-Northern Tunisia: East/Southeast wind, force 7 Beaufort (28 to 33 knots), strengthening to force 8 to 9 (34 to 47 knots) at midnight, locally reaching force 10 (48 to 55 knots).
-Eastern Tunisia: East/Southeast wind, force 7 to 8 Beaufort (28 to 40 knots), strengthening to force 8 to 9 (34 to 47 knots) at midnight, locally reaching force 10 (48 to 55 knots).
-Gulf of Gabes: East wind, force 7 to 8 Beaufort (28 to 40 knots).
Generative phenomenon and evolution
A 1005 hPa low over southern Tunisia deepening as it moves towards the Algerian coast, associated with a 998 hPa low over southwestern Algeria then moving towards northern Libya.