FQRA01 RUSP 170429 SECURITY WEATHER BULLETIN FOR METAREA XXI ISSUED BY THE ARCTIC AND ANTARCTIC RESEARCH INSTITUTE ST PETERSBURG ON THE 17 SEPTEMBER 2025 AT 0600UTC PART 1 AT 170600UTC GALE WARNING 17120 FROM 170600UTC TO 180600UTC WINDS S S/E GUSTS 18 TO 23 MS 17130 FROM 171800UTC TO 180600UTC WINDS W N/W GUSTS 17 TO 20 MS 17140 FROM 170600UTC TO 180600UTC WINDS S S/E GUSTS 17 TO 22 MS 17151 FROM 171200UTC TO 180600UTC WINDS S S/E GUSTS 17 TO 22 MS SEAS 2.4 TO 4.4 M 17152 FROM 171800UTC TO 180600UTC WINDS S S/E GUSTS 17 TO 19 MS 17153 FROM 171200UTC TO 180600UTC WINDS S S/W GUSTS17 TO 22 MS 17193 FROM 171200UTC TO 180600UTC WINDS S/E 17 TO 22 MS 17230 FROM 170600UTC TO 171800UTC WINDS E N/E GUSTS 18 TO 23 MS 17243 FROM 171800UTC TO 180600UTC WINDS E S/E GUSTS 17 TO 19 MS SEAS 2.2 TO 4.1 M 17244 FROM 180300UTC TO 180600UTC WINDS S S/E GUSTS 17 TO 20 MS SEAS 2.2 TO 4.1 M PART 2 SYNOPSIS AT 170600UTC HIGH 1026 HPA 85N 042W STATIONARY WEAKENS LOW 989 HPA 74N 107E MOVING E 20 KMH DEEPENING LOW 1000 HPA 82N 117E MOVING N/W 30 KMH FILLING LOW 998 HPA 66N 149E MOVING E S/E 20 KMH DEEPENING HIGH 1023 HPA 77N 164W MOVING N N/E 10 KMH INCREASE ICE AT 161200UTC 17243 ICE N TO 7733N 12500E, 7730N 12650E, 7736N 13040E. 17243-17241-17242 ICE NW TO 7736N 13040E, 7746N 13154E, 7754N 13247E, 7819N 13330E, 7824N 13329E, 7830N 13359E, 7838N 13438E, 7851N 13524E, 7857N 13655E, 7913N 13848E, 7929N 14000E, 7937N 14041E, 7948N 14200E. 17242-17244 ICE NE TO 7948N 14200E, 7938N 14318E, 7923N 14417E, 7902N 14445E, 7846N 14530E, 7847N 14745E, 7836N 14928E, 7830N 14948E, 7816N 15031E, 7714N 15309E. 17244-17250 ICE N TO 7714N 15309E, 7650N 15605E, 7642N 15809E, 7639N 16000E, 7636N 16144E, 7641N 16255E, 7639N 16348E, 7639N 16555E, 7640N 16711E, 7633N 16801E, 7618N 16904E, 7610N 17018E, 7608N 17121E, 7610N 17210E. 17250-17260 ICE NE TO 7610N 17210E, 7559N 17306E, 7539N 17354E, 7530N 17403E, 7524N 17409E. 17260 ICE SE TO 7524N 17409E, 7516N 17345E, 7512N 17251E, 7511N 17112E, 7507N 17034E, 7455N 16933E. 17260-17181-17184 ICE E TO 7455N 16933E, 7429N 16907E, 7405N 16830E, 7358N 16826E, 7342N 16911E, 7331N 16906E, 7325N 16812E, 7317N 16738E, 7253N 16730E, 7238N 16710E, 7212N 16709E, 7200N 16646E, 7159N 16644E, 7144N 16532E, 7124N 16454E, 7115N 16455E, 7052N 16514E, 7049N 16520E, 7035N 16507E, 7017N 16450E. 17184 ICE NE TO 7017N 16450E, 7003N 16529E, 6953N 16631E, 6950N 16717E. 17184-17193 ICE NW TO 6950N 16717E, 7002N 16754E, 7004N 16800E, 7010N 16828E, 7037N 16925E, 7038N 16946E. 17193-17194 ICE NE TO 7038N 16946E, 7026N 16949E, 7018N 17010E, 7014N 17100E, 7013N 17111E, 7008N 17128E, 7001N 