FQRA01 RUSP 071604 SECURITY WEATHER BULLETIN FOR METAREA XXI ISSUED BY THE ARCTIC AND ANTARCTIC RESEARCH INSTITUTE ST PETERSBURG ON THE 07 OCTOBER 2025 AT 1800UTC PART 1 AT 071800UTC STORM WARNING 17230 FROM 080900UTC TO 081800UTC WINDS S/W W GUSTS 25 TO 27 MS GALE WARNING 17120 FROM 071800UTC TO 081800UTC WINDS W N/W GUSTS 17 TO 22 MS 17140 FROM 081200UTC TO 081800UTC WINDS N/W GUSTS 17 TO 18 MS 17151 FROM 080300UTC TO 081800UTC WINDS N/W GUSTS 17 TO 20 MS SEAS 2.4 TO 4.4 M 17152, 17154 FROM 080300UTC TO 081800UTC WINDS N/W GUSTS 17 TO 22 MS SEAS 2.3 TO 4.3 M 17153 FROM 080600UTC TO 081800UTC WINDS N/W GUSTS 17 TO 20 MS SEAS 2.3 TO 4.3 M 17161, 17163 FROM 080000UTC TO 081800UTC WINDS N/W GUSTS 17 TO 22 MS SEAS 2.4 TO 4.5 M 17165 FROM 081200UTC TO 081800UTC WINDS N/W GUSTS 17 TO 20 MS SEAS 2.3 TO 4.3 M 17191 FROM 071800UTC TO 081800UTC WINDS N 17 TO 20 MS 17220 FROM 071800UTC TO 081800UTC WINDS S 17 TO 20 MS 17230 FROM 071800UTC TO 080900UTC WINDS S/W W GUSTS 17 TO 22 MS 17241 FROM 071800UTC TO 081800UTC WINDS W N/W GUSTS 17 TO 19 MS 17243 FROM 071800UTC TO 080600UTC WINDS N/W GUSTS 17 TO 22 MS SEAS 2.4 TO 4.5 M FROM 080600UTC TO 081800UTC WINDS N/W GUSTS 19 TO 24 MS SEAS 2.5 TO 4.7 M 17244 FROM 071800UTC TO 081800UTC WINDS N/W GUSTS 17 TO 22 MS SEAS 2.5 TO 4.7 M 17260 FROM 071800UTC TO 081800UTC WINDS N 17 TO 20 MS PART 2 SYNOPSIS AT 071800UTC LOW 955 HPA 75N 006W MOVING N N/W 40 KMH DEEPENING HIGH 1039 HPA 74N 100E MOVING W S/W 15 KMH INCREASE HIGH 1040 HPA 71N 107E MOVING S/W 20 KMH INCREASE LOW 966 HPA 63N 179W MOVING N N/E 40 KMH ICE AT 071200UTC 17243 ICE N TO 7713N 12500E, 7711N 12624E. 17243-17241-17242 ICE NW TO 7711N 12624E, 7722N 12708E, 7732N 12915E, 7743N 13044E, 7803N 13204E, 7810N 13312E, 7821N 13418E, 7828N 13526E, 7830N 13545E, 7841N 13717E, 7851N 13819E, 7855N 14000E, 7855N 14010E. 17242-17244-17250-17260 ICE NE TO 7855N 14010E, 7839N 14452E, 7830N 14601E, 7807N 14846E, 7722N 15227E, 7638N 15403E, 7633N 15555E, 7624N 15708E, 7621N 15909E, 7605N 16000E, 7603N 16008E, 7555N 16055E, 7554N 16235E, 7530N 16334E, 7530N 16335E, 7517N 16343E, 7502N 16411E. 17260 ICE SE TO 7502N 16411E, 7454N 16336E. 17260 ICE S TO 7454N 16336E, 7503N 16212E, 7454N 16116E. 17260 ICE E TO 7454N 16116E, 7432N 16039E, 7417N 16022E, 7356N 15933E, 7330N 15907E, 7256N 15914E, 7250N 15921E, 7250N 15921E. 17260-17181 ICE NE TO 7250N 15921E, 7245N 16101E, 7229N 16156E, 7219N 16239E, 7213N 16324E, 7215N 16424E, 7211N 16534E, 7202N 16645E, 7200N 16650E, 7147N 16725E, 7138N 16745E. 17181-17191 ICE NW TO 7138N 16745E, 7142N 16800E, 7149N 16830E, 7150N 16938E. 17191 ICE NE TO 7150N 16938E, 7141N 17026E, 7126N 17107E, 7114N 17146E. 17191 ICE N TO 7114N 17146E, 7116N 17313E, 7114N 17418E. 17191-17194 ICE NE TO 7114N 17418E, 7100N 17441E, 7051N 17459E, 7037N 17540E. 17194-17200 ICE NW TO 7037N 17540E, 