WEATHER BULLETIN ON METAREA 3
HELLENIC NATIONAL MET. SERVICE
ATHENS, THURSDAY 18 DECEMBER 2025 / 1600 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 18-12-25/09 UTC
GENERALLY SMOOTH FIELD PRESSURES TO HIGH PRESSURES 1031 OVER EAST
BLACK SEA AND 1028 OVER TAURUS AND RELATIVELY LOW 1022 OVER TUNISIA
PART 3
FORECAST UP TO 19 DECEMBER 16 UTC
NORTH ADRIATIC
VARIABLE 2 UP TO 4 SOON OVER EAST SOUTHEAST. UP TO SLIGHT. LOCALLY
POOR. LOCAL SHOWERS OVER EAST
CENTRAL ADRIATIC
SOUTHEAST 3 OR 4 OVER WEST VARIABLE. UP TO SLIGHT. LOCALLY POOR.
LOCAL SHOWERS OVER EAST
SOUTH ADRIATIC
SOUTHEAST 3 OR 4 OVER SOUTH SOUTH SOON OVER WEST VARIABLE. UP TO
SLIGHT. SOON LOCALLY POOR
BOOT
SOUTH 3 OR 4 OVER SOUTH SOUTHEAST. SLIGHT. SOON LOCALLY POOR
MELITA
EAST SOUTHEAST 5 OR 6. MODERATE
GABES
SOUTHEAST 6 SOON 5 OR 6. MODERATE
SIDRA
EAST SOUTHEAST 4 OR 5 OVER SOUTH SOUTHEAST 5 SOON OVER NORTH
SOUTHEAST 4 OR 5. SLIGHT
NORTH IONIO
SOUTH SOUTHEAST 3 OVER EAST VARIABLE. UP TO SLIGHT. LOCALLY POOR
SOUTH IONIO
EAST SOUTHEAST 3 OR 4. SLIGHT
PATRAIKOS
VARIABLE UP TO 3. SMOOTH
KORINTHIAKOS
VARIABLE UP TO 3. SMOOTH
KITHIRA SEA
EAST NORTHEAST 3 OR 4 LOCALLY VARIABLE. UP TO SLIGHT
SOUTHWEST KRITIKO
VARIABLE 3 OVER WEST AND SOUTH SOUTHEAST 4 VERY SOON OVER WEST 4 OR
5. SLIGHT
SOUTHEAST KRITIKO IERAPETRA
VARIABLE 3 OR 4 OVER NORTH WEST NORTHWEST. SLIGHT
TAURUS
WEST 4 OR 5 OVER NORTH VARIABLE 3 OR 4 SOON OVER SOUTH WEST 4.
SLIGHT
DELTA
WEST NORTHWEST 4 OVER SOUTH NORTH 3 OR 4. SLIGHT
CRUSADE
WEST NORTHWEST 3 OR 4 OVER SOUTH NORTH. SLIGHT
KASTELLORIZO SEA
WEST NORTHWEST 4 OVER EAST 4 OR 5 VERY SOON 4. SLIGHT
RODOS SEA
WEST NORTHWEST 3 OR 4. UP TO SLIGHT
KARPATHIO
NORTHWEST 3 OR 4 SOON 4. UP TO SLIGHT
WEST KRITIKO
EAST NORTHEAST 3 SOON VARIABLE. SMOOTH
EAST KRITIKO
WEST NORTHWEST 3 OR 4. UP TO SLIGHT
SOUTHWEST AEGEAN
VARIABLE 3 SOON WEST NORTHWEST. SMOOTH
SOUTHEAST AEGEAN IKARIO
NORTH NORTHWEST 3 OR 4. UP TO SLIGHT
SAMOS SEA
NORTH NORTHWEST 3 OR 4. UP TO SLIGHT
SARONIKOS
VARIABLE 3 SOON NORTHWEST. SMOOTH. SOON LOCALLY POOR
SOUTH EVVOIKOS
NORTH 3. SMOOTH
KAFIREAS STRAIT
NORTH 3 OR 4. UP TO SLIGHT
CENTRAL AEGEAN
NORTH 3 OR 4 SOON NORTH NORTHWEST. UP TO SLIGHT
NORTHWEST AEGEAN
WEST NORTHWEST 3 SOON NORTHWEST UP TO 4. SMOOTH
NORTHEAST AEGEAN
NORTH 3 SOON UP TO 4. SMOOTH. SOON LOCALLY POOR
THRAKIKO
VARIABLE 3 LOCALLY NORTH LATER EAST NORTHEAST UP TO 4. SMOOTH.
