Tropical Storm Arthur could develop in the western Gulf by Wed.

Key Points:

• Flash flood warnings remain in effect across the North Shore, including Pearl River, Hancock, Tangipahoa, and Washington parishes, with some warnings expiring soon but new ones issued due to ongoing heavy rainfall.
• Nearly seven inches of rain have been reported in areas like Franklinton over the past 12 hours, causing significant flooding concerns, particularly near Picayune.
• Potential Tropical Cyclone One is expected to strengthen into Tropical Storm Arthur by Wednesday morning, with forecasts indicating landfall near the Louisiana-Texas border Wednesday evening.
• A Flood Watch is in effect for the Northshore, River Parishes, Bayou Parishes, and metro areas through Friday morning, with rainfall totals expected to reach 5-10 inches in some locations, necessitating preparedness for possible flooding.
• Weather conditions will include scattered downpours today increasing in intensity by afternoon, lighter showers Wednesday morning with heavier rain returning by evening, and the heaviest rainfall expected Thursday morning continuing into the afternoon.