SECURITY
WEATHER BULLETIN FOR METAREA XXI
ISSUED BY THE ARCTIC AND ANTARCTIC RESEARCH INSTITUTE
ST PETERSBURG ON THE 08 OCTOBER 2025 AT 1800UTC
PART 1
AT 081800UTC
STORM WARNING
17200, 17210
FROM 081800UTC TO 091800UTC
WINDS N/W 25 TO 30 MS
GALE WARNING
17120
FROM 081800UTC TO 091800UTC
WINDS W N/W GUSTS 17 TO 20 MS
17140, 17153
FROM 081800UTC TO 091800UTC
WINDS N/W GUSTS 17 TO 22 MS
17151
FROM 081800UTC TO 091800UTC
WINDS N/W GUSTS 18 TO 23 MS
SEAS 2.6 TO 4.8 M
17152
FROM 081800UTC TO 091200UTC
WINDS N/W GUSTS 18 TO 23 MS
SEAS 2.2 TO 4.4 M
FROM 091200UTC TO 091800UTC
WINDS N N/W GUSTS 17 TO 20 MS
SEAS 2.2 TO 4.1 M
17154
FROM 081800UTC TO 091200UTC
WINDS N/W GUSTS 18 TO 23 MS
SEAS 2.4 TO 4.4 M
FROM 091200UTC TO 091800UTC
WINDS N/W GUSTS 17 TO 22 MS
SEAS 2.3 TO 4.3 M
17161
FROM 081800UTC TO 090600UTC
WINDS N/W GUSTS 18 TO 23 MS
SEAS 2.5 TO 4.6 M
FROM 090600UTC TO 091500UTC
WINDS N N/W GUSTS 17 TO 21 MS
SEAS 2.4 TO 4.4 M
17163
FROM 081800UTC TO 091500UTC
WINDS N N/W GUSTS 17 TO 22 MS
SEAS 2.4 TO 4.5 M
17165
FROM 081800UTC TO 091500UTC
WINDS N/W GUSTS 17 TO 22 MS
SEAS 2.4 TO 4.5 M
17191
FROM 081800UTC TO 091800UTC
WINDS N/W 17 TO 22 MS
17220, 17260
FROM 081800UTC TO 091800UTC
WINDS S/W 19 TO 24 MS
17230
FROM 081800UTC TO 091800UTC
WINDS S/W W GUSTS 18 TO 23 MS
17241
FROM 081800UTC TO 091200UTC
WINDS W N/W GUSTS 17 TO 19 MS
17243
FROM 081800UTC TO 090000UTC
WINDS N/W GUSTS 19 TO 24 MS
SEAS 2.5 TO 4.7 M
FROM 090000UTC TO 091800UTC
WINDS N N/W GUSTS 17 TO 22 MS
SEAS 2.4 TO 4.5 M
17244
FROM 081800UTC TO 090300UTC
WINDS N GUSTS 17 TO 20 MS
SEAS 2.4 TO 4.4 M
PART 2
SYNOPSIS AT 081800UTC
LOW 983 HPA 85N 045W MOVING W 30 KMH DEEPENING
HIGH 1043 HPA 74N 094E STATIONARY
HIGH 1048 HPA 70N 095E STATIONARY INCREASE
HIGH 1008 HPA 81N 160W MOVING S/W 10 KMH
LOW 972 HPA 69N 172W MOVING N/E 35 KMH FILLING
ICE AT 081200UTC
17243-17241-17242-17244-17250-17260
ICE N TO 7713N 12500E, 7709N 12631E, 7719N 12723E,
7728N 12837E, 7729N 12932E, 7746N 13102E,
7801N 13152E, 7809N 13319E, 7830N 13527E,
7830N 13528E, 7838N 13544E, 7842N 13813E,
7900N 14000E, 7905N 14026E, 7846N 14208E,
7830N 14446E, 7750N 15002E, 7618N 15603E,
7616N 15930E, 7605N 15958E, 7544N 16049E,
7548N 16222E, 7530N 16305E, 7521N 16325E.
17260
ICE SE TO 7521N 16325E, 7512N 16332E, 7500N 16408E,
7446N 16330E, 7458N 16220E, 7449N 16141E,
7435N 16144E, 7422N 16030E, 7402N 16035E,
7352N 15945E, 7339N 16008E, 7325N 15928E,
7249N 15902E.
17260-17180-17190-17200
ICE N TO 7249N 15902E, 7248N 16104E, 7217N 16155E,
7210N 16231E, 7213N 16404E, 7205N 16445E,
7206N 16602E, 7200N 16613E, 7147N 16638E,
7141N 16700E, 7132N 16729E, 7156N 16905E,
7143N 16930E, 7131N 17011E, 7130N 17051E,
7110N 17112E, 7110N 17336E, 7049N 17415E,
7028N 17437E, 7020N 17609E, 7026N 17700E,
7031N 17736E, 7050N 17824E, 7041N 17845E,
7049N 17945E, 7038N 17936W, 7042N 17854W,
7053N 17820W, 7052N 17745W, 7105N 17655W.