17137E. 17194 ICE NW TO 6953N 17255E, 7006N 17351E, 7011N 17414E, 7023N 17446E, 7038N 17505E. 17194-17191 ICE W TO 7038N 17505E, 7100N 17442E, 7105N 17437E, 7111N 17438E. 17191-17200 ICE N TO 7111N 17438E, 7104N 17600E, 7103N 17620E, 7101N 17736E, 7053N 17824E. 17200-17210 ICE NE TO 7053N 17824E, 7032N 17859E, 7030N 17900E, 7002N 17908E, 6932N 17944W, 6911N 17830W, 6856N 17732W. 17210 ICE NW TO 6856N 17732W, 6907N 17627W, 6935N 17618W. 17210 ICE SW TO 6935N 17618W, 6950N 17628W, 7005N 17705W, 7012N 17756W, 7019N 17757W, 7019N 17757W, 7019N 17800W. 17210-17200-17260 ICE NW TO 7019N 17800W, 7030N 17713W, 7030N 17711W, 7045N 17553W, 7110N 17519W, 7154N 17453W, 7200N 17431W, 7204N 17417W, 7207N 17311W. 17260 ICE W TO 7207N 17311W, 7238N 17349W, 7253N 17355W, 7312N 17345W, 7335N 17320W. 17260 ICE NW TO 7335N 17320W, 7341N 17211W, 7346N 17140W, 7427N 17016W, 7456N 16900W. PART 3 FORECAST FROM 170600UTC TO 180600UTC 17120 WINDS S S/E 9 TO 14 MS GUSTS 18 TO 23 MS TEMP 0 TO MINUS 5 DEGREES VIS 3 TO 8 KM LOCALLY SNOW SEAS 1.3 TO 2.0 M 17130 WINDS S/E S 11 TO 16 MS AFTER 171800UTC W N/W 9 TO 14 MS GUSTS 17 TO 20 MS TEMP MINUS 3 TO PLUS 2 DEGREES VIS 3 TO 8 KM LOCALLY PRECIPITATION SEAS 1.2 TO 2.1 M 17140 WINDS S S/E 7 TO 12 MS GUSTS 17 TO 22 MS TEMP MINUS 3 TO PLUS 2 DEGREES VIS 3 TO 5 KM LOCALLY 0.6 TO 0.8 KM LOCALLY PRECIPITATION FOG SEAS 1.9 TO 3.5 M 17151 WINDS S 10 TO 15 MS AFTER 171200UTC S S/E 7 TO 12 MS GUSTS 17 TO 22 MS TEMP MINUS 4 TO PLUS 1 DEGREES VIS 4 TO 6 KM LOCALLY PRECIPITATION SEAS 1.5 TO 2.9 M AFTER 171200UTC 2.4 TO 4.4 M 17152 WINDS S 8 TO 13 MS AFTER 171200UTC S S/E 9 TO 14 MS AFTER 171800UTC S S/E 7 TO 12 MS GUSTS 17 TO 19 MS TEMP MINUS 4 TO PLUS 1 DEGREES VIS 4 TO 6 KM LOCALLY PRECIPITATION SEAS 1.6 TO 3.0 M AFTER 171200UTC 1.7 TO 3.2 M AFTER 171800UTC 2.1 TO 3.9 M 17153 WINDS S 10 TO 15 MS AFTER 171200UTC S S/W 8 TO 13 MS GUSTS 17 TO 22 MS TEMP MINUS 3 TO PLUS 2 DEGREES VIS 8 TO 10 KM SEAS 1.5 TO 2.8 M AFTER 171200UTC 1.9 TO 3.5 M 17154 WINDS S S/E 7 TO 12 MS AFTER 171500UTC S 9 TO 14 MS AFTER 180000UTC S 11 TO 16 MS TEMP MINUS 4 TO PLUS 1 DEGREES VIS 3 TO 5 KM LOCALLY PRECIPITATION SEAS 1.5 TO 2.8 M AFTER 171500UTC 1.7 TO 3.2 M AFTER 180000UTC 1.9 TO 3.5 M 17161 WINDS N N/W 5 TO 10 MS AFTER 171500UTC N N/E 7 TO 12 MS TEMP MINUS 4 TO PLUS 1 DEGREES VIS 4 TO 6 KM LOCALLY PRECIPITATION SEAS 1.3 TO 2.5 M AFTER 171500UTC 1.6 TO 3.0 M 17162 WINDS E 6 TO 11 MS AFTER 171500UTC N N/E 8 TO 13 MS TEMP MINUS 2 TO PLUS 3 DEGREES VIS 3 TO 5 KM LOCALLY 0.6 TO 0.8 KM LOCALLY PRECIPITATION FOG SEAS 1.2 TO 2.2 M AFTER 171500UTC 1.7 TO 3.2 M 17163 WINDS E N/E 