SECURITY
WEATHER BULLETIN FOR METAREA XX
ISSUED BY THE ARCTIC AND ANTARCTIC RESEARCH INSTITUTE
ST PETERSBURG ON THE 27 AUGUST 2026 AT 1800UTC
PART 1
AT 271800UTC
STORM WARNING
17021
FROM 280000UTC TO 281800UTC
WINDS N/E N GUSTS 25 TO 27 MS
SEAS 3.0 TO 4.0 M
17022
FROM 280300UTC TO 281800UTC
WINDS N/E N GUSTS 25 TO 27 MS
SEAS 3.0 TO 4.0 M
17061, 17063
FROM 271800UTC TO 281200UTC
WINDS N/E N GUSTS 25 TO 29 MS
SEAS 3.0 TO 4.0 M
17062
FROM 271800UTC TO 280600UTC
WINDS N/E E GUSTS 25 TO 28 MS
17064
FROM 271800UTC TO 280600UTC
WINDS N/E E GUSTS 25 TO 28 MS
SEAS 3.0 TO 4.0 M
17120
FROM 271800UTC TO 280600UTC
WINDS N/W W GUSTS 25 TO 29 MS
SEAS 3.0 TO 4.0 M
17151
FROM 271800UTC TO 280300UTC
WINDS N/W GUSTS 22 TO 27 MS
SEAS 2.8 TO 5.2 M
17152
FROM 271800UTC TO 280900UTC
WINDS W N/W GUSTS 25 TO 30 MS
SEAS 2.7 TO 5.0 M
17243
FROM 271800UTC TO 280900UTC
WINDS W N/W GUSTS 25 TO 30 MS
SEAS 2.9 TO 5.3 M
GALE WARNING
01100
FROM 271800UTC TO 280900UTC
WINDS N/W N 17 TO 18 MS
SEAS 2.0 TO 4.0 M
01110, O1120
FROM 271800UTC TO 281800UTC
WINDS N N/W 17 TO 22 MS
SEAS 2.5 TO 4.5 M
01130
FROM 271800UTC TO 281800UTC
WINDS N/W N GUSTS 19 TO 24 MS
01140
FROM 271800UTC TO 281800UTC
WINDS N N/E GUSTS 17 TO 22 MS
01240
FROM 271800UTC TO 281800UTC
WINDS N/W 17 TO 20 MS
01250
FROM 271800UTC TO 280600UTC
WINDS N/W 17 MS
17021
FROM 271800UTCTO 280000UTC
WINDS N/E N GUSTS 19 TO 24 MS
17022
FROM 271800UTCTO 280300UTC
WINDS N/E N GUSTS 19 TO 24 MS
17030
FROM 271800UTCTO 281800UTC
WINDS N/E N GUSTS 19 TO 24 MS
17050
FROM 271800UTC TO 281200UTC
WINDS N N/E GUSTS 17 TO 22 MS
17061, 17063
FROM 281200UTC TO 281800UTC
WINDS N/E N GUSTS 19 TO 24 MS
17062, 17064
FROM 280600UTC TO 281800UTC
WINDS N/E GUSTS 18 TO 23 MS
17100
FROM 271800UTC TO 281200UTC
WINDS N/E E GUSTS 19 TO 24 MS
17120
FROM 280600UTC TO 281200UTC
WINDS N/W W GUSTS 19 TO 24 MS
17140
FROM 271800UTC TO 280300UTC
WINDS N/W GUSTS 18 TO 23 MS
17151
FROM 280300UC TO 281200UTC
WINDS W N/W GUSTS 17 TO 22 MS
SEAS 2.5 TO 4.7 M
17152
FROM 280900UTCTO 281500UTC
WINDS N N/W GUSTS 17 TO 18 MS
17153
FROM 271800UTC TO 281200UTC
WINDS W N/W GUSTS 17 TO 22 MS
17154
FROM 271800UTC TO 280900UTC
WINDS W N/W GUSTS 17 TO 22 MS
SEAS 2.3 TO 4.3 M
