WEATHER BULLETIN ON METAREA 3
HELLENIC NATIONAL MET. SERVICE
ATHENS, MONDAY 20 APRIL 2026 / 2200 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 20-04-26/15 UTC
LOW WITH FRONT AND CENTRE 1006 OVER NORTHEAST BALKANS IS MOVING EAST
NORTHEASTWARDS AND IS EXPECTED 1006 OVER THE NORTH OF WEST BLACK SEA
BY 21/00 UTC. LOW PRESSURES 1010 OVER TAURUS AND HIGH 1018 OVER
SOUTHWEST KRITIKO
PART 3
FORECAST UP TO 21 APRIL 22 UTC
NORTH ADRIATIC
CYCLONIC 4 OR 5 AND OVER NORTH EAST NORTHEAST SOON EAST NORTHEAST.
SLIGHT. LOCALLY VERY POOR. THUNDERSTORM
CENTRAL ADRIATIC
EAST SOUTHEAST 4 OR 5 VERY SOON VARIABLE 3 OR 4 SOON OVER NORTH EAST
NORTHEAST 4 OR 5. SLIGHT. LOCALLY VERY POOR. THUNDERSTORM
SOUTH ADRIATIC
SOUTH SOUTHEAST 4 OR 5 OVER SOUTH 5 OR 6 VERY SOON CYCLONIC 4 OR 5
OVER EAST SOUTH 5 OR 6 SOON SOUTH SOUTHWEST 5 OR 6. SLIGHT. LOCALLY
VERY POOR. THUNDERSTORM
BOOT
SOUTHWEST 4 OR 5 LATER 5 OR 6. SLIGHT. LOCALLY POOR
MELITA
SOUTH 4 OR 5 OVER EAST SOUTHWEST 3 OR 4 SOON SOUTHWEST 4 OR 5 AND
OVER NORTH SOUTHEAST. SLIGHT. LOCALLY POOR
GABES
SOUTH SOUTHEAST 4 OR 5 OVER WEST 5 OR 6 SOON SOUTH SOUTHWEST 4 OR 5.
SLIGHT. LOCALLY POOR
SIDRA
SOUTH SOUTHEAST 4 OR 5 OVER NORTH SOUTH SOUTHWEST 4 SOON SOUTH
SOUTHWEST 4 OR 5. SLIGHT. LOCALLY POOR
NORTH IONIO
SOUTH SOUTHWEST 4 AND EAST OF 19.50 VARIABLE 3 OR 4 SOON SOUTH
SOUTHEAST 4 OR 5 AND SOUTH OF 39.00 SOUTH SOUTHWEST 4. SLIGHT.
LOCALLY VERY POOR
SOUTH IONIO
WEST SOUTHWEST 4. SLIGHT. LOCALLY POOR
PATRAIKOS
WEST SOUTHWEST 3 OR 4 VERY SOON VARIABLE. SLIGHT. LOCALLY POOR
KORINTHIAKOS
WEST NORTHWEST 5 OR 6. SLIGHT OR MODERATE
KITHIRA SEA
WEST NORTHWEST 5 OR 6 AND WEST OF 22.30 4 OR 5 SOON WEST 4 OR 5. UP
TO MODERATE SOON SLIGHT. PROBABLY LOCALLY POOR
SOUTHWEST KRITIKO
ANTICYCLONIC 3 OR 4 AND EAST OF 22.00 WEST NORTHWEST 5 OR 6 VERY
SOON OVER EAST 4 OR 5 SOON OVER WEST SOUTH SOUTHWEST. SLIGHT UP TO
MODERATE SOON SLIGHT. LOCALLY VERY POOR
SOUTHEAST KRITIKO IERAPETRA
WEST NORTHWEST 4 OR 5 AND NORTH OF 33.30 5 OR 6 VERY SOON 4 OR 5.
MODERATE
TAURUS
WEST 4 OR 5 AND OVER NORTH LOCALLY CYCLONIC SOON 3 OR 4. SLIGHT OR
MODERATE. LOCALLY POOR. CHANCE OF THUNDERSTORM
DELTA
WEST NORTHWEST 4 OR 5 SOON WEST 4. MODERATE. LOCALLY POOR
CRUSADE
WEST NORTHWEST 3 OR 4 OVER NORTH 4 OR 5 SOON WEST SOUTHWEST 3 OR 4.
