SECURITY
WEATHER BULLETIN FOR METAREA XX
ISSUED BY THE ARCTIC AND ANTARCTIC RESEARCH INSTITUTE
ST PETERSBURG ON THE 20 APRIL 2024 AT 0600UTC
PART 1
AT 200600UTC
STORM WARNING
01130
FROM 200600UTC TO 202100UTC
WINDS N/E E GUSTS 25 TO 29 MS
01240, 01240
FROM 200600UTC TO 201800UTC
WINDS N/E N 25 TO 28 MS
GALE WARNING
01100, 01110, 01120
FROM 200600UTC TO 201800UTC
WINDS E N/E GUSTS 17 MS
01130
FROM 202100UTC TO 210600UTC
WINDS N/E E GUSTS 18 TO 23 MS
01140
FROM 200600UTC TO 210600UTC
WINDS N/E E GUSTS 19 TO 24 MS
01240, 01250
FROM 201800UTC TO 210600UTC
WINDS N/E N 17 TO 20 MS
17021
FROM 201200UTC TO 210600UTC
WINDS N/E E GUSTS 17 TO 20 MS
17023
FROM 201800UTC TO 210600UTC
WINDS N/E E GUSTS 18 MS
17064, 17090
FROM 200600UTC TO 201800UTC
WINDS N N/E GUSTS 17 TO 22 MS
PART 2
SYNOPSIS AT 200600UTC
LOW 1000 HPA 80N 001W MOVING W 7 KMH DEEPENING
HIGH 1041 HPA 77N 058E MOVING W 10 KMH INCREASE
HIGH 1037 HPA 80N 100E STATIONARY INCREASE
LOW 1011 HPA 70N 098E MOVING E 8 KMH FILLING
LOW 993 HPA 63N 038E MOVING N/E 15 KMH FILLING
ICE AT 191200UTC
A3-A4
ICE E TO 7940N 00835E, 7937N 00906E, 7933N 00919E, 7925N 00921E,
7914N 00946E, 7908N 00956E, 7907N 01000E, 7904N 01007E,
7900N 01001E, 7900N 01000E, 7853N 00948E.
B4-C4
ICE NE TO 7727N 01146E, 7720N 01217E, 7641N 01245E, 7617N 01327E,
7600N 01409E, 7550N 01432E, 7534N 01456E, 7505N 01610E,
7500N 01628E, 7453N 01656E, 7436N 01808E, 7424N 01829E,
7420N 01901E.
C4-C5-B5
ICE NW TO 7420N 01901E, 7422N 01924E, 7429N 01953E, 7437N 01958E,
7437N 02000E, 7446N 02026E, 7500N 02119E, 7507N 02145E,
7506N 02241E, 7523N 02315E, 7532N 02349E, 7534N 02447E,
7541N 02522E, 7552N 02552E, 7613N 02621E.
B5
ICE N TO 7613N 02621E, 7616N 02702E, 7610N 02743E, 7609N 02805E.
B5
ICE NW TO 7609N 02805E, 7626N 02848E, 7629N 02919E, 7630N 02952E,
7629N 03000E.
01020
ICE NE TO 7629N 03000E, 7622N 03048E, 7617N 03148E, 7613N 03241E,
7606N 03318E, 7559N 03420E, 7559N 03420E.
01020
ICE E TO 7559N 03420E, 7556N 03427E, 7535N 03408E, 7527N 03403E.
01020
ICE NE TO 7527N 03403E, 7517N 03451E, 7508N 03542E, 7502N 03620E.
01020
ICE N TO 7502N 03620E, 7504N 03740E, 7510N 03855E, 7514N 04005E,
7512N 04119E, 7524N 04329E, 7516N 04621E, 7512N 04736E,
7510N 04758E.
01020-01110
ICE E TO 7510N 04758E, 7504N 04811E, 7500N 04812E, 7454N 04813E,
7436N 04737E, 7422N 04703E.
01110-01120
ICE NE TO 7422N 04703E, 7418N 04714E, 7358N 04835E, 7349N 04908E,
7342N 04947E, 7338N 05000E, 7336N 05006E.
01120-01110
ICE E TO 7336N 05006E, 7331N 05006E, 7324N 05000E, 7320N 04957E,
7308N 04945E, 7241N 04949E, 7225N 04953E.
01110
ICE SE TO 7225N 04953E, 7216N 04935E, 7209N 04911E, 7158N 04820E.
01110
ICE E TO 7158N 04820E, 7150N 04804E, 7138N 04801E, 7123N 04819E,
7109N 04820E, 7104N 04825E, 7057N 04841E, 7052N 04852E,
7048N 04850E.
01110
ICE SE TO 7048N 04850E, 7038N 04825E, 7030N 04759E.