17230
FROM 271800UTCTO 280000UTC
WINDS N/W W GUSTS 18 TO 23 MS
17241
FROM 271800UTCTO 280000UTC
OF SOUTH 80N N N/E GUSTS 17 TO 21 MS
17243
FROM 280900UTC TO 281500UTC
WINDS N N/W GUSTS 17 TO 18 MS
SEAS 2.2 TO 4.0 M
PART 2
SYNOPSIS AT 271800UTC
HIGH 1028 HPA 71N 028E MOVING S/E 25 KMH WEAKENS
LOW 991 HPA 72N 070E MOVING N/W 20 KMH FILLING
LOW 977 HPA 78N 134E MOVING N/E 15 KMH DEEPENING
LOW 991 HPA 87N 142E MOVING W S/W 15 KMH FILLING
ICE AT 271200UTC
A3-YERMAK PLATEAU-BANKS N SPITSBERGEN-BANKS N NORDAUSTLANDET-A4
ICE N TO 7928N 00851E, 7954N 01000E, 8000N 01018E,
8001N 01021E, 8010N 01011E, 8015N 01100E, 8032N 01355E,
8042N 01501E, 8040N 01536E, 8031N 01725E, 8100N 01935E,
8057N 02159E, 8111N 02348E, 8104N 02749E, 8111N 03000E.
01020-17010-17290
ICE N TO 8111N 03000E, 8120N 03253E, 8138N 03825E,
8144N 04000E, 8154N 04323E, 8230N 04448E, 8230N 04449E,
8240N 05007E.
17290
ICE NW TO 8240N 05007E, 8334N 05046E, 8423N 06108E.
17290-17040-17230-17120
ICE NE TO 8423N 06108E, 8358N 07153E, 8337N 08137E,
8303N 08446E, 8245N 09116E, 8230N 09239E, 8224N 09308E,
8211N 09554E, 8206N 09653E, 8113N 10424E, 8039N 10737E,
8027N 10625E, 7959N 10846E, 7947N 11134E, 7900N 11322E,
7838N 11406E, 7812N 11613E, 7721N 11750E, 7654N 12019E,
7627N 12055E.
17120
ICE E TO 7627N 12055E, 7627N 11940E, 7618N 11851E,
7556N 11927E.
17120
ICE N TO 7556N 11927E, 7534N 12222E, 7555N 12500E.
17120
ICE W TO 7446N 11202E, 7447N 11414E, 7528N 11533E,
7625N 11554E, 7723N 11505E.
17120-17110-17040
ICE S TO 7723N 11505E, 7735N 11206E, 7750N 11037E,
7747N 10900E, 7746N 10828E, 7812N 10751E, 7825N 10633E,
7800N 10440E, 7756N 10259E, 7746N 10224E, 7744N 09804E,
7743N 09608E.
17040-17050-17100
ICE E TO 7743N 09608E, 7738N 09602E, 7722N 09541E,
7704N 09518E, 7637N 09352E, 7600N 09230E, 7547N 09239E.
17230
ICE W TO 7929N 09942E, 7938N 10109E, 7948N 10135E,
7958N 10048E, 8019N 10120E, 8032N 09908E, 8058N 09928E,
8123N 09706E.
17040-17230
ICE E TO 8123N 09706E, 8123N 09554E, 8121N 09214E,
8114N 09002E, 8105N 08905E, 8041N 09032E, 8014N 08952E,
7932N 09033E, 7846N 09435E, 7807N 09931E.
17230
ICE S TO 7904N 10100E, 7905N 09952E.
17230
ICE SE TO 7924N 10211E, 7927N 10146E, 7918N 10105E,
7914N 10122E.