7037N 17600E, 7037N 17654E, 7042N 17741E, 7050N 17814E, 7057N 17840E. 17200 ICE NE TO 7057N 17836W, 7051N 17755W. 17200 ICE NW TO 7051N 17755W, 7104N 17703W, 7126N 17633W, 7142N 17536W. 17200-17260 ICE W TO 7142N 17536W, 7200N 17538W, 7210N 17539W, 7227N 17541W, 7243N 17536W,7244N 17531W. 17260 ICE N TO 7244N 17531W, 7249N 17454W, 7246N 17333W. 17260 ICE NW TO 7246N 17333W, 7303N 17255W, 7320N 17104W, 7330N 16900W. 17243 ICE SW TO 7529N 12500E, 7525N 12516E, 7507N 12624E, 7500N 12816E. 17243 ICE SE TO 7500N 12816E, 7505N 12950E, 7523N 13107E. 17243-17152 ICE W TO 7523N 13107E, 7500N 13143E, 7448N 13200E, 7359N 13124E, 7305N 13034E. 17152-17154-17165 ICE SW TO 7305N 13034E, 7300N 13050E, 7214N 13257E, 7158N 13500E, 7152N 13544E. 17165-17163 ICE SE TO 7152N 13544E, 7153N 13748E, 7200N 13805E, 7215N 13842E, 7229N 13924E, 7241N 14010E, 7244N 14056E. 17170 ICE SW TO 7206N 14944E, 7205N 15006E, 7154N 15036E, 7125N 15143E, 7101N 15222E. 17170-17181 ICE S TO 7101N 15222E, 7100N 15257E, 7103N 15321E, 7105N 15359E, 7102N 15433E, 7110N 15549E, 7113N 15641E, 7107N 15746E, 7106N 15800E, 7102N 15830E, 7051N 15924E. 17181-17183 ICE SW TO 7051N 15924E, 7037N 15957E, 7035N 15958E, 7018N 16016E, 6957N 16026E, 6955N 16111E, 6947N 16151E, 6939N 16220E. 17184 ICE SE TO 6945N 16737E, 6949N 16746E. 17193 ICE S TO 6958N 16844E, 6959N 16918E, 6952N 16932E. 17193 ICE NW TO 6952N 16932E, 6941N 16931E, 6930N 16912E, 6922N 16832E, 6914N 16819E. 17244-17243 ICE SE TO 7610N 14120E, 7607N 14009E, 7606N 14000E, 7601N 13932E. 17161 ICE N TO 7445N 13929E, 7440N 14116E, 7443N 14258E, 7454N 14408E. 17161-17162-17244 ICE NW TO 7454N 14408E, 7502N 14430E, 7519N 14515E, 7530N 14520E, 7531N 14521E. PART 3 FORECAST FROM 071800UTC TO 081800UTC 17120 WINDS W N/W 11 TO 16 MS GUSTS 17 TO 22 MS TEMP MINUS 2 TO MINUS 7 DEGREES VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM LOCALLY WEAK SNOW FOG SEAS 1.5 TO 2.3 M 17130 WINDS N/E E 3 TO 8 MS AFTER 080900UTC W S/W 5 TO 10 MS TEMP MINUS 5 TO MINUS 10 DEGREES LOCALLY MINUS 17 DEGREES VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM LOCALLY WEAK SNOW FOG SEAS 0.1 TO 0.5 M FTER 080900UTC 0.3 TO 0.7 M 17140 WINDS W N/W 9 TO 14 MS AFTER 080000UTC N/W 11 TO 16 MS AFTER 081200UTC N/W 7 TO 12 MS GUSTS 17 TO 18 MS TEMP MINUS 7 TO MINUS 12 DEGREES VIS 4 TO 6 KM LOCALLY PRECIPITATION SEAS 1.5 TO 2.9 M AFTER 080000UTC 1.7 TO 3.2 M AFTER 081200UTC 1.8 TO 3.4 M 17151 WINDS N/W 10 TO 15 MS AFTER 080300UTC N/W 7 TO 12 MS GUSTS 17 TO 20 MS TEMP MINUS 4 TO MINUS 9 DEGREES VIS 4 TO 6 KM LOCALLY PRECIPITATION SEAS 2.0 TO 3.7 M AFTER 080300UTC 2.4 TO 4.4 M 17152 WINDS N/W 11 TO 16 MS AFTER 080300UTC N/W 8 TO 13 MS GUSTS 17 TO 22 MS TEMP MINUS 4 TO MINUS 9 DEGREES VIS 4 TO 6 KM LOCALLY 0.6 TO 0.8 KM LOCALLY PRECIPITATION FOG SEAS 2.0 TO 3.6 M AFTER 080300UTC 2.3 TO 4.3 M 17153 WINDS