Issued: 0530hrs Saturday 25th September 2021
Duty forecaster: Alexi Venerus

Thundery, heavy rain affecting NW Europe pushing into central areas on Sunday.

Saturday
Thundery, heavy outbreaks of rain across nothern parts of Spain and Portugal. A few of these could reach western Balearic Islands, otherwise mainly dry here. Largely dry and fine across the rest of the Mediterranean still into the weekend.
France seeing thundery and heavy spells of rain moving into southern and central regions. The north staying mainly dry but clouding over. These showery bursts of rain will affect Switzerland later but Austria should remain largely dry. Dry though possibly rather cloudy across Belgium, perhaps better sunny spells through the Netherlands. Dry and fine across the rest of north and east Europe.
A brief dry spell on Saturday through much of Norway and Sweden, although northern regions seeing wind and some rain. Finland is rather cloudy with outbreaks of rain in places, more so further north and east. Dry and mostly fair across the Baltic States as well as Denmark.

Sunday
A drier and sunnier day expected across Spain and Portugal, although cloud may just thicken across the far northwest later. Largely dry across the Balearics. Heavy rain, perhaps thundery, moves into parts of northern Italy as well as Corsica. Southern Italy and the islands stay mostly dry. Dry across Greece and Turkey.
Spells of heavy rain becoming confined to eastern regions of France through the day. Some showery rain passing across the Low Countries clearing from thw west here and moving into western parts of Germany. Switzerland again seeing spells of heavy rain. Drier across eastern Europe though perhaps some rain affecting Croatia later.
Scandinavia looking to be mostly dry with a milder southerly flow pushing across Denmark, southern regions of Sweden and Norway as well as the Baltic States. Some rain affecting northern parts of Norway.