SECURITY
WEATHER BULLETIN FOR METAREA XX
ISSUED BY THE ARCTIC AND ANTARCTIC RESEARCH INSTITUTE
ST PETERSBURG ON THE 21 APRIL 2026 AT 0600UTC
PART 1
AT 210600UTC
STORM WARNING
01240, 01250
FROM 212100UTC TO 220600UTC
WINDS W N/W 25 MS
SEAS 4.0 M
GALE WARNING
01100
FROM 212100UTC TO 220600UTC
WINDS W N/W 17 TO 18 MS
SEAS 2.5 TO 4.5 M
01140
FROM 211500UTC TO 220600UTC
WINDS S/W S GUSTS 17 TO 19 MS
01240, 01250
FROM 210600UTC TO 212100UTC
WINDS W 17 TO 22 MS
17021, 17022, 17023
FROM 211500UTC TO 220600UTC
WINDS S/W S GUSTS 17 TO 19 MS
17030
FROM 211200UTC TO 220600UTC
WINDS S S/E GUSTS 17 TO 22 MS
17061, 17064, 17090
FROM 211700UTC TO 220600UTC
WINDS S GUSTS 17 TO 19 MS
17071, 17073
FROM 211700UTC TO 220600UTC
WINDS S S/W GUSTS 17 TO 19 MS
PART 2
SYNOPSIS AT 210600UTC
LOW 995 HPA 82N 030E STATIONARY FILLING
LOW 993 HPA 80N 050E MOVING S 30 KMH DEEPENING
HIGH 1025 HPA 65N 078E MOVING E 20 KMH WEAKENS
HIGH 1023 HPA 83N 108E STATIONARY WEAKENS
HIGH 1029 HPA 72N 160E MOVING N 10 KMH INCREASE
ICE AT 201200UTC
YERMAK PLATEAU-LITKE TROUGH-NANSEN BASIN
ICE N TO 8031N 00647E, 8036N 00723E, 8044N 00713E,
8051N 00911E, 8103N 01258E, 8136N 01546E, 8135N 01903E,
8135N 01911E, 8135N 02131E.
NANSEN BASIN-BANKS N NORDAUSTLANDET
ICE SE TO 8135N 02131E, 8119N 02131E, 8117N 02123E,
8040N 01928E, 8016N 01716E.
BANKS N NORDAUSTLANDET-BANKS N SPITSBERGEN-A4
ICE S TO 8016N 01716E, 8013N 01605E, 8005N 01315E,
8000N 01139E, 8000N 01136E, 7948N 01024E.
A4-B4
ICE E TO 7948N 01024E, 7925N 01038E, 7858N 01113E,
7843N 01120E, 7808N 01254E, 7730N 01328E, 7725N 01333E.
B4
ICE NE TO 7725N 01333E, 7642N 01529E, 7621N 01642E.
B4
ICE NW TO 7621N 01642E, 7643N 01742E.
B4-B5
ICE N TO 7643N 01742E, 7648N 01918E, 7646N 02000E,
7640N 02155E, 7702N 02414E, 7709N 03000E.
01020
ICE N TO 7709N 03000E, 7709N 03037E.
01020
ICE NW TO 7709N 03037E, 7732N 03245E.
01020
ICE W TO 7732N 03245E, 7806N 03306E.
01020
ICE NW TO 7806N 03306E, 7816N 03446E.
01020
ICE E TO 7816N 03446E, 7713N 03321E, 7706N 03358E,
7643N 03327E, 7626N 03443E.
01020
ICE N TO 7626N 03443E, 7641N 03718E, 7637N 03845E,
7628N 03953E, 7652N 04244E, 7655N 04434E.
01020
ICE NW TO 7655N 04434E, 7719N 04505E.
01020-01010
ICE N TO 7719N 04505E, 7730N 04634E, 7721N 04727E,
7732N 04902E, 7716N 05000E, 7713N 05010E, 7721N 05352E,
7726N 05547E, 7726N 05717E, 7709N 05855E, 7713N 06023E,
7656N 06057E, 7649N 06208E.
01010
ICE E TO 7649N 06208E, 7634N 06212E.
01010
ICE S TO 7634N 06212E, 7622N 05828E, 7636N 05730E,
7630N 05520E, 7609N 05431E, 7601N 05227E.
01010-01120-01110
ICE E TO 7601N 05227E, 7538N 05116E, 7500N 05200E,
7455N 05206E, 7409N 05116E, 7340N 05000E, 7338N 04955E.
01110-01120
ICE N TO 7338N 04955E, 7338N 05000E, 7333N 05151E.
