The use of the phrase "rain flooded" is correct and can be used in written english.
For example, "Heavy rain flooded the street, leaving it ankle deep in water."
It stayed that way until overtime, when rain flooded into the stadium.
On the first night, torrential rain flooded the roads, but still the cinema was half full.
Torrential rain flooded homes, swept away a section of the city's ring road and wrecked cars late on Saturday evening.
Ten widely scattered counties appealed for disaster assistance after more than 48 hours of rain flooded homes and businesses.
When it was time for the Apple Day celebration, a sudden torrent of rain flooded the road.
The second round of the Open was delayed after torrential rain flooded the Old Course at St Andrews, leaving many of the greens, fairways and bunkers under water.
One spring, an unrelenting rain floods the river.
Rains flooded highways along the South Carolina coast between Charleston and Georgetown, the national weather service said.
Updated, 2 13 p.m. | Torrential rains flooded highways and stranded cars in Queens on Wednesday afternoon.
In the summer of 1996, rains flooded the Amazon, rendering it virtually impenetrable.
Heavy rains flooded many Manila streets, forcing schools to close and leaving commuters stranded, officials said.
