SECURITY
WEATHER BULLETIN FOR METAREA XX
ISSUED BY THE ARCTIC AND ANTARCTIC RESEARCH INSTITUTE
ST PETERSBURG ON THE 26 AUGUST 2026 AT 1800UTC
PART 1
AT 261800UTC
STORM WARNING
01100
FROM 261800UTC TO 270600UTC
WINDS N N/W 25 SEAS 2.5 TO 4.5 M
01110, O1120
FROM 261800UTC TO 271800UTC
WINDS N N/W 25 SEAS 2.5 TO 4.5 M
17062, 17064
FROM 271200UTC TO 271800UTC
WINDS N/E E GUSTS 25 TO 29 MS
17120
FROM 271200UTC TO 271800UTC
WINDS N/W W GUSTS 25 TO 29 MS
17243
FROM 271200UTC TO 271800UTC
WINDS W S/W GUSTS 20 TO 25 MS
SEAS 2.6 TO 4.8 M
GALE WARNING
01100
FROM 270600UTC TO 271800UTC
WINDS N/W 17 TO 20 MS
SEAS 2.5 TO 4.5 M
01120
FROM 261800UTC TO 270600UTC
WINDS N/W N 17 TO 18 MS
SEAS 2.5 TO 4.5 M
01130, 01140
FROM 261800UTC TO 271800UTC
WINDS N/W W GUSTS 17 TO 22 MS
01240
FROM 261800UTC TO 271800UTC
WINDS N/W 17 TO 22 MS
01250
FROM 261800UTC TO 270600UTC
WINDS N/W 17 TO 20 MS
17021, 17022
FROM 271200UTCTO 271800UTC
WINDS N N/E GUSTS 19 TO 24 MS
17024
FROM 261800UTC TO 270600UTC
WINDS N/W N GUSTS 18 MS
17030
FROM 261800UTC TO 270600UTC
WINDS E N/E GUSTS 19 TO 24 MS
FROM 270600UTCTO 271800UTC
WINDS N/E N GUSTS 19 TO 24 MS
17040
FROM 261800UTC TO 270600UTC
WINDS N/W N GUSTS 18 MS
17061
FROM 270000UTC TO 271800UTC
WINDS N N/E GUSTS 19 TO 24 MS
17062
FROM 270000UTC TO 271200UTC
WINDS N/E E GUSTS 19 TO 24 MS
17063
FROM 270600UTC TO 271800UTC
WINDS N N/E GUSTS 19 TO 24 MS
17064
FROM 270600UTC TO 271200UTC
WINDS N/E E GUSTS 19 TO 24 MS
17071
FROM 270600UTC TO 271800UTC
WINDS N N/E GUSTS 17 TO 22 MS
17072
FROM 270600UTC TO 271200UTC
WINDS N/E E GUSTS 17 TO 22 MS
17073
FROM 270600UTC TO 271800UTC
WINDS N N/W GUSTS 18 MS
17100
FROM 261800UTC TO 270000UTC
WINDS N/E N GUSTS 18 MS
FROM 270900UTC TO 21800UTC
WINDS N/E E GUSTS 17 TO 22 MS
17110
FROM 270600UTC TO 271800UTC
WINDS N N/W GUSTS 17 TO 22 MS
17120
FROM 270600UTC TO 271200UTC
WINDS N/W W GUSTS 19 TO 24 MS
17130
FROM 270000UTC TO 271200UTC
WINDS S/W W GUSTS 17 TO 20 MS
FROM 271200UTC TO 271800UTC
WINDS N/W N GUSTS 18 MS
17140
FROM 270000UTC TO 271200UTC
WINDS S/W GUSTS 17 TO 22 MS
FROM 271200UTC TO 271800UTC
WINDS N/W GUSTS 18 TO 23 MS
17151
FROM 270000UTC TO 271200UTC
WINDS S GUSTS 17 TO 20 MS
FROM 271200UC TO 271800UTC
WINDS N/W GUSTS 18 TO 23 MS
SEAS 2.6 TO 4.8 M
17152
FROM 270600UTCTO 271800UTC
WINDS W S/W GUSTS 18 TO 23 MS
17153
