WEATHER BULLETIN ON METAREA 3
HELLENIC NATIONAL MET. SERVICE
ATHENS, THURSDAY 20 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 19-08-26/21 UTC
RELATIVELY SMOOTH BAROMETRIC FIELD WITH LOW PRESSURES 1011 OVER
ADRIATIC AND SOUTHEAST MEDITERRANEAN SEA AND HIGH PRESSURES 1018
OVER NORTHWEST TURKEY
PART 3
FORECAST UP TO 21 AUGUST 04 UTC
NORTH ADRIATIC
SOUTH SOUTHWEST 4 OR 5 SOON SOUTHEAST OVER NORTH PART CYCLONIC
GRADUALLY 5 OR 6. SLIGHT. CHANCE OF THUNDERSTORM
CENTRAL ADRIATIC
SOUTHEAST 5 OVER WEST PART TEMPORARILY CYCLONIC. SLIGHT OR MODERATE
SOUTH ADRIATIC
SOUTH SOUTHEAST 3 UP TO 5. SMOOTH OR SLIGHT
BOOT
SOUTH SOUTHWEST 3 OR 4 SOON 4 OR 5. SMOOTH OR SLIGHT. IN THE MORNING
LOCALLY POOR
MELITA
VARIABLE 3 OR 4 SOON OVER WEST PART SOUTH. SMOOTH. IN THE MORNING
LOCALLY POOR
GABES
EAST 3 OR 4 LATER OVER SOUTH PART 4 OR 5. SMOOTH OR SLIGHT
SIDRA
EAST 3 OR 4. SMOOTH OR SLIGHT
NORTH IONIO
VARIABLE OR NORTH 3 SOON WEST NORTHWEST 3 OR 4 TEMPORARILY OVER
SOUTH PART 4 OR 5. SMOOTH SOON UP TO SLIGHT. IN THE MORNING LOCALLY
POOR
SOUTH IONIO
NORTH 3 OR 4. SMOOTH OR SLIGHT
PATRAIKOS
VARIABLE 3 SOON WEST 4. SMOOTH
KORINTHIAKOS
VARIABLE 3 SOON UP TO 4. SMOOTH
KITHIRA SEA
NORTH NORTHEAST 3 OR 4 OVER NORTH PART LOCALLY VARIABLE. SMOOTH OR
SLIGHT. IN THE MORNING LOCALLY POOR
SOUTHWEST KRITIKO
EAST NORTHEAST 3 OR 4 OVER EAST PART NORTHWEST SOON OVER WEST PART
NORTHEAST 4 OR 5. SMOOTH OR SLIGHT
SOUTHEAST KRITIKO IERAPETRA
NORTHWEST 3 OR 4. SMOOTH OR SLIGHT
TAURUS
WEST 3 OR 4 OVER EAST PART CYCLONIC SOON WEST SOUTHWEST UP TO 5.
SLIGHT. IN THE MORNING LOCALLY POOR
DELTA
NORTHWEST 3 OR 4 SOON 4 OR 5. SMOOTH OR SLIGHT
CRUSADE
NORTH NORTHWEST 3 OR 4 OVER NORTH PART VARIABLE SOON 4 OR 5 OVER
NORTH PART SOUTHWEST. SLIGHT. IN THE MORNING LOCALLY POOR
KASTELLORIZO SEA
WEST 4. SLIGHT. IN THE MORNING LOCALLY POOR
RODOS SEA
WEST NORTHWEST 3 OR 4. SMOOTH. IN THE MORNING LOCALLY POOR
KARPATHIO
NORTHWEST 4 OR 5. SLIGHT. IN THE MORNING LOCALLY POOR
WEST KRITIKO
NORTHWEST 3 OR 4 OVER WEST PART NORTHEAST. SMOOTH. IN THE MORNING
LOCALLY POOR
EAST KRITIKO
WEST NORTHWEST 4. SMOOTH OR SLIGHT. IN THE MORNING LOCALLY POOR
SOUTHWEST AEGEAN
NORTH 3 OR 4. SMOOTH. IN THE MORNING LOCALLY POOR
SOUTHEAST AEGEAN IKARIO
NORTH NORTHWEST 3 OR 4 VERY SOON 4 OR 5 SOON NORTH. SMOOTH OR
SLIGHT. IN THE MORNING LOCALLY POOR
SAMOS SEA
NORTHWEST 4 VERY SOON 4 OR 5. SMOOTH OR SLIGHT. IN THE MORNING OVER
SOUTH LOCALLY POOR
SARONIKOS
VARIABLE 3 OR 4. SMOOTH. IN THE MORNING LOCALLY POOR
SOUTH EVVOIKOS
NORTH 4 VERY SOON NORTHEAST UP TO 5. SMOOTH. IN THE MORNING LOCALLY
POOR
KAFIREAS STRAIT
NORTH 4 VERY SOON 5. SLIGHT
CENTRAL AEGEAN
NORTH NORTHWEST 4 VERY SOON 4 OR 5. SMOOTH OR SLIGHT
NORTHWEST AEGEAN
NORTHEAST 3 OR 4 LATER VARIABLE. SMOOTH
NORTHEAST AEGEAN
NORTHEAST 4 OR 5 SOON NORTH. SMOOTH OR SLIGHT
THRAKIKO
EAST NORTHEAST 3 OR 4 SOON VARIABLE. SMOOTH OR SLIGHT
THERMAIKOS
VARIABLE 3 SOON SOUTH 4. SMOOTH
MARMARA
NORTHEAST 4 SOON 5. SMOOTH OR SLIGHT
WEST BLACK SEA
EAST NORTHEAST 3 OR 4 OVER NORTH PART SOUTH SOUTHWEST 4 OR 5 SOON
OVER SOUTH PART 4 OR 5. SLIGHT. IN THE MORNING LOCALLY POOR
EAST BLACK SEA
NORTHWEST 3 UP TO 5 OVER WEST PART NORTHEAST. SMOOTH OR SLIGHT.
