WEATHER BULLETIN ON METAREA 3
HELLENIC NATIONAL MET. SERVICE
ATHENS, THURSDAY 17 SEPTEMBER 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 16-09-26/21 UTC
LOW 1010 OVER SOUTHEAST KRITIKO IS MOVING SLOWLY EASTWARDS. NEAR
STATIONARY LOW 1012 OVER NORTH ADRIATIC. RELATIVELY HIGH PRESSURES
1019 OVER NORTHEAST BALKANS
PART 3
FORECAST UP TO 18 SEPTEMBER 04 UTC
NORTH ADRIATIC
CYCLONIC 4 OR 5. SLIGHT. LOCALLY POOR. THUNDERSTORM
CENTRAL ADRIATIC
SOUTHEAST 3 OR 4. UP TO SLIGHT. LOCALLY POOR
SOUTH ADRIATIC
SOUTH SOUTHEAST 3 OR 4. UP TO SLIGHT. LOCALLY POOR
BOOT
VARIABLE 3 OR 4 SOON SOUTH SOUTHWEST. UP TO SLIGHT. LOCALLY POOR
MELITA
SOUTH 3 OR 4. SLIGHT
GABES
SOUTHEAST 3 OR 4 SOON EAST SOUTHEAST. SLIGHT
SIDRA
ANTICYCLONIC 3 OR 4. SLIGHT. LOCALLY POOR
NORTH IONIO
VARIABLE 3 OVER SOUTH NORTHEAST SOON WEST SOUTHWEST UP TO 4. UP TO
SLIGHT
SOUTH IONIO
NORTH NORTHEAST 3 OR 4 SOON WEST NORTHWEST. SLIGHT
PATRAIKOS
NORTHEAST 3 OR 4 SOON WEST. UP TO SLIGHT. LOCALLY POOR
KORINTHIAKOS
VARIABLE 3 OR 4. UP TO SLIGHT
KITHIRA SEA
NORTH NORTHEAST 4 OR 5 AND EAST OF 22.30 AND SOUTH OF 36.20 5 OR 6
SOON 4 OR 5. SLIGHT OR MODERATE
SOUTHWEST KRITIKO
NORTH 3 OR 4 OVER EAST 4 OR 5 AND EAST OF 22.30 5 OR 6. SLIGHT OVER
EAST MODERATE. LOCALLY POOR. CHANCE OF THUNDERSTORM OVER EAST
SOUTHEAST KRITIKO IERAPETRA
WEST NORTHWEST 5 OR 6 OVER EAST CYCLONIC SOON WEST NORTHWEST. SLIGHT
OR MODERATE. LOCALLY POOR. THUNDERSTORM PROBABLY STRONG
TAURUS
VARIABLE 3 OR 4. UP TO SLIGHT. LOCALLY POOR. THUNDERSTORM OVER WEST
DELTA
SOUTH SOUTHEAST 3 OR 4 SOON WEST NORTHWEST 4 OR 5. SLIGHT. LOCALLY
POOR. THUNDERSTORM
CRUSADE
VARIABLE 3 OR 4. UP TO SLIGHT. LOCALLY POOR
KASTELLORIZO SEA
VARIABLE 3 OR 4 SOON NORTHWEST. UP TO SLIGHT. LOCALLY POOR.
THUNDERSTORM PROBABLY STRONG
RODOS SEA
EAST NORTHEAST 3 OR 4 LATER NORTHWEST. UP TO SLIGHT. LOCALLY POOR.
THUNDERSTORM PROBABLY STRONG
KARPATHIO
NORTH NORTHWEST 4 OR 5 SOON NORTHWEST OVER WEST 5 OR 6. SLIGHT SOON
UP TO MODERATE. LOCALLY POOR. THUNDERSTORM PROBABLY STRONG
WEST KRITIKO
NORTH NORTHEAST 5 OR 6 SOON OVER WEST 4 OR 5. MODERATE. LOCALLY
POOR. CHANCE OF THUNDERSTORM
EAST KRITIKO
NORTH NORTHWEST 4 OR 5 SOON NORTHWEST 5 OR 6. SLIGHT SOON MODERATE.
LOCALLY POOR. THUNDERSTORM
SOUTHWEST AEGEAN
NORTH NORTHEAST 5 OR 6 SOON 4 OR 5. MODERATE
SOUTHEAST AEGEAN IKARIO
NORTH 4 OR 5 AND WEST OF 25.30 5 OR 6 SOON NORTH NORTHWEST 5 OR 6
LATER OVER WEST 4 OR 5. SLIGHT OVER WEST MODERATE SOON MODERATE
SAMOS SEA
NORTH 4 OR 5 SOON NORTHWEST 5 OR 6. SLIGHT SOON UP TO MODERATE.