FROM 262100UTC TO 271800UTC
WINDS S/W GUSTS 19 TO 24 MS
17154
FROM 270300UTC TO 271800UTC
WINDS S/W GUSTS 17 TO 22 MS
17230
FROM 270600UTCTO 271800UTC
WINDS N N/W GUSTS 18 TO 23 MS
PART 2
SYNOPSIS AT 261800UTC
HIGH 1028 HPA 75N 008E MOVING E 10 KMH
HIGH 1030 HPA 71N 017E MOVING N/E 10 KMH
LOW 997 HPA 72N 056E MOVING S/E 15 KMH FILLING
LOW 994 HPA 66N 067E MOVING N/E 20 KMH DEEPENING
LOW 988 HPA 75N 092E MOVING N/E 20 KMH FILLING
HIGH 1018 HPA 63N 101E MOVING E 10 KMH
LOW 996 HPA 73N 151E MOVING E S/E 15 KMH FILLING
ICE AT 261200UTC
A3-YERMAK PLATEAU-BANKS N SPITSBERGEN-LITKE TROUGH
ICE NW TO 7930N 00847E, 8000N 00935E, 8007N 00947E,
8018N 01100E, 8033N 01300E, 8044N 01429E.
LITKE TROUGH-BANKS N SPITSBERGEN
ICE E TO 8044N 01429E, 8039N 01415E, 8020N 01323E,
8018N 01418E.
BANKS N SPITSBERGEN-BANKS N NORDAUSTLANDET
ICE N TO 8018N 01418E, 8029N 01548E, 8050N 01921E,
8112N 02156E, 8114N 02636E, 8123N 03000E.
01020-17010-17290
ICE N TO 8123N 03000E, 8129N 03216E, 8158N 03840E,
8206N 04000E, 8227N 04327E, 8230N 04346E, 8244N 04507E,
8250N 04957E.
17290
ICE NW TO 8250N 04957E, 8342N 05050E, 8418N 05720E,
8426N 06513E.
17290-17040-17230-17120
ICE NE TO 8426N 06513E, 8342N 08334E, 8324N 08335E,
8304N 08714E, 8251N 09212E, 8230N 09431E, 8216N 09554E,
8208N 09641E, 8044N 10708E, 8025N 10614E, 7959N 10827E,
7952N 11056E, 7900N 11302E, 7839N 11347E, 7809N 11603E,
7727N 11723E, 7631N 12123E.
17120
ICE E TO 7631N 12123E, 7639N 11849E, 7619N 11846E,
7557N 11936E.
17120
ICE N TO 7557N 11936E, 7534N 12202E, 7554N 12455E,
7556N 12500E.
17120
ICE W TO 7444N 11158E, 7440N 11355E, 7505N 11515E,
7559N 11541E, 7638N 11721E, 7719N 11519E, 7729N 11420E.
17120-17110-17040
ICE S TO 7729N 11420E, 7736N 11225E, 7752N 10901E,
7753N 10900E, 7826N 10641E, 7817N 10554E, 7759N 10519E,
7755N 10300E, 7745N 10224E, 7743N 09930E, 7749N 09848E,
7749N 09833E, 7750N 09608E.
17040-17050-17100
ICE E TO 7750N 09608E, 7739N 09557E, 7722N 09538E,
7703N 09519E, 7638N 09355E, 7601N 09223E, 7547N 09240E.
17230-17040
ICE W TO 7931N 09942E, 7931N 10111E, 7945N 10141E,
7950N 10114E, 8019N 10117E, 8033N 09913E, 8057N 09930E,
8124N 09646E, 8125N 09554E, 8129N 09300E.
17040
ICE E TO 8129N 09300E, 8117N 09221E, 8114N 09006E,
8104N 08904E, 8057N 09026E, 8036N 09107E, 8015N 09016E,
7932N 09029E, 7842N 09447E, 7806N 09928E.