01110-01100
ICE S TO 7030N 04759E, 7029N 04714E, 7027N 04643E, 7019N 04535E,
7017N 04504E, 7016N 04448E, 7003N 04403E, 6956N 04320E,
6952N 04257E, 7002N 04157E, 7003N 04131E, 7002N 04116E,
6954N 04049E, 6951N 04039E, 6948N 04002E.
01100-01240
ICE NE TO 6948N 04002E, 6941N 04001E, 6935N 04012E, 6933N 04023E,
6925N 04031E, 6925N 04031E, 6912N 04029E, 6904N 04028E,
6853N 04043E, 6843N 04059E, 6835N 04137E.
01240
ICE SE TO 6835N 04137E, 6827N 04130E, 6812N 04106E, 6806N 04042E,
6800N 04036E, 6747N 04039E.
PART 3
FORECAST FROM 200600UTC TO 210600UTC
01010, 01020
WINDS S S/W 8 TO 13 MS
TEMP MINUS 5 TO MINUS 10 DEGREES
VIS 6 TO 10 KM LOCALLY 1 TO 2 KM LOCALLY SNOW
SEAS 1.0 TO 2.0 M
01100, 01110, 01120
WINDS E N/E 17 MS AFTER 201800UTC E N/E 15 TO 16 MS
TEMP MINUS 3 TO MINUS 8 DEGREES
VIS 6 TO 10 KM SOMETIMES 1 TO 2 KM SOMETIMES SNOW
SLOWLY ICE ACCRETION SHIPS
SEAS 2.0 TO 4.0 M
01130
WINDS N/E E 17 TO 22 MS GUSTS 25 TO 29 MS
AFTER 202100UTC N/E E 11 TO 16 MS GUSTS 18 TO 23 MS
TEMP MINUS 10 TO MINUS 15 DEGREES
VIS 4 TO 9 KM LOCALLY 0.2 TO 0.7 KM LOCALLY SNOW
01140
WINDS N/E E 9 TO 14 MS GUSTS 19 TO 24 MS
TEMP MINUS 12 TO MINUS 17 DEGREES
VIS 4 TO 9 KM LOCALLY 0.2 TO 0.7 KM LOCALLY SNOW FOG
01240, 01250
WINDS N/E N 25 TO 28 MS AFTER 201800UTC N/E N 17 TO 20 MS
TEMP MINUS 4 TO MINUS 9 DEGREES
VIS 6 TO 10 KM SOMETIMES 1 TO 2 KM SOMETIMES SNOW
SLOWLY ICE ACCRETION SHIPS
SEAS 3.0 TO 3.5 M
17021
WINDS N/E E 11 TO 16 MS AFTER 201200UTC GUSTS 17 TO 20 MS
TEMP MINUS 20 TO MINUS 25 DEGREES
VIS 4 TO 9 KM
17022
WINDS N N/E 9 TO 14 MS
TEMP MINUS 19 TO MINUS 24 DEGREES
VIS 4 TO 9 KM
17023
WINDS N/E E 11 TO 16 MS AFTER 201800UTC GUSTS 18 MS
TEMP MINUS 17 TO MINUS 22 DEGREES
VIS 4 TO 9 KM
17030
WINDS N N/W 7 TO 12 MS
TEMP MINUS 20 TO MINUS 25 DEGREES
VIS 4 TO 9 KM
17062
WINDS N N/E 10 TO 15 MS
TEMP MINUS 19 TO MINUS 24 DEGREES
VIS 4 TO 9 KM
17063
WINDS N N/E 9 TO 14 MS
TEMP MINUS 19 TO MINUS 24 DEGREES
VIS 4 TO 9 KM
17064
WINDS N N/E 9 TO 14 MS
FROM 200600UTC TO 201800UTC GUSTS 17 TO 22 MS
TEMP MINUS 18 TO MINUS 23 DEGREES
VIS 4 TO 9 KM LOCALLY SNOW
17071
WINDS N 11 TO 16 MS
TEMP MINUS 20 TO MINUS 25 DEGREES
VIS 4 TO 9 KM
17073
WINDS N N/E 8 TO 13 MS AFTER 201800UTC 6 TO 11 MS
TEMP MINUS 20 TO MINUS 25 DEGREES
VIS 4 TO 9 KM LOCALLY SNOW
17090
WINDS N N/E 10 TO 15 MS
FROM 200600UTC TO 201800UTC GUSTS 17 TO 22 MS
TEMP MINUS 15 TO MINUS 20 DEGREES LOCALLY MINUS 10 DEGREES
VIS 4 TO 9 KM LOCALLY 0.5 TO 1.0 KM LOCALLY SNOW
NNNN