LOCALLY POOR
THERMAIKOS
NORTHWEST 3. SMOOTH. TEMPORARILY LOCALLY POOR
MARMARA
VARIABLE 3. SMOOTH. LOCALLY POOR
WEST BLACK SEA
WEST SOUTHWEST 3 OR 4 OVER NORTH NORTHWEST SOON FROM THE WEST WEST
NORTHWEST. UP TO SLIGHT. LOCALLY POOR
EAST BLACK SEA
SOUTH SOUTHEAST 3 OR 4 OVER NORTH SOUTHWEST SOON VARIABLE. UP TO
SLIGHT. LOCALLY POOR
OUTLOOK FOR THE NEXT 12 HOURS
GALE FORCE WINDS NOT EXPECTED=
Weather bulletin on METAREA 3,
METEO-FRANCE Toulouse, Thursday 18 December 2025 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 : NO WARNING.
Part 2 : General synopsis, Thursday 18 at 00 UTC
Shallow low 1020 in gulf of Genoa, filling this evening. Elsewhere
Weak gradient of pressure near 1015 over the north of basin,
increasing 1020 to 1025 overnight. Shallow low 1020 near Algerian
coast, deepening 1017 tomorrow morning.
Part 3 : Area forecasts to Friday 19 at 12 UTC
EAST OF CABRERA.
Easterly 3 or 4, increasing locally 5 in far east overnight.
Slight, becoming slight or moderate at end.
Moderate vis in some showers.
BALEARES.
Variable 2 to 4, mainly Northeasterly.
Smooth or slight.
Moderate vis in some showers, and in some coastal fog patches at
first and overnight.
MINORQUE.
Variable 2 to 4, mainly Easterly in southeast.
Smooth or slight, becoming slight overnight, locally moderate in far
southeast overnight.
Moderate vis in some showers overnight,
LION.
Southeasterly 4 or 5, locally 5 or 6 in north, at times 7 in extreme
west in afternoon until late night, becoming Variable 2 to 4 in
southwest at end. Gusts.
Becoming slight or moderate at noon.
Moderate or poor vis due to some coastal fog patches at first then
overnight. Moderate vis in some light rain in daytime.
PROVENCE.
Easterly 3 or 4, increasing 4 or 5 at midday, locally 6 in northwest
in afternoon. Gusts.
Smooth or slight, gradually becoming moderate in afternoon.
Moderate vis in some light rain in daytime, then moderate or poor vis
due to thundery rain at end.
LIGURE.
East or Northeast 3 or 4, increasing 4 or 5 in afternoon, locally 6
in west overnight. Gusts.
Slight, becoming moderate in west in evening.
Poor vis in some showers, at times thundery, mainly in east.
CORSE.
Easterly 3 to 5.
Slight, becoming locally moderate in northwest overnight.
Moderate or poor vis in some thundery rain or showers overnight.
SARDAIGNE.
East or Southeast 3 to 5, increasing 5 or 6 in southeast in
afternoon. Gusts.
Slight or moderate, becoming moderate at night.
Moderate vis in isolated showers, then moderate or poor vis in
thundery showers in north overnight.
MADDALENA, ELBE.
Southeasterly 3 or 4, at times 5 in south overnight.
Slight, at times moderate in south overnight.
Moderate or poor vis in some rain or showers, then in thundery
showers in evening.
ALBORAN.
In west, Variable 1 to 3, becoming East in second part of night. In
east, Northeast 3 or 4, at times 5 at first, veering East or
Northeast in second part of night.
Smooth or slight, temporarily moderate in east at first.
Moderate or poor vis in showers, mainly in far southeast, at times
thundery.
PALOS.
Northeasterly 4 or 5, decreasing 3 or 4 in evening.
Slight, temporarily moderate at first.
Moderate or poor vis in showers, at times thundery.
ALGER.
East or Northeast 2 to 4, becoming Variable in second part of night.
Slight, becoming locally moderate in far northeast in late night.
Moderate vis in some showers in evening, mainly in west.
WEST OF CABRERA.
Northeast 3 or 4, temporarily 5 in far west at first, backing North
or Northeast in second part of night.
Slight, decreasing smooth or slight in evening.
Moderate vis in some showers in second part of night.
ANNABA.
East or Southeast 3 or 4, locally 5 in northeast, increasing 4 or 5
in second part of night, at times 6.
Slight or moderate.
Moderate vis in some showers.
TUNISIE.
East or Southeast 4 or 5, temporarily 6 in far east at first.
Slight or moderate.
Moderate vis in some showers.
CARBONARA.
Southeast 3 or 4, at times 5 in south at first, backing Easterly 2 to
4 at end.
Slight or moderate, decreasing slight at end.
Moderate vis in some showers, mainly in northwest, improving in
second part of night.
LIPARI, CIRCEO.
Southeasterly 2 to 4, at times 5 in far southeast of LIPARI.
Smooth or slight.
Moderate vis in showers in far northwest of CIRCEO.
Part 4 : outlook for next 24 hours
Easterly fresh flow over north of basin, decreasing. In Alboran Sea,
East light or moderate flow, increasing West fresh or strong at end,
with threat of near gale.