SECURITY
WEATHER BULLETIN FOR METAREA XX
ISSUED BY THE ARCTIC AND ANTARCTIC RESEARCH INSTITUTE
ST PETERSBURG ON THE 19 AUGUST 2026 AT 0600UTC
PART 1
AT 190600UTC
STORM WARNING
17243
FROM 190600UTC TO 200600UTC
WINDS W N/W GUSTS 22 TO 27 MS
SEAS 2.7 TO 5.0 M
GALE WARNING
17040
FROM 190600UTC TO 191200UTC
WINDS W N/W GUSTS 17 TO 22 MS
17110
FROM 190600UTC TO 191500UTC
WINDS W N/W GUSTS 17 TO 19 MS
17120
FROM 190600UTC TO 191800UTC
WINDS N/W W GUSTS 17 TO 22 MS
17130
FROM 190600UTC TO 191200UTC
WINDS N N/E GUSTS 17 TO 20 MS
17140
FROM 190600UTC TO 200600UTC
WINDS N/W GUSTS 17 TO 20 MS
17151
FROM 190600UTC TO 200600UTC
WINDS N/W GUSTS 17 TO 20 MS
SEAS 2.4 TO 4.4 M
17152
FROM 190600UTC TO 200600UTC
WINDS W N/W GUSTS 17 TO 21 MS
SEAS 2.3 TO 4.2 M
17230
FROM 190600UTC TO 191800UTC
WINDS N/W W GUSTS 19 TO 24 MS
FROM 191800UTC TO 200600UTC
WINDS N/W W GUSTS 17 TO 20 MS
17241
FROM 190600UTC TO 200600UTC
WINDS OF SOUTH 81N N/W N GUSTS 17 TO 19 MS
PART 2
SYNOPSIS AT 190600UTC
HIGH 1017 HPA 70N 006W STATIONARY WEAKENS
LOW 997 HPA 63N 017E MOVING W S/W 15 KMH
LOW 989 HPA 59N 032E MOVING N 30 KMH DEEPENING
HIGH 1027 HPA 78N 081E MOVING E S/E 25 KMH INCREASE
HIGH 1020 HPA 67N 107E MOVING S S/W 20 KMH WEAKENS
HIGH 1016 HPA 70N 133E MOVING S/E 15 KMH WEAKENS
LOW 992 HPA 80N 143E MOVING E 20 KMH DEEPENING
ICE AT 181200UTC
YERMAK PLATEAU-BANKS N SPITSBERGEN-BANKS N NORDAUSTLANDET
ICE N TO 8000N 00754E, 8007N 00823E, 8004N 00949E,
8012N 01100E, 8015N 01126E, 8005N 01321E, 8020N 01558E,
8025N 01707E, 8040N 01904E, 8103N 02027E, 8049N 02138E,
8102N 02326E, 8119N 02518E, 8047N 02612E, 8102N 02942E,
8105N 03000E.
01020-17290
ICE N TO 8105N 03000E, 8135N 03346E, 8145N 03748E,
8230N 03939E, 8230N 03939E, 8258N 04852E.
17290
ICE W TO 8258N 04852E, 8341N 04805E.
17290-17230
ICE N TO 8341N 04805E, 8427N 05421E, 8432N 05927E,
8442N 06819E, 8429N 07052E, 8429N 07514E, 8408N 08058E,
8339N 08541E, 8321N 09127E, 8307N 09201E, 8244N 09506E,
8230N 09725E, 8204N 10112E, 8137N 10414E.
17230
ICE NE TO 8137N 10414E, 8119N 10333E, 8100N 10542E,
8007N 10806E, 8000N 11031E.
17230
ICE E TO 8000N 11031E, 7935N 10941E, 7913N 10944E.
17230
ICE S TO 7913N 10944E, 7922N 10738E, 7912N 10706E,
7934N 10412E, 7945N 10054E.
17230
ICE W TO 7945N 10054E, 8007N 10246E, 8018N 10248E,
8028N 09953E, 8047N 10025E, 8049N 10216E, 8054N 10241E.
17230-17040
ICE S TO 8054N 10241E, 8122N 09618E, 8122N 09554E,
8118N 09009E.
17040-17050-17100
ICE E TO 8118N 09009E, 8105N 08905E, 8052N 09114E,
8039N 09126E, 8024N 09055E, 7933N 09027E, 7904N 09229E,
7859N 09342E, 7834N 09509E, 7819N 09304E, 7805N 09303E,
7740N 09300E, 7728N 09425E, 7702N 09131E, 7645N 09121E,
7643N 09140E, 7629N 09356E, 7603N 09120E, 7553N 09127E,
7540N 09052E.
17100
ICE SE TO 7536N 09013E, 7543N 08908E, 7544N 08756E,
7534N 08749E, 7522N 08701E, 7508N 08806E.
17120
ICE W TO 7535N 11340E, 7538N 11428E, 7550N 11457E,
7631N 11508E, 7647N 11543E.
17120
ICE N TO 7647N 11543E, 7627N 11721E, 7544N 11802E,
7531N 12055E, 7608N 12153E, 7616N 12500E.
