SECURITY
WEATHER BULLETIN FOR METAREA XX
ISSUED BY THE ARCTIC AND ANTARCTIC RESEARCH INSTITUTE
ST PETERSBURG ON THE 29 APRIL 2024 AT 0600UTC

PART 1
AT 290600UTC

01140
FROM 290800UTC TO 300600UTC
WINDS W N/W GUSTS 17 TO 20 MS

17073
FROM 290600UTC TO 291200UTC
WINDS N/W W GUSTS 17 TO 20 MS

17090
FROM 290600UTC TO 291800UTC
WINDS N/E N GUSTS 17 TO 20 MS

PART 2
SYNOPSIS AT 290600UTC

HIGH 1026 HPA 75N 009E STATIONARY
HIGH 1031 HPA 67N 032E MOVING S 15 KMH
LOW 1007 HPA 78N 060E MOVING S S/E 25 KMH DEEPENING
LOW 985 HPA 66N 090E MOVING E 15 KMH DEEPENING
HIGH 1018 HPA 72N 137E STATIONARY INCREASE

ICE AT 281200UTC

YERMAK PLATEAU-LITKE TROUGH-BANKS N SPITSBERGEN
ICE N TO 8017N 00727E, 8017N 00810E, 8031N 00952E, 8032N 01010E,
8033N 01249E, 8033N 01335E.

BANKS N SPITSBERGEN-A4-A3
ICE SE TO 8033N 01335E, 8024N 01354E, 8009N 01329E, 8000N 01158E,
8000N 01155E, 7953N 01022E, 7943N 01000E, 7938N 00949E.

A3-A4
ICE E TO 7938N 00949E, 7932N 01000E, 7920N 01021E, 7854N 01009E,
7825N 01056E, 7806N 01155E, 7750N 01119E.

A4-B4
ICE NE TO 7732N 01140E, 7730N 01156E, 7727N 01219E, 7724N 01222E,
7721N 01227E, 7718N 01217E, 7717N 01206E, 7715N 01203E,
7713N 01224E, 7713N 01244E, 7706N 01230E, 7702N 01253E,
7655N 01303E, 7647N 01323E, 7645N 01416E, 7635N 01422E,
7633N 01456E, 7622N 01515E, 7618N 01557E.

B4
ICE N TO 7618N 01557E, 7620N 01628E, 7625N 01708E, 7626N 01754E,
7629N 01811E, 7622N 01849E, 7623N 01929E, 7625N 01951E,
7627N 02000E.

B5
ICE NW TO 7627N 02000E, 7628N 02008E, 7634N 02105E, 7641N 02159E,
7655N 02241E, 7659N 02306E.

B5
ICE NE TO 7659N 02306E, 7655N 02338E, 7649N 02332E, 7634N 02324E,
7623N 02402E, 7620N 02454E.

B5
ICE NW TO 7620N 02454E, 7629N 02531E, 7636N 02622E, 7651N 02703E,
7707N 02737E, 7723N 02841E, 7724N 02954E, 7724N 03000E.

01020
ICE NE TO 7724N 03000E, 7717N 03122E, 7659N 03136E, 7652N 03221E,
7703N 03357E, 7702N 03453E, 7705N 03519E, 7704N 03621E,
7651N 03719E, 7640N 03705E, 7630N 03828E, 7619N 03903E,
7611N 03751E, 7602N 03750E, 7557N 03903E, 7542N 03831E,
7533N 03923E, 7532N 04121E.

01020-01010
ICE NW TO 7532N 04121E, 7549N 04221E, 7555N 04252E, 7605N 04306E,
7611N 04350E, 7608N 04435E, 7614N 04546E, 7607N 04615E,
7552N 04915E, 7602N 04955E, 7602N 05000E, 7611N 05053E,
7618N 05146E, 7617N 05224E.

01010-01020-01110
ICE SE TO 7617N 05224E, 7553N 05054E, 7536N 05000E, 7522N 04920E,
7500N 04857E, 7452N 04850E.

01110-01120-01130
ICE E TO 7452N 04850E, 7431N 05000E, 7429N 05009E, 7413N 05049E,
7353N 05114E, 7344N 05031E, 7256N 05122E, 7228N 05104E,
7214N 05119E, 7156N 05052E, 7154N 05003E, 7140N 05001E,
7139N 05001E, 7117N 05019E.

01130-01110-01100
ICE S TO 7117N 05019E, 7121N 05000E, 7126N 04927E, 7120N 04819E,
7110N 04736E, 7113N 04659E, 7104N 04608E, 7107N 04530E,
7052N 04341E, 7056N 04320E, 7106N 04224E, 7050N 04141E,
7048N 04102E.

01100-01240
ICE E TO 7048N 04102E, 6957N 03951E, 6934N 03956E, 6921N 03959E.

01240-01100-01110
ICE NE TO 6921N 03959E, 6858N 04122E, 6850N 04242E, 6846N 04320E,
6846N 04326E.

01110-01100-01240
ICE SW TO 6846N 04326E, 6844N 04320E, 6842N 04314E, 6832N 04240E,
6822N 04147E, 6850N 04035E, 6840N 03911E.

E6
ICE E TO 6840N 03911E, 6819N 03854E.

PART 3
FORECAST FROM 290600UTC TO 300600UTC

01010, 01020
WINDS N N/W 11 TO 16 MS
TEMP MINUS 2 TO MINUS 7 DEGREES
VIS 6 TO 10 KM IN SNOW 1 TO 2 KM SOMETIMES SNOW
SEAS 0.5 TO 1.5 M

01100, 01110, 01120
WINDS N/W W 11 TO 16 MS
TEMP MINUS 0 TO MINUS 5 DEGREES
VIS 6 TO 10 KM IN SNOW 1 TO 2 KM SOMETIMES SNOW
SEAS 1.0 TO 2.0 M

01130
WINDS W N/W 9 TO 14 MS
TEMP 0 TO MINUS 5 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM LOCALLY WEAK SNOW FOG

01140
WINDS W N/W 9 TO 14 MS AFTER 290800UTC GUSTS 17 TO 20 MS
TEMP MINUS 5 TO MINUS 10 DEGREES
VIS 4 TO 9 KM LOCALLY IN SNOW 0.5 TO 1.0 KM
LOCALLY SNOW

01240, 01250
WINDS S S/W 7 TO 12 MS
TEMP MINUS 3 TO PLUS 2 DEGREES
VIS 6 TO 10 KM SOMETIMES SNOW
SEAS 0.5 TO 1.0 M

17021, 17023
WINDS N/W W 11 TO 16 MS
TEMP MINUS 4 TO MINUS 9 DEGREES
VIS 4 TO 9 KM LOCALLY WEAK SNOW

17022
WINDS N/W W 11 TO 16 MS
TEMP MINUS 5 TO MINUS 10 DEGREES
VIS 4 TO 9 KM LOCALLY WEAK SNOW

17030
WINDS W N/W 9 TO 14 MS  
TEMP MINUS 6 TO MINUS 11 DEGREES
VIS 4 TO 9 KM LOCALLY WEAK SNOW

17062, 17064
WINDS N N/W 9 TO 14 MS
TEMP MINUS 8 TO MINUS 13 DEGREES
VIS 2 TO 7 KM IN FOG 0.3 TO 0.8 KM LOCALLY WEAK SNOW FOG

17063
WINDS N/W W 9 TO 14 MS
TEMP MINUS 11 TO MINUS 16 DEGREES
VIS 4 TO 9 KM LOCALLY WEAK SNOW

17071
WINDS N/W W 9 TO 14 MS  
TEMP MINUS 10 TO MINUS 15 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM LOCALLY WEAK SNOW FOG

17073
WINDS N/W W 9 TO 14 MS TO 291200UTC GUSTS 17 TO 20 MS
TEMP MINUS 9 TO MINUS 14 DEGREES
VIS 4 TO 9 KM LOCALLY WEAK SNOW

17090
WINDS N/E N 9 TO 14 MS AFTER 291800UTC GUSTS 17 TO 20 MS
TEMP MINUS 8 TO MINUS 13 DEGREES
VIS 4 TO 9 KM LOCALLY IN SNOW 0.3 TO 0.8 KM
LOCALLY WEAK SNOW
NNNN