SECURITY
WEATHER BULLETIN FOR METAREA XX
ISSUED BY THE ARCTIC AND ANTARCTIC RESEARCH INSTITUTE
ST PETERSBURG ON THE 12 AUGUST 2026 AT 1800UTC
PART 1
AT 121800UTC
GALE WARNING
01110
FROM 121800UTC TO 131800UTC
WINDS N/W N 17 MS
01130
FROM 121800UTC TO 130600UTC
WINDS N N/E GUSTS 17 TO 20 MS
FROM 130600UTC TO 131800UTC
WINDS N N/E GUSTS 19 TO 24 MS
01140
FROM 130600UTC TO 131800UTC
WINDS N N/E GUSTS TO 18 MS
01240
FROM 121800UTC TO 131800UTC
WINDS N 17 TO 20 MS
17120
FROM 121800UTC TO 131200UTC
WINDS N/W N GUSTS 17 TO 20 MS
17140
FROM 121800UTC TO 130300UTC
WINDS N/W GUSTS 17 TO 22 MS
17151
FROM 121800UTC TO 130300UTC
WINDS N/W GUSTS 17 TO 22 MS
SEAS 2.5 TO 4.7 M
17153
FROM 121800UTC TO 130300UTC
WINDS W N/W GUSTS 17 TO 22 MS
17154
FROM 121800UTC TO 130300UTC
WINDS W N/W GUSTS 17 TO 22 MS
SEAS 2.3 TO 4.3 M
PART 2
SYNOPSIS AT 121800UTC
LOW 999 HPA 76N 025E MOVING N/E 20 KMH FILLING
LOW 1002 HPA 62N 044E MOVING E 10 KMH DEEPENING
LOW 1006 HPA 78N 061E MOVING N/E 20 KMH FILLING
HIGH 1020 HPA 68N 088E MOVING E 10 KMH INCREASE
HIGH 1014 HPA 81N 101E STATIONARY
LOW 1002 HPA 74N 135E MOVING E 30 KMH FILLING
ICE AT 121200UTC
YERMAK PLATEAU-LITKE TROUGH
ICE N TO 8003N 00748E, 8026N 01050E, 8045N 01345E,
8047N 01532E.C
LITKE TROUGH
ICE NW TO 8047N 01532E, 8117N 01726E.
LITKE TROUGH-NANSEN BASIN-BANKS N NORDAUSTLANDET
ICE N TO 8117N 01726E, 8113N 01929E, 8113N 01938E,
8108N 02133E, 8045N 02309E, 8121N 03000E.
01020-17010-17290-17040-17230
ICE N TO 8121N 03000E, 8123N 03026E, 8204N 04000E,
8214N 04320E, 8230N 04546E, 8336N 06049E, 8326N 07652E,
8306N 08757E, 8230N 09334E, 8215N 09528E, 8212N 09554E,
8110N 10315E, 8029N 10510E, 8018N 10832E.
17230
ICE E TO 8018N 10832E, 7952N 10743E.
17230-17040
ICE S TO 7952N 10743E, 7953N 10302E, 7939N 10143E,
8015N 10103E, 8028N 09908E, 8045N 10052E, 8120N 09852E,
8134N 09554E, 8140N 09428E, 8116N 09243E, 8111N 09130E.
17040-17050-17100
ICE E TO 8105N 09012E, 8057N 08855E, 8022N 08913E,
8002N 08904E, 7910N 09101E, 7906N 09203E, 7839N 09247E,
7813N 09215E, 7811N 09222E, 7755N 09304E, 7742N 09139E,
7724N 09110E, 7721N 08857E, 7639N 08753E, 7627N 08933E,
7628N 09010E, 7629N 09105E, 7617N 09202E, 7600N 08856E,
7530N 08621E, 7509N 08700E.
17063-17021
ICE E TO 7231N 05727E, 7200N 05639E, 7158N 05637E,
7141N 05707E.
17063-17021
ICE W TO 7141N 05707E, 7146N 05821E, 7200N 05841E,
7206N 05849E, 7229N 05833E, 7231N 05727E.
17120
ICE NW TO 7457N 11246E, 7452N 11406E, 7546N 11452E,
7708N 11202E, 7716N 11252E, 7728N 11308E.
