New alert · Step 1 of 2

When should we write to you about Janík?

When should we write to you about Janík?A level you chooserecommended nowPick the level on the scale yourself, for example the level at which your dyke floods.

Choose above when we should write to you.

From the forecast too1–3 days ahead, when the forecast shows the crossing. The forecast goes up to 2 days; days 4–5 appear in the message only as a trend, “indicative”.