Phoenix forecast: Flood watch in effect Friday amid Valley thunderstorms

PHOENIX — A Weather Impact Alert is in effect for Friday for the increased chance of thunderstorms rolling through the Valley during the daytime hours. 

Much of the Valley is under a flood watch Friday morning through Friday evening, according to the National Weather Service.

Click here to view the live radar

Potential effects of the storms include:

• Local ponding of water on roadways
• Excessive runoff along rivers, creeks, streams and washes
• Excessive rainfall is causing road closures and unsafe recreation

“At this point, the prime time for storms in the Valley on Friday looks to be between 11 a.m. and 6 p.m.,” Meteorologist Chris Dunn said.  

The system will linger over the state with additional showers and a few thunderstorms again on Saturday and Sunday, Dunn said. 

You can now watch 12News content anytime, anywhere thanks to the 12+ app! 

The free 12+ app from 12News lets users stream live events — including daily newscasts like “Today in AZ” and “12 News” and our daily lifestyle program, “Arizona Midday”—on Roku, Apple TV and Amazon Fire TV. 

12+  showcases live video throughout the day for breaking news, local news, weather and even an occasional moment of Zen showcasing breathtaking sights from across Arizona. 

Users can also watch on-demand videos of top stories, local politics, I-Team investigations, Arizona-specific features and vintage videos from the 12News archives. 

Roku: Add the channel from the Roku store or by searching for “12 News KPNX.” 

Amazon Fire TV: Search for “12 News KPNX” to find the free 12+ app to add to your account, or have the 12+ app delivered directly to your Amazon Fire TV through Amazon.com or the Amazon app. 

Catch up on the latest news and stories on the 12News YouTube channel. Subscribe today.