17120
ICE N TO 7728N 11308E, 7712N 11608E, 7652N 11751E,
7605N 11933E, 7613N 12147E, 7630N 12254E, 7616N 12416E,
7639N 12500E.
PART 3
FORECAST FROM 121800UTC TO 131800UTC
01010, 01020
WINDS S/W S 9 TO 14 MS
TEMP 0 TO PLUS 5 DEGREES
VIS 6 TO 10 KM IN RAIN IN HAZE 1 TO 2 KM
SOMETIMES RAIN LOCALLY HAZE
SEAS 1.0 TO 2.0 M
01100, 01120
WINDS W N/W 9 TO 14 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 6 TO 10 KM IN RAIN 1 TO 2 KM SOMETIMES RAIN
SEAS 1.0 TO 2.0 M
01110
WINDS N/W N 17 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 6 TO 10 KM IN RAIN 1 TO 2 KM SOMETIMES RAIN
SEAS 1.0 TO 2.0 M
01130
WINDS N N/E 9 TO 14 MS GUSTS 17 TO 20 MS
AFTER 130600UTC N N/E 11 TO 16 MS GUSTS 19 TO 24 MS
TEMP PLUS 8 TO PLUS 13 DEGREES
VIS 3 TO 8 KM IN RAIN 0.3 TO 0.8 KM LOCALLY RAIN
SEAS 1.2 TO 2.2 M AFTER 130600UTC 1.5 TO 2.5 M
01140
WINDS N N/E 10 TO 15 MS AFTER 130600UTC GUSTS TO 18 MS
TEMP PLUS 9 TO PLUS 14 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM LOCALLY RAIN FOG
SEAS 1.0 TO 2.0 M AFTER 130600UTC 1.2 TO 2.2 M
01240
WINDS N 17 TO 20 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 6 TO 10 KM IN RAIN 1 TO 2 KM SOMETIMES RAIN
SEAS 1.0 TO 1.5 M
01250
WINDS N/W W 10 TO 15 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 6 TO 10 KM SOMETIMES RAIN
SEAS 1.5 TO 2.5 M
17021
WINDS S S/E 8 TO 13 MS AFTER 130600UTC N N/E 8 TO 13 MS
TEMP PLUS 7 TO PLUS 12 DEGREES
VIS 3 TO 8 KM IN FOG 0.5 TO 1.0 KM LOCALLY RAIN FOG
SEAS 0.9 TO 1.6 M
17022
WINDS S S/E 7 TO 12 MS
TEMP PLUS 9 TO PLUS 14 DEGREES
VIS 3 TO 8 KM
SEAS 0.8 TO 1.5 M
17023C
WINDS S S/E 8 TO 13 MS
TEMP PLUS 12 TO PLUS 17 DEGREES
VIS 3 TO 8 KM
SEAS 0.9 TO 1.6 M
17024
WINDS S S/E 8 TO 13 MS
TEMP PLUS 9 TO PLUS 14 DEGREES
LOCALLY TO PLUS 19 DEGREES
VIS 4 TO 9 KM
SEAS 0.9 TO 1.6 M
17030
WINDS S S/W 10 TO 15 MS AFTER 130000UTC S S/W 6 TO 11 MS
AFTER 130600UTC N N/E 6 TO 11 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 130000UTC 0.5 TO 1.0 M
AFTER 130600UTC 0.6 TO 1.3 M
17040
WINDS S S/E 8 TO 13 MS AFTER 130300UTC S S/W 6 TO 11 MS
TEMP MINUS 1 TO PLUS 4 DEGREES
VIS 3 TO 8 KM IN FOG 0.3 TO 0.8 KM
LOCALLY WEAK PRECIPITATION FOG
SEAS 1.0 TO 2.0 M AFTER 130300UTC 0.7 TO 1.5 M
17050
WINDS S/W S 7 TO 12 MS AFTER 130600UTC S/W S 5 TO 10 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM LOCALLY WEAK RAIN FOG
SEAS 1.0 TO 2.0 M AFTER 130600UTC 0.5 TO 1.5 M
17061, 17063
WINDS S/W S 6 TO 11 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 3 TO 6 KM LOCALLY 0.3 TO 0.8 KM LOCALLY RAIN FOG
SEAS 0.6 TO 1.2 M
17062
WINDS S/W S 5 TO 10 MS
TEMP PLUS 6 TO PLUS 11 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM LOCALLY FOG
SEAS 0.5 TO 1.1 M
17064
WINDS S/W S 5 TO 10 MS
