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  3. 日本近岸NP22-0301 - JMA:SW

日本近岸NP22-0301 - JMA:SW 温带气旋

B 普鲁士藍_ 2024-03-01 20:51:22 898

STORM WARNING.
DEVELOPING LOW 980 HPA
AT 38N 145E SEA EAST OF JAPAN MOVING NE 35 KNOTS.
WARM FRONT FROM 38N 145E TO 38N 148E 36N 150E 32N 152E.
COLD FRONT FROM 38N 145E TO 37N 146E 35N 146E 30N 140E 26N 131E.
WINDS 30 TO 50 KNOTS WITHIN 800 MILES OF LOW WEST SEMICIRCLE AND 500
MILES ELSEWHERE.
EXPECTED WINDS 30 TO 50 KNOTS WITHIN 1400 MILES OF LOW WEST
SEMICIRCLE AND 600 MILES ELSEWHERE FOR NEXT 24 HOURS.
FORECAST POSITION FOR 011800UTC AT 42N 154E WITH UNCERTAINTY OF 85
MILES RADIUS.
FORECAST POSITION FOR 020600UTC AT 46N 161E WITH UNCERTAINTY OF 130
MILES RADIUS.
ANOTHER LOW 996 HPA AT 45N 139E
MOVING NE 10 KNOTS.

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3.1 03z

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  • 普鲁士藍_ 楼主 B 2024-03-01 20:51:57
    0 引用 2楼

  • 普鲁士藍_ 楼主 B 2024-03-01 20:53:53
    0 引用 3楼

    ...STORM WARNING...
    .18 HOUR FORECAST LOW W OF AREA NEAR 42N154E 979 MB. FROM 31N TO
    43N W OF 163E WINDS 25 TO 35 KT. SEAS 12 TO 16 FT.
    .24 HOUR FORECAST LOW 46N162E 979 MB. WITHIN 240 NM S SEMICIRCLE
    WINDS 40 TO 55 KT. SEAS 12 TO 22 FT. ELSEWHERE S OF 49N W OF 172E
    WINDS 25 TO 40 KT. SEAS 10 TO 20 FT.
    .48 HOUR FORECAST LOW 54N178E 986 MB. WITHIN 420 NM S SEMICIRCLE
    WINDS 25 TO 35 KT. SEAS 8 TO 17 FT. ELSEWHERE...EXCEPT WHERE
    DESCRIBED BELOW...WITHIN 840 NM S QUADRANT W OF 178E WINDS LESS
    THAN 25 KT. SEAS 10 TO 16 FT.

  • 普鲁士藍_ 楼主 B 2024-03-01 21:07:17
    0 引用 4楼

    08z hy扫出60kt

    加强过程中中心西侧大风区有强烈下沉气流，刷出大风并使地面中心降压速度减缓的同时，也使中心附近减湿，驱散了中心附近的低云(即为03z的类眼的成因)

  • 普鲁士藍_ 楼主 B 2024-03-02 01:17:56
    0 引用 5楼

    STORM WARNING.

    DEVELOPING LOW 982 HPA

    AT 40N 150E SEA EAST OF JAPAN MOVING NE 35 KNOTS.

    OCCLUDED FRONT FROM 40N 150E TO 40N 152E 39N 153E.

    WARM FRONT FROM 39N 153E TO 36N 155E 33N 156E.

    COLD FRONT FROM 39N 153E TO 36N 151E 33N 147E 30N 143E 27N 138E 25N

    133E.

    WINDS 30 TO 50 KNOTS WITHIN 1000 MILES OF LOW WEST SEMICIRCLE AND 600

    MILES ELSEWHERE.

    EXPECTED WINDS 30 TO 50 KNOTS WITHIN 1400 MILES OF LOW SOUTHWEST

    SEMICIRCLE AND 500 MILES ELSEWHERE FOR NEXT 24 HOURS.

    FORECAST POSITION FOR 020000UTC AT 44N 158E WITH UNCERTAINTY OF 85

    MILES RADIUS.

    FORECAST POSITION FOR 021200UTC AT 48N 165E WITH UNCERTAINTY OF 130

    MILES RADIUS.

    ANOTHER LOW 990 HPA AT 46N 139E

    MOVING NE 10 KNOTS.

