WEATHER BULLETIN ON METAREA 3
HELLENIC NATIONAL MET. SERVICE
ATHENS, TUESDAY 18 AUGUST 2026 / 0400 UTC
- WIND SPEED: BEAUFORT SCALE
- SEA STATE: TOTAL SIGNIFICANT
BE AWARE: WIND GUSTS CAN BE 40 PERCENT STRONGER THAN THOSE GIVEN
HERE AND MAX WAVE HEIGHT UP TO TWICE THAN SIGNIFICANT
PART 1
WARNING NONE
PART 2
GENERAL SYNOPSIS 17-08-26/21 UTC
LOW PRESSURES 1007 OVER TAURUS AND OVER NORTH BALKANS AND RELATIVELY
HIGH PRESSURES 1013 OVER CENTRAL MEDITERRANEAN SEA
PART 3
FORECAST UP TO 19 AUGUST 04 UTC
NORTH ADRIATIC
VARIABLE 3 OR 4. SMOOTH OR SLIGHT. LOCALLY POOR. CHANCE OF
THUNDERSTORM
CENTRAL ADRIATIC
VARIABLE 3 OR 4. SMOOTH OR SLIGHT. LOCALLY POOR. CHANCE OF
THUNDERSTORM
SOUTH ADRIATIC
VARIABLE 3 OR 4 OVER WEST PART NORTH NORTHWEST UP TO 5. SLIGHT.
LOCALLY POOR. CHANCE OF THUNDERSTORM
BOOT
NORTH NORTHWEST 3 UP TO 5. SLIGHT. LOCALLY POOR. THUNDERSTORM
MELITA
WEST NORTHWEST 4 OR 5 SOON OVER NORTH PART 5 OR 6. SLIGHT. LOCALLY
POOR. CHANCE OF THUNDERSTORM
GABES
WEST SOUTHWEST 3 OR 4 SOON NORTH NORTHWEST. SMOOTH OR SLIGHT.
LOCALLY POOR
SIDRA
VARIABLE 3 OR 4 OVER NORTH PART WEST UP TO 5. SLIGHT. LOCALLY POOR.
CHANCE OF THUNDERSTORM
NORTH IONIO
VARIABLE 3 SOON WEST 3 OR 4. SMOOTH OR SLIGHT. LOCALLY POOR
SOUTH IONIO
WEST 3 OR 4. SLIGHT. LOCALLY POOR. CHANCE OF THUNDERSTORM
PATRAIKOS
VARIABLE 3 SOON WEST UP TO 4. SMOOTH SOON UP TO SLIGHT. LOCALLY
POOR
KORINTHIAKOS
WEST 3 OR 4. SLIGHT. LOCALLY POOR
KITHIRA SEA
WEST NORTHWEST 3 OR 4 SOON 4 OR 5. SLIGHT. LOCALLY POOR
SOUTHWEST KRITIKO
WEST NORTHWEST 3 OR 4 SOON UP TO 5. SLIGHT. LOCALLY POOR. CHANCE OF
THUNDERSTORM
SOUTHEAST KRITIKO IERAPETRA
WEST NORTHWEST 3 OR 4. SLIGHT. LOCALLY POOR
TAURUS
WEST SOUTHWEST 3 OR 4 SOON 4 OR 5. SLIGHT SOON UP TO MODERATE.
LOCALLY POOR. CHANCE OF THUNDERSTORM
DELTA
WEST NORTHWEST 3 OR 4 SOON 4 OR 5. SLIGHT SOON UP TO MODERATE.
LOCALLY POOR
CRUSADE
WEST SOUTHWEST 3 OR 4 SOON 4 OR 5 OVER SOUTH PART NORTHWEST. SLIGHT
SOON UP TO MODERATE. LOCALLY POOR. CHANCE OF THUNDERSTORM
KASTELLORIZO SEA
WEST 4 OR 5. SLIGHT. LOCALLY POOR
RODOS SEA
WEST NORTHWEST 4 SOON WEST UP TO 5. SLIGHT. LOCALLY POOR
KARPATHIO
NORTHWEST 4 SOON WEST. SLIGHT. LOCALLY POOR
WEST KRITIKO
WEST 4 SOON UP TO 5. SLIGHT. LOCALLY POOR
EAST KRITIKO
WEST 4. SLIGHT. LOCALLY POOR
SOUTHWEST AEGEAN
VARIABLE 3 OVER SOUTH PART WEST 4, SOON WEST SOUTHWEST UP TO 5.
