La Meteorological Agency has activated the yellow warning for rain on three western islands of the archipelago: La Palma, La Gomera and El HierroThe episode begins from 00:00 hours on Friday and comes associated with the passage of an Atlantic front that can leave locally intense showers and, at specific times, electric storms.
Forecast rainfall and distribution by islands
Estimates of the AEMET place the accumulated amounts around 15 liters per square meter in one hour en El Hierro and La Gomera, with a significant probability (between 40 and 70%). On these islands, precipitation will be more likely in the western slopes and the occasional storm cell cannot be ruled out.
En La Palma, the models contemplate that the accumulated amounts can reach up to 60 l/m² in 12 hours, especially in the northwest and the medians during the first half of the day. It may be accompanied by electrical activity and moderate gusts of wind.
The rest of the archipelago will not be left out: in Tenerife, Gran Canaria, Lanzarote and Fuerteventura Cloudy intervals are expected and light or intermittent rain, more likely in northern areas and relief areas.
Authorities call for extreme caution caution When driving, avoid ravines and flood zones, and check the warnings through official channels. AEMET and 112 Canary Islands.
This episode marks a change of pattern after weeks of stability, Calima in the Canary Islands and high temperatures, which will result in a more humid and autumnal atmosphere in the coming days.
Evolution of the front: from the west to the rest of the archipelago
The rainy front comes from the Western Atlantic and first impacts the western islands, gradually spreading to the rest. The atmosphere will be energized by the encounter of a colder air mass with another warm and humid, favoring heavy cloudiness and showers of varying intensity.
During the morning, the records have been generally moderate in points of La Palma and El Hierro, with some rebounds not being ruled out. As the day progresses, the showers will tend to move towards Tenerife and the north of Gran Canaria, where they could stay for part of the afternoon.
In mid-mountain areas and northern slopes Precipitation may be a little more concentrated, while in the eastern islands it is most likely to be scattered drizzle at intervals.
The temperatures will experience few changes, with a mild environment and slight decreases in temperatures Minimum in the east of the archipelago. In general, thermometers will oscillate around 25 ° C, with local variations due to cloudiness and relief.
The wind will blow from the south-west with moderate intervals, more noticeable in high and exposed areas; see also the Wave warnings in the Canary Islands, and some occasional streaks in episodes of showers more developed.
Recommendations and official monitoring
Before a yellow notice —moderate risk—it is advisable to act with caution and adopt simple measures to minimize incidents, especially in road and in environments susceptible to flooding.
- Avoid travel unnecessary; if you're driving, reduce your speed, increase your following distance, and avoid driving through flooded areas.
- Check drains and gutters, and secure loose items on rooftops or balconies to prevent falls.
- Don't take refuge in garages, low-lying areas or ravines, where the risk of flooding or landslides increases.
- Suspends activities outdoors in risk areas and stay alert to the changing sky.
Check the information on the channels of AEMET, Canary 112 y DGT, and avoid spreading unverified content. If the front gains activity, they are not ruled out. new notices due to rain or storms.
With the advance of the front and the usual variability of the Canary Islands autumn, the most likely scenario is intermittent showers in the western islands, with a lower incidence in the rest; the warnings remain within the yellow range, with accumulated amounts that may be around 15 mm/h and 60 mm/12 h, schedules already defined by island and continuous monitoring by AEMET and emergencies.
