WARNING ON METAREA 3, METEO-FRANCE
WARNING NR 178, FRIDAY 21 AUGUST 2026 AT 0730 UTC
GENERAL SYNOPSIS, FRIDAY 21 OF AUGUST AT 00 UTC.
LOW 1008 IN GULF OF LION, MOVING NORTHEASTWARDS, EXPECTED 1006 OVER
GULF OF GENOA THIS AFTERNOON, SLOW-MOVING AND SLOWLY FILLING
TOMORROW, EXPECTED 1012 TOMORROW AFTERNOON.
LIGURE, CORSE, ELBE.
CONTINUING TO 22/06 UTC.
NEAR CAPE CORSE, WEST OR SOUTHWEST 8. SEVERE GUSTS.=
Weather bulletin on METAREA 3,
METEO-FRANCE Toulouse, Friday 21 August 2026 at 09 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 178.
Part 2 : General synopsis, Friday 21 at 00 UTC
Low 1008 in Gulf of Lion, moving northeastwards, expected 1006 over
gulf of Genoa this afternoon, slow-moving and slowly filling
tomorrow, expected 1012 tomorrow afternoon.
Part 3 : Area forecasts to Saturday 22 at 12 UTC
EAST OF CABRERA.
West or Southwest 5 or 6, decreasing East or Northeast 3 or 4
overnight.
Slight or moderate, locally rough in southeast at first.
BALEARES.
Veering East or Southeast 4 or 5, decreasing 3 or 4 tomorrow morning.
Gusts with thunderstorms.
Slight or moderate.
Poor or very poor vis in thunderstorms near Ebro delta in evening.
MINORQUE.
Northeasterly 4 to 6 from southeast to northwest, decreasing 3 or 4
tomorrow morning. Gusts in thunderstorms.
Slight or moderate.
Poor or very poor vis in thunderstorms, improving in afternoon.
LION.
Increasing North or Northwest 5 or 6 in morning, decreasing 3 or 4
tomorrow morning.
Slight or moderate.
PROVENCE.
Westerly 5 or 6, at times 7 in northeast, decreasing Northwest or
West 4 or 5 in east tomorrow morning. Gusts.
Slight or moderate, locally rough in far northeast in daytime and
evening.
Poor or very poor vis in thunderstorms, improving in afternoon.
LIGURE.
In far north, Cyclonic 3 to 5. Elsewhere, West or Southwest 6 or 7,
locally 8 near Cape Corse in daytime, decreasing 5 or 6 in late
night. Severe gusts.
Moderate or rough, at times very rough near Cape Corse in afternoon,
decreasing slight or moderate tomorrow morning.
Poor or very poor in thunderstorms, improving from west tomorrow
evening.
CORSE.
In north, Southwest 6 or 7, locally 8 near Cape Corse in daytime,
decreasing 5 or 6 in second part of night. Severe gusts.
In south, decreasing West or Southwest 5 or 6, then 4 or 5 in
afternoon. Gusts in thunderstorms.
Moderate or rough, at times very rough near Cape Corse in afternoon,
decreasing slight or moderate tomorrow morning.
Poor or very poor in thunderstorms improving in late afternoon.
SARDAIGNE.
Decreasing Northwesterly 3 to 5 from south to north in afternoon,
then locally Variable 2 to 4 in south in evening, mainly
Northeasterly tomorrow morning. Gusts in thunderstorms.
Slight or moderate, at times rough in north till morning, becoming
moderate at midday.
Poor or very poor in thunderstorms, improving in afternoon.
MADDALENA.
In north, West or Southwest 6 or 7, decreasing 4 to 6 tomorrow
morning. Severe gusts.
In south, Southwesterly 4 or 5, becoming Variable in late afternoon,
then West or Northwest overnight, locally 6 near Bonifacio Strait.
Gusts in thunderstorms.
Decreasing slight or moderate.
Poor or very poor in thunderstorms, improving in late afternoon.
ELBE.
In north, South or Southwest 6 or 7, locally 8 near Cape Corse in
daytime, decreasing West or Southwest 5 or 6 in second part of night.