SMOOTH OR SLIGHT. LOCALLY POOR
SOUTHEAST AEGEAN IKARIO
WEST SOUTHWEST 3 OR 4. SMOOTH OR SLIGHT. LOCALLY POOR
SAMOS SEA
WEST NORTHWEST 3 OR 4. SMOOTH OR SLIGHT. LOCALLY POOR
SARONIKOS
VARIABLE 3 SOON SOUTH 4. SMOOTH OR SLIGHT. LOCALLY POOR
SOUTH EVVOIKOS
VARIABLE 3 SOON SOUTH 4. SMOOTH OR SLIGHT. LOCALLY POOR
KAFIREAS STRAIT
VARIABLE 3 SOON SOUTH 4. SMOOTH OR SLIGHT. LOCALLY POOR
CENTRAL AEGEAN
VARIABLE 3 OR 4. SMOOTH OR SLIGHT. LOCALLY POOR
NORTHWEST AEGEAN
SOUTHEAST 3 OR 4. SMOOTH OR SLIGHT. LOCALLY POOR
NORTHEAST AEGEAN
VARIABLE 3 OR 4. SMOOTH OR SLIGHT. LOCALLY POOR
THRAKIKO
VARIABLE 3 SOON SOUTH UP TO 4. SMOOTH OR SLIGHT. LOCALLY POOR
THERMAIKOS
VARIABLE 3 VERY SOON SOUTH SOUTHEAST UP TO 4. SMOOTH OR SLIGHT.
LOCALLY POOR
MARMARA
VARIABLE 3 OR 4. SMOOTH OR SLIGHT. LOCALLY POOR
WEST BLACK SEA
VARIABLE 3 OR 4 OVER WEST PART SOUTH 4 OR 5. SMOOTH OR SLIGHT.
LOCALLY POOR
EAST BLACK SEA
VARIABLE 3 OR 4. SMOOTH OR SLIGHT. LOCALLY POOR. THUNDERSTORM
OUTLOOK FOR THE NEXT 12 HOURS
GALE FORCE WINDS NOT EXPECTED=
Weather bulletin on METAREA 3,
METEO-FRANCE Toulouse, Monday 17 August 2026 at 21 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, Monday 17 at 12 UTC
High pressure near 1016 over Balearic sea.
Low 1008 between Corsica and French Riviera, expected 1011 tomorrow
morning, then filling. Another low deepening 1009 tomorrow afternoon
along Provence coasts.
Shallow low around 1010 along Algerian coast, filling tomorrow
morning.
Part 3 : Area forecasts to Wednesday 19 at 00 UTC
EAST OF CABRERA.
East or Northeast 2 to 4, becoming Variable Clockwise in late
afternoon.
Smooth or slight, increasing locally moderate in northeast in
morning.
BALEARES.
Variable 2 to 4, becoming South or Southeast 3 or 4 tomorrow
afternoon, but locally 5 or 6 in Gulf of Valencia and becoming
Cyclonic in evening.
Smooth or slight, becoming slight or moderate the next night in Gulf
of Valencia.
MINORQUE.
- in northeast : North or Northwest 5 or 6, decreasing 4 or 5 at
noon, then backing West in evening.
- in southwest : Clockwise 2 to 4, increasing temporarily North or
Northeast 3 to 5 in morning.
Smooth or slight, increasing gradually slight or moderate from
northeast.
LION.
Northwest 5 or 6, decreasing Westerly 4 or 5 in afternoon. Gusts.
Slight or moderate, decreasing smooth or slight in west in
afternoon.
PROVENCE.
In far northeast : Northerly 2 to 4, becoming Variable at noon.
