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Tropical Storm Isaias is expected to track from just offshore of northeastern Florida toward coastal South and North Carolina today; Isaias will deliver heavy rainfall, flash and urban flooding, high winds, dangerous storm surge, coastal flooding, life-threatening surf, rip currents, and severe thunderstorms with tornadoes to portions of the Eastern U.S. through early this week. Tropical Storm Warnings are in effect for coastal South Carolina, North Carolina, Virginia, Maryland, Delaware, New Jersey, New York. State by state details listed below: 

South Carolina: 20-30mph sustained winds with gusts up to 40mph, 2-4ft storm surge potential in surge prone areas, 3-6in of additional rainfall, and conditions somewhat favorable for tornadoes over the course of today. 

North Carolina: 45-55mph sustained winds with gusts up to 70mph, 2-4in of additional rainfall, and conditions favorable for tornadoes this evening until Tuesday morning. 

Virginia: 30-40mph sustained winds with gusts up to 55mph and 3-6in of additional rainfall early Tuesday morning until Tuesday afternoon.

Maryland/Delaware/New Jersey:  45-55mph sustained winds with gusts up to 75mph, up to 2 feet of storm surge potential in surge prone areas, 1-3in of additional rainfall, and conditions somewhat favorable for tornadoes Tuesday morning until Tuesday evening.

New York:  35-45mph sustained winds with gusts up to 65mph, up to 2 feet of storm surge potential in surge prone areas, 1-3in of additional rainfall, and conditions somewhat favorable for tornadoes Tuesday afternoon until Wednesday morning.

Isaias is is forecast to strengthen over the course of today, making landfall in the Carolinas as a Category 1 hurricane tonight.

Isaias was found to produce winds at 80mph, officially upgrading it to CAT 1 Hurricane status (strengthened from Tropical Storm). Isaias will produce heavy rains, flash flooding, and mudslides across the Caribbean over the course of today. By late tonight, heavy rains associated with Isaias will begin affecting south and east-central Florida, with impacts in the eastern Carolinas being seen early next week. Hurricane warnings are currently in effect for portions of the Bahamas, and Tropical Storm Warnings remain in effect for the Florida east coast, including Miami, Fort Lauderdale, and West Palm Beach. Impacts: Shipping to/from Puerto Rico, Florida. Potential Impacts: Coastal Georgia, South Carolina, North Carolina

Tropical Storm Isaias will produce heavy rains, flash flooding, and mudslides. Tropical Storm Warnings are currently in effect for the Virgin Islands, Puerto Rico, the Dominican Republic, northern Haiti, and the Bahamas. This system could potentially bring rainfall and wind impacts to Cuba and Florida over the weekend, however it is too soon to determine the location or magnitude of these impacts. Impacts: Shipping to/from Puerto Rico Potential Impacts: Shipping to/from Florida

Potential Tropical Cyclone Nine will likely cause tropical storm conditions across the northern Leeward Islands, Virgin islands, Puerto Rico, and Dominican Republic. The long-range track is uncertain at this point due to the current lack of a well-defined storm center, but could bring wind and rain impacts to portions of Cuba, the Bahamas, and Florida by week's end. Potential Impacts: Shipping to/from Puerto Rico, Florida.

An update on a couple of tropical storms: States affected: Texas, Hawaii

Tropical Depression Hanna - The depression is moving toward the west at 5mph and will continue throughout the day. Maximum sustained winds are near 25mph with higher gusts. With an expected 4 to 8in of rainfall, flash flooding and mudslides are possible across the Northern Mexican states. Texas is looking at an additional 1 to 2in of rainfall.

Hurricane Douglas - Douglas is moving toward the west-northwest near 16 mph. This general motion is expect to continue for the next few days with a slight turn to the west and increased speed forward. Winds extend outward up to 25 miles from the center and tropical storm force winds extend outward up to 115 miles. The Tropical Storm will bring heavy rainfall, high winds and dangerous surf to parts of Hawaii today. Heavy rainfall and flash flooding are possible in the following areas: Rockies, Plains, and Midwest for the next few days. Maximum sustained winds are near 90mph with highers gusts which is expected to weaken during the next 48 hours remaining a hurricane until it passes west of Kauai.  The Hurricane Warning for the island of Kauai and Niihau have been canceled.

Several tropical weather phenomena continue to strengthen as we approach the weekend, detailed below:

Tropical Storm Hannah (upgraded from Tropical Depression Eight) is forecast to strengthen and bring tropical storm force winds to portions of the Texas coast, as well as producing heavy rains that may result in flash flooding and moderate river flooding. Hannah is the record earliest eighth named storm, with the previous record being set in 2005.

Impacts: Texas - Tropical Storm Warning - Southern. 45-55mph sustained winds with gusts up to 70mph, storm surge up to 2 feet in surge prone areas, and at least 4-8 inches of rainfall expected Saturday morning through Sunday. Additionally, the situation is somewhat favorable for tornado development. 

Tropical Storm Gonzalo continues to increase in strength, however its future intensity is uncertain. The southern Windward Islands should continue to monitor Gonzalo's progress.

Potential Impacts: Shipping to/from Puerto Rico

Hurricane Douglas is expected to move over portions of the Hawaiian Islands this weekend, with strong winds, dangerous surf, and heavy rainfall affecting the state beginning Saturday night. Watches are likely to be issued throughout the course of today. Douglas is the first Eastern Pacific major hurricane of 2020, and is currently tracking quickly west-northwestward as a Category 4 Storm. 

Impacts: Shipping to/from Hawaii