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

FQNT52 LFPW 101939

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Weather bulletin on METAREA 2,

METEO-FRANCE Toulouse, Sunday 10 September 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 : NO WARNING.

Part 2 : General synopsis, Sunday 10 at 12 UTC

Low 974 59N10W, expected 975 just east Scotland by 11/00 UTC, then

slow moving east. Associated trough crossing Bay of Biscay, English

Channel then North Sea.

Low 1004 over Sahara, filling.

New low deepening 1002 52N26W by 12/00 UTC, moving east

High 1030 42N33W, slow-moving , expected 1026 40N29W by 12/00 UTC.

Tropical wave from 15N26W to 06N27W, moving W at 20-25 kt.

Monsoon trough extends from 12N17W to 11N27W to 12N32W to 10N41W.

Part 3 : Area forecasts to Tuesday 12 at 00 UTC

CAPE VERDE.

In southwest : East or Northeast 4 or 5, increasing Cyclonic 5 or 6

soon, then 6 or 7 at end. Gusts.

Elsewhere : East or Northeast 4 or 5, decreasing 3 or 4 soon, at

times 5 in extreme east.

Moderate, becoming moderate or rough in southwest soon.

Some thundery showers in southwest.

CAP BLANC.

North or Northeast 5 or 6, decreasing locally Northeast 4 in

northwest later.

Moderate or rough from north to south.

Sand haze.

CAP TIMIRIS.

Northwesterly 4 or 5, at times 6 in northeast, increasing Northerly 5

or 6 at end.

Moderate or rough.

Sand haze.

SIERRA LEONE.

Variable 2 to 4, locally Cyclonic 4 to 6 with gusts in northwest,

becoming West or Northwest 4 or 5 in east at end.

Moderate, temporarily rough in northwest.

Thundersqualls with severe gusts.

GULF OF GUINEA.

Southerly 3 or 4.

Moderate.

Locally thundersqualls in far east and near coasts.

POINTE NOIRE.

South or Southeast 3 or 4, locally 5 in far southwest.

Moderate.

Part 4 : outlook for next 24 hours

Threat of Southwest near gale over IROISE and YEU on tuesday

evening.

Threat of Westerly near gale over north FARADAY, north ROMEO, north

PAZENN.

Threat of Cyclonic near gale over southwest of CAPE VERDE.

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