SECURITY
WEATHER BULLETIN FOR METAREA XX
ISSUED BY THE ARCTIC AND ANTARCTIC RESEARCH INSTITUTE
ST PETERSBURG ON THE 25 APRIL 2026 AT 1800UTC
PART 1
AT 251800UTC
WARNING NIL
PART 2
SYNOPSIS AT 251800UTC
LOW 995 HPA 67N 040E STATIONARY FILLING
LOW 993 HPA 66N 052E MOVING N 30 KMH FILLING
LOW 1015 HPA 70N 055E MOVING E 20 KMH FILLING
LOW 1015 HPA 88N 110E STATIONARY FILLING
HIGH 1034 HPA 74N 160E MOVING N 20 KMH WEAKENS
ICE AT 251200UTC
A3-A4
ICE NE TO 7952N 00817E, 7954N 01000E, 7954N 01024E,
7947N 01113E.
A4-B4
ICE E TO 7813N 01309E, 7802N 01305E, 7741N 01316E, 7730N 01330E,
7720N 01344E, 7657N 01434E, 7623N 01612E, 7610N 01629E.
B4-B5
ICE N TO 7610N 01629E, 7614N 01719E, 7602N 01841E,
7602N 02000E, 7602N 02014E, 7626N 02056E, 7632N 02251E,
7613N 02355E, 7549N 02405E, 7543N 02531E, 7602N 02627E,
7622N 02645E, 7648N 02800E, 7702N 02938E, 7710N 03000E.
01020-01010
ICE N TO 7710N 03000E, 7731N 03105E, 7741N 03307E,
7734N 03417E, 7708N 03415E, 7647N 03434E, 7627N 03529E,
7616N 03744E, 7632N 04059E, 7646N 04244E, 7703N 04333E,
7719N 04541E, 7728N 04813E, 7729N 05000E, 7729N 05025E,
7735N 05234E, 7748N 05438E, 7752N 05704E, 7742N 05824E,
7732N 05902E, 7747N 06016E, 7750N 06150E.
01010
ICE NE TO 7750N 06150E, 7740N 06255E, 7710N 06346E,
7657N 06401E, 7651N 06407E.
01010
ICE S TO 7651N 06407E, 7640N 06253E, 7657N 06137E,
7704N 06045E, 7658N 05942E, 7642N 05919E, 7632N 05805E,
7621N 05526E, 7616N 05457E, 7610N 05305E.
01010-01120-01130
ICE E TO 7610N 05305E, 7601N 05245E, 7528N 05246E,
7512N 05256E, 7500N 05244E, 7447N 05232E, 7422N 05218E,
7402N 05240E, 7337N 05202E, 7330N 05134E, 7312N 05117E,
7239N 05057E, 7217N 05035E, 7200N 05037E, 7140N 05052E,
7105N 05120E.
01130
ICE NE TO 7105N 05120E, 7052N 05205E, 7035N 05255E,
7019N 05408E, 7007N 05445E.
01130-01140
ICE S TO 7007N 05445E, 6947N 05419E, 6938N 05335E,
6931N 05324E, 6924N 05314E, 6906N 05154E, 6901N 05055E,
6852N 05022E, 6839N 04945E, 6830N 04938E, 6815N 04917E.
01140-01110
ICE SW TO 6815N 04917E, 6824N 04825E, 6830N 04807E,
6821N 04716E, 6834N 04643E, 6843N 04641E, 6847N 04641E,
6845N 04614E, 6841N 04518E, 6838N 04456E, 6834N 04434E.
01140
ICE SE TO 6853N 04813E, 6848N 04759E, 6843N 04804E.
01140
ICE N TO 6843N 04804E, 6838N 04827E, 6837N 04918E,
6841N 04939E, 6847N 04946E, 6900N 05030E.
01140
ICE W TO 6900N 05030E, 6911N 05022E, 6913N 05015E.
PART 3
FORECAST FROM 251800UTC TO 261800UTC
01010, 01020
WINDS N/E N 9 TO 14 MS
TEMP MINUS 4 TO MINUS 7 DEGREES
VIS 6 TO 10 KM IN SNOW 1 TO 2 KM SOMETIMES SNOW
SEAS 1.0 TO 2.0 M
01100, 01110, 01120
WINDS N/E N 9 TO 14 MS
TEMP MINUS 2 TO PLUS 2 DEGREES
VIS 6 TO 10 KM IN SNOW 1 TO 2 KM SOMETIMES SNOW
SEAS 1.0 TO 2.0 M
01130
WINDS E S/E 7 TO 12 MS
AFTER 260300UTC W S/W 6 TO 11 MS
TEMP MINUS 4 TO PLUS 1 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY PRECIPITATION FOG
01140
WINDS E S/E 9 TO 14 MS
AFTER 260900UTC W N/W 9 TO 14 MS
TEMP MINUS 4 TO PLUS 1 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY PRECIPITATION FOG
01240
WINDS E N/E 7 TO 12 MS
AFTER 260600UTC N N/W 9 TO 14 MS
TEMP MINUS 1 TO PLUS 2 DEGREES
VIS 6 TO 10 KM IN SNOW 1 TO 2 KM SOMETIMES SNOW
SEAS 1.0 TO 1.5 M
01250
WINDS N N/W 9 TO 14 MS
TEMP MINUS 1 TO PLUS 2 DEGREES
VIS 6 TO 10 KM IN SNOW 1 TO 2 KM SOMETIMES SNOW
SEAS 1.0 TO 1.5 M
17021
WINDS S/E E 7 TO 12 MS
TEMP MINUS 4 TO PLUS 1 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM
LOCALLY WEAK SNOW FOG
17022
WINDS S/E E 9 TO 14 MS
TEMP MINUS 4 TO PLUS 1 DEGREES
VIS 4 TO 9 KM LOCALLY WEAK SNOW
17023
WINDS S/E E 7 TO 12 MS
TEMP MINUS 4 TO PLUS 1 DEGREES
VIS 4 TO 9 KM LOCALLY WEAK SNOW
17030
WINDS S/E E 11 TO 16 MS
TEMP MINUS 5 TO MINUS 10 DEGREES
VIS 4 TO 9 KM LOCALLY WEAK SNOW
17062
WINDS S/E E 9 TO 14 MS
TEMP MINUS 7 TO MINUS 12 DEGREES
VIS 4 TO 9 KM
17063
WINDS S/E E 9 TO 14 MS
TEMP MINUS 3 TO MINUS 8 DEGREES
VIS 3 TO 8 KM LOCALLY 0.5 TO 1.0 KM LOCALLY SNOW
17064
WINDS S/E E 9 TO 14 MS
TEMP MINUS 7 TO MINUS 12 DEGREES
VIS 4 TO 9 KM
17071
WINDS S/E 8 TO 13 MS
TEMP MINUS 1 TO MINUS 6 DEGREES
VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY WEAK SNOW FOG
17073
WINDS S/E 5 TO 10 MS
TEMP MINUS 4 TO PLUS 1 DEGREES
VIS 3 TO 8 KM LOCALLY 0.3 TO 0.8 KM
LOCALLY SNOW FOG
17090
WINDS S/E E 5 TO 10 MS
AFTER 260300UTC 9 TO 14 MS
TEMP 0 TO MINUS 5 DEGREES
VIS 4 TO 9 KM LOCALLY WEAK SNOW
NNNN