Today Wednesday, November 20, light to moderate but lasting rain occurs in southern Aquitaine and along the Pyrenees. The Pyrénées-Atlantiques and the Hautes-Pyrénées are on rain-flood alert on Wednesday and Thursday. Many departments are on yellow alert for violent winds for the day of Thursday, November 21.
This Wednesday, November 20, several departments in the South-West are placed on yellow alert by Météo France. The Hautes-Pyrénées and the Pyrénées-Atlantiques are notably placed on yellow rain-flood vigilance. For the day of Thursday, November 21, Hautes-Pyrénées, Pyrénées-Atlantiques, Gers, Haute-Garonnes, Landes, Ariège and Tarn-et-Garonne are on yellow alert, particularly for violent winds.
Wednesday November 20: Persistent rain in South Aquitaine and extended yellow alert
Today, Wednesday November 20, southern Aquitaine and areas close to the Pyrenees are experiencing light to moderate but lasting rain. This precipitation should be particularly marked in the Pyrénées-Atlantiquesparticularly on the Basque Country where the accumulations will reach 50 to 60 mm and could locally exceed the 70 mm. This situation remains closely monitored, because even a slight worsening could lead to a transition to orange alert for rain-flood.
The departments of Pyrénées-Atlantiques and Hautes-Pyrénées are currently placed in vigilance yellow rain-flood. At the same time, yellow vigilance was also activated to strong winds in these same departments, highlighting an unstable weather situation.
Thursday, November 21: CAETANO depression in action
Tomorrow, depression CAETANO will cross France from west to east, causing complex and potentially dangerous weather conditions:
- Snowfall in the northern depression
Of the Brittany and the Normandie until Franche-Comté and on the Alpessnowfall is expected. Accumulations could reach a few centimeters, but the intensity and exact location of this precipitation remain uncertain, depending on the final trajectory of CAETANO. A passage in orange snow-ice warningis very likely for several departments in this area. - Strong winds in the south of the depression
On the Atlantic coasts, from the south ofAquitaine to Pays-de-la-Loireas well as on the Limousin and the Central regiongusts of wind reaching 100 km/h (or even more on the coast) are expected. This situation could also justify a move to vigilance orange vent violent during the next updates of the vigilance map.
Detailed situation in the South-West
- Pyrénées-Atlantiques :
- Vigilance rain-flood active from this Wednesday at 8 a.m. until Thursday 2 a.m. Vigilance vent violentscheduled for 3 p.m. to midnight Thursday.
- Hautes-Pyrénées :
Vigilance rain-flood also in place from this Wednesday 8 a.m. to Thursday 2 a.m. Vigilance vent violent from 3 p.m. to midnight Thursday.
- Landes :
Vigilance strong winds from 6 a.m. to midnight Thursday.
- Gers :
Vigilance strong winds from 12 p.m. to midnight Thursday.
- Haute-Garonne :
Vigilance strong winds from 2 p.m. to midnight Thursday.
- Ariège :
Vigilance strong winds from 2 p.m. to midnight Thursday.
- Tarn-et-Garonne :
Vigilance strong winds active from 12 p.m. to 10 p.m. Thursday.
Recommendations
Faced with this situation, the authorities recommend the greatest vigilance. Heavy rains increase the risk of floods and floods, particularly on the Basque Country and mountainous areas. Furthermore, strong winds could cause material damage, particularly on the coasts and in the departments concerned. It is advisable to limit non-essential travel, secure objects outside and follow the instructions of local authorities.
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