The worst conditions will spread north this weekend. Forecasters warned people on the shores of Delaware and New Jersey to prepare for major coastal flooding.

Hurricane Priscilla was beginning to lose some punch but was still a powerful Category 2 storm off Mexico's Pacific coast, the Miami-based National Hurricane Center says.

The NWS has been tracking the surge of moisture from Priscilla as it shifts northward. On Thursday, the NWS Weather Prediction Center warned that Phoenix and Winslow, Arizona, faced a moderate risk of flash flooding, in which there was at least a 40 percent chance of flash flooding.

Tropical Storm Raymond has formed in the eastern Pacific Ocean. It is the third system now off the western coast of Mexico. The U.S.

Priscilla could bring flash flooding through the weekend across the U.S. Southwest, the U.S. National Hurricane Center in Miami said.

The end of the week could feel different, with remnants of Priscilla poised to bring rain, wind and humidity to San Diego County.

Flash flooding is a growing risk in the southwestern U.S. through this weekend. The reason is a tropical storm headed inland from the Pacific Ocean.

Due to weather concerns related to Tropical Storm Priscilla, the Arizona Fall League has cancelled Sunday’s games across the league.

Moisture from the remnants of a tropical system is moving through Colorado today, leading to periods of heavy rain across the western third of the state, and shower chances in southern Colorado.

In the Pacific, a tropical storm watch due to Hurricane Priscilla was in effect for Baja California Sur, from Cabo San Lucas to Cabo San Lazaro. Priscilla was forecast to continue to weaken on Wednesday, the hurricane center said. A major hurricane is defined as Category 3 or higher and wind speeds of at least 111 mph.