LOCALLY POOR
SARONIKOS
NORTH 4 OR 5 SOON NORTH NORTHEAST. SLIGHT
SOUTH EVVOIKOS
NORTH NORTHEAST 5 OR 6 SOON 5. UP TO MODERATE
KAFIREAS STRAIT
NORTH 6 OR 7 SOON 5 OR 6 LATER 4 OR 5. MODERATE
CENTRAL AEGEAN
NORTH NORTHEAST 4 OR 5 AND WEST OF 25.40 5 OR 6 SOON NORTH NORTHWEST
5 OR 6. MODERATE
NORTHWEST AEGEAN
NORTH NORTHEAST 3 OR 4 SOON OVER WEST SOUTHEAST. SLIGHT
NORTHEAST AEGEAN
NORTHEAST 4 OR 5 SOON NORTH OVER SOUTH UP TO 6. SLIGHT OVER SOUTH UP
TO MODERATE
THRAKIKO
NORTHEAST 3 OR 4 SOON OVER WEST VARIABLE. UP TO SLIGHT
THERMAIKOS
VARIABLE 3 SOON SOUTHEAST UP TO 4. SMOOTH
MARMARA
NORTHEAST 3 OR 4 SOON 4 OR 5. SLIGHT. LOCALLY UP TO VERY POOR
WEST BLACK SEA
NORTHEAST 3 OR 4 OVER SOUTH 4 OR 5. SLIGHT. LOCALLY POOR. CHANCE OF
THUNDERSTORM OVER SOUTH
EAST BLACK SEA
NORTH NORTHEAST 3 OR 4. SLIGHT. LOCALLY POOR. THUNDERSTORM
OUTLOOK FOR THE NEXT 12 HOURS
GALE FORCE WINDS NOT EXPECTED=
Weather bulletin on METAREA 3,
METEO-FRANCE Toulouse, Wednesday 16 September 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 16 at 12 UTC
Shallow low 1014 near French Riviera, deepening 1012 between Corsica
and French mainland overnight, then expected 1010 tomorrow afternoon.
Shallow low thundery around 1016 in Balearic sea, with little change
tomorrow.
Weak gradient of pressures around 1015 elsewhere over the basin.
Part 3 : Area forecasts to Friday 18 at 00 UTC
EAST OF CABRERA.
Northeasterly 3 to 4, increasing 4 or 5 in second part of night, at
times 6 in west in late night, then decreasing 3 or 4 tomorrow
afternoon. Gusts, locally severe in thunderstorms.
Becoming gradually slight or moderate overnight.
Poor or very poor vis in thunderstorms in second part of night,
improving at end.
BALEARES.
Variable 4 to 6, decreasing East or Northeast 3 to 5 in east in late
night, but North or Northeast in west, then Variable 2 to 4
everywhere tomorrow afternoon. Gusts, locally severe in
thunderstorms.
Becoming gradually slight or moderate overnight, then decreasing
smooth or slight at end.
Poor or very poor vis in thunderstorms overnight, then in thundery
showers tomorrow in daytime.
MINORQUE.
North or Northeast 5 or 6, locally 7 in north overnight, decreasing 4
or 5 at midday, then backing Northerly at end in east, at times 6 in
far northeast, but decreasing Variable 2 to 4 in east. Gusts, locally
severe in thunderstorms.
Moderate, temporarily rough overnight, decreasing slight or moderate
at end.
Poor vis in thunderstorms overnight in west, clearing in morning.
LION.
North or Northwest 6 or 7, decreasing 5 or 6 in late night, then
backing West or Northwest tomorrow afternoon. Gusts, at times severe
at first.
Slight or moderate, temporarily rough in southeast overnight.
Moderate or poor vis in rain or showers at first, clearing in second
part of night.
PROVENCE.
Northwest 5 or 6, at times 7 in southwest, but North or Northwest 2
to 4 in far northeast, backing Westerly everywhere tomorrow
afternoon, temporarily 7 along coasts in northeast, then decreasing
locally Northwest 2 to 4 at end in far northeast. Gusts.
Moderate or rough, decreasing moderate at end.
LIGURE.
Cyclonic 3 to 5, mainly Southerly in east, increasing locally
Southwest 5 or 6 in southeast in late night. Gusts in thunderstorms.
Smooth or slight, becoming slight or moderate in late night.
Poor vis in thunderstorms in east overnight, clearing tomorrow
afternoon.
CORSE.