17230
ICE SE TO 7923N 10211E, 7925N 10140E, 7918N 10107E,
7914N 10120E.
17230
ICE S TO 7905N 10100E, 7904N 09952E.
17230
ICE SE TO 7930N 10444E, 7934N 10247E, 7928N 10240E.
17230
ICE NW TO 7928N 10240E, 7922N 10416E, 7930N 10444E.
PART 3
FORECAST FROM 261800UTC TO 271800UTC
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 N/W 25 MS
AFTER 270600UTC N/W 17 TO 20 MS
TEMP PLUS 4 TO PLUS 7 DEGREES
VIS 6 TO 10 KM LOCALLY RAIN
SEAS 2.5 TO 4.5 M
01110, 01120
WINDS N N/W 25 MS
TEMP PLUS 4 TO PLUS 7 DEGREES
VIS 6 TO 10 KM LOCALLY RAIN
SEAS 2.5 TO 4.5 M
01120
WINDS N N/E 9 TO 14 MS
AFTER 261200UTC N/W N 17 TO 18 MS
TEMP PLUS 6 TO PLUS 11 DEGREES
VIS 6 TO 10 KM IN RAIN 1 TO 2 KM
LOCALLY RAIN SEAS 2.5 TO 4.5 M
01130, 01140
WINDS N/W W 10 TO 15 MS GUSTS 17 TO 22 MS
TEMP PLUS 3 TO PLUS 8 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 TO 20 MS
AFTER 270600UTC N/W 11 TO 16 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 6 TO 10 KM LOCALLY RAIN
SEAS 2.5 TO 3.5 M
17021
WINDS W S/W 5 TO 10 MS
AFTER 270000UTC N/W N 7 TO 12 MS
AFTER 270600UTC N N/E 10 TO 15 MS
AFTER 271200UTC GUSTS 19 TO 24 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY RAIN SEAS 1.5 TO 1.2 M
AFTER 270000UTC 0.8 TO 1.5 M
AFTER 270600UTC 1.0 TO 2.0 M
AFTER 271200UTC 1.7 TO 2.7 M
17022
WINDS W N/W 5 TO 10 MS
AFTER 270000UTC S/W S 3 TO 8 MS
AFTER 270600UTC N N/E 10 TO 15 MS
AFTER 271200UTC GUSTS 19 TO 24 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY RAIN SEAS 0.5 TO 1.2 M
AFTER 270000UTC 0.2 TO 0.9 M
AFTER 270600UTC 1.0 TO 2.0 M
AFTER 271200UTC 1.5 TO 2.5 M
17023
WINDS W S/W 5 TO 10 MS
AFTER 270600UTC N/W W 7 TO 12 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY RAIN FOG SEAS 0.5 TO 1.2 M
AFTER 270600UTC 0.8 TO 1.6 M
17024
WINDS N/W N 11 TO 16 MS GUSTS 18 MS
AFTER 271200UTC N/W W 9 TO 14 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY RAIN FOG SEAS 1.5 TO 2.5 M
AFTER 271200UTC 1.0 TO 2.0 M
17030
WINDS E N/E 11 TO 16 MS GUSTS 19 TO 24 MS
AFTER 270600UTC N/E N 11 TO 16 MS GUSTS 19 TO 24 MS
TEMP PLUS 2 TO PLUS 7 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY RAIN FOG SEAS 2.0 TO 3.0 M
AFTER 270600UTC 1.7 TO 2.7 M
17040
WINDS N/W N 11 TO 16 MS GUSTS 18 MS
AFTER 270600UTC N/W W 11 TO 16 MS
TEMP MINUS 3 TO PLUS 2 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY PRECIPITATION FOG SEAS 1.5 TO 2.5
AFTER 270600UTC 1.2 TO 2.2 M
17050
WINDS N/E N 11 TO 16 MS
TEMP PLUS 1 TO PLUS 6 DEGREES
VIS 3 TO 8 KM IN RAIN 0.3 TO 0.8 KM
LOCALLY RAIN SEAS 1.7 TO 2.3 M
17061
