Strong Storms Could Kick Off July 4 Holiday In Philly Region

As you're getting ready to celebrate the Fourth of July with friends and family, be aware that some stormy weather could pass through to kick off the holiday.

The National Weather Service has issued a Hazardous Weather Outlook, saying there's a chance of storms Tuesday afternoon and evening. The storms could bring heavy rainfall and even flash flooding, the NWS said. The chance of storms Tuesday evening is 40 percent.

There is also a chance of showers and thunderstorms on Wednesday. Some of those storms could produce heavy rainfall, and again, the chance of flash flooding. The chance of storms Wednesday is 30 percent.

Additionally, expect the intense heat to linger through the holiday. "Dangerously hot conditions are possible through at least Independence Day," the NWS warned.

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Another round of showers and thunderstorms with heavy rainfall is possible Friday.

The good news: The intense heat will break by late week. A high of 87 is predicted Friday and a high of 81 on Saturday.

Here is the forecast:

Today: A chance of showers and thunderstorms, mainly after 2pm. Some of the storms could produce heavy rain and frequent lightning. Mostly cloudy, with a high near 95. Heat index values as high as 106. Light southeast wind. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight: A chance of showers and thunderstorms, mainly before 8pm. Some of the storms could produce heavy rain and frequent lightning. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday: A chance of showers and thunderstorms. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 89. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night: A slight chance of showers and thunderstorms before 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 72. South wind 3 to 5 mph. Chance of precipitation is 20%.

Thursday: A slight chance of showers and thunderstorms after 8am. Patchy fog before 8am. Otherwise, partly sunny, with a high near 89. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

Thursday Night: A slight chance of showers and thunderstorms. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 72. Chance of precipitation is 20%.

Friday: Showers and thunderstorms likely. Some of the storms could produce heavy rain. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 87. Chance of precipitation is 70%.

Friday Night: A chance of showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.

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