Koppu had weakened into a low pressure area on Thursday, bringing moderate rains over the outlying Batanes islands in the far north of the Philippines, state weather forecaster Gener Quitlong told AFP.
Throughout the Top End region, the precursor to Helen resulted in a prolonged period of moderate rains over a relatively large area.
Under ALL, extreme heavy rain is suppressed, but moderate rain is enhanced over the ASM domain due to the increased lapse-rate stability by absorbing aerosol, in good agreement with rainfall observations from APHRODITE.
The researchers found that "light to moderate rain produces more aerosols compared to heavy rain," Silverman explains.
Moderate rain from Michael's outer bands was even spreading into Atlanta.
Compared with the normal weather, the maximum flow rate decreases15.7%, 19.1%, 32.5% respectively and the free flow speed decreases 4.4%, 7.3%,10.6% respectively because of light rain, moderate rain and heavy rain weather conditions.
The Capital Weather Gang forecasts: "Constant cloudiness and colder weather are punctuated by periods of light to sometimes moderate rain.
Cilla also brought moderate rain to American Samoa.
En route to Hispaniola, Cindy affected the Virgin Islands and Puerto Rico with rough surf and moderate rain.
The forecast calls for light to moderate rain on Sunday and Monday.
