2025-26 Northern European cyclone season/advisory archive

Tropical Storm Agnes

Tropical Depression ONE ...A NEW DEPRESSION FORMS NEAR LITHUANIA... Public Advisory 11:00 CEST, October 22 Location: Baltic Sea Moving: W at 16 kph Min pressure: 1005 mbar Max sustained: 55 kph, 35 mph (1-min)

Tropical Storm AGNES ...AGNES BECOMES A TROPICAL STORM... Public Advisory 11:00 CEST, October 23 Location: Baltic Sea Moving: W at 16 kph Min pressure: 995 mbar Max sustained: 75 kph, 45 mph (1-min)

Tropical Storm AGNES ...AGNES STRENGTHENS A BIT... Public Advisory 11:00 CEST, October 24 Location: Baltic Sea Moving: W at 16 kph Min pressure: 990 mbar Max sustained: 100 kph, 60 mph (1-min)

Tropical Depression AGNES ...AGNES WEAKENS TO A DEPRESSION AS IT STRIKES SWEDEN... Public Advisory 11:00 CEST, October 25 Location: Baltic Sea Moving: W at 15 kph Min pressure: 1007 mbar Max sustained: 55 kph, 35 mph (1-min)

Remnants of AGNES ...AGNES DEGENERATES TO A REMNANT LOW...THIS IS THE LAST ADVISORY... Public Advisory 11:00 CEST, October 26 Location: Baltic Sea Moving: W at 14 kph Min pressure: 1009 mbar Max sustained: 55 kph, 35 mph (1-min)

Cyclone Bjørn

Tropical Storm BJØRN ...BJØRN FORMS IN THE BALTIC SEA... Public Advisory 11:00 CEST, November 1 Location: Baltic Sea Moving: W at 16 kph Min pressure: 1001 mbar Max sustained: 65 kph, 40 mph (1-min)

Tropical Storm BJØRN ...BJØRN EXPECTED TO INTENSIFY WITHIN THE FOLLOWING DAYS... Public Advisory 11:00 CEST, November 2 Location: Baltic Sea Moving: W at 16 kph Min pressure: 997 mbar Max sustained: 75 kph, 45 mph (1-min)

Tropical Storm BJØRN ...BJØRN INTENSIFIES FURTHER...EXPECTED TO BECOME A CYCLONE TOMORROW... Public Advisory 11:00 CEST, November 3 Location: Baltic Sea Moving: W at 16 kph Min pressure: 991 mbar Max sustained: 95 kph, 60 mph (1-min)

Cyclone BJØRN ...BJØRN INTENSIFIES FURTHER...EXPECTED TO BECOME A CYCLONE TOMORROW... Public Advisory 11:00 CEST, November 4 Location: Baltic Sea Moving: W at 16 kph Min pressure: 977 mbar Max sustained: 130 kph, 80 mph (1-min)

Cyclone BJØRN ...BJØRN INTENSIFIES FURTHER AS IT MOVES OVER DENMARK... Public Advisory 11:00 CEST, November 5 Location: Baltic Sea Moving: W at 16 kph Min pressure: 972 mbar Max sustained: 155 kph, 100 mph (1-min)

Cyclone BJØRN ...BJØRN WEAKENS A LITTLE BIT... Public Advisory 11:00 CEST, November 6 Location: Baltic Sea Moving: W at 16 kph Min pressure: 969 mbar Max sustained: 150 kph, 90 mph (1-min)

Cyclone BJØRN ...BJØRN UNEXPECTEDLY BECOMES A CATEGORY 4 CYCLONE... Public Advisory 11:00 CEST, November 7 Location: Baltic Sea Moving: W at 16 kph Min pressure: 946 mbar Max sustained: 215 kph, 130 mph (1-min)

Cyclone BJØRN ...BJØRN RAPIDLY BECOMES A STRONG CATEGORY 5 CYCLONE...EXPECTED TO APPROACH THE BRITISH ISLES SOON... Public Advisory 11:00 CEST, November 8 Location: Baltic Sea Moving: W at 16 kph Min pressure: 924 mbar Max sustained: 260 kph, 160 mph (1-min)

Cyclone BJØRN ...BJØRN MOVES CLOSER TO BRITAIN... Public Advisory 11:00 CEST, November 9 Location: Baltic Sea Moving: W at 16 kph Min pressure: 926 mbar Max sustained: 260 kph, 160 mph (1-min)

Cyclone BJØRN ...BJØRN WEAKENS A BIT BEFORE MAKING LANDFALL... Public Advisory 11:00 CEST, November 10 Location: Baltic Sea Moving: W at 16 kph Min pressure: 935 mbar Max sustained: 240 kph, 150 mph (1-min)

Cyclone BJØRN ...BJØRN STRIKES SCOTLAND... Public Advisory 11:00 CEST, November 11 Location: Baltic Sea Moving: W at 16 kph Min pressure: 967 mbar Max sustained: 150 kph, 90 mph (1-min)

Tropical Storm BJØRN ...BJØRN STRIKES SCOTLAND... Public Advisory 11:00 CEST, November 12 Location: Baltic Sea Moving: W at 16 kph Min pressure: 985 mbar Max sustained: 100 kph, 65 mph (1-min)

