUR FORECAST VALID 0600 UTC NOV 26.
48 HOUR FORECAST VALID 0600 UTC...
鍥炲埌鍘熷笘
看来这个温带气旋也会是个猛货
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4楼#
发布于:2017-11-25 21:43
EC:976hpa GFS:985hpa (前一张是EC 后一张是GFS 取自windy.com)

图片:QQ截图20171125214054.png

图片:QQ截图20171125214143.png

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5楼#
发布于:2017-11-26 09:08
WWJP25 RJTD 251800
WARNING AND SUMMARY 251800.
WARNING VALID 261800.
WARNING IS UPDATED EVERY 6 HOURS.
STORM WARNING.
DEVELOPING LOW 974 HPA
AT 50N 176E SEA AROUND ALEUTIANS MOVING NORTHEAST 35 KNOTS.
OCCLUDED FRONT FROM 50N 176E TO 51N 178E 51N 180E.
WARM FRONT FROM 51N 180E TO 49N 175W 47N 173W.
COLD FRONT FROM 51N 180E TO 48N 178W 44N 180E 40N 178E 34N 170E.
WINDS 30 TO 55 KNOTS WITHIN 900 MILES OF LOW SOUTHEAST SEMICIRCLE AND
500 MILES ELSEWHERE.
FORECAST POSITION FOR 260600UTC AT 54N 175W WITH UNCERTAINTY OF 85
MILES RADIUS.
FORECAST POSITION FOR 261800UTC AT 56N 170W WITH UNCERTAINTY OF 130
MILES RADIUS.
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发布于:2017-11-26 10:20
OPC:HURCN FORCE 970hpa

图片:P_sfc_full_ocean_color.png

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7楼#
发布于:2017-11-26 10:25
EC:953hpa GFS:955hpa

图片:QQ截图20171126102457.png

图片:QQ截图20171126102521.png

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8楼#
发布于:2017-11-26 10:28
JMA: 达到60KT
WWJP25 RJTD 260000
WARNING AND SUMMARY 260000.
WARNING VALID 270000.
WARNING IS UPDATED EVERY 6 HOURS.
STORM WARNING.
DEVELOPING LOW 962 HPA
AT 53N 180E SEA AROUND ALEUTIANS MOVING NORTHEAST 30 KNOTS.
OCCLUDED FRONT FROM 53N 180E TO 55N 175W 53N 171W.
WARM FRONT FROM 53N 171W TO 51N 167W 47N 166W.
COLD FRONT FROM 53N 171W TO 48N 172W 39N 180E 35N 174E.
WINDS 30 TO 60 KNOTS WITHIN 600 MILES OF LOW.
FORECAST POSITION FOR 261200UTC AT 55N 172W WITH UNCERTAINTY OF 50
MILES RADIUS.
FORECAST POSITION FOR 270000UTC AT 56N 168W WITH UNCERTAINTY OF 85
MILES RADIUS.
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9楼#
发布于:2017-11-26 10:31
系统受到高压脊的引导 快速冲向阿拉斯加

图片:QQ截图20171126103842.png

[wwwawa于2017-11-26 10:36编辑了帖子]
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