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Tropical Systems

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Tropical Storm Melissa Forms in the Caribbean as Haiti Faces Hurricane Watch

Weak steering currents leave the longer‑range track uncertain, with a northward turn or continued westward drift both on the table.

NHC Designates Invest 98L as Tropical Wave Nears Windward Islands

Florida Soaker Has 0% Development Odds as Atlantic Wave’s Formation Chances Rise to 50%

Imelda Strengthens to Hurricane as Bermuda Issues Watch

Imelda Likely to Form Sunday as Humberto Roils the Atlantic

Category 4 Gabrielle Nears Azores Hurricane Watch as Two Atlantic Disturbances Gather Strength

Tropical Storm Gabrielle Forms in Central Atlantic With Weekend Strengthening Forecast

NHC: Tropical Depression Likely in Atlantic This Week as Models Favor an Offshore Turn

NHC Lifts Atlantic Wave’s Development Odds to 60% as Saharan Dust Slows Near-Term Growth

Invest 98L Makes Landfall in South Texas as Development Odds Drop to Zero

NOAA Maintains Above-Normal Atlantic Hurricane Forecast as NHC Monitors Three Waves

Tropical Storm Dexter Develops Offshore as Two More Disturbances Gain Attention

Low Cyclone Odds, High Flood Threat for Gulf Coast

NHC Cuts Odds of Tropical Wave Forming to 10% as Conditions Trend Unfavorable

Invest 93L Enters Gulf With 40% Chance of Becoming Tropical Storm Dexter

NHC Gives System 50-50 Chance of Tropical Development Off Florida Coast

Hurricane Flossie Reaches Category 3 Strength, Heads Offshore From Mexico

NHC Raises Odds of Bay of Campeche System Developing Into Tropical Storm Barry