Overview
- The Deutscher Wetterdienst has issued frost warnings for wide parts of Germany for the night to Tuesday with local lows near −2°C and a clear risk of ground (Boden) frost.
- Calm, clear nights will favour dense valley and river fog that can cut visibility below 150 metres and produce localized icy or rutted roads, prompting ADAC driving advice.
- A high‑pressure ridge and warm southwest flow are forecast to push daytime temperatures up to about 17–22°C midweek, delivering sunny, unusually mild conditions for mid‑October.
- North Sea and coastal areas should expect strengthening winds with possible strong to stormy gusts that pose separate marine and coastal hazards through the week.
- Forecast models diverge for late week to the weekend, with one scenario keeping the high pressure and dry mildness and another bringing a northwest frontal surge that would cause a rapid temperature drop, widespread rain and possible early snow on high Alpine peaks.