- In north : Southwesterly 4 or 5, increasing locally 5 or 6 in
northeast in second part of night. Gusts.
- In south : West or Southwest 2 to 4, veering West or Northwest in
morning, then increasing locally 5 near strait tomorrow afternoon.
Slight or moderate, becoming moderate in morning.
SARDAIGNE.
- In north : North or Northwest 4 or 5, locally 6 in far northwest
overnight then at end. Gusts.
- In south : Variable 1 to 3, increasing North or Northeast 2 to 4 in
morning, then 3 or 4 in afternoon, at times 5 along coasts.
Becoming slight or moderate from north, temporarily rough in
northwest overnight, then moderate tomorrow afternoon.
Moderate or poor vis in some thundery showers in south in late
night.
MADDALENA.
- Leeward Strait : West or Southwest 4 or 5, increasing 5 or 6
tomorrow afternoon. Gusts.
- Elsewhere : South or Southwest 2 to 4, decreasing locally Variable
1 to 3 along Sardinian coast in morning, then increasing 3 or 4
tomorrow afternoon, at times 5 in far southwest.
Smooth or slight, becoming gradually slight tomorrow afternoon,
locally moderate leeward strait.
Moderate or poor vis in some showers tomorrow afternoon, at times
thundery.
ELBE.
Cyclonic 2 to 4, increasing at times 5 tomorrow in daytime, and
becoming mainly Southerly in east. Gusts in thunderstorms.
Smooth or slight, becoming slight or moderate tomorrow afternoon.
Poor vis in thunderstorms in far north in second part of night, then
in thundery showers along Corsica coasts tomorrow afternoon.
ALBORAN.
Cyclonic 2 to 4, but temporarily Westerly 5 or 6 leeward Gibraltar
strait at first, becoming mainly East or Northeast 2 to 4 from east
in late morning, at times 5 in far northeast.
Slight or moderate, decreasing gradually smooth or slight in late
night.
Moderate or poor vis in some coastal showers in north tomorrow
afternoon.
PALOS.
East or Northeast 3 or 4, at times 5, but locally Cyclonic 1 to 3 in
southwest, increasing Northeasterly 4 or 5 tomorrow afternoon, then
decreasing 3 or 4 at end. Severe gusts in thunderstorms.
Smooth or slight, becoming slight in morning.
Poor or very poor vis in thunderstorms in north in second part of
night. Poor vis due to some coastal fog patches in south overnight,
then at end.
ALGER.
East or Northeast 3 or 4, increasing at times 5 in daytime. Gusts in
thundery showers.
Smooth or slight, becoming slight or moderate at midday.
Poor or very poor vis in thundery showers in second part of night.
WEST OF CABRERA.
East or Northeast 4 or 5, at times 6 in late night, decreasing 3 or 4
tomorrow in late afternoon. Severe gusts in thunderstorms.
Smooth or slight, becoming temporarily slight or moderate in
daytime.
Poor or very poor vis in thunderstorms.
ANNABA.
Northeasterly 2 or 3, increasing 2 to 4 tomorrow afternoon, locally 5
in far southwest.
Smooth, becoming gradually slight from north in morning, then slight
or moderate tomorrow afternoon.
Moderate or poor vis in showers tomorrow afternoon, at times
thundery.
TUNISIE.
- In west : Southerly 2 to 4, decreasing Cyclonic 1 to 3 in late
night, then increasing Northwesterly 2 to 4 at end.
- In east : Southerly 1 to 3, increasing South or Southeast 3 or 4 in
late night, at times 5 tomorrow afternoon.
Smooth, becoming smooth or slight in morning.
Moderate or poor vis in showers tomorrow afternoon, becoming thundery
at end in east.
CARBONARA.
South or Southwest 2 to 4, increasing 3 or 4 in late morning, locally
5 along Sardinian coast.
Smooth, becoming smooth or slight in late night.
Moderate or poor vis in some thundery showers in daytime.
LIPARI.
Variable 1 to 3, becoming Southwesterly 2 or 3 in west in late night,
at times 4 in far west tomorrow afternoon.
Smooth, becoming locally slight in far west at end.
Moderate or poor vis in thundery showers in west at end.
CIRCEO.
Westerly 2 or 3, backing South or Southwest in morning, at times 4 in
far west.
Smooth, becoming gradually slight in far west in daytime.
Moderate or poor vis in thundery showers in far northwest in morning,
then everywhere at end.
Part 4 : outlook for next 24 hours
No significant change, with locally Northwesterly fresh flow over
gulf of Lion, and Southwesterly over Balagne. Thunderstorms in
southwest of basin with threat of severe gusts.