17200-17260
ICE NW TO 7105N 17655W, 7125N 17631W, 7143N 17527W,
7200N 17537W, 7214N 17546W, 7234N 17535W,
7255N 17538W, 7245N 17327W, 7324N 17144W,
7333N 16900W.
17243-17151-17152
ICE S TO 7536N 12500E, 7500N 12657E, 7456N 12711E,
7500N 12747E, 7503N 12812E, 7500N 12842E,
7458N 12903E, 7500N 12910E, 7529N 13104E,
7500N 13148E, 7450N 13203E.
17152-17154
ICE SW TO 7450N 13203E, 7300N 13034E, 7300N 13034E,
7212N 13329E.
17154-17163-17165
ICE SE TO 7212N 13329E, 7206N 13500E, 7200N 13615E,
7153N 13727E, 7200N 13745E, 7234N 13918E,
7243N 14058E.
17163-17164
ICE S TO 7236N 14441E, 7241N 14501E, 7243N 14507E,
7244N 14552E, 7225N 14733E, 7219N 14744E.
17170-17180
ICE S TO 7212N 14918E, 7214N 14931E, 7158N 15034E,
7101N 15231E, 7113N 15352E, 7108N 15443E,
7115N 15644E, 7113N 15800E, 7112N 15815E,
7042N 16004E, 7013N 16033E, 6955N 16028E,
6946N 16256E, 6943N 16307E.
17190
ICE SE TO 6946N 16748E, 6948N 16750E.
17190
ICE W TO 7001N 16821E, 7003N 16826E, 6958N 16907E,
6957N 16932E, 6942N 16942E, 6925N 16913E,
6925N 16846E, 6911N 16853E.
17161
ICE N TO 7445N 13930E, 7448N 14114E, 7444N 14222E,
7454N 14402E, 7501N 14358E.
17244-17243
ICE S TO 7535N 14516E, 7537N 14535E, 7542N 14529E,
7559N 14402E, 7558N 14305E, 7622N 14055E,
7615N 14000E, 7607N 13901E.
PART 3
FORECAST FROM 081800UTC TO 091800UTC
17120
WINDS W N/W 10 TO 15 MS GUSTS 17 TO 20 MS
TEMP 0 TO MINUS 5 DEGREES
VIS 4 TO 9 KM LOCALLY WEAK SNOW
SEAS 1.3 TO 2.2 M
17130
WINDS W N/W 5 TO 10 MS AFTER 090600UTC 9 TO 14 MS
TEMP MINUS 8 TO MINUS 13 DEGREES
VIS 4 TO 9 KM IN FOG 0.3 TO 0.8 KM LOCALLY FOG
SEAS 0.3 TO 0.7 M AFTER 090600UTC 0.6 TO 1.1 M
17140
WINDS N/W 7 TO 12 MS GUSTS 17 TO 22 MS
TEMP MINUS 7 TO MINUS 12 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 2.0 TO 3.8 M
17151
WINDS N/W 9 TO 14 MS GUSTS 18 TO 23 MS
TEMP MINUS 2 TO MINUS 7 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 2.6 TO 4.8 M
17152
WINDS N/W 9 TO 14 MS GUSTS 18 TO 23 MS
AFTER 091200UTC N N/W 8 TO 13 MS GUSTS 17 TO 20 MS
TEMP MINUS 3 TO MINUS 8 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
LOCALLY 0.6 TO 0.8 KM FOG
SEAS 2.4 TO 4.4 M AFTER 091200UTC 2.2 TO 4.1 M
17153
WINDS N/W 7 TO 12 MS GUSTS 17 TO 22 MS
TEMP MINUS 2 TO MINUS 7 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
LOCALLY 0.6 TO 0.8 KM FOG
17154
WINDS N/W 8 TO 13 MS GUSTS 18 TO 23 MS
AFTER 091200UTC N/W 7 TO 12 MS GUSTS 17 TO 22 MS
TEMP MINUS 3 TO MINUS 8 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
LOCALLY 0.6 TO 0.8 KM FOG
SEAS 2.4 TO 4.4 M AFTER 091200UTC 2.3 TO 4.3 M
17161
WINDS N/W 8 TO 13 MS GUSTS 18 TO 23 MS
AFTER 090600UTC N N/W 7 TO 12 MS GUSTS 17 TO 21 MS
AFTER 091500UTC N N/W 11 TO 16 MS
TEMP MINUS 4 TO PLUS 1 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
LOCALLY 0.6 TO 0.8 KM FOG