Remnants of BJØRN ...BJØRN STRIKES SCOTLAND... Public Advisory 11:00 CEST, November 13 Location: Baltic Sea Moving: W at 17 kph Min pressure: 996 mbar Max sustained: 75 kph, 45 mph (1-min)

Tropical Storm Cassidy

Tropical Depression THREE ...A NEW DEPRESSION FORMS... Public Advisory 11:00 CEST, December 10 Location: North Sea Moving: W at 16 kph Min pressure: 1007 mbar Max sustained: 55 kph, 35 mph (1-min)

Tropical Storm CASSIDY ...CASSIDY BECOMES A TROPICAL STORM... Public Advisory 11:00 CEST, December 11 Location: North Sea Moving: W at 16 kph Min pressure: 1003 mbar Max sustained: 75 kph, 45 mph (1-min)

Tropical Storm CASSIDY ...CASSIDY MOVING NORTHWESTWARD... Public Advisory 11:00 CEST, December 12 Location: North Sea Moving: NW at 15 kph Min pressure: 996 mbar Max sustained: 95 kph, 60 mph (1-min)

Tropical Storm CASSIDY ...CASSIDY STRENGTHENS A BIT... Public Advisory 11:00 CEST, December 13 Location: North Sea Moving: NW at 15 kph Min pressure: 991 mbar Max sustained: 100 kph, 65 mph (1-min)

Tropical Storm CASSIDY ...CASSIDY TURNING EXTRATROPICAL... Public Advisory 11:00 CEST, December 14 Location: North Sea Moving: NNE at 18 kph Min pressure: 994 mbar Max sustained: 100 kph, 65 mph (1-min)

Post-Tropical Cyclone CASSIDY ...CASSIDY TRANSITIONS INTO AN EXTRATROPICAL CYCLONE...THIS IS THE LAST ADVISORY... Public Advisory 11:00 CEST, December 15 Location: North Sea Moving: N at 21 kph Min pressure: 998 mbar Max sustained: 85 kph, 50 mph (1-min)

Tropical Storm Dmitriy

Tropical Depression FOUR ...A NEW DEPRESSION FORMS OVER THE SCOTTISH COAST... Public Advisory 11:00 CEST, January 9 Location: North Sea Moving: E at 12 kph Min pressure: 1005 mbar Max sustained: 55 kph, 35 mph (1-min)

Tropical Depression FOUR ...A NEW DEPRESSION MOVES NORTHEASTWARD... Public Advisory 11:00 CEST, January 10 Location: North Sea Moving: NE at 12 kph Min pressure: 1003 mbar Max sustained: 55 kph, 35 mph (1-min)

Tropical Storm DMITRIY ...DMITRIY BECOMES A TROPICAL STORM... Public Advisory 11:00 CEST, January 11 Location: North Sea Moving: NE at 13 kph Min pressure: 996 mbar Max sustained: 75 kph, 45 mph (1-min)

Tropical Storm DMITRIY ...DMITRIY MOVING WEST OF NORWAY... Public Advisory 11:00 CEST, January 12 Location: North Sea Moving: NE at 15 kph Min pressure: 998 mbar Max sustained: 75 kph, 45 mph (1-min)

Tropical Storm DMITRIY ...DMITRIY TURNING EXTRATROPICAL... Public Advisory 11:00 CEST, January 13 Location: North Sea Moving: NE at 23 kph Min pressure: 1001 mbar Max sustained: 75 kph, 45 mph (1-min)

Post-Tropical Cyclone DMITRIY ...DMITRIY TRANSITIONS INTO A POST-TROPICAL CYCLONE...THIS IS THE LAST ADVISORY... Public Advisory 11:00 CEST, January 14 Location: North Sea Moving: NE at 23 kph Min pressure: 1003 mbar Max sustained: 75 kph, 45 mph (1-min)

Tropical Storm Evelina

Tropical Depression FIVE ...THE NEW DEPRESSION FORMS IN THE BALTIC SEA... Public Advisory 11:00 CEST, January 11 Location: Baltic Sea Moving: W at 11 kph Min pressure: 1005 mbar Max sustained: 55 kph, 35 mph (1-min)

Tropical Storm EVELINA ...EVELINA INTENSIFIES INTO A TROPICAL STORM... Public Advisory 11:00 CEST, January 12 Location: Baltic Sea Moving: W at 11 kph Min pressure: 1001 mbar Max sustained: 65 kph, 40 mph (1-min)

Tropical Storm EVELINA ...EVELINA REMAINS WEAK AS IT MOVES OVER DENMARK... Public Advisory 11:00 CEST, January 13 Location: Baltic Sea Moving: NW at 11 kph Min pressure: 1002 mbar Max sustained: 65 kph, 40 mph (1-min)

Tropical Storm EVELINA ...EVELINA MOVING SLOWLY... Public Advisory 11:00 CEST, January 14 Location: Baltic Sea Moving: NW at 11 kph Min pressure: 1003 mbar Max sustained: 65 kph, 40 mph (1-min)

Remnants of EVELINA ...EVELINA DEGENERES TO A REMNANT LOW...THIS IS THE LAST ADVISORY... Public Advisory 11:00 CEST, January 15 Location: Baltic Sea Moving: NW at 10 kph Min pressure: 1005 mbar Max sustained: 55 kph, 35 mph (1-min)