SECURITY
WEATHER BULLETIN FOR METAREA XX
ISSUED BY THE ARCTIC AND ANTARCTIC RESEARCH INSTITUTE
ST PETERSBURG ON THE 29 SEPTEMBER 2026 AT 0600UTC
PART 1
AT 290600UTC
STORM WARNING
17030
FROM 290600UTC TO 300600UTC
WINDS S/W W GUSTS 25 TO 28 MS
SEAS 3.2 TO 4.8 M
17040
FROM 291200UTC TO 291800UTC
WINDS S S/W GUSTS 25 TO 28 MS
17110
FROM 291200UTC TO 292100UTC
WINDS S/W S GUSTS 25 TO 28 MS
17243
FROM 300000UTC TO 300600UTC
WINDS S/W GUSTS 25 TO 27 MS
SEAS 2.3 TO 4.2 M
GALE WARNING
01010, 01110, 01120
FROM 290600UTC TO 292100UTC
WINDS S/W W 17 TO 18 MS
01020
FROM 291500UTC TO 300600UTC
WINDS N N/W 17 MS
01100
FROM 290600UTC TO 291200UTC
WINDS S/W W 17 MS
SEAS 2.5 TO 4.5 M
FROM 291200UTC TO 300600UTC
WINDS N/W 17 MS
SEAS 2.5 TO 4.5 M
01130
FROM 290600UTC TO 291800UTC
WINDS S/W S GUSTS 17 TO 20 MS
01140
FROM 290600UTC TO 300600UTC
WINDS S/W W GUSTS 17 TO 20 MS
01240, 01250
FROM 290600UTC TO 291500UTC
WINDS S/W 17 TO 20 MS
17021
FROM 290600UTC TO 291800UTC
WINDS W S/W GUSTS 17 TO 22 MS
FROM 291800UTC TO 300600UTC
WINDS W S/W GUSTS 18 MS
17022
FROM 290600UTC TO 300000UTC
WINDS W S/W GUSTS 18 TO 23 MS
FROM 300000UTC TO 300600UTC
WINDS W S/W GUSTS 17 TO 20 MS
17023
FROM 290600UTC TO 300600UTC
WINDS S/W W GUSTS 17 TO 22 MS
17024
FROM 290600UTC TO 300600UTC
WINDS S/W W GUSTS 17 TO 20 MS
17040
FROM 290600UTC TO 291200UTC
WINDS S S/W GUSTS 19 TO 24 MS
FROM 300000UTC TO 300600UTC
WINDS N N/W GUSTS 17 TO 22 MS
17050
FROM 290600UTC TO 290900UTC
WINDS S S/W GUSTS 19 TO 24 MS
FROM 290900UTC TO 300000UTC
WINDS S/W W GUSTS 17 TO 22 MS
FROM 300000UTC TO 300600UTC
WINDS N/W W GUSTS 17 TO 22 MS
17061, 17062, 17063, 17064
FROM 290600UTC TO 291800UTC
WINDS W S/W GUSTS 19 TO 24 MS
FROM 291800UTC TO 300600UTC
WINDS W S/W GUSTS 17 TO 20 MS
17071, 17072
FROM 290600UTC TO 3006OOUTC
WINDS S/W W GUSTS 17 TO 22 MS
17090
FROM 290600UTC TO 300600UTC
WINDS S/W W GUSTS 17 TO 22 MS
17100
FROM 290600UTC TO 291800UTC
WINDS S/W S GUSTS 17 TO 22 MS
FROM 291800UTC TO 300600UTC
WINDS W S/W GUSTS 17 TO 22 MS
17110
FROM 290600UTC TO 2912OOUTC
WINDS S/W S GUSTS 19 TO 24 MS
FROM 292100UTC TO 300600UTC
WINDS S/W S GUSTS 17 TO 22 MS
17120
FROM 290600UTC TO 290900UTC
WINDS N/W N GUSTS 19 TO 24 MS
FROM 290900UTC TO 300600UTC
WINDS S/W S GUSTS 19 TO 24 MS
17130
FROM 291500UTC TO 300600UTC
WINDS S/W W GUSTS 17 TO 22 MS
17140
FROM 291800UTC TO 300600UTC
WINDS S/W GUSTS 18 TO 23 MS
17151
FROM 300000UTC TO 300600UTC
WINDS S/W GUSTS 17 TO 22 MS
SEAS 2.5 TO 4.6 M
17152
FROM 300000UTC TO 300600UTC
WINDS S/W GUSTS 17 TO 22 MS
17230
FROM 290600UTC TO 291200UTC
WINDS W S/W GUSTS 19 TO 24 MS
FROM 291200UTC TO 300600UTC
WINDS S/W S GUSTS 19 TO 24 MS
17241
FROM 290600UTC TO 290800UTC
OF WEST 132E WINDS W S/W GUSTS 17 MS
FROM 290800UTC TO 291800UTC
WINDS S/W W GUSTS 17 TO 20 MS
FROM 291800UTC TO 300600UTC
WINDS S/W S GUSTS 19 TO 24 MS
17243
FROM 290600UTC TO 291200UTC
WINDS W N/W GUSTS 17 TO 18 MS
FROM 291200UTC TO 300000UTC
WINDS S/W GUSTS 18 TO 23 MS
PART 2
SYNOPSIS AT 290600UTC
LOW 996 HPA 87N 075E MOVING E 40 KMH DEEPENING
LOW 990 HPA 75N 018E MOVING N/E 20 KMH FILLING
LOW 991 HPA 78N 040E MOVING N/E 15 KMH
LOW 990 HPA 79N 080E MOVING E 20 KMH DEEPENING
HIGH 1036 HPA 55N 032E MOVING S 5 KMH INCREASE
HIGH 1035 HPA 62N 060E STATIONARY
LOW 979 HPA 82N 179W MOVING N/E 35 KMH
ICE AT 281200UTC
YERMAK PLATEAU-LITKE TROUGH
ICE N TO 8002N 00751E, 8022N 00927E, 8024N 01051E,
8024N 01058E, 8042N 01323E.