Elsewhere : West or Northwest 5 or 6, at times 7, decreasing Westerly
4 or 5, at times 6 in afternoon. Gusts.
Slight or moderate, increasing moderate or rough in second part of
night, except in far northeast, then abating slight or moderate in
afternoon.
LIGURE.
East or Northeast 2 to 4, locally Southwest 5 or 6 in far southeast
at first, becoming Variable 1 to 3 at noon, then South or Southwest 2
to 4 in late afternoon. Gusts in thunderstorms.
Slight or moderate, decreasing smooth or slight in morning.
Poor or very poor vis in thunderstorms, clearing in first part of
night.
CORSE.
In north : Cyclonic 3 to 5, at times 6 at first, decreasing 2 to 4 in
morning, then becoming South or Southwest the next night. Gusts.
In south : West 4 or 5, temporarily 6 in far west in first part of
night, decreasing West or Northwest 2 to 4 in late night.
Slight or moderate, locally rough in far west at first.
SARDAIGNE.
In north : Northwest 5 or 6, decreasing 4 or 5 in afternoon. Gusts.
In south : North or Northwest 3 to 5, decreasing 2 to 4 the next
night.
Slight or moderate, locally moderate or rough in northeast till
tomorrow afternoon.
MADDALENA.
Leeward Bonifacio strait : West or Northwest 5 or 6, decreasing
Variable 2 to 4 in late night, then increasing Westerly 4 or 5 the
next night. Gusts.
Elsewhere : Variable 2 to 4.
Slight, locally moderate in axis of strait, decreasing smooth or
slight in morning.
Moderate vis in some showers at first.
ELBE.
Variable 2 to 4, becoming Northwest 3 or 4 along Italian coast in
afternoon.
Smooth or slight.
ALBORAN.
Variable 2 to 4, becoming West or Southwest at end.
Smooth or slight.
Poor vis due to some fog patches.
PALOS.
Cyclonic 3 to 5, decreasing 2 to 4 in second part of night, and
becoming Westerly the next night.
Slight or moderate, decreasing slight in second part of night.
Poor vis due to some coastal fog patches.
ALGER.
Easterly 3 or 4, at times 5 in west.
Slight.
WEST OF CABRERA.
East or Northeast 2 to 4, veering Southeasterly in afternoon, and
increasing temporarily 5 in far northwest in evening.
Smooth or slight.
ANNABA.
In west : East or Northeast 2 to 4, backing temporarily North or
Northwest in afternoon.
In east : North or Northwest 2 to 4, increasing temporarily 5 near
Cape Teulade in afternoon.
Smooth or slight, becoming slight or moderate from north in morning.
TUNISIE.
Northwesterly 4 or 5, at times 6, increasing 5 or 6 in afternoon, and
decreasing 3 to 5 the next night.
Smooth or slight, increasing slight or moderate in second part of
night.
CARBONARA.
Northwesterly 3 to 5, but locally Variable 2 to 4 in northeast,
decreasing Variable 2 to 4 in morning, and increasing temporarily
West 5 or 6 in far southwest in afternoon.
Smooth or slight, temporarily moderate in far south in second part of
night and in afternoon.
Moderate vis in some showers in east till noon.
LIPARI.
Variable 2 to 4, increasing temporarily Cyclonic 3 to 5 in far
southwest in second part of night till noon, then becoming North or
Northwest in afternoon.
Smooth or slight.
Poor vis in thundery showers, improving in afternoon.
CIRCEO.
Variable 2 to 4, locally Cyclonic 3 to 5 in north overnight.
Smooth or slight, locally moderate in north overnight.
Poor vis in thundery showers, improving in north in afternoon.
Part 4 : outlook for next 24 hours
- In east of basin : Northwesterly moderate or fresh flow from gulf
of Lion to Tunisia, and leeward Bonifacio Strait, decreasing moderate
Wednesday morning.
Variable light or moderate flow in Tyrrhenian sea.
- In west of basin : West or Southwest light or moderate flow,
locally fresh near Gibraltar, becoming moderate or fresh in
afternoon everywhere.