N/W 11 TO 16 MS AFTER 080600UTC N/W 7 TO 12 MS GUSTS 17 TO 20 MS TEMP MINUS 3 TO MINUS 8 DEGREES VIS 4 TO 6 KM LOCALLY 0.6 TO 0.8 KM LOCALLY PRECIPITATION FOG 17154 WINDS N 11 TO 16 MS AFTER 080300UTC N/W 7 TO 12 MS GUSTS 17 TO 22 MS TEMP MINUS 4 TO MINUS 9 DEGREES VIS 4 TO 6 KM LOCALLY 0.6 TO 0.8 KM LOCALLY PRECIPITATION FOG SEAS 2.0 TO 3.6 M AFTER 080300UTC 2.3 TO 4.3 M 17161 WINDS W N/W 11 TO 16 MS AFTER 080000UTC N/W 8 TO 13 MS GUSTS 17 TO 22 MS TEMP MINUS 0 TO MINUS 5 DEGREES VIS 4 TO 6 KM LOCALLY 0.6 TO 0.8 KM LOCALLY PRECIPITATION FOG SEAS 2.0 TO 3.7 M AFTER 080000UTC 2.4 TO 4.5 M 17162 WINDS N/W 11 TO 16 MS TEMP MINUS 4 TO PLUS 1 DEGREES VIS 3 TO 5 KM LOCALLY 0.6 TO 0.8 KM LOCALLY PRECIPITATION FOG SEAS 2.0 TO 3.7 M 17163 WINDS N 11 TO 16 MS AFTER 080000UTC N/W 7 TO 12 MS GUSTS 17 TO 22 MS TEMP MINUS 4 TO PLUS 1 DEGREES VIS 3 TO 5 KM LOCALLY 0.6 TO 0.8 KM LOCALLY PRECIPITATION FOG SEAS 2.0 TO 3.7 M AFTER 080000UTC 2.4 TO 4.5 M 17164 WINDS N/W 11 TO 16 MS TEMP MINUS 0 TO MINUS 5 DEGREES VIS 4 TO 6 KM LOCALLY PRECIPITATION SEAS 1.2 TO 2.2 M 17165 WINDS N 9 TO 14 MS AFTER 080300UTC N/W 11 TO 16 MS AFTER 081200UTC N/W 7 TO 12 MS GUSTS 17 TO 20 MS TEMP MINUS 2 TO MINUS 7 DEGREES VIS 3 TO 5 KM LOCALLY 0.6 TO 0.8 KM LOCALLY PRECIPITATION FOG SEAS 1.8 TO 3.4 M AFTER 080300UTC 2.0 TO 3.7 M AFTER 081200UTC 2.3 TO 4.3 M 17170 WINDS N N/W 11 TO 16 MS TEMP MINUS 1 TO MINUS 6 DEGREES VIS 3 TO 5 KM LOCALLY 0.6 TO 0.8 KM LOCALLY PRECIPITATION FOG SEAS 1.5 TO 2.9 M 17181 WINDS N 11 TO 16 MS TEMP 0 TO MINUS 5 DEGREES VIS 4 TO 6 KM HAZE 17183, 17184 WINDS N 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 17 TO 20 MS TEMP 0 TO MINUS 5 DEGREES VIS 10 KM 17193 WINDS N 11 TO 16 MS TEMP 0 TO MINUS 5 DEGREES VIS 10 KM SEAS 1.0 TO 1.5 M 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 11 TO 16 MS TEMP 0 TO MINUS 5 DEGREES VIS 0.2 TO 0.9 KM FOG 17210 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 17220 WINDS S 17 TO 20 MS TEMP MINUS 3 TO PLUS 2 DEGREES VIS 2 TO 4 KM HAZE SEAS 1.5 TO 2.0 M 17230 WINDS S/W W 9 TO 14 MS GUSTS 17 TO 22 MS AFTER 080900UTC GUSTS 25 TO 27 MS TEMP MINUS 4 TO MINUS 9 DEGREES VIS 4 TO 9 KM LOCALLY 0.3 TO 0.8 KM LOCALLY FOG 17241 WINDS W N/W 9 TO 14 MS GUSTS 17 TO 19 MS TEMP MINUS 1 TO MINUS 6 DEGREES AFTER 080000UTC MINUS 4 TO PLUS 1 DEGREES VIS 3 TO 8 KM LOCALLY LESS 1 KM LOCALLY PRECIPITATION SNOWSTORM 17243 WINDS N/W 9 TO 14 MS GUSTS 17 TO 22 MS AFTER 080600UTC N/W 10 TO 15 MS GUSTS 19 TO 24 MS TEMP MINUS 0 TO MINUS 5 DEGREES VIS 3 TO 5 KM LOCALLY 0.6 TO 0.8 KM LOCALLY PRECIPITATION FOG SEAS 2.4 TO 4.5 M AFTER 080600UTC 2.5 TO 4.7 M 17244 WINDS N/W 8 TO 13 MS GUSTS 17 TO 22 MS TEMP MINUS 1 TO MINUS 6 DEGREES VIS 3 TO 5 KM LOCALLY 0.6 TO 0.8 KM LOCALLY PRECIPITATION FOG SEAS 2.5 TO 4.7 M 17260 WINDS N 17 TO 20 MS TEMP MINUS 4 TO PLUS 1 DEGREES VIS 10 KM