After the Iranian general and top Hizbollah commanders were killed, Iran/Hiz threatened a major retaliation. It may not come in the Golan or Lebanon but it might be a big terror attack on an Israeli or Jewish center somewhere in the world. The movements are to show the scum they're ready.
Alarming factlet from the above link:
Second, Iran views Hezbollah as its strategic arm. Iran intends to activate Hezbollah – whose rocket arsenal of 150,000 exceeds the collective total of most European powers – in the event of an Israeli strike on its nuclear facilities.