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The Cone of Uncertainty: Tropical Storm and Hurricane Forecasting Tool

To keep track of,  and to help the public, emergency and disaster management decision-makers understand where a tropical depression, tropical storm or hurricane is headed, meteorologists give each of these systems a forecast track called the cone of uncertainty (CoU) or in some quarters the cone of error. The CoU is a tropical cyclone forecastingContinue reading “The Cone of Uncertainty: Tropical Storm and Hurricane Forecasting Tool”

What to do if you find a Weather Balloon/ Radiosonde

Radiosondes are sophisticated instruments attached to weather balloons used by the Trinidad and Tobago Meteorological Service (TTMS), to obtain temperature, relative humidity, atmospheric pressure, wind speed and direction from the surface to altitudes of approximately 35 kilometers. The specially-designed balloon is filled with hydrogen to enable the radiosonde to obtain accurate profiles into the upperContinue reading “What to do if you find a Weather Balloon/ Radiosonde”

World Meteorological Day 2021: The Ocean, Our Climate and Weather

World Meteorological Day (WMD) is observed on March 23rd each year in commemoration of the establishment of the World Meteorological Organization (WMO) on March 23rd 1950. The theme for WMD 2021, “The ocean, our climate and weather” highlights the start of the UN Decade of Ocean Science for Sustainable Development (2021 to 2030) spearheaded by UNESCO’sContinue reading “World Meteorological Day 2021: The Ocean, Our Climate and Weather”

TTMS Virtual 5K

The Trinidad and Tobago Meteorological Service (TTMS) held a prize distribution ceremony for its Virtual 5K 2020 on February 24th, 2021 at the TTMS Rawinsonde/Administration Building in Piarco, Trinidad. TTMS Acting Director, Ezekiel Sampson presented the top 3 male and female winners with their trophies and medals during the event. The first place went toContinue reading “TTMS Virtual 5K”

Understanding LA NIÑA

A La Niña event emerged during the second half of 2020 and has since grown to be of moderate strength. This event is predicted to last through to at least April 2021. Find out more about La Niña and its impact in this blog. What is ENSO? The El Niño/Southern Oscillation (ENSO) is a naturallyContinue reading “Understanding LA NIÑA”

TT Met Office Recognized by WMO International Weather Apps Awards

The TT Met Office Mobile APP received international recognition at the World Meteorological Organization (WMO) International Weather Apps Awards on December 15th 2020. The App has been awarded Honorable mention – Award for apps for developing countries (Category 1- Sub-category 3). The World Meteorological Organization announced the winners of the Weather Apps Awards competition viaContinue reading “TT Met Office Recognized by WMO International Weather Apps Awards”


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