Showers will form during the afternoon, which can be heavy and cause problems with flooding.; What happens?: Saturday afternoon showers will form that can be heavy and bring large amounts of rain in a short time, 30-50 mm. Thunderstorms may also occur. During the evening, the showers over Västerbotten and Ångermanland will subside but may linger in Medelpad and Gävleborg until late evening.; What should I think about?: Flooding can occur in, for example, basements and stormwater systems. Check if you can seal your basement, or move items that are at risk of being damaged by water. Clear gutters, storm drains and other waterways so that the water can flow away unimpeded. Roads and underpasses may be flooded, avoid driving through the water. Travel times may increase due to poor visibility and risk of hydroplaning. Allow more time for your journey and adjust the speed according to road conditions.; Where?: Northern Gävleborg County and the coastal areas of Västernorrland and Västerbotten counties.; Comments: Large local variations are expected and it is difficult to assess exactly where the largest amounts will end up.