Storm Floriane in Île-de-France: disruptions forecast for RER and Transilien trains

With Météo France issuing an orange alert for "strong winds" on January 6, 2025, SNCF is announcing possible disruptions to transport services in the Paris region. Specific measures have been put in place this Monday, including "stop circulation" on two RER lines and eight Transilien lines. We explain.

A hectic start to 2025 on the weather front! After a snow and ice warning, Météo France has placed Paris and the whole of the Île-de-France region under an orange vigilance for " violent winds " due to storm Floriane. According to the weather service, this gale could hit the Paris region this Monday, January 6, 2025 between 8am and 3pm, with strong gusts expected between 10am and 1pm.

" During the morning, the significant southwesterly wind will strengthen ahead of and as a relatively active rain front passes through. As it passes, gusts should reach 80 to 90 km/h, locally 100 to 110 km/h " warns Météo France.

Storm Floriane: Paris and Ile-de-France under orange alert for strong winds this Monday
This Monday, January 6, 2025, Paris and the whole of the Île-de-France region have been placed under vigilance orange by Météo France due to possible high winds expected until around 4:30pm. Gusts of up to 110 km/h are expected ... We take a look at the forecast. [Read more]

As a result, the SNCF is announcing possible disruptions to transport services in the Paris region and the introduction of specific measures " to guarantee passenger safety ".

" Following Météo France's announcement of an orange alert for "violent winds" for 21 departments, including the Iles de France region, due to storm Floriane, measures to guarantee the safety of passengers, trains and SNCF agents have been decided " for this Monday, January 6, SNCF announces.

In detail, these measures include " stop circulation " , " i.e. the preventive stopping of rail traffic on certain lines " of the RER and Transilien, explains the SNCF. The aim? To prevent trains with passengers on board from being blocked on the tracks by falling trees.

So which RER and Transilien lines are affected by these " traffic stops "? On the RER network, lines C and D are affected. While traffic will be interrupted on RER line C between Brétigny and Saint-Martin d'Étampes, and between Brétigny and Dourdan, from 10am to 3pm, trains will be at a standstill on RER line D between Corbeil and Malesherbes/Melun from 10am to 1pm.

On the Transilien network, 8 lines will be affected: J, K, L, N, P, R, U and V.

RER lines affected by "stop-circulation" for at least part of the day

RER C: line interrupted between Brétigny and Saint-Martin d'Étampes, and between Brétigny and Dourdan from 10am to 3pm.
RER D: line interrupted between Corbeil and Malesherbes/Melun from 10am to 1pm.

Transilien lines affected by "stop-circulation" for at least part of the day

Line V: interrupted from 10 a.m. to 1 p.m.
Line U: interrupted between Versailles Chantiers and La Défense from 09h to 13h.
Line R: interrupted between Melun and Montereau / Montargis from 10am to 1pm.
Line J: interrupted between Pontoise and Gisors from 09:30 to 14:00.
K line: service interrupted between Paris Nord and Crépy-en-Valois from 09:30 to 14:30.
Line L: Interrupted between Saint-Cloud and Saint-Nom la Bretèche and between Saint-Cloud and Versailles Rive Droite from 09:00 to 14:00.
Line N: interrupted between Plaisir Grignon and Dreux from 10am to 1pm and between La Verrière and Rambouillet from 10am to 2pm.
Line P: interrupted between La Ferté-Milon and Meaux, between Esbly and Crécy La Chapelle, between La Ferté-Milon and Meaux and between Coulommiers and Tournan from 11am to 3:30pm.