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IPMA participates in the Open Day
Mon May 25 09:00:00 UTC 2026
FVON-Okinka programme

First device on guinean vessel
Mon May 25 09:00:00 UTC 2026
IPMA represented in Rennes

6th meeting of the AQUAFISH0.0 project
Mon May 04 09:00:00 UTC 2026

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IPMA>Sea>Marine forecast

Navigation forecastMarine

bulletins METAREAs - Mainland zone

			0000170500

405

FQPO68 LPMG 251650

INSTITUTO PORTUGUES DO MAR E DA ATMOSFERA.
WEATHER BULLETIN FOR SHIPPING FOR THE ATLANTIC ZONES LIMITED
BY MERIDIANS 22W-07W AND BY PARALLELS 35N-45N.
I - T T T   T T T   T T T.
VERY POOR VIS WARNING UP TO 20 MILES FROM THE COAST FROM RIVER MINHO 
TO CAPE CARVOEIRO IN ZONE 17(PORTO).
VERY POOR VIS WARNING IN ZONES 16(FINISTERRE) AND 17(PORTO). 
II - WEATHER SUMMARY AT 251200UTC:
HIGH/ 1030HPA/ 55N07W/ EXP 261200UTC/ 1033HPA/ 56N13W.
LOW/ 1022HPA/ 43N12W/ EXP 261200UTC/ 1022HPA/ 45N15W.
LOW/ 1016HPA/ 37N35W/ EXP 261200UTC/ 1000HPA/ 41N34W.
FRONTAL WAVE/ 27N50W/ 30N40W/ 37N35W/ 40N31W/ 44N28W/ 48N25W/ 
51N19W/ MOV E 20KT/ MOD TO STRG ACTIVITY.
III - FORECAST VALID TO 261800UTC:
4 - CHARCOT:
N QUAD 2 TO 4, GRADUALLY BECMG VAR 2 TO 3, BEING S QUAD IN FAR W.
GOOD TO MOD VIS.
NW WAVES 1.5 TO 2.5 M. 
6 - JOSEPHINE:
E QUAD 2 TO 4.
GOOD TO MOD VIS.
NW WAVES 1.5 TO 2 M.
16 - FINISTERRE:
VAR 2 TO 3, SOMETIMES 4, BECMG W/SW 3 TO 4, SOMETIMES 5, IN N FM 
MIDDLE OF MORNING.
GOOD TO MOD VIS, TEMPO POOR TO VERY POOR NR COAST DURING NIGHT AND 
MORNING.
NW WAVES 1.5 TO 2 M.
17 - PORTO:
VAR 2 TO 3, SOMETIMES 4.
GOOD TO MOD VIS, SOMETIMES POOR TO VERY POOR IN FAR E DURING NIGHT 
AND MORNING.
NW WAVES 1.5 TO 2 M.
18 - S.VICENTE:
E/NE 3 TO 4, BEING 4 TO 6 IN FAR SE AND N QUAD 3 TO 4 IN N, BECMG E 
QUAD 3 TO 5, SOMETIMES 6, FM MORNING.
GOOD TO MOD VIS, SOMETIMES POOR IN FAR NE UNTIL EARLY MORNING.
N/NW WAVES 1.5 TO 2 M, BEING E QUAD WAVES 1.5 TO 2.5 M IN FAR SE.
19 - CADIZ:
E QUAD 4 TO 6, BEING 6 TO 7 IN CENTRAL AREA.
GOOD VIS.
E QUAD WAVES 1.5 TO 2.5 M.
FORECASTER: GOMES.
SOURCE: INSTITUTO PORTUGUES DO MAR E DA ATMOSFERA.

bulletins METAREAs - Arq. Madeira zone

			0000082300

402

FQMD68 LPMG 251650

INSTITUTO PORTUGUES DO MAR E DA ATMOSFERA.
WEATHER BULLETIN FOR SHIPPING FOR THE ATLANTIC ZONES LIMITED
BY MERIDIAN 22W AND WEST COAST OF AFRICA AND BY PARALLELS 30N-35N.
I - NO WARNINGS.
II - WEATHER SUMMARY AT 251200UTC:
HIGH/ 1030HPA/ 55N07W/ EXP 261200UTC/ 1033HPA/ 56N13W.
III - FORECAST VALID TO 261800UTC:
8 - MADEIRA:
N/NE 2 TO 4, GRADUALLY BECMG N QUAD IN E AND VAR 2 TO 3 IN W.
GOOD TO MOD VIS.
N QUAD WAVES 1.5 TO 2 M, BECMG NW WAVES.
21 - CASABLANCA:
E/NE 3 TO 4, SOMETIMES 5, TEMPO VAR 2 TO 3 IN FAR W DURING NIGHT.
GOOD VIS.
NW WAVES 1.5 TO 2 M.
22 - AGADIR:
NE 2 TO 4, TEMPO E DURING NIGHT, GRADUALLY BECMG N QUAD 3 TO 4, 
SOMETIMES 5 IN FAR SE LATER.
GOOD VIS.
NW WAVES 1 TO 1.5 M.
FORECASTER: GOMES.
SOURCE: INSTITUTO PORTUGUES DO MAR E DA ATMOSFERA.