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  • 普鲁士藍_ 楼主 B 2024-03-02 13:00:28
    0 引用 6楼

    JMA撤SW

    GALE WARNING.
    DEVELOPED LOW 982 HPA
    AT 43N 157E FAR OFF EAST OF JAPAN MOVING NE 35 KNOTS.
    OCCLUDED FRONT FROM 43N 157E TO 43N 161E 42N 162E.
    WARM FRONT FROM 42N 162E TO 39N 164E 35N 164E.
    COLD FRONT FROM 42N 162E TO 38N 160E 35N 154E 32N 151E 30N 148E 28N
    145E.
    STATIONARY FRONT FROM 28N 145E TO 26N 140E 25N 136E 23N 131E.
    WINDS 30 TO 45 KNOTS WITHIN 1200 MILES OF LOW SOUTHWEST SEMICIRCLE
    AND 500 MILES ELSEWHERE.
    EXPECTED WINDS 30 TO 45 KNOTS WITHIN 1500 MILES OF LOW SOUTHWEST
    SEMICIRCLE AND 600 MILES ELSEWHERE FOR NEXT 24 HOURS.
    ANOTHER LOW 990 HPA AT 46N 140E
    MOVING EAST SLOWLY

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  • 普鲁士藍_ 楼主 B 2024-03-02 13:01:35
    0 引用 7楼

    ...STORM WARNING...
    .LOW JUST W OF AREA 44N157E 981 MB MOVING NE 35 KT. W OF A LINE
    FROM 47N161E TO 40N169E TO 30N165E WINDS 25 TO 40 KT. SEAS 10 TO
    18 FT.
    .06 HOUR FORECAST LOW 45N162E 980 MB. WITHIN 180 NM S SEMICIRCLE
    WINDS 40 TO 55 KT. SEAS 12 TO 20 FT.
    .24 HOUR FORECAST LOW 52N174E 984 MB. FROM 44N TO 54N BETWEEN
    176W AND 165E WINDS 25 TO 40 KT. SEAS 10 TO 16 FT.
    .48 HOUR FORECAST LOW 59N178W 984 MB. WITHIN 360 NM S QUADRANT
    WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ELSEWHERE N OF 39N BETWEEN
    161W AND 180W AND WITHIN 420 NM SW QUADRANT WINDS 20 TO 30 KT.
    SEAS 8 TO 15 FT.

  • 普鲁士藍_ 楼主 B 2024-03-02 20:01:54
    0 引用 8楼

    GALE WARNING.
    DEVELOPED LOW 982 HPA
    AT 45N 162E SEA EAST OF KURILS MOVING NE 35 KNOTS.
    OCCLUDED FRONT FROM 45N 162E TO 45N 165E 43N 166E.
    WARM FRONT FROM 43N 166E TO 41N 169E 37N 170E.
    COLD FRONT FROM 43N 166E TO 39N 164E 36N 159E.
    STATIONARY FRONT FROM 36N 159E TO 35N 158E 35N 156E 30N 149E 28N 143E
    24N 137E 22N 131E.
    WINDS 30 TO 45 KNOTS WITHIN 1400 MILES OF LOW SOUTHWEST SEMICIRCLE
    AND 400 MILES ELSEWHERE.
    EXPECTED WINDS 30 TO 45 KNOTS WITHIN 1600 MILES OF LOW SOUTHWEST
    SEMICIRCLE AND 400 MILES ELSEWHERE FOR NEXT 24 HOURS.
    ANOTHER LOW 990 HPA AT 46N 141E
    MOVING EAST SLOWLY
    GALE WARNING.
    DEVELOPED LOW 988 HPA
    AT 57N 167E SEA EAST OF KAMCHATKA MOVING NNW 10 KNOTS.
    WINDS 30 TO 40 KNOTS WITHIN 500 MILES OF LOW NORTHEAST SEMICIRCLE AND
    200 MILES ELSEWHERE.
    EXPECTED WINDS 30 TO 40 KNOTS WITHIN 500 MILES OF LOW NORTHEAST
    SEMICIRCLE AND 200 MILES ELSEWHERE FOR NEXT 18 HOURS.
    GALE WARNING.

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  • 普鲁士藍_ 楼主 B 2024-03-02 20:03:05
    0 引用 9楼

    ...STORM WARNING...
    .LOW 45N162E 982 MB MOVING NE 30 KT. WITHIN 180 NM S SEMICIRCLE
    WINDS 40 TO 55 KT. SEAS 12 TO 21 FT. ELSEWHERE S OF 48N W OF 171E
    WINDS 25 TO 40 KT. SEAS 8 TO 20 FT.
    .24 HOUR FORECAST LOW 54N176E 983 MB. FROM 46N TO 56N BETWEEN
    172W AND 170E WINDS 25 TO 35 KT. SEAS 8 TO 18 FT.
    .48 HOUR FORECAST LOW 60N179W 983 MB. WITHIN 240 NM S SEMICIRCLE
    WINDS 25 TO 35 KT. SEAS 8 TO 17 FT. ELSEWHERE WITHIN THE BERING
    SEA WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.

     

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