PART 3
FORECAST FROM 271800UTC TO 281800UTC
01010, 01020
WINDS N/W N 11 TO 16 MS
TEMP PLUS 1 TO PLUS 6 DEGREES
VIS 6 TO 10 KM LOCALLY RAIN
SEAS 1.5 TO 2.5 M
01100
WINDS N/W N 17 TO 18 MS
AFTER 280900UTC W N/W 10 TO 15 MS
TEMP PLUS 4 TO PLUS 7 DEGREES
VIS 6 TO 10 KM LOCALLY RAIN
SEAS 2.0 TO 4.0 M
01110, 01120
WINDS N N/W 17 TO 22 MS
TEMP PLUS 4 TO PLUS 7 DEGREES
VIS 6 TO 10 KM LOCALLY RAIN
SEAS 2.5 TO 4.5 M
01130
WINDS N/W N 11 TO 16 MS GUSTS 19 TO 24 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 8 KM LOCALLY 1 TO 2 KM LOCALLY RAIN
SEAS 2.0 TO 3.0 M
01140
WINDS N N/E 10 TO 15 MS GUSTS 17 TO 22 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 8 KM LOCALLY 1 TO 2 KM LOCALLY RAIN
SEAS 1.5 TO 2.5 M
01240
WINDS N/W 17 TO 22 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 6 TO 10 KM LOCALLY RAIN
SEAS 2.5 TO 3.5 M
01250
WINDS N/W 17 MS
AFTER 280600UTC S S/E 7 TO 12 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 6 TO 10 KM LOCALLY RAIN
SEAS 2.0 TO 3.0 M
17021
WINDS N/E N 10 TO 15 MS GUSTS 19 TO 24 MS
AFTER 280000UTC N/E N 17 TO 20 MS GUSTS 25 TO 27 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 3 TO 6 KM IN RAIN 0.3 TO 0.8 KM
RAIN LOCALLY STRONG RAIN
SEAS 1.5 TO 2.5 M AFTER 280000UTC 3.0 TO 4.0 M
17022
WINDS N/E N 10 TO 15 MS GUSTS 19 TO 24 MS
AFTER 280300UTC N/E N 17 TO 20 MS GUSTS 25 TO 27 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 3 TO 6 KM IN RAIN 0.3 TO 0.8 KM
RAIN LOCALLY STRONG RAIN
SEAS 1.5 TO 2.5 M AFTER 280300UTC 3.0 TO 4.0 M
17023
WINDS N/W W 9 TO 14 MS
AFTER 280000UTC W S/W 11 TO 16 MS
AFTER 280900UTC S/W S 11 TO 16 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 3 TO 8 KM IN FOG 0.3 TO 0.8 KM
LOCALLY RAIN FOG
SEAS 1.0 TO 2.0 M AFTER 280000UTC 1.2 TO 2.2 M
17024
WINDS W S/W 9 TO 14 MS
AFTER 280600UTC S/W S 7 TO 12 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 3 TO 8 KM IN FOG 0.3 TO 0.8 KM
LOCALLY RAIN FOG
SEAS 1.0 TO 2.0 M AFTER 280600UTC 0.8 TO 1.5 M
17030
WINDS N/E N 11 TO 16 MS GUSTS 19 TO 24 MS
TEMP PLUS 1 TO PLUS 6 DEGREES
VIS 3 TO 8 KM LOCALLY PRECIPITATION
SEAS 2.0 TO 3.0 M
17040
WINDS N/W W 9 TO 14 MS
TEMP MINUS 2 TO PLUS 3 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM
LOCALLY PRECIPITATION FOG
SEAS 1.0 TO 2.0 M
17050
WINDS N N/E 11 TO 16 MS TO 281200UTC GUSTS 17 TO 22 MS
TEMP 0 TO PLUS 5 DEGREES
VIS 3 TO 8 KM LOCALLY PRECIPITATION