bulletins METAREAs - Arq. Azores zone

			0000198200

414

FQAZ68 LPMG 251701

INSTITUTO PORTUGUES DO MAR E DA ATMOSFERA.
WEATHER BULLETIN FOR SHIPPING FOR THE ATLANTIC ZONES
LIMITED BY MERIDIANS 40W-22W AND BY PARALLELS 30N-45N.
I - TTT TTT TTT.
STRG GALE WARNING IN ZONE 3(ALTAIR).
VERY POOR VIS WARNING IN ZONES 3(ALTAIR), 5(ACORES)
AND 7(IRVING).
HEAVY WAVES WARNING IN ZONE 3(ALTAIR).
NEAR GALE WARNING UP TO 20 MILES FROM THE COAST OF
FLORES AND CORVO ISLANDS FROM AZORES IN ZONE 5(ACORES).
VERY POOR VIS WARNING UP TO 20 MILES FROM THE COAST OF
FLORES AND CORVO ISLANDS FROM AZORES IN ZONE 5(ACORES).
II - WEATHER SUMMARY AT 251200UTC:
HIGH/ 1030HPA/ 55N07W/ EXP 261200UTC/ 
1033HPA/ 56N13W.
HIGH/ 1035HPA/ 40N57W/ EXP 261200UTC/ 
1029HPA/ 34N50W.
LOW/ 1016HPA/ 37N35W/ EXP 261200UTC/ 
1000HPA/ 41N34W.
C-FRONT WITH WAVES/ 27N50W/ 30N40W/ 37N35W/ 
40N31W/ 44N28W/ 48N25W/ 51N19W/ MOV E 
20KT/ MOD TO STRG ACTIVITY.
III - FORECAST VALID TO 261800UTC:
3 - ALTAIR:
IN W: N/NE 3 TO 5, BECMG CYCLONIC CIRC 7 TO 9.
IN E: S/SE 3 TO 5, INCR 4 TO 6.
POOR TO VERY POOR VIS, BEING GOOD TO MOD IN E IN THE
FIRST HALF.
W/NW WAVES 2 TO 3 M, IN W BECMG CYCLONIC CIRC 4 TO 6 M
AND IN E BECMG S/SW.
5 - ACORES:
IN W: CYCLONIC CIRC 5 TO 7, BECMG W QUAD.
IN E: ANTICYCLONIC CIRC 2 TO 4, BECMG S 3 TO 5 OCNL 6
AND W/SW IN FAR W.
POOR TO VERY POOR VIS, BEING GOOD TO MOD OCNL POOR IN
E IN THE FIRST HALF.
N/NW WAVES 1 TO 2 M, BECMG W QUAD AND INCR 2 TO 4 M.
7 - IRVING:
IN W: S QUAD 3 TO 5, VEER W/NW 4 TO 6.
IN E: E/SE 2 TO 3, VEER S/SW 3 TO 5.
GOOD TO MOD VIS TEMPO POOR TO VERY POOR.
N QUAD WAVES 1 TO 2 M, BECMG W/NW AND INCR 2 TO 3 M IN
FAR W.
30 - MILNE:
N QUAD 2 TO 4, INCR 6 TO 8.
GOOD TO MOD VIS OCNL POOR.
N/NW WAVES 2 TO 3 M, INCR 3 TO 4 M.
31 - MARSALA:
N/NW 4 TO 6 BEING W IN SE, INCR 5 TO 7.
GOOD VIS OCNL MOD, BEING MOD TO POOR IN S IN THE
BEGINNING.
N/NW WAVES 2 TO 3 M, INCR 3 TO 4 M.
METEOROLOGIST: VIEIRA.
SOURCE: INSTITUTO PORTUGUES DO MAR E DA ATMOSFERA -
PORTUGAL.

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Ria Formosa Natural Park

FVON-Okinka programme

IPMA represented in Rennes

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