SEAS 2.5 TO 4.6 M AFTER 090600UTC 2.4 TO 4.4 M
AFTER 091500UTC 2.0 TO 3.7 M
17162
WINDS N N/W 11 TO 16 MS AFTER 090600UTC N N/E 9 TO 14 MS
AFTER 091500UTC E N/E 7 TO 12 MS
TEMP MINUS 4 TO PLUS 1 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
LOCALLY 0.6 TO 0.8 KM FOG
SEAS 2.0 TO 3.7 M AFTER 090600UTC 1.8 TO 3.4 M
AFTER 091500UTC 1.5 TO 2.7 M
17163
WINDS N N/W 7 TO 12 MS GUSTS 17 TO 22 MS
AFTER 091500UTC N 11 TO 16 MS
TEMP MINUS 4 TO PLUS 1 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
LOCALLY 0.6 TO 0.8 KM FOG
SEAS 2.4 TO 4.5 M AFTER 091500UTC 2.0 TO 3.7 M
17164
WINDS N/W 11 TO 16 MS AFTER 090600UTC N 9 TO 14 MS
AFTER 091500UTC N 7 TO 12 MS
TEMP 0 TO MINUS 5 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
SEAS 1.2 TO 2.2 M AFTER 090600UTC 1.1 TO 2.1 M
AFTER 091500UTC 1.0 TO 1.9 M
17165
WINDS N/W 7 TO 12 MS GUSTS 17 TO 22 MS
AFTER 091500UTC N N/W 11 TO 16 MS
TEMP 0 TO MINUS 5 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
LOCALLY 0.6 TO 0.8 KM FOG
SEAS 2.4 TO 4.5 M AFTER 091500UTC 2.0 TO 3.7 M
17170
WINDS N N/W 11 TO 16 MS AFTER 090000UTC N N/W 9 TO 14 MS
AFTER 090600UTC N/E 7 TO 12 MS
TEMP MINUS 1 TO MINUS 6 DEGREES
VIS 4 TO 6 KM LOCALLY PRECIPITATION
SEAS 1.5 TO 2.9 M AFTER 090000UTC 1.4 TO 2.6 M
AFTER 090600UTC 1.3 TO 2.3 M
17181
WINDS N/W 11 TO 16 MS
TEMP 0 TO MINUS 5 DEGREES
VIS 4 TO 6 KM HAZE
17183, 17184
WINDS N/W 11 TO 16 MS
TEMP 0 TO MINUS 5 DEGREES
VIS 4 TO 6 KM HAZE
SEAS 1.0 TO 1.5 M
17191
WINDS N/W 17 TO 22 MS
TEMP 0 TO MINUS 5 DEGREES
VIS 10 KM
17193, 17194
WINDS N/W 11 TO 16 MS
TEMP 0 TO MINUS 5 DEGREES
VIS 10 KM
SEAS 1.0 TO 1.5 M
17200
WINDS N/W 25 TO 30 MS
TEMP 0 TO MINUS 5 DEGREES
VIS 0.2 TO 0.9 KM FOG
17210
WINDS N/W 25 TO 30 MS
TEMP 0 TO MINUS 5 DEGREES
VIS 2 TO 4 KM HAZE
SEAS 2.5 TO 3.0 M
17220
WINDS S/W 19 TO 24 MS
TEMP MINUS 3 TO PLUS 2 DEGREES
VIS 2 TO 4 KM HAZE
SEAS 2.0 TO 2.5 M
17230
WINDS S/W W 11 TO 16 MS GUSTS 18 TO 23 MS
TEMP MINUS 4 TO PLUS 1 DEGREES
VIS 4 TO 9 KM LOCALLY PRECIPITATION
17241
WINDS W N/W 10 TO 15 MS
FROM 081800UTC TO 091200UTC GUSTS 17 TO 19 MS
AFTER 091200UTC OF EAST 134E W N/W 7 TO 12 MS
TEMP MINUS 4 TO PLUS 1 DEGREES
VIS 3 TO 8 KM LOCALLY LESS 1 KM
LOCALLY PRECIPITATION SNOWSTORM
17243
WINDS N/W 10 TO 15 MS GUSTS 19 TO 24 MS
AFTER 090000UTC N N/W 9 TO 14 MS GUSTS 17 TO 22 MS
TEMP MINUS 0 TO MINUS 5 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
LOCALLY 0.6 TO 0.8 KM FOG
SEAS 2.5 TO 4.7 M AFTER 090000UTC 2.4 TO 4.5 M
17244
WINDS N 8 TO 13 MS GUSTS 17 TO 20 MS
AFTER 090300UTC N N/E 11 TO 16 MS
AFTER 091500UTC W S/W 5 TO 10 MS
TEMP MINUS 1 TO MINUS 6 DEGREES
VIS 3 TO 5 KM LOCALLY PRECIPITATION
LOCALLY 0.6 TO 0.8 KM FOG
SEAS 2.4 TO 4.4 M AFTER 090300UTC 2.0 TO 3.8 M
AFTER 091500UTC 1.3 TO 2.5 M
17260
WINDS S/W 19 TO 24 MS
TEMP MINUS 4 TO PLUS 1 DEGREES
VIS 10 KM