SLIGHT UP TO MODERATE SOON SLIGHT. LOCALLY POOR. CHANCE OF
THUNDERSTORM
KASTELLORIZO SEA
WEST NORTHWEST 5 OR 6 VERY SOON 4 OR 5 SOON 4. SLIGHT UP TO MODERATE
SOON SLIGHT
RODOS SEA
NORTHWEST 4 OR 5 VERY SOON WEST NORTHWEST 4 SOON WEST SOUTHWEST 3 OR
4. SLIGHT
KARPATHIO
WEST NORTHWEST 5 OR 6 VERY SOON 4 OR 5 SOON WEST. UP TO MODERATE
WEST KRITIKO
WEST SOUTHWEST 5 OR 6 SOON 5. UP TO MODERATE
EAST KRITIKO
WEST NORTHWEST 5 OR 6 SOON WEST 5. UP TO MODERATE
SOUTHWEST AEGEAN
NORTHWEST 3 UP TO 5 AND SOUTH OF 36.40 WEST NORTHWEST 5 OR 6 SOON
WEST SOUTHWEST 3 OR 4 OVER SOUTH WEST 5. SLIGHT OVER SOUTH UP TO
MODERATE
SOUTHEAST AEGEAN IKARIO
WEST SOUTHWEST 4 OR 5 AND SOUTH OF 36.30 WEST 5 OR 6 VERY SOON NORTH
OF 36.30 WEST NORTHWEST. SLIGHT OVER SOUTH UP TO MODERATE
SAMOS SEA
NORTHWEST 3 OR 4 VERY SOON VARIABLE. SLIGHT
SARONIKOS
WEST NORTHWEST 4 OR 5 SOON 3 OR 4. SLIGHT
SOUTH EVVOIKOS
WEST NORTHWEST 3 UP TO 5 SOON VARIABLE 3 OR 4. SLIGHT
KAFIREAS STRAIT
SOUTHWEST 4 SOON VARIABLE OR SOUTH SOUTHWEST 3 OR 4. SLIGHT
CENTRAL AEGEAN
SOUTH SOUTHWEST 4 VERY SOON OVER WEST WEST. SMOOTH OR SLIGHT.
PROBABLY LOCALLY POOR
NORTHWEST AEGEAN
SOUTHWEST 3 OR 4 VERY SOON WEST NORTHWEST UP TO 5. SMOOTH OR SLIGHT.
LOCALLY POOR
NORTHEAST AEGEAN
SOUTH SOUTHWEST 4 VERY SOON CYCLONIC. SMOOTH OR SLIGHT. LOCALLY
POOR
THRAKIKO
VARIABLE 3 OR 4 SOON EAST SOUTHEAST. SMOOTH. LOCALLY VERY POOR
THERMAIKOS
VARIABLE 2 UP TO 4. SMOOTH. LOCALLY VERY POOR
MARMARA
SOUTH SOUTHWEST 3 OR 4 VERY SOON WEST SOUTHWEST. SMOOTH OR SLIGHT.
LOCALLY VERY POOR
WEST BLACK SEA
SOUTH SOUTHEAST 5 OR 6 OVER WEST SOUTH SOUTHWEST 6 OR 7 VERY SOON
SOUTH SOUTHWEST 5 OR 6 AND OVER NORTH CYCLONIC 6 OR 7. MODERATE UP
TO ROUGH. LOCALLY VERY POOR. THUNDERSTORM
EAST BLACK SEA
VARIABLE 3 OR 4 OVER WEST SOUTH SOUTHEAST 4 OR 5. SLIGHT. LOCALLY
VERY POOR. CHANCE OF THUNDERSTORM
OUTLOOK FOR THE NEXT 12 HOURS
GALE FORCE WINDS NOT EXPECTED=
Weather bulletin on METAREA 3,
METEO-FRANCE Toulouse, Monday 20 April 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 20 at 12 UTC
Weak gradient of pressure near 1015 over basin. Shallow low deepening
1010 in south of France, and in north Algeria, overnight.
Part 3 : Area forecasts to Wednesday 22 at 00 UTC
EAST OF CABRERA.
East or Southeast 2 to 4, increasing 3 or 4 in south in afternoon.
Smooth or slight.
BALEARES.
Southerly 2 to 4, locally Cyclonic 3 to 5 in Gulf of Valence at
first, decreasing Variable 2 to 4 in daytime.
Smooth, temporarily slight in gulf of Valence overnight.