LITKE TROUGH
ICE NW TO 8042N 01323E, 8058N 01254E, 8108N 01420E,
8118N 01354E.
LITKE TROUGH-NANSEN BASIN
ICE N TO 8118N 01354E, 8130N 01644E, 8127N 01913E,
8127N 01938E, 8134N 02141E, 8136N 02444E, 8155N 02505E,
8139N 02909E, 8140N 03000E.
01020-17010-17290
ICE N TO 8140N 03000E, 8144N 03247E, 8218N 03259E,
8209N 03442E, 8204N 03803E, 8216N 03903E, 8217N 04000E,
8217N 04030E, 8226N 04213E, 8223N 04339E, 8230N 04413E,
8248N 04551E, 8238N 04922E, 8248N 05149E, 8304N 05358E,
8256N 05610E, 8251N 05928E, 8310N 06225E.
17290
ICE SW TO 8310N 06225E, 8327N 05907E.
17290-17040-17230
ICE N TO 8327N 05907E, 8337N 06215E, 8326N 06503E,
8336N 06748E, 8332N 07709E, 8313N 08128E, 8311N 08413E,
8239N 08837E, 8230N 09347E, 8230N 09353E, 8219N 09554E,
8205N 09810E, 8143N 10333E.
17230
ICE SE TO 8143N 10333E, 8135N 10044E.
17230
ICE NE TO 8135N 10044E, 8114N 10052E, 8111N 10456E,
8052N 10436E, 8028N 10528E, 8025N 10652E.
17230
ICE SE TO 8025N 10652E, 8008N 10546E.
17230-17120
ICE NE TO 8008N 10546E, 7932N 10925E, 7929N 11121E,
7907N 11209E, 7900N 11359E, 7855N 11505E, 7858N 11655E,
7818N 11652E.
17120
ICE N TO 7818N 11652E, 7747N 11905E, 7724N 12254E,
7719N 12500E.
PART 3
FORECAST FROM 290600UTC TO 300600UTC
01010, 01110, 01120
WINDS S/W 17 MS AFTER 292100UTC N/W 11 TO 16 MS
TEMP PLUS 1 TO PLUS 5 DEGREES
VIS 6 TO 10 KM LOCALLY 1 TO 2 KM LOCALLY RAIN HAZE
SEAS 1.5 TO 2.5 M
01020
WINDS N N/W 10 TO 15 MS AFTER 291500UTC N N/W 17 MS
TEMP MINUS 2 TO PLUS 3 DEGREES
VIS 6 TO 10 KM LOCALLY 1 TO 2 KM LOCALLY PRECIPITATION
SEAS 1.5 TO 2.5 M
01100
WINDS S/W W 17 MS AFTER 291200UTC N/W 17 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 6 TO 10 KM LOCALLY 1 TO 2 KM LOCALLY RAIN HAZE
SEAS 2.5 TO 4.5 M
01130
WINDS S/W S 9 TO 14 MS
FROM 290600UTC TO 291800UTC GUSTS 17 TO 20 MS
AFTER 300000UTC W N/W 9 TO 14 MS
TEMP PLUS 7 TO PLUS 12 DEGREES
VIS 3 TO 8 KM LOCALLY RAIN
SEAS 0.8 TO 1.1 M AFTER 291800UTC 0.6 TO 1.1 M
01140
WINDS S/W W 10 TO 15 MS GUSTS 17 TO 20 MS
TEMP PLUS 7 TO PLUS 12 DEGREES
VIS 3 TO 8 KM LOCALLY RAIN
SEAS 1.1 TO 1.9 M
01240, 01250
WINDS S/W 17 TO 20 MS AFTER 291500UTC W N/W 11 TO 16 MS
TEMP PLUS 7 TO PLUS 12 DEGREES
VIS 6 TO 10 KM LOCALLY RAIN
SEAS 1.5 TO 2.5 M AFTER 291500UTC 2.5 TO 3.5 M
17021
WINDS W S/W 9 TO 14 MS GUSTS 17 TO 22 MS
AFTER 282100UTC GUSTS 18 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 8 KM LOCALLY RAIN
SEAS 1.4 TO 2.4 M
17022
WINDS W S/W 9 TO 14 MS GUSTS 18 TO 23 MS
AFTER 300000UTC GUSTS 17 TO 20 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 8 KM LOCALLY RAIN
