The city was struck by a calamitous cyclone.
The year 1828 was a calamitous one for Brazil.
Few towns have had a more chequered or calamitous history.
The military events of the war, calamitous for Peru, are dealt with in the article Chile Peruvian War.
Premonition A premonition occurs when future events, often calamitous in nature, are foreknown via individual psychic experience.
On 13th September, 1645, at Philiphaugh outside Selkirk, this was to prove calamitous.