WINDS N/W W 5 TO 10 MS
AFTER 270000UTC N N/E 11 TO 16 MS GUSTS 19 TO 24 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 8 KM IN RAIN 0.3 TO 0.8 KM
LOCALLY RAIN SEAS 0.5 TO 1.2 M
AFTER 270000UTC .02 TO 3.0 M
17062
WINDS N/W N 11 TO 16 MS
AFTER 270000UTC N/E E 11 TO 16 MS GUSTS 19 TO 24 MS
AFTER 271200UTC GUSTS 25 TO 29 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY RAIN FOG SEAS 1.5 TO 2.5 M
AFTER 270000UTC 1.7 TO 2.7 M
AFTER 271200UTC 2.5 TO 3.5 M
17063
WINDS N/W W 5 TO 10 MS
AFTER 270000UTC N N/E 11 TO 16 MS
AFTER 270600UTC GUSTS 19 TO 24 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 8 KM IN RAIN 0.3 TO 0.8 KM
LOCALLY RAIN SEAS 0.5 TO 1.2 M
AFTER 270000UTC 1.3 TO 2.3 M
AFTER 270600UTC 2.0 TO 3.0 M
17064
WINDS N/W N 11 TO 16 MS
AFTER 270000UTC N/E E 11 TO 16 MS
AFTER 270600UTC GUSTS 19 TO 24 MS
AFTER 271200UTC GUSTS 25 TO 29 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY RAIN FOG SEAS 1.5 TO 2.5 M
AFTER 270600UTC 1.8 TO 2.8 M
AFTER 271200UTC 2.5 TO 3.5 M
17071
WINDS W N/W 5 TO 10 MS
AFTER 270000UTC N N/E 11 TO 16 MS
AFTER 270600UTC GUSTS 17 TO 22 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
LOCALLY PLUS 15 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY RAIN FOG SEAS 0.3 TO 0.8 M
AFTER 270000UTC 1.5 TO 2.0 M
AFTER 270600UTC 2.0 TO 2.5 M
17072
WINDS W S/W 5 TO 10 MS
AFTER 270000UTC N/E E 11 TO 16 MS GUSTS 17 TO 22 MS
AFTER 270600UTC GUSTS 17 TO 22 MS
AFTER 271200UTC S S/W 7 TO 12 MS
TEMP PLUS 7 TO PLUS 12 DEGREES
LOCALLY PLUS 17 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY RAIN FOG SEAS 0.3 TO 0.8 M
AFTER 270000UTC 1.0 TO 1.5 M
AFTER 270600UTC 1.2 TO 1.7 M
AFTER 271200UTC 0.3 TO 0.6 M
17073
WINDS N/E E 9 TO 14 MS
AFTER 270000UTC N/E N 11 TO 16 MS
AFTER 270600UTC N N/W 11 TO 16 MS GUSTS 18 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
LOCALLY PLUS 15 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY RAIN FOG SEAS 0.6 TO 0.9 M
AFTER 270000UTC 1.0 TO 2.0 M
17090
WINDS W S/W 9 TO 14 MS
AFTER 270000UTC S/E E 11 TO 16 MS
AFTER 271200UTC S/E S 11 TO 16 MS
TEMP PLUS 7 TO PLUS 12 DEGREES
LOCALLY PLUS 17 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY RAIN FOG SEAS 0.7 TO 1.3 M
AFTER 270000UTC 1.2 TO 1.9 M
17100
WINDS N/E N 11 TO 16 MS GUSTS 18 MS
AFTER 270000UTC N/E N 11 TO 16 MS
AFTER 270900UTC N/E E 11 TO 16 MS GUSTS 17 TO 22 MS
TEMP 0 TO PLUS 5 DEGREES
VIS 3 TO 8 KM IN RAIN 0.3 TO 0.8 KM
LOCALLY RAIN FOG
17110
WINDS N/E N 7 TO 12 MS