SEAS 1.4 TO 2.5 M
17023
WINDS S/W W 11 TO 16 MS GUSTS 17 TO 22 MS
TEMP PLUS 6 TO PLUS 11 DEGREES
VIS 3 TO 8 KM LOCALLY WEAK RAIN
SEAS 1.6 TO 2.6 M
17024
WINDS S/W W 11 TO 16 MS GUSTS 17 TO 20 MS
TEMP PLUS 6 TO PLUS 11 DEGREES
VIS 4 TO 9 KM
SEAS 1.5 TO 2.5 M
17030
WINDS S/W W 17 TO 20 MS GUSTS 25 TO 28 MS
TEMP PLUS 2 TO PLUS 7 DEGREES
VIS 2 TO 7 KM LOCALLY 0.5 TO 1.0 KM PRECIPITATION
SEAS 3.2 TO 4.8 M
17040
WINDS S S/W 9 TO 14 MS GUSTS 19 TO 24 MS
AFTER 291200UTC S S/W 17 TO 20 MS GUSTS 25 TO 30 MS
AFTER 300000UTC N N/W 9 TO 14 MS GUSTS 17 TO 22 MS
TEMP MINUS 4 TO PLUS 1 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM LOCALLY PRECIPITATION
SEAS 1.7 TO 2.7 M
17050
WINDS S S/W 9 TO 14 MS GUSTS 19 TO 24 MS
AFTER 290900UTC S/W W 9 TO 14 MS GUSTS 17 TO 22 MS
AFTER 300000UTC N/W W 9 TO 14 MS GUSTS 17 TO 22 MS
TEMP PLUS 2 TO PLUS 7 DEGREES
VIS 3 TO 8 KM LOCALLY 0.5 TO 1.0 KM LOCALLY PRECIPITATION
SEAS 1.7 TO 2.8 M AFTER 290900UTC 1.5 TO 2.5 M
17061, 17062, 17063
WINDS W S/W 9 TO 14 MS GUSTS 19 TO 24 MS
AFTER 291800UTC GUSTS 17 TO 20 MS
TEMP PLUS 2 TO PLUS 7 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY PRECIPITATION
SEAS 1.4 TO 2.5 M
17064
WINDS W S/W 9 TO 14 MS GUSTS 19 TO 24 MS
AFTER 291800UTC GUSTS 17 TO 20 MS
TEMP PLUS 2 TO PLUS 7 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY PRECIPITATION
SEAS 1.3 TO 2.4 M
17071
WINDS S/W W 7 TO 12 MS GUSTS 17 TO 22 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 8 KM LOCALLY RAIN
SEAS 0.8 TO 1.3 M
17072
WINDS S/W W 7 TO 12 MS GUSTS 17 TO 22 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 3 TO 8 KM LOCALLY RAIN
SEAS 0.8 TO 1.4 M
17073
WINDS S/W W 11 TO 16 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 4 TO 9 KM
SEAS 0.8 TO 1.3 M
17090
WINDS W S/W 9 TO 14 MS GUSTS 17 TO 22 MS
TEMP PLUS 2 TO PLUS 7 DEGREES
VIS 3 TO 8 KM LOCALLY 0.5 TO 1.0 KM
LOCALLY PRECIPITATION
SEAS 0.9 TO 1.6 M
17100
WINDS S/W S 8 TO 13 MS GUSTS 17 TO 22 MS
AFTER 291800UTC W S/W 8 TO 13 MS GUSTS 17 TO 22 MS
TEMP MINUS 1 TO PLUS 4 DEGREES
VIS 3 TO 8 KM LOCALLY 0.5 TO 1.0 KM LOCALLY PRECIPITATION
SEAS 1.0 TO 1.8 M
17110
WINDS S/W S 10 TO 15 MS GUSTS 19 TO 24 MS
AFTER 291200UTC GUSTS 25 TO 28 MS
AFTER 292100UTC GUSTS 17 TO 22 MS
TEMP MINUS 4 TO PLUS 1 DEGREES
VIS 3 TO 8 KM LOCALLY PRECIPITATION
SEAS 1.8 TO 2.8 M AFTER 291500UTC 2.0 TO 3.0 M
AFTER 292100UTC 1.6 TO 2.6 M
17120
WINDS N/W N 11 TO 16 MS GUSTS 19 TO 24 MS
AFTER 290900UTC S/W S 10 TO 15 MS GUSTS 19 TO 24 MS
