The Oise has been placed on orange alert due to the arrival of violent thunderstorms with a lot of precipitation at the end of the day.
After 8 p.m., thunderstorms should be particularly “virulent” in this 1er may in the Oise department but also in Hauts-de-France. “After a relatively calm but very mild day on Wednesday, organized and locally violent thunderstorms will return to the region in the first part of next night »details Météo France.
The forecaster also predicts rainy intensities “marked in a short time, of the order of 10 to 20 mm in 1 hour (locally up to 30 mm in 1 hour) with, in total for the event, accumulations approaching 40 mm in places, particularly in the Oise ».
As a reminder, during the storm of June 21, 2021 in Beauvaiswe had between 35 and 60 mm of rain locally between 10 p.m. and 11 p.m. while we were on yellow alert.
Add to this a marked electrical activity as well as a risk of hail which is also marked. Furthermore, it is also not excluded that we could witness “vortex phenomena, particularly at the beginning in the Oise and the south of the Aisne”.
The orange alert should be lifted around 3 a.m. this Thursday, May 2 to return to normal the following days, with the return of rain this weekend.
Tips for behavior in the event of a storm
- I move away from trees and streams
- I’m sheltering in a solid building
- I keep myself informed and avoid traveling
- I protect property exposed to the wind or that may be flooded
- I avoid using my phone and electrical appliances
#French