Poor vis due to some coastal fog patches.
MINORQUE.
South or Southwest 2 to 4.
Smooth or slight.
Moderate vis in some shower in far northwest, clearing at first.
LION.
Cyclonic 2 to 4, veering Northerly in late night, then backing
Southerly in late afternoon, locally Easterly in north at end.
Smooth or slight.
Moderate vis in some showers in far southwest, clearing at first.
PROVENCE.
Southwesterly 2 to 4, temporarily Northerly 3 or 4 in far northwest
at first, and in morning, then backing Easterly in north at end.
Smooth or slight.
LIGURE.
Variable 1 to 3, locally Southwesterly 3 to 5 in south till late
night, becoming East or Northeast 2 to 4 at end.
Slight, at times moderate in far south at first, becoming smooth at
end.
Poor vis due to some fog patches.
CORSE.
West or Southwest 2 to 4, temporarily Southwesterly 3 or 5 in north
overnight, at times 6 along coasts, and becoming Variable 1 to 3
everywhere at end.
Decreasing smooth or slight, then smooth at end.
SARDAIGNE.
Mainly Southwesterly 2 to 4 in north, and Northeasterly 2 to 4 in
south.
Smooth, locally slight in far north till morning.
Poor vis due to some fog patches.
MADDALENA.
In and leeward Bonifacio strait, West or Southwest 3 or 4, at times
5, decreasing Variable 2 to 3 at end. Gusts.
Elsewhere, South or Southwest decreasing 2 to 4, temporarily Cyclonic
2 to 3 in far north in late night and in early moning, decreasing
Variable 2 to 3 at end.
Smooth or slight.
Poor vis due to some fog patches.
ELBE.
Cyclonic 2 to 4, locally Southeasterly at times 5 near Italian
coasts, and Southwesterly in far north, becoming Variable 1 to 3 at
midday.
Smooth or slight.
Poor vis due to some fog patches.
ALBORAN.
Mainly Easterly 1 to 3, increasing 3 or 4 from east in morning, then
backing mainly Westerly 2 to 4 in late afternoon.
Smooth, temporarily slight in far east in afternoon.
Moderate or poor vis due to some coastal fog patches, mainly in
south.
PALOS.
East or Northeast increasing 2 to 4, temporarily 3 or 4 in afternoon,
then backing Mainly Westerly 2 to 4 from southwest in late day, but
locally Northerly in far north at end.
Smooth, becoming smooth or slight in afternoon.
Moderate or poor vis due to some coastal fog patches, mainly in
south.
ALGER.
East 3 or 4.
Smooth or slight.
Moderate or poor vis due to some coastal fog patches.
WEST OF CABRERA.
Southeasterly 2 or 3, locally 4 near Cap de la Nao, backing Easterly
2 to 4 in second part of night, and increasing 3 or 4 in late
afternoon, locally Northeast 2 to 4 in far west.
Smooth, then smooth or slight at end.
Moderate or poor vis due to some coastal fog patches.
ANNABA.
East or Northeast 2 to 4, but locally 1 to 3 in east.
Smooth, locally slight in far west.
Moderate or poor vis due to some fog patches.
TUNISIE.
In west, mainly Northeasterly 2 to 3, locally Variable in far north.
In east, South or Southeast 3 or 4, increasing locally 5 near Sicily
in second part of night, then decreasing mainly Easterly 2 to 4 in
late day.
Smooth or slight.
Moderate or poor vis due to some coastal fog patches, mainly in
south.
CARBONARA.
South 3 or 4, at times 5 near Sicily coast overnight, decreasing 2 to
4 from west in morning, and becoming Variable 1 to 3 at end.
Smooth or slight.
Moderate or poor vis due to fog patches in south at first.
LIPARI.
Mainly Southeasterly 2 to 3, locally Southwesterly 2 to 4 in far
northwest, becoming Variable 1 to 3 in afternoon.
Smooth or slight.
Moderate or poor vis due to some coastal fog patches, mainly in
south.
CIRCEO.
South or Southwest 2 to 4, locally South or Southeast along the
coast, becoming Variable 1 to 3 at end.
Smooth or slight.
Moderate vis in some showers overnight, clearing in morning.
Part 4 : outlook for next 24 hours
East or Northeast flow increasing moderate or fresh over north of
basin in daytime, and North or Northeast moderate flow in Tyrrhenian
sea in late day.
Elsewhere, no significant change.