SEAS 1.7 TO 2.7 M TO 281200UTC 1.3 TO 2.3 M
17061, 17063
WINDS N/E N 17 TO 20 MS GUSTS 25 TO 29 MS
AFTER 281200UTC N/E N 11 TO 16 MS GUSTS 19 TO 24 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 6 KM LOCALLY 0.3 TO 0.8 KM
RAIN LOCALLY STRONG RAIN
SEAS 3.0 TO 4.0 M AFTER 281200UTC 1.8 TO 2.8 M
17062
WINDS N/E E 17 TO 20 MS GUSTS 25 TO 28 MS
AFTER 280600UTC N/E 11 TO 16 MS GUSTS 18 TO 23 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 6 KM LOCALLY 0.3 TO 0.8 KM
RAIN LOCALLY STRONG RAIN FOG
SEAS 3.0 TO 3.5 M AFTER 280600UTC 1.5 TO 2.5 M
17064
WINDS N/E E 17 TO 20 MS GUSTS 25 TO 28 MS
AFTER 280600UTC N/E 11 TO 16 MS GUSTS 18 TO 23 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 3 TO 6 KM LOCALLY 0.3 TO 0.8 KM
RAIN LOCALLY STRONG RAIN FOG
SEAS 3.0 TO 4.0 M AFTER 280600UTC 2.0 TO 3.0 M
17071
WINDS W S/W 11 TO 16 MS
AFTER 280600UTC S/W W 7 TO 12 MS
AFTER 281200UTC W N/W 5 TO 10 MS
TEMP PLUS 6 TO PLUS 11 DEGREES
VIS 3 TO 8 KM LOCALLY RAIN
SEAS 0.9 TO 1.3 M AFTER 280600UTC 0.5 TO 1.0 M
AFTER 281200UTC 0.4 TO 0.9 M
17072
WINDS S/W S 8 TO 13 MS
AFTER 280600UTC S/W W 5 TO 10 MS
TEMP PLUS 6 TO PLUS 11 DEGREES
VIS 3 TO 8 KM LOCALLY RAIN
SEAS 0.8 TO 1.5 M AFTER 280600UTC 0.3 TO 0.8 M
17073
WINDS W S/W 9 TO 14 MS
AFTER 281200UTC N/W N 5 TO 10 MS
TEMP PLUS 6 TO PLUS 11 DEGREES
VIS 3 TO 8 KM LOCALLY RAIN
SEAS 0.7 TO 1.2 M AFTER 281200UTC 0.3 TO 0.8 M
17090
WINDS S S/E 8 TO 13 MS
AFTER 280000UTC S S/W 5 TO 10 MS
AFTER 281200UTC N N/E 5 TO 10 MS
TEMP PLUS 8 TO PLUS 13 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY RAIN FOG
SEAS 0.7 TO 1.4 M AFTER 280000UTC 0.3 TO 0.8 M
AFTER 281200UTC 0.5 TO 1.0 M
17100
WINDS N/E E 11 TO 16 MS TO 281200UTC GUSTS 19 TO 24 MS
TEMP 0 TO PLUS 5 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY PRECIPITATION FOG
SEAS 2.0 TO 3.0 M TO 281200UTC 1.5 TO 2.5 M
17110
WINDS N/W W 11 TO 16 MS
AFTER 280000UTC W S/W 7 TO 12 MS
AFTER 280900UTC S S/E 7 TO 12 MS
TEMP MINUS 2 TO PLUS 3 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY PRECIPITATION FOG
17120
WINDS N/W W 17 TO 20 MS GUSTS 25 TO 29 MS
AFTER 280600UTC N/W W 10 TO 15 MS TO 281200UTC GUSTS 19 TO 24 MS
TEMP MINUS 1 TO PLUS 4 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY PRECIPITATION FOG
SEAS 3.0 TO 4.0 M AFTER 280600UTC 1.6 TO 2.6 M
AFTER 281200UTC 1.2 TO 2.2 M
17130
WINDS N/W W 9 TO 14 MS
