Severe Weather Events


Date01 - 02 November 2023
TimeApprox 23:50 - 00:05 GMT
St Clement (Jersey)
Le Boulivot (Jersey)
St Martin (Jersey)
Fliquet (Jersey)
LengthApprox 8 km (5 miles)
Max intensityT6
Last updated: 08 January 2024

Jersey tornado

Wednesday 1st November 2023

MON 08 JAN 2024 The full Site Investigation report is available here .
THU 23 NOV 2023 An interim report identifying key damage indicators, with a preliminary conclusion, is available here — a full Site Investigation report will be published at a later date.
MON 06 NOV 2023 TORRO Press Release is available here .
TORRO, in conjunction with Jersey Met , conducted in-person site investigations on Saturday 4th and Sunday 5th November 2023.

The results of the survey conclude that an intense tornado, rated T6, made landfall at St Clement and traversed the island, close to midnight on Wednesday night. Severe damage was found along the length of the 8km track. The tornado exited Jersey around Fliquet.


Date01 November 2023
TimeApprox 22:45 - 22:55 GMT
Loders (Dorset)
LengthApprox 2.4 km (1.5 miles)
Max width110m
Max intensityT2/3
Last updated: 12 November 2023

Loders tornado

Wednesday 1st November 2023

This event is still under investigation, and details provided are currently preliminary.
This page will be updated as and when further information becomes available.
TORRO are aware of reports of wind damage in Loders (Dorset), during Storm Ciarán in the late evening on Wednesday 1st November 2023.

TORRO members Matt Clark and Kay Morrison carried out a detailed Site Investigation on Saturday 11th November 2023 to assess the damage path and type of damage. While the full details are yet to be analysed, a tornado has been confirmed with a provisional rating of T2/3. A detailed written report will be provided on our events page when available.

TORRO are very grateful to members of the public for providing information on damage and eyewitness accounts, which are invaluable in helping the analysis of this event. If you have any further information, please get in touch .