AFTER 270600UTC N N/W 11 TO 16 MS GUSTS 17 T0 22 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 S/E S 9 TO 14 MS
AFTER 270600UTC N/W W 11 TO 16 MS GUSTS 19 TO 24 MS
AFTER 271200UTC GUSTS 25 TO 29 MS
TEMP MINUS 1 TO PLUS 4 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY PRECIPITATION FOG SEAS 1.0 TO 1.9 M
AFTER 270600UTC 1.5 TO 2.5 M
AFTER 271200UTC 2.0 TO 3.0 M
17130
WINDS S/W S 11 TO 16 MS
AFTER 270000UTC S/W W 11 TO 16 MS GUSTS 17 TO 20 MS
AFTER 271200UTC N/W N 9 TO 14 MS GUSTS 18 MS
TEMP PLUS 7 TO PLUS 12 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY RAIN FOG SEAS 0.8 TO 1.4 M
AFTER 270000UTC 1.0 TO 2.0 M
AFTER 271200UTC 0.8 TO 1.4 M
17140
WINDS S 11 TO 16 MS
AFTER 270000UTC S/W 8 TO 13 MS GUSTS 17 TO 22 MS
AFTER 271200UTC N/W 9 TO 14 MS GUSTS 18 TO 23 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
LOCALLY 0.6 TO 0.8 KM FOG SEAS 1.4 TO 2.6 M
AFTER 270000UTC 1.9 TO 3.5 M
AFTER 271200UTC 2.1 TO 3.9 M
17151
WINDS S 9 TO 14 MS
AFTER 270000UTC S 7 TO 12 MS GUSTS 17 TO 20 MS
AFTER 271200UTC N/W 9 TO 14 MS GUSTS 18 TO 23 MS
TEMP PLUS 3 TO PLUS 8 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
SEAS 1.5 TO 2.7 M AFTER 270000UTC 2.0 TO 3.7 M
AFTER 271200UTC 2.6 TO 4.8 M
17152
WINDS W N/W 6 TO 11 MS
AFTER 270000UTC S S/W 11 TO 16 MS
AFTER 270600UTC W S/W 8 TO 13 MS GUSTS 18 TO 23 MS
TEMP PLUS 2 TO PLUS 7 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
SEAS 1.5 TO 2.7 M AFTER 270000UTC 1.9 TO 3.5 M
AFTER 270600UTC 2.0 TO 3.8 M
17153
WINDS W 10 TO 15 MS
AFTER 262100UTC S/W 9 TO 14 MS GUSTS 19 TO 24 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 1.4 TO 2.6 M AFTER 262100UTC 2.0 TO 3.6 M
17154
WINDS W 10 TO 15 MS
AFTER 270300UTC S/W 7 TO 12 MS GUSTS 17 TO 22 MS
TEMP PLUS 3 TO PLUS 8 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 1.4 TO 2.6 M AFTER 270300UTC 2.0 TO 3.7 M
17230
WINDS N N/E 5 TO 10 MS
AFTER 270000UTC N N/W 9 TO 14 MS
AFTER 270600UTC GUSTS 18 TO 23 MS
TEMP MINUS 3 TO PLUS 2 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY PRECIPITATION FOG
17241
WINDS S S/W 4 TO 9 MS
OF EAST 133E AFTER 270600UTC E N/E 5 TO 10 MS
GUSTS 13 MS OF WEST 133E AFTER 271200UTC
N/W N 7 TO 12 MS LOCALLY GUSTS 15 MS
TEMP MINUS 1 TO MINUS 4 DEGREES
VIS 3 TO 8 KM LOCALLY 2 KM LOCALLY SNOW
17243
WINDS W 7 TO 12 MS
AFTER 270000UTC S S/E 10 TO 15 MS
AFTER 271200UTC W S/W 10 TO 15 MS GUSTS 20 TO 25 MS
TEMP MINUS 1 TO PLUS 4 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
LOCALLY 0.6 TO 0.8 KM FOG
SEAS 1.6 TO 3.0 M AFTER 270000UTC 2.0 TO 3.6 M
AFTER 271200UTC 2.6 TO 4.8 M
NNNN