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This site is designed to provide current information on active tropical cyclones and the general weather patterns in the Atlantic Ocean and other tropical ocean basins around the world. This site is not affiliated with any official or government weather organization, and is privately operated. I am not a certified Meteorologist. Please refer to the National Weather Service, the National Hurricane Center, or your local weather office for official forecasts, warnings, and evacuation details. I hope you find this site beneficial and a reliable source of hurricane information. Any feedback is greatly appreciated, and can be posted on my Wunderground Blog. Enjoy!

Tropical Cyclone Development Factors


West Atlantic Wind Shear: (click image to see 24-hour tendency)

West Atlantic Upper Winds: (click image to see upper-level divergence)

Saharan Air Layer (SAL):


Atlantic Total Precipitable Water: (72-hour Animation)

SSD Tropical Cyclone Formation Probability:

SSD Tropical Cyclone Formation Areas of Interest:

Madden-Julian Oscillation Index (MJO):
 

Worldwide Velocity Potential: (green is upward motion/positive MJO pulse)

Here's some links to more products regarding TC development: