SECURITY
WEATHER BULLETIN FOR METAREA XX
ISSUED BY THE ARCTIC AND ANTARCTIC RESEARCH INSTITUTE
ST PETERSBURG ON THE 21 AUGUST 2026 AT 0600UTC
PART 1
AT 210600UTC
WARNING NIL
PART 2
SYNOPSIS AT 210600UTC
LOW 1012 HPA 82N 030E MOVING N/W 10 KMH FILLING
LOW 995 HPA 67N 040E MOVING N/E 30 KMH FILLING
LOW 1006 HPA 80N 149E MOVING E 30 KMH DEEPENING
HIGH 1022 HPA 71N 114E MOVING E 20 KMH WEAKENS
LOW 988 HPA 77N 167E MOVING E 20 KMH
ICE AT 201200UTC
YERMAK PLATEAU-BANKS N SPITSBERGEN-LITKE TROUGH-BANKS N NORDAUSTLANDET
ICE N TO 8017N 00722E, 8025N 01056E, 8025N 01114E,
8026N 01143E, 8004N 01312E, 8027N 01545E, 8028N 01548E,
8047N 01702E, 8053N 01906E, 8105N 02014E, 8049N 02203E,
8118N 02429E, 8105N 02659E, 8125N 03000E.
01020-17010-17290
ICE N TO 8125N 03000E, 8137N 03205E, 8200N 03501E,
8208N 04000E, 8210N 04146E, 8230N 04430E, 8251N 04753E,
8257N 05359E.
17290
ICE W TO 8257N 05359E, 8319N 05034E, 8404N 05431E,
8438N 06216E.
17290-17230
ICE NE TO 8438N 06216E, 8436N 07015E, 8419N 07447E,
8416N 07938E, 8328N 08629E, 8258N 09318E, 8239N 09457E,
8230N 09630E, 8104N 10647E, 8042N 10648E, 8018N 10827E,
8010N 11059E.
17230-17120
ICE E TO 8010N 11059E, 7935N 11156E, 7900N 11116E,
7857N 11112E.
17120-17230-17040
ICE SW TO 7857N 11112E, 7900N 11041E, 7926N 10552E,
7942N 10224E, 8003N 10331E, 8052N 09936E, 8117N 09554E,
8119N 09535E.
17040
ICE E TO 8119N 09535E, 8117N 09321E, 8058N 09050E,
8017N 09110E, 8003N 09131E.
17040
ICE NE TO 7944N 09312E, 7933N 09245E, 7926N 09301E,
7841N 09407E, 7843N 09443E, 7902N 09504E.
17230
ICE N TO 7923N 09942E, 7921N 10134E.
17110
ICE E TO 7822N 10453E, 7758N 10505E.
17110-17040
ICE S TO 7758N 10505E, 7751N 10236E, 7747N 09938E,
7750N 09837E, 7755N 09545E, 7811N 09419E, 7817N 09342E.
17040-17050-17100
ICE E TO 7817N 09342E, 7805N 09302E, 7803N 09255E,
7753N 09358E, 7728N 09349E, 7724N 09553E, 7723N 09624E,
7721N 09531E, 7719N 09506E, 7710N 09427E, 7703N 09357E,
7647N 09406E, 7637N 09231E, 7629N 09231E, 7624N 09407E,
7607N 09138E, 7538N 09104E.
17120
ICE W TO 7525N 11343E, 7522N 11413E, 7527N 11450E,
7613N 11445E, 7623N 11541E, 7638N 11552E.
17120
ICE N TO 7638N 11552E, 7634N 11751E, 7607N 11929E,
7544N 11920E, 7538N 12110E, 7621N 12355E, 7627N 12500E.
PART 3
FORECAST FROM 210600UTC TO 220600UTC
01010, 01020
WINDS N/E N 6 TO 11 MS
TEMP PLUS 1 TO PLUS 6 DEGREES
VIS 6 TO 10 KM IN FOG 0.5 TO 1.0 KM LOCALLY RAIN FOG
SEAS 1.0 TO 2.0 M
01100, 01110, 01120
WINDS N/E N 8 TO 13 MS
TEMP PLUS 6 TO PLUS 11 DEGREES
VIS 6 TO 10 KM IN FOG 0.5 TO 1.0 KM LOCALLY RAIN FOG
SEAS 1.0 TO 2.0 M
01130
WINDS S/E S 10 TO 15 MS AFTER 211800UTC S S/W 7 TO 12 MS
TEMP PLUS 11 TO PLUS 16 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM LOCALLY RAIN FOG
SEAS 0.6 TO 1.1 M
01140
WINDS S/E S 10 TO 15 MS AFTER 212100UTC 7 TO 12 MS
TEMP PLUS 12 TO PLUS 17 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM LOCALLY RAIN FOG
SEAS 0.8 TO 1.3 M AFTER 212100UTC 0.4 TO 0.8 M
01240, 01250
WINDS N N/W 7 TO 12 MS
TEMP PLUS 7 TO PLUS 12 DEGREES
VIS 6 TO 10 KM IN HAZE 1 TO 2 KM LOCALLY RAIN HAZE
SEAS 1.0 TO 1.5 M
17021
WINDS S/E S 10 TO 15 MS AFTER 212100UTC 7 TO 12 MS
TEMP PLUS 7 TO PLUS 12 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM LOCALLY RAIN FOG
SEAS 0.8 TO 1.5 M
17022
WINDS S/E S 9 TO 14 MS AFTER 212100UTC 6 TO 11 MS
TEMP PLUS 8 TO PLUS 13 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM LOCALLY RAIN FOG
SEAS 0.8 TO 1.5 M
17023, 17024
WINDS S/E S 9 TO 14 MS AFTER 212100UTC 6 TO 11 MS
TEMP PLUS 9 TO PLUS 14 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM LOCALLY RAIN FOG
