Weather West Africa Meteorological Bulletin MET Area II (Abbreviated) - Cape Verde to Gulf of Guinea

FQNT52 LFPW 131941

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Weather bulletin on METAREA 2,

METEO-FRANCE Toulouse, Sunday 13 August 2017 at 2215 UTC.

Wind speed in BEAUFORT SCALE.

Sea state in DOUGLAS SCALE.

Please be aware, wind gusts can be a further 40 percent stronger than

the averages given here, and maximum waves may be up to twice the

significant height.

Part 1 : WARNING NR 359.

Part 2 : General synopsis, Sunday 13 at 12 UTC

Low 1007 over Western Sahara slow-moving.

Persistence of low area 1010-1012 over north Morocco-south Spain,

moving gradually northwards, extended from Morocco to south Bay of

Biscay on Monday 12 UTC.

Low 1013 51N16W, moving northeast, expected 1007 just west Scotland

by 14/12 UTC. Associated cold front in southwest crossing areas above

42N, reaching northwest PAZENN by 14/12 UTC.

Shallow low 1020 42N26W expected 40N25W by 14/00 UTC then 1022 by

15/00 UTC then filling.

New trough reaching extreme west FARADAY by 14/12 UTC then moving

eastwards.

High 1028 west of 35W expected 1026 37N35W by 14/12UTC.

Tropical wave near 32W from 07N to 21N, moving west at 15 to 20 kt.

Monsoon trough extends from 19N16W to 13N22W to 09N45W.

Part 3 : Area forecasts to Tuesday 15 at 00 UTC

CAPE VERDE.

Northeast 4 or 5, but locally 3 or 4 near islands.

Moderate.

Thundery showers over south of CAPE VERDE.

CAP BLANC.

North or Northeast 4 or 5, at times 6 along coasts at first, then at

end.

Moderate.

Locally sand haze.

CAP TIMIRIS.

Northerly 3 to 5 in north, but Variable 2 to 4 in south.

Moderate.

Thundersqualls with gusts in south. Locally sand haze.

SIERRA LEONE.

West or Southwest 3 to 5, at times 6, but Variable Cyclonic in far

northwest. Gusts.

Moderate.

Thundersqualls with severe gusts.

GULF OF GUINEA.

Southwest 3 or 4, but Southerly in west.

Moderate.

Thundersqualls with severe gusts in north and near coasts.

POINTE NOIRE.

South or Southeast 3 or 4, at times 5 in south at end.

Moderate.

Part 4 : outlook for next 24 hours

Persistence of South or Southwest near gale over FARADAY and ALTAIR.

Threat of South or Southwest near gale over ROMEO and north CHARCOT.

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