THUNDERSTORM
OUTLOOK FOR THE NEXT 12 HOURS
GALE FORCE WINDS NOT EXPECTED=
Weather bulletin on METAREA 3,
METEO-FRANCE Toulouse, Wednesday 19 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, Wednesday 19 at 12 UTC
Low area around 1010 from west of Balearic islands to Ligurian sea.
Low in west of Balearic island deepening 1007 tomorrow evening on
place.
Strong convection expected the next night from Balearic islands to
Ligurian sea.
Part 3 : Area forecasts to Friday 21 at 00 UTC
EAST OF CABRERA.
Southwesterly 4 or 5, increasing locally 6 or 7 in northwest the next
night. Gusts in showers, and severe gusts in thunderstorms the next
night.
Slight, becoming slight or moderate in late night.
Moderate or poor vis in showers at times thundery in morning, then
becoming poor or very poor in thundery showers the next night.
BALEARES.
South or Southwest 4 or 5, at times 6, locally Variable Cyclonic 3 to
5 near Spain coast, increasing Southwest 6 or 7 everywhere in
evening. Gusts in showers, and severe gusts in thunderstorms in
afternoon.
Slight or moderate, becoming moderate or rough the next night.
Moderate or poor vis in showers at times thundery in late night, then
becoming poor or very poor in thundery showers in afternoon.
MINORQUE.
South or Southwest 4 or 5, locally Variable 2 to 4 in northwest,
becoming Variable Cyclonic 3 to 5 in late night, then becoming
Southerly in afternoon, and increasing 5 or 6 in south. Severe gusts
in thunderstorms.
Slight, becoming slight or moderate in morning.
Moderate or poor vis in showers at times thundery in late night, then
becoming poor or very poor in thundery showers in evening.
LION.
Southwest 4 or 5, veering North or Northwest at midnight, and
increasing at times 6 in early morning, then decreasing Variable 2 to
4 at noon. Gusts in showers.
Smooth or slight, temporarily slight or moderate in morning.
Moderate or poor vis in showers, at times thundery this night and the
next night.
PROVENCE.
South or Southwesterly 2 to 4, locally 5 in far northeast at first,
veering Northwesterly 3 to 5 from west in morning, then Backing
Southwesterly 2 to 4 in evening. Gusts in showers.
Slight.
Moderate or poor vis in thundery showers at noon.
LIGURE.
Southwesterly 3 to 5, increasing at times 6 in afternoon. Gusts in
showers.
Slight, temporarily moderate this night and tomorrow afternoon.
Moderate or poor vis in showers, becoming thundery in afternoon.
CORSE.
Southwesterly 4 or 5, locally 2 to 4 in south, backing Southerly 3 to
5 in morning, then increasing 5 or 6 in northeast in afternoon.
Gusts.
Slight, temporarily moderate in northeast this night and tomorrow
afternoon.
Moderate or poor vis in showers in afternoon, then becoming thundery
the next night.
SARDAIGNE.
South or Southwest 3 or 4, at times 5. Gusts in north in thundery the
next night.
Slight, increasing moderate in northwest at end.
Moderate or poor vis in showers at noon, becoming thundery the next
night in north.
MADDALENA.
South or Southwest 3 to 5, at times 6 leeward Bonifacio strait.
Gusts.
Smooth or slight, at times moderate leeward Bonifacio strait.
ELBE.
Variable Cyclonic 3 to 5, becoming mainly Southerly at noon.
Smooth or slight, at times moderate in far north and far south this
night and tomorrow night.
Moderate vis in some showers.
ALBORAN.
Westerly 4 or 5, at times 6, increasing 5 or 6, at times 7 in
evening. Gusts.
Slight or moderate.
Moderate or poor vis in showers, at times thundery.
PALOS.
Southwesterly 4 or 5, at times 6, increasing 5 or 6, at times 7 at
noon. Gusts.
Slight or moderate, increasing locally rough in far northwest the
evening.
Moderate or poor vis in showers, at times thundery.
ALGER.
Westerly 2 to 4, at times 5, becoming Variable the next night.
Slight, becoming slight or moderate in west at first.
Moderate or poor vis in showers, at times thundery in afternoon.
WEST OF CABRERA.
West or Southwest 6 or 7, decreasing Variable 3 to 5 in morning, then
increasing Southwest 5 or 6 in afternoon, then at times 7 in evening.
Gusts.
Slight or moderate, increasing moderate or rough the next night.
Moderate or poor vis in showers, at times thundery in afternoon.
ANNABA.
South or Southeast 2 to 4, veering Westerly in morning. Gusts in
showers in west in evening.
Smooth or slight.
Moderate or poor vis in showers, at times thundery in evening in
west.
TUNISIE.
Variable 2 to 4, becoming South or Southeast in late night, then
veering South or Southwest the next night.
Smooth or slight.
CARBONARA.
Southerly 2 to 4, increasing temporarily 5 or 6 in far west in
afternoon, then increasing 4 or 5 in west the next night.
Smooth or slight, temporarily moderate in far west in late
afternoon.
LIPARI, CIRCEO.
Variable 2 to 4.
Smooth or slight.
Part 4 : outlook for next 24 hours
Threat of strong convection from Balearic islands to Ligurian sea.
Southwesterly fresh or strong flow from Alboran sea to Ligurian sea.
Threat of Northwesterly near gale over LION Friday morning.