01120-01130-01140
ICE E TO 7333N 05151E, 7321N 05122E, 7232N 05032E,
7156N 05019E, 7140N 05025E, 7116N 05035E, 7109N 05057E,
7055N 05059E, 7033N 05137E, 7019N 05227E, 7008N 05329E,
6944N 05255E, 6929N 05257E, 6913N 05259E.
01140
ICE SE TO 6913N 05259E, 6851N 05144E, 6833N 05050E.
01140
ICE SW TO 6833N 05050E, 6837N 04951E.
01140
ICE NW TO 6837N 04951E, 6900N 05008E.
01140
ICE E TO 6853N 04813E, 6845N 04810E, 6832N 04914E.
01140
ICE SE TO 6832N 04914E, 6811N 04815E.
01140-01110-01100
ICE SW TO 6811N 04815E, 6825N 04741E, 6825N 04632E,
6836N 04558E, 6855N 04459E, 6854N 04354E, 6900N 04320E,
6903N 04302E.
01100-01240
ICE E TO 6903N 04302E, 6855N 04229E, 6854N 04228E,
6835N 04221E, 6827N 04239E.
PART 3
FORECAST FROM 210600UTC TO 220600UTC
01010, 01020, 01110, 01120
WINDS S/W W 9 TO 14 MS
TEMP MINUS 3 TO PLUS 2 DEGREES
VIS 6 TO 10 KM IN PRECIPITATION 1 TO 2 KM
LOCALLY PRECIPITATION
SEAS 1.0 TO 2.0 M
01100
WINDS S/W W 9 TO 14 MS
AFTER 212100UTC W N/W 17 TO 18 MS
TEMP PLUS 1 TO PLUS 4 DEGREES
VIS 6 TO 10 KM IN PRECIPITATION 1 TO 2 KM
LOCALLY PRECIPITATION
SEAS 2.5 TO 4.5 M
01130
WINDS S/W W 10 TO 15 MS
AFTER 220000UTC S/W S 10 TO 15 MS
TEMP MINUS 3 TO PLUS 2 DEGREES
VIS 4 TO 9 KM LOCALLY 0.5 TO 1.0 KM
LOCALLY PRECIPITATION FOG
01140
WINDS S/W S 11 TO 16 MS
AFTER 211500UTC GUSTS 17 TO 19 MS
TEMP MINUS 1 TO MINUS 6 DEGREES
VIS 4 TO 9 KM LOCALLY 0.5 TO 1.0 KM
LOCALLY PRECIPITATION FOG
01240, 01250
WINDS W 17 TO 22 MS
AFTER 212100UTC W N/W 25 MS
TEMP PLUS 1 TO PLUS 6 DEGREES
VIS 6 TO 10 KM SEAS 1.5 TO 2.5 M
AFTER 220300UTC 4.0 M
SEAS 1.0 TO 2.0 M
17021, 17023
WINDS S/W S 11 TO 16 MS
AFTER 211500UTC GUSTS 17 TO 19 MS
TEMP MINUS 2 TO MINUS 7 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY WEAK SNOW FOG
17022
WINDS S/W S 11 TO 16 MS
AFTER 211500UTC GUSTS 17 TO 19 MS
TEMP MINUS 4 TO MINUS 9 DEGREES
VIS 4 TO 9 KM IN SNOW 0.5 TO 1.0 KM
LOCALLY WEAK SNOW
17030
WINDS S S/E 11 TO 16 MS
AFTER 211200UTC GUSTS 17 TO 22 MS
TEMP MINUS 1 TO MINUS 6 DEGREES
VIS 4 TO 9 KM IN SNOW 0.5 TO 1.0 KM
LOCALLY SNOW
17062, 17064
WINDS S 11 TO 16 MS
AFTER 211700UTC GUSTS 17 TO 19 MS
TEMP MINUS 9 TO MINUS 14 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY SNOW FOG
17063
WINDS S/W S 11 TO 16 MS
TEMP MINUS 2 TO MINUS 7 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY SNOW FOG
17071
WINDS S S/W 9 TO 14 MS
AFTER 211700UTC GUSTS 17 TO 19 MS
TEMP MINUS 7 TO MINUS 12 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO0.8 KM
LOCALLY SNOW FOG
17073
WINDS S S/W 9 TO 14 MS
AFTER 211700UTC GUSTS 17 TO 19 MS
TEMP MINUS 7 TO MINUS 12 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM
LOCALLY FOG
17090
WINDS S 9 TO 14 MS
AFTER 211700UTC GUSTS 17 TO 19 MS
TEMP MINUS 14 TO MINUS 19 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM
LOCALLY FOG
NNNN