Severe gusts.
In south, South or Southwest 6 or 7, decreasing Cyclonic 3 to 5 in
evening, then Easterly 3 or 4 tomorrow morning. Gusts.
Increasing moderate or rough, then decreasing slight or moderate in
tomorrow morning.
Poor or very poor in thunderstorms, improving in late afternoon.
ALBORAN.
Westerly 4 or 5, decreasing 2 to 4 in second part of night.
Slight, locally moderate in east at first, decreasing smooth or
slight at end.
PALOS.
Southwesterly 4 or 5, locally 6 at first in east, decreasing 2 to 4
in evening, then backing East or Northeast in late night.
Moderate, decreasing gradually slight in evening.
ALGER.
Westerly 4 or 5, at times 6 at first, decreasing 2 to 4 in evening,
then backing East or Northeast in late night.
Moderate, locally rough in far north at first, decreasing slight in
second part of night.
WEST OF CABRERA.
Southwesterly 3 or 5, locally 6 at first in east, decreasing Variable
2 to 4 in early night, then becoming gradually Easterly in second
part of night.
Moderate, locally rough at first in southeast, decreasing slight
overnight.
Moderate or poor vis in showers in northeast at end.
ANNABA.
Westerly 4 or 5, at times 6 along coasts, but locally Variable 2 to 4
in northeast, becoming West or Northwest 2 to 4 everywhere in
evening, then veering North or Northeast at end.
Slight or moderate, decreasing slight at end.
TUNISIE.
Southerly 3 to 5 in east, but Variable 2 to 4 in west, becoming
gradually West or Northwest 3 to 5 from west in evening.
Slight.
CARBONARA.
South or Southwest 3 to 5, veering Northwesterly from west in second
part of night.
Slight.
LIPARI.
- In west : Southwesterly 3 or 4, temporarily 5 in far southwest in
afternoon.
- In east : Variable 1 to 3, at times 4.
Smooth or slight.
Moderate or poor vis in thundery showers at end.
CIRCEO.
- in far north : West or Southwest 4 or 5, temporarily 6 in
afternoon, decreasing Cyclonic 2 to 4 in late night. Gusts in
thunderstorms.
- elsewhere : South 3 to 5, becoming Variable in evening, then
decreasing 2 to 4 overnight. Gusts in thunderstorms.
Slight, becoming locally moderate in north in afternoon.
Poor vis in thundery rain or showers.
Part 4 : outlook for next 24 hours
- In north of basin : Westerly moderate flow, decreasing Variable
light flow in afternoon.
- In south of basin : increasing East or Northeast moderate or fresh
flow, but locally Variable light or moderate flow in south of
Tyrrhenian sea and in Alboran sea.
WEATHER BULLETIN ON METAREA 3
HELLENIC NATIONAL MET. SERVICE
ATHENS, FRIDAY 21 AUGUST 2026 / 1000 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 21-08-26/03 UTC
LOW PRESSURES 1009 OVER TAURUS AND CRUSADE, 1010 OVER NORTH ITALY,
TO HIGH PRESSURES 1020 OVER BLACK SEA AND THE BALKANS
PART 3
FORECAST UP TO 22 AUGUST 10 UTC
NORTH ADRIATIC
SOUTH SOUTHEAST 5 OR 6 SOON SOUTHWEST. UP TO MODERATE. THUNDERSTORM.