TEMP MINUS 1 TO MINUS 6 DEGREES
VIS 4 TO 9 KM LOCALLY 0.5 TO 1.0 KM LOCALLY PRECIPITATION
SEAS 1.7 TO 2.7 M AFTER 290900UTC 1.4 TO 2.2 M
17130
WINDS N/W W 10 TO 15 MS
AFTER 291500UTC S/W W 10 TO 15 MS GUSTS 17 TO 22 MS
TEMP MINUS 1 TO PLUS 6 DEGREES
VIS 2 TO 7 KM LOCALLY PRECIPITATION
SEAS 0.8 TO 1.4 M
17140
WINDS N 10 TO 15 MS AFTER 291200UTC N/W 6 TO 11 MS
AFTER 291800UTC S/W 9 TO 14 MS GUSTS 18 TO 23 MS
TEMP MINUS 3 TO PLUS 2 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 1.7 TO 3.1 M AFTER 291200UTC 1.3 TO 2.4 M
AFTER 291800UTC 2.0 TO 3.6 M
17151
WINDS N 11 TO 16 MS AFTER 291200UTC W N/W 8 TO 13 MS
AFTER 300000UTC S/W 8 TO 13 MS GUSTS 17 TO 22 MS
TEMP MINUS 3 TO PLUS 2 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 2.0 TO 3.8 M AFTER 291200UTC 1.8 TO 3.3 M
AFTER 300000UTC 2.5 TO 4.6 M
17152
WINDS N 11 TO 16 MS AFTER 291500UTC S S/W 6 TO 11 MS
AFTER 300000UTC S/W 8 TO 13 MS GUSTS 17 TO 22 MS
TEMP MINUS 3 TO PLUS 2 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 2.0 TO 3.6 M AFTER 291500UTC 1.4 TO 2.6 M
AFTER 300000UTC 2.0 TO 3.7 M
17153
WINDS W 10 TO 15 MS AFTER 291200UTC W 6 TO 11 MS
AFTER 300000UTC S/W 11 TO 16 MS
TEMP MINUS 2 TO PLUS 3 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 1.4 TO 2.6 M AFTER 291200UTC 1.0 TO 2.0 M
AFTER 300000UTC 1.5 TO 2.7 M
17154
WINDS W 10 TO 15 MS AFTER 291200UTC W 6 TO 11 MS
AFTER 300000UTC W S/W 10 TO 15 MS
TEMP MINUS 2 TO PLUS 3 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
SEAS 1.4 TO 2.6 M AFTER 291200UTC 1.0 TO 1.9 M
AFTER 300000UTC 1.5 TO 2.8 M
17230
17230
WINDS W S/W 11 TO 16 MS GUSTS 19 TO 24 MS
AFTER 291200UTC S/W S 11 TO 16 MS GUSTS 19 TO 24 MS
TEMP 0 TO MINUS 5 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY PRECIPITATION FOG
17241
WINDS W S/W 6 TO 11 MS
OF WEST 132E 9 TO 14 MS GUSTS 17 MS
AFTER 290800UTC S/W W 10 TO 15 MS GUSTS 17 TO 20 MS
AFTER 291800UTC S/W S 12 TO 17 MS GUSTS 19 TO 24 MS
AFTER 300300UTC OF NORTH 81N N/W N 5 TO 10 MS GUSTS 15 MS
TEMP MINUS 10 TO MINUS 13 DEGREES
AFTER 290900UTC MINUS 6 TO MINUS 9 DEGREES
AFTER 300000UTC OF SOUTH 81N MINUS 2 TO MINUS 5 DEGREES
VIS 3 TO 8 KM LOCALLY LESS 1 KM
LOCALLY SNOW SNOWSTORM LOCALLY STRONG
17243
WINDS W N/W 7 TO 12 MS GUSTS 17 TO 18 MS
AFTER 291200UTC S/W 9 TO 14 MS GUSTS 18 TO 23 MS
AFTER 300000UTC S/W 17 TO 20 MS GUSTS 25 TO 27 MS
TEMP 0 TO MINUS 5 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 2.2 TO 4.0 M AFTER 291200UTC 2.0 TO 3.8 M
AFTER 230000UTC 2.3 TO 4.2 M
NNNN