SEAS 0.8 TO 1.4 M
17030
WINDS S S/E 9 TO 14 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM LOCALLY WEAK RAIN FOG
SEAS 1.2 TO 2.2 M
17040
WINDS S S/E 11 TO 16 MS
TEMP MINUS 2 TO PLUS 3 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY WEAK PRECIPITATION FOG
SEAS 1.2 TO 2.5 M
17050
WINDS S S/W 8 TO 13 MS AFTER 220000UTC 11 TO 16 MS
TEMP PLUS 2 TO PLUS 7 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM
LOCALLY WEAK PRECIPITATION FOG
SEAS 1.2 TO 2.5 M
17061
WINDS S/E E 8 TO 13 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM LOCALLY WEAK RAIN FOG
SEAS 0.6 TO 1.2 M
17062
WINDS S/E S 8 TO 13 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM LOCALLY FOG
SEAS 0.6 TO 1.2 M
17063
WINDS S/E S 8 TO 13 MS
TEMP PLUS 7 TO PLUS 12 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM LOCALLY WEAK RAIN FOG
SEAS 0.6 TO 1.2 M
17064
WINDS S/E S 8 TO 13 MS
TEMP PLUS 7 TO PLUS 12 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM LOCALLY FOG
SEAS 0.5 TO 1.0 M
17071
WINDS S/E S 7 TO 12 MS
TEMP PLUS 9 TO PLUS 14 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM LOCALLY FOG
SEAS 0.2 TO 0.8 M
17072
WINDS S/E S 7 TO 12 MS
TEMP PLUS 9 TO PLUS 14 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM LOCALLY FOG
SEAS 0.6 TO 1.2 M
17073
WINDS S/E S 7 TO 12 MS
TEMP PLUS 9 TO PLUS 14 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM LOCALLY FOG
SEAS 0.6 TO 1.2 M
17090
WINDS S/E S 5 TO 10 MS AFTER 220000UTC 7 TO 12 MS
TEMP PLUS 9 TO PLUS 14 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM LOCALLY FOG
SEAS 0.3 TO 0.8 M
17100
WINDS S S/W 7 TO 12 MS AFTER 220000UTC 11 TO 16 MS
TEMP PLUS 3 TO PLUS 8 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM LOCALLY FOG
17110
WINDS W S/W 11 TO 16 MS
TEMP 0 TO PLUS 5 DEGREES
VIS 3 TO 8 KM IN FOG 0.3 TO 0.8 KM LOCALLY FOG
17120
WINDS W N/W 9 TO 14 MS AFTER 220000UTC W S/W 11 TO 16 MS
TEMP 0 TO PLUS 5 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM
LOCALLY WEAK PRECIPITATION FOG
SEAS 0.8 TO 1.4 M
17130
WINDS S/W S 4 TO 9 MS
TEMP PLUS 10 TO PLUS 15 DEGREES
VIS 4 TO 9 KM IN FOG 0.4 TO 0.9 KM LOCALLY RAIN FOG
SEAS 0.2 TO 0.6 M
17140
WINDS W N/W 8 TO 13 MS AFTER 211800UTC S/W 7 TO 12 MS
AFTER 220300UTC W S/W 10 TO 15 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 1.5 TO 2.7 M AFTER 211800UTC 1.1 TO 2.1 M
AFTER 220300UTC 1.6 TO 3.0 M
17151
WINDS W N/W 9 TO 14 MS AFTER 220000UTC S/W 9 TO 14 MS
TEMP PLUS 3 TO PLUS 8 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 1.9 TO 3.5 M AFTER 220000UTC 1.8 TO 3.4 M
17152
WINDS W N/W 11 TO 16 MS AFTER 211800UTC W 9 TO 14 MS
TEMP PLUS 2 TO PLUS 7 DEGREES
VIS 8 TO 10 KM
SEAS 2.0 TO 3.6 M AFTER 211800UTC 1.3 TO 2.4 M
17153
WINDS W 5 TO 10 MS AFTER 211200UTC W 9 TO 14 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 1.0 TO 1.8 M AFTER 211200UTC 1.3 TO 2.5 M
17154
WINDS W N/W 6 TO 11 MS AFTER 211500UTC W 9 TO 14 MS
TEMP PLUS 3 TO PLUS 8 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 1.5 TO 2.7 M AFTER 211500UTC 1.3 TO 2.4 M
17230
WINDS N/W W 11 TO 16 MS AFTER 220000UTC W S/W 11 TO 16 MS
TEMP MINUS 2 TO PLUS 3 DEGREES
VIS 4 TO 9 KM LOCALLY 0.5 TO 1.0 KM
LOCALLY WEAK PRECIPITATION
17241
WINDS N/W W 5 TO 10 MS GUSTS TO 14 MS
TEMP 0 TO MINUS 3 DEGREES
VIS 4 TO 10 KM IN FOG LESS 1 KM
LOCALLY PRECIPITATION FOG
17243
WINDS N/W 11 TO 16 MS AFTER 220300UTC S/W 9 TO 14 MS
TEMP MINUS 1 TO PLUS 4 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
SEAS 2.0 TO 3.7 M AFTER 220300UTC 1.3 TO 2.5 M
NNNN