LOCALLY POOR
CENTRAL ADRIATIC
SOUTHEAST 4 OR 5 OVER NORTHEAST 5 OR 6 SOON SOUTH SOUTHEAST 4 OR 5
OVER SOUTH CYCLONIC. UP TO MODERATE
SOUTH ADRIATIC
SOUTH SOUTHEAST 4 OR 5. SLIGHT
BOOT
SOUTHWEST 4 OR 5 SOON OVER NORTH VARIABLE 4. SLIGHT
MELITA
SOUTH SOUTHWEST 3 OR 4 SOON NORTHWEST OVER WEST SOUTH. SMOOTH OR
SLIGHT
GABES
SOUTHEAST 3 OR 4 SOON EAST. SLIGHT
SIDRA
ANTICYCLONIC 3 OR 4 SOON NORTHEAST OVER NORTH WEST UP TO 5. SLIGHT
NORTH IONIO
WEST NORTHWEST 3 UP TO 5 SOON 3 OR 4. SLIGHT
SOUTH IONIO
NORTHWEST 4 OR 5. SLIGHT
PATRAIKOS
WEST NORTHWEST 4 OR 5 VERY SOON 5 SOON 4. SLIGHT
KORINTHIAKOS
VARIABLE 3 SOON NORTHWEST 4 OR 5. SMOOTH OR SLIGHT
KITHIRA SEA
NORTH NORTHEAST 3 UP TO 5 VERY SOON WEST NORTHWEST 4 OR 5 SOON 5.
SLIGHT
SOUTHWEST KRITIKO
NORTH NORTHWEST 3 OR 4 VERY SOON 4 OR 5 SOON EAST OF 23.00 UP TO 6.
SLIGHT SOON UP TO MODERATE
SOUTHEAST KRITIKO IERAPETRA
WEST NORTHWEST 4. SLIGHT
TAURUS
WEST SOUTHWEST 4 OR 5. SLIGHT
DELTA
NORTHWEST 4 SOON WEST NORTHWEST 4 OR 5. SLIGHT
CRUSADE
NORTHWEST 3 OR 4 OVER NORTH WEST SOUTHWEST SOON OVER NORTH UP TO 5.
SLIGHT
KASTELLORIZO SEA
WEST 4 OR 5 SOON WEST NORTHWEST. SLIGHT
RODOS SEA
WEST NORTHWEST 4 OR 5 SOON 3 OR 4. UP TO SLIGHT
KARPATHIO
NORTHWEST 5. SLIGHT
WEST KRITIKO
NORTH NORTHWEST 3 OR 4 VERY SOON WEST NORTHWEST SOON WEST 4. SLIGHT
EAST KRITIKO
WEST NORTHWEST 4 OR 5. SLIGHT
SOUTHWEST AEGEAN
NORTH 3 OR 4 SOON WEST SOUTHWEST OVER NORTH SOUTHEAST. SLIGHT
SOUTHEAST AEGEAN IKARIO
NORTH NORTHWEST 4 OR 5 VERY SOON 5 SOON 4 OVER EAST 5. SLIGHT
SAMOS SEA
WEST NORTHWEST 4 OR 5 SOON 4. SLIGHT
SARONIKOS
VARIABLE 3 OR 4 VERY SOON SOUTH. SMOOTH OR SLIGHT
SOUTH EVVOIKOS
NORTH 5 VERY SOON NORTHEAST SOON NORTH 3 OR 4. SLIGHT
KAFIREAS STRAIT
NORTH 5 OR 6 SOON 5. UP TO MODERATE
CENTRAL AEGEAN
NORTH NORTHWEST 5 AND SOUTH OF 38.00 UP TO 6 SOON 5. UP TO MODERATE
NORTHWEST AEGEAN
NORTHEAST 3 OR 4 VERY SOON VARIABLE. SMOOTH OR SLIGHT
NORTHEAST AEGEAN
NORTHEAST 5 OR 6 VERY SOON NORTH NORTHEAST SOON 5. MODERATE
THRAKIKO
VARIABLE 3 OR 4 VERY SOON SOUTHWEST SOON EAST. SLIGHT
THERMAIKOS
VARIABLE 3. SMOOTH
MARMARA
NORTHEAST 4 OR 5 VERY SOON 5 SOON 4. SLIGHT
WEST BLACK SEA
EAST 5 OR 6 OVER SOUTH UP TO 7 LATER 4 OR 5. MODERATE
EAST BLACK SEA
EAST NORTHEAST 3 OR 4 VERY SOON NORTH NORTHEAST 3 UP TO 5 OVER SOUTH
VARIABLE 4.
OUTLOOK FOR THE NEXT 12 HOURS
GALE FORCE WINDS NOT EXPECTED=