STORM WARNING.
DEVELOPED LOW 940 HPA
AT 52N 176E SEA AROUND ALEUTIANS MOVING NE 10 KNOTS.
WINDS 30 TO 55 KNOTS WITHIN 1300 MILES OF LOW SOUTHEAST SEMICIRCLE
AND 500 MILES ELSEWHERE.
EXPECTED WINDS 30 TO 55 KNOTS WITHIN 1300 MILES OF LOW SOUTHEAST
SEMICIRCLE AND 500 MILES ELSEWHERE FOR NEXT 24 HOURS.
FORECAST POSITION FOR 160600UTC AT 53N 177E WITH UNCERTAINTY OF 50
MILES RADIUS.
FORECAST POSITION FOR 161800UTC AT 54N 178E WITH UNCERTAINTY OF 80
MILES RADIUS.
WARNING.
DENSE FOG OBSERVED LOCALLY OVER WATERS BOUNDED BY 50N 163E 53N 162E
58N 167E 58N 180E 46N 180E 47N 172E 50N 163E.

...STORM WARNING...
.LOW 52N176E 939 MB MOVING NE 05 KT. WITHIN 480 NM S AND SW
QUADRANTS AND BETWEEN 240 NM AND 420 NM N AND NE QUADRANTS WINDS
45 TO 60 KT. SEAS 35 TO 51 FT. ELSEWHERE FROM 35N TO 59N W OF
45N175W AND WITHIN 120 NM EITHER SIDE OF A LINE FROM 35N170W TO
40N166W TO 53N170W TO 57N180W WINDS 30 TO 45 KT. SEAS 18 TO 37
FT. OTHERWISE W OF 160W SW OF A LINE FROM 50N160W TO 50N175W
WINDS 20 TO 30 KT. SEAS 8 TO 18 FT.
.24 HOUR FORECAST LOW 54N178E 955 MB. WITHIN 240 NM NE AND 420 NM
SE QUADRANTS WINDS 30 TO 40 KT. SEAS 18 TO 32 FT. ELSEWHERE N OF
50N W OF ALASKA WINDS 20 TO 30 KT. SEAS 8 TO 18 FT.
.48 HOUR FORECAST LOW AND CONDITIONS DESCRIBED WITH LOW 52N178W
BELOW.

PASY过程最低海压945.1hPa

STORM WARNING.
DEVELOPED LOW 944 HPA
AT 52N 176E SEA AROUND ALEUTIANS MOVING NE 10 KNOTS.
WINDS 30 TO 50 KNOTS WITHIN 1300 MILES OF LOW SOUTHEAST SEMICIRCLE
AND 600 MILES ELSEWHERE.
EXPECTED WINDS 30 TO 50 KNOTS WITHIN 1300 MILES OF LOW SOUTHEAST
SEMICIRCLE AND 600 MILES ELSEWHERE FOR NEXT 24 HOURS.
FORECAST POSITION FOR 161200UTC AT 53N 178E WITH UNCERTAINTY OF 50
MILES RADIUS.
FORECAST POSITION FOR 170000UTC AT 55N 176E WITH UNCERTAINTY OF 80
MILES RADIUS.
WARNING.
DENSE FOG OBSERVED LOCALLY OVER WATERS BOUNDED BY 50N 162E 55N 162E
58N 170E 58N 180E 46N 180E 47N 170E 50N 162E.

PASY和浮标实测最低气压时刻的位置和云图

2024/12/16 0000Z

...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER 52N176E 943 MB MOVING NE 05 KT
THEN TURNING NW AFTER 12 HOURS AND A NEW SECOND LOW 48N166W 975
MB MOVING N 20 KT. WITHIN 420 NM S AND SW QUADRANTS OF MAIN LOW
WINDS 40 TO 55 KT. SEAS 22 TO 39 FT. ALSO FROM 42N TO 52N
BETWEEN 176W AND 167E AND WITHIN 180 NM NW AND N OF A FRONT FROM
52N168E TO 55N170E TO 56N178E TO 53N171W TO 50N167W W OF 169W
WINDS 35 TO 50 KT. SEAS 17 TO 33 FT...HIGHEST S OF LOW.
ELSEWHERE FROM 35N TO 48N BETWEEN 173W AND 167E...WITHIN 540 NM
NW AND 360 NM SE SEMICIRCLES AND WITHIN 240 NM N AND NE OF FRONT
AND ALSO FROM 33N TO 50N BETWEEN 158W AND 166W WINDS 25 TO 40
KT. SEAS 11 TO 29 FT...HIGHEST NEAR 42N179E WITH MIXED SWELL.
OTHERWISE W OF A LINE FROM 59N161W TO 40N156W TO 30N158W WINDS
20 TO 30 KT. SEAS 8 TO 17 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 54N175E 955 MB.
WITHIN THE BERING SEA N OF 55N AND WITHIN 540 NM W QUADRANT
WINDS 25 TO 40 KT. SEAS 8 TO 22 FT...HIGHEST W OF 179E.
ELSEWHERE N OF 50N W OF 158W WINDS 20 TO 30 KT. SEAS 8 TO 18 FT.
.48 HOUR FORECAST LOW AND CONDITIONS DESCRIBED WITH COMPLEX LOW
52N175W BELOW.