AFTER 280000UTC E S/E 5 TO 10 MS
TEMP PLUS 2 TO PLUS 7 DEGREES
LOCALLY PLUS 12 DEGREES
VIS 3 TO 8 KM IN FOG 0.3 TO 0.8 KM
LOCALLY RAIN FOG
SEAS 0.6 TO 1.1 M AFTER 280000UTC 0.3 TO 0.7 M
17140
WINDS N/W 9 TO 14 MS GUSTS 18 TO 23 MS
AFTER 280300UTC W N/W 10 TO 15 MS
AFTER 281500UTC S S/E 10 TO 15 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 8 TO 10 KM
SEAS 2.1 TO 3.9 M AFTER 280300UTC 1.6 TO 3.0 M
AFTER 281500UTC 1.4 TO 2.6 M
17151
WINDS N/W 13 TO 18 MS GUSTS 22 TO 27 MS
AFTER 280300UTC W N/W 7 TO 12 MS GUSTS 17 TO 22 MS
AFTER 281200UTC N/W 10 TO 15 MS
TEMP PLUS 3 TO PLUS 8 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 2.8 TO 5.2 M AFTER 280300UTC 2.5 TO 4.7 M
AFTER 281200UTC 2.0 TO 3.7 M
17152
WINDS W N/W 16 TO 21 MS GUSTS 25 TO 30 MS
AFTER 280900UTC N N/W 7 TO 12 MS GUSTS 17 TO 18 MS
AFTER 281500UTC N/W 8 TO 13 MS
TEMP PLUS 2 TO PLUS 7 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
SEAS 2.7 TO 5.0 M AFTER 280900UTC 2.1 TO 3.9 M
AFTER 281500UTC 1.7 TO 3.1 M
17153
WINDS W N/W 8 TO 13 MS GUSTS 17 TO 22 MS
AFTER 281200UTC N/W 10 TO 15 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 1.8 TO 3.4 M AFTER 281200UTC 1.5 TO 2.7 M
17154
WINDS W N/W 8 TO 13 MS GUSTS 17 TO 22 MS
AFTER 280900UTC N/W 11 TO 16 MS
AFTER 281500UTC N/W 8 TO 13 MS
TEMP PLUS 3 TO PLUS 8 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 2.3 TO 4.3 M AFTER 280900UTC 2.0 TO 3.6 M
AFTER 281500UTC 1.7 TO 3.1 M
17230
WINDS N/W W 11 TO 16 MS TO 280000UTC GUSTS 18 TO 23 MS
AFTER 280900UTC N/W W 7 TO 12 MS
TEMP MINUS 3 TO PLUS 2 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM
LOCALLY PRECIPITATION FOG
17241
WINDS N N/E AFTER 280000UTC N N/W AFTER 280300UTC N/W W
OF EAST 130E E N/E AFTER 280000UTC N/E N
AFTER 280300UTC N N/W AFTER 280900UTC N/W W 3 TO 8 MS
OF SOUTH 81N 6 TO 11 MS GUSTS 15 TO 16 MS
AFTER 280000UTC 3 TO 8 MS
OF SOUTH 80N 9 TO 14 MS GUSTS 17 TO 21 MS
AFTER 280000UTC 6 TO 11 MS GUSTS 15 TO 16 MS
AFTER 280600UTC 3 TO 8 MS
TEMP MINUS 1 TO MINUS 4 DEGREES
VIS 4 TO 10 KM LOCALLY 1 TO 2 KM LOCALLY SNOW
17243
WINDS W N/W 17 TO 22 MS GUSTS 25 TO 30 MS
AFTER 280900UTC N N/W 7 TO 12 MS GUSTS 17 TO 18 MS
AFTER 281500UTC N/W 9 TO 14 MS
TEMP MINUS 1 TO PLUS 4 DEGREES
VIS 3 TO 5 KM LOCALLY 0.6 TO 0.8 KM
LOCALLY PRECIPITATION FOG
SEAS 2.9 TO 5.3 M AFTER 280900UTC 2.2 TO 4.0 M
AFTER 281500UTC 1.8 TO 3.4 M
NNNN