PART 3
FORECAST FROM 190600UTC TO 200600UTC
01010, 01020
WINDS N/E N 8 TO 13 MS
TEMP PLUS 1 TO PLUS 6 DEGREES
VIS 6 TO 10 KM IN HAZE 1 TO 2 KM
LOCALLY RAIN HAZE SEAS 1.0 TO 2.0 M
01100, 01110, 01120
WINDS N/E E 7 TO 12 MS
TEMP PLUS 6 TO PLUS 11 DEGREES
VIS 6 TO 10 KM IN HAZE 1 TO 2 KM
LOCALLY RAIN HAZE SEAS 1.0 TO 2.0 M
01130
WINDS E S/E 7 TO 12 MS
TEMP PLUS 9 TO PLUS 14 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM
LOCALLY WEAK RAIN FOG
SEAS 0.6 TO 1.2 M
01140
WINDS E S/E 7 TO 12 MS
AFTER 191800UTC E S/E 9 TO 14 MS
TEMP PLUS 8 TO PLUS 13 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM
LOCALLY WEAK RAIN FOG
SEAS 0.6 TO 1.2 M
01240, 01250
WINDS E N/E 8 TO 13 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 E N/E 7 TO 12 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY FOG SEAS 0.5 TO 1.0 M
17022
WINDS S/E E 3 TO 8 MS
AFTER 191200UTC E N/E 3 TO 8 MS
AFTER 192100UTC S/E E 3 TO 8 MS
TEMP PLUS 8 TO PLUS 13 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY FOG SEAS 0.2 TO 0.8 M
17023
WINDS E S/E 4 TO 9 MS
TEMP PLUS 8 TO PLUS 13 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY FOG SEAS 0.3 TO 0.9 M
17024
WINDS E S/E 4 TO 9 MS
TEMP PLUS 10 TO PLUS 15 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY FOG SEAS 0.3 TO 0.9 M
17030
WINDS E S/E 9 TO 14 MS
AFTER 191800UTC S/E S 6 TO 11 MS
TEMP PLUS 2 TO PLUS 7 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM
LOCALLY WEAK RAIN FOG SEAS 0.7 TO 1.6 M
17040
WINDS W N/W 10 TO 15 MS GUSTS 17 TO 22 MS
FROM 191200UTC W N/W 10 TO 15 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 1.6 TO 2.6 M
17050
WINDS E S/E 8 TO 13 MS
AFTER 191800UTC E S/E 6 TO 11 MS
TEMP PLUS 1 TO PLUS 6 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM
LOCALLY WEAK PRECIPITATION FOG
SEAS 1.0 TO 2.0 M
17061
WINDS E N/E 6 TO 11 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY FOG SEAS 0.5 TO 1.2 M
17062
WINDS E S/E 4 TO 9 MS
TEMP PLUS 5 TO PLUS 10 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY FOG SEAS 0.3 TO 0.9 M
17063
WINDS E N/E 6 TO 11 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 1.2 M
17064
WINDS S/E E 3 TO 8 MS
TEMP PLUS 7 TO PLUS 12 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY FOG SEAS 0.2 TO 0.8 M
17071, 17072
WINDS E N/E 3 TO 8 MS
TEMP PLUS 10 TO PLUS 15 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY FOG SEAS 0.2 TO 0.6 M
17073
WINDS E N/E 3 TO 8 MS
TEMP PLUS 12 TO PLUS 17 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY FOG SEAS 0.1 TO 0.5 M
17090
WINDS E N/E 3 TO 8 MS
TEMP PLUS 11 TO PLUS 16 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY FOG SEAS 0.2 TO 0.6 M
17100
WINDS N/E E 8 TO 13 MS
AFTER 191800UTC N/E E 5 TO 10 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 N/W 9 TO 14 MS GUSTS 17 TO 19 MS
AFTER 191500UTC W N/W 9 TO 14 MS
TEMP 0 TO PLUS 5 DEGREES
VIS 3 TO 8 KM IN FOG 0.3 TO 0.8 KM
LOCALLY FOG
17120
WINDS N/W W 9 TO 14 MS GUSTS 17 TO 22 MS
AFTER 191800UTC N/W 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 1.5 TO 2.5 M
17130
WINDS N N/E 9 TO 14 MS GUSTS 17 TO 20 MS
AFTER 191200UTC N N/E 9 TO 14 MS
AFTER 191500UTC E S/E 5 TO 10 MS
TEMP PLUS 7 TO PLUS 12 DEGREES
VIS 4 TO 9 KM IN FOG 0.4 TO 0.9 KM
LOCALLY RAIN FOG SEAS 0.8 TO 1.4 M
17140
WINDS N/W 8 TO 13 MS GUSTS 17 TO 20 MS
TEMP PLUS 4 TO PLUS 9 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 2.0 TO 3.6 M
17151
WINDS N/W 8 TO 13 MS GUSTS 17 TO 20 MS
TEMP PLUS 3 TO PLUS 8 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 2.4 TO 4.4 M
17152
WINDS W N/W 8 TO 13 MS GUSTS 17 TO 21 MS
TEMP PLUS 2 TO PLUS 7 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 2.3 TO 4.2 M
17153
WINDS S/W 5 TO 10 MS
AFTER 191200UTC N N/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 191200UTC 1.5 TO 2.9 M
17154
WINDS S/W 6 TO 11 MS
AFTER 191200UTC N N/W 9 TO 14 MS
TEMP PLUS 3 TO PLUS 8 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 1.0 TO 2.0 MS AFTER 191200UTC 1.8 TO 3.3 M
17230
WINDS N/W W 11 TO 16 MS GUSTS 19 TO 24 MS
AFTER 191800UTC N/W W 9 TO 14 MS GUSTS 17 TO 20 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 N 8 TO 13 MS GUSTS 15 TO 16 MS
OF SOUTH 81N N/W N 10 TO 15 MS GUSTS 17 TO 19 MS
TEMP MINUS 2 TO PLUS 1 DEGREES
VIS 3 TO 8 KM LOCALLY 1 TO 2 KM
LOCALLY PRECIPITATION
17243
WINDS W N/W 12 TO 17 MS GUSTS 22 TO 27 MS
TEMP MINUS 1 TO PLUS 4 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 2.7 TO 5.0 M
NNNN