TEMP PLUS 8 TO PLUS 13 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM LOCALLY FOG
SEAS 0.5 TO 1.1 M
17071
WINDS S/W S 5 TO 10 MS
TEMP PLUS 8 TO PLUS 13 DEGREES
IN THE AFTERNOON LOCALLY TO PLUS 18 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM LOCALLY FOG
SEAS 0.3 TO 0.8 M
17072
WINDS S/W S 4 TO 9 MS AFTER 131200UTC S S/E 4 TO 9 MS
TEMP PLUS 9 TO PLUS 14 DEGREES
IN THE AFTERNOON LOCALLY TO PLUS 22 DEGREES
VIS 4 TO 9 KM
SEAS 0.3 TO 0.8 M AFTER 131200UTC 0.4 TO 1.2 M
17073
WINDS S S/E 5 TO 10 MS
TEMP PLUS 8 TO PLUS 13 DEGREES
IN THE AFTERNOON LOCALLY TO PLUS 18 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM LOCALLY FOG
SEAS 0.5 TO 1.0 M
17090
WINDS W S/W 3 TO 8 MS
TEMP PLUS 9 TO PLUS 14 DEGREES
IN THE AFTERNOON LOCALLY TO PLUS 22 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM LOCALLY FOG
SEAS 0.2 TO 0.6 M
17100
WINDS S/W W 4 TO 9 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM LOCALLY FOG
17110
WINDS W S/W 7 TO 12 MS
TEMP MINUS 1 TO PLUS 4 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM
LOCALLY WEAK PRECIPITATION FOG
17120
WINDS N/W N 10 TO 15 MS TO 131200UTC GUSTS 17 TO 20 MS
TEMP MINUS 1 TO PLUS 4 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY PRECIPITATION FOG
17130
WINDS W S/W 4 TO 9 MS AFTER 130300UTC N/W N 6 TO 11 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
LOCALLY TO PLUS 16 DEGREES
VIS 3 TO 8 KM LOCALLY WEAK RAIN
SEAS 0.2 TO 0.6 M AFTER 130300UTC 0.4 TO 0.8 M
17140
WINDS N/W 8 TO 13 MS GUSTS 17 TO 22 MS
AFTER 130300UTC N/W 11 TO 16 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
SEAS 2.0 TO 3.8 M AFTER 130300UTC 1.7 TO 3.2 M
17151
WINDS N/W 7 TO 12 MS GUSTS 17 TO 22 MS
AFTER 130300UTC N N/W 10 TO 15 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 2.5 TO 4.7 M AFTER 130300UTC 2.0 TO 3.7 M
17152
WINDS N N/W 11 TO 16 MS AFTER 130300UTC N N/W 8 TO 13 MS
TEMP PLUS 2 TO PLUS 7 DEGREES
VIS 8 TO 10 KM
SEAS 2.0 TO 3.6 M AFTER 130300UTC 1.7 TO 3.1 M
17153
WINDS W N/W 8 TO 13 MS GUSTS 17 TO 22 MS
AFTER 130300UTC W N/W 11 TO 16 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
SEAS 1.8 TO 3.4 M AFTER 130300UTC 1.5 TO 2.8 M
17154
WINDS W N/W 8 TO 13 MS GUSTS 17 TO 22 MS
AFTER 130300UTC W N/W 11 TO 16 MS
AFTER 131500UTC N/W 8 TO 13 MS
TEMP PLUS 7 TO PLUS 12 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
SEAS 2.3 TO 4.3 M AFTER 130300UTC 2.0 TO 3.6 M
AFTER 131500UTC 1.7 TO 3.1 M
17230
WINDS N/W N 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
17241
WINDS N/E E OF EAST 135E S/E 5 TO 10 MS
TEMP MINUS 2 TO PLUS 1 DEGREES
VIS 4 TO 10 KM LOCALLY TO 2 KM
LOCALLY WEAK PRECIPITATION HAZE
17243
WINDS N N/E 10 TO 15 MS
TEMP 0 TO PLUS 5 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
LOCALLY 0.6 TO 0.8 KM FOG
SEAS 1.9 TO 3.5 M
NNNN