5 TO 10 MS AFTER 180000UTC W 5 TO 10 MS TEMP MINUS 3 TO PLUS 2 DEGREES VIS 3 TO 5 KM LOCALLY PRECIPITATION LOCALLY 1.3 TO 2.3 M AFTER 180000UTC 1.3 TO 2.5 M 17164 WINDS N N/W 6 TO 11 MS AFTER 171200UTC N N/E 7 TO 12 MS AFTER 180000UTC W N/W 5 TO 10 MS TEMP MINUS 2 TO PLUS 3 DEGREES VIS 3 TO 5 KM LOCALLY 0.6 TO 0.8 KM LOCALLY PRECIPITATION FOG SEAS 1.0 TO 1.8 M AFTER 171200UTC 1.0 TO 1.9 M AFTER 180000UTC 0.9 TO 1.7 M 17165 WINDS N/E 5 TO 10 MS AFTER 171200UTC S/E 6 TO 11 MS AFTER 180300UTC W S/W 8 TO 13 MS TEMP MINUS 1 TO PLUS 4 DEGREES VIS 4 TO 6 KM LOCALLY PRECIPITATION SEAS 1.3 TO 2.5 M AFTER 171200UTC 1.0 TO 1.9 M AFTER 180300UTC 1.7 TO 3.1 M 17170 WINDS E S/E 9 TO 14 MS AFTER 180000UTC S S/W 8 TO 13 MS TEMP 0 TO PLUS 5 DEGREES VIS 4 TO 6 KM LOCALLY 0.6 TO 0.8 KM LOCALLY PRECIPITATION FOG SEAS 1.4 TO 2.6 M AFTER 180000UTC 1.3 TO 2.5 M 17181 WINDS S/E 10 TO 15 MS TEMP MINUS 2 TO PLUS 3 DEGREES VIS 10 KM 17183, 17184 WINDS S/E 10 TO 15 MS TEMP MINUS 1 TO PLUS 4 DEGREES VIS 10 KM SEAS 0.3 TO 0.8 M 17191 WINDS S/E 10 TO 15 MS TEMP MINUS 2 TO PLUS 3 DEGREES VIS 10 KM 17193 WINDS S/E 17 TO 22 MS TEMP PLUS 2 TO PLUS 7 DEGREES VIS 10 KM SEAS 1.5 TO 2.0 M 17194 WINDS E 11 TO 16 MS TEMP 0 TO PLUS 5 DEGREES VIS 10 KM SEAS 0.7 TO 1.3 M 17200 WINDS S/E 8 TO 13 MS TEMP MINUS 3 TO PLUS 2 DEGREES VIS 4 TO 6 KM HAZE 17210 WINDS S/E 8 TO 13 MS TEMP MINUS 1 TO PLUS 4 DEGREES VIS 4 TO 6 KM HAZE 17220 WINDS N 11 TO 16 MS TEMP 0 TO PLUS 5 DEGREES VIS 10 KM SEAS 1.5 TO 2.0 M 17230 WINDS E N/E 11 TO 16 MS GUSTS 18 TO 23 MS AFTER 171800UTC E N/E 11 TO 16 MS TEMP 0 TO MINUS 5 DEGREES VIS 3 TO 8 KM LOCALLY SNOW 17241 WINDS S/W S 4 TO 9 MS OF NORTH 81,5N E S/E 7 TO 12 MS GUSTS 15 TO 16 MS AFTER 171200UTC S S/E 2 TO 7 MS AFTER 171800UTC E N/E 3 TO 8 MS AFTER 180000UTC N/E N 5 TO 10 MS OF EAST 136E GUSTS 15 MS AFTER 180300UTC N N/W 6 TO 11 MS OF NORTH 81N GUSTS 15 TO 16 MS TEMP MINUS 3 TO MINUS 8 DEGREES AFTER 180000UTC 0 TO MINUS 5 DEGREES VIS 3 TO 8 KM LOCALLY LESS 1 KM LOCALLY SNOW SNOWSTORM 17243 WINDS S S/E 10 TO 15 MS AFTER 171800UTC E S/E 7 TO 12 MS GUSTS 17 TO 19 MS TEMP 0 TO MINUS 5 DEGREES VIS 3 TO 5 KM LOCALLY PRECIPITATION SEAS 2.0 TO 3.6 M AFTER 171800UTC 2.2 TO 4.1 M 17244 WINDS S 9 TO 14 MS AFTER 171200UTC N N/W 9 TO 14 MS AFTER 171800UTC E N/E 11 TO 16 MS AFTER 180300UTC S S/E 7 TO 12 MS GUSTS 17 TO 20 MS TEMP MINUS 4 TO PLUS 1 DEGREES VIS 3 TO 5 KM LOCALLY 0.6 TO 0.8 KM LOCALLY PRECIPITATION FOG SEAS 1.5 TO 2.7 M AFTER 171200UTC 1.9 TO 3.5 M AFTER 171800UTC 2.0 TO 3.8 M AFTER 180000UTC 2.2 TO 4.1 M 17260 WINDS S/E 10 TO 15 MS TEMP MINUS 3 TO PLUS 2 DEGREES VIS 10 KM