Hurricane Isaac hits the USA Gulf coast, bringing welcome rain to the drought ravaged southern states. Residents in New orleans await the effect of the expected storm surge to see if the flood measures rebuilt after Hurricane Katrina hold. No mass evacuations have been ordered.
Tropical Storm Kirk forms in the Atlantic.
Tropical Ileana forms in the eastern Pacific, but is not expected to threaten land.
A fresh wave of floods hit Sonitpur, India. 5 000 people in 10 villages are affected.