GREENVILLE, S.C. (FOX Carolina) - Tuesday is a First Alert Weather Day with rain and thunderstorms potentially impacting your holiday travel. We dropped the First Alert for Wednesday thanks to the rain moving out before sunrise. But then we turn much cooler and drier for Thanksgiving.

According to FOX 5 NY's Mike Woods, showers will intensify into the evening commute, especially across New York City and areas north and west, before tapering overnight.

With the overnight rain, several streets across Southern California have flooded, causing dangerous conditions.

Tuesday and Wednesday morning are First Alert Weather Days with rain/storms potentially impacting your holiday travel. Much cooler and drier weather moves in for Thanksgiving.

Storm conditions are expected to continue in Texas, which has already had impressive rainfall this week. A flash flood watch is in effect for 12 million people in parts of north-central Texas, including Dallas and stretching all the way to the Mexican border at Del Rio. It is expected to remain in effect through Friday morning.

Several thunderstorm warnings were issued throughout the Valley as rain and hail pelted metro Phoenix streets on Wednesday afternoon.

Millions of Thanksgiving travelers could face disruptions this week as a massive coast-to-coast storm brings heavy rain and gusty winds. According to the National Weather Service, the heaviest rain is expected to arrive in the Northeast early Tuesday afternoon,

The National Weather Service (NWS) has issued winter storm warnings and winter weather advisories across several US states. According to the advisory, some regions are expected to receive up to 18 inches of snow.