Category Archives: Tropical convection

Co-Producing New Sub-Seasonal Weather Forecasts in Africa

By: Linda Hirons Weather-related extremes affect the lives and livelihoods of millions of people across tropical Africa. Access to reliable, actionable weather information is key to improving the resilience of African populations and economies. Specifically, at the extended sub-seasonal timescale … Continue reading

Posted in Africa, Climate, Co-production, drought, Energy meteorology, Forecasting Testbed, Madden-Julian Oscillation (MJO), Predictability, Rainfall, Renewable energy, Seasonal forecasting, subseasonal forecasting, Tropical convection, Weather forecasting | Leave a comment

Advance Of The Indian Monsoon Onset

By: Arathy Menon The Indian monsoon provides water for agriculture, industry and the basic water needs of more than a billion people. The monsoon onset usually takes place in south India during the beginning of June and the monsoon rains then … Continue reading

Posted in Climate, Monsoons, Numerical modelling, Rainfall, Tropical convection | Leave a comment

TerraMaris: Plans, Progress And Setbacks Of Atmospheric Research In Indonesia

By: Emma Howard  To some of us weather enthusiasts, there‚Äôs nothing more exciting than a good tropical thunderstorm. For the best storms, you need a good source of humid air from a warm ocean and a hot land surface. If … Continue reading

Posted in Atmospheric circulation, Climate, Convection, Rainfall, Thunder Storms, Tropical convection | Leave a comment

Convective self-aggregation: growing storms in a virtual laboratory

By: Chris Holloway Figure 1: An example of convective self-aggregation from an RCE simulation using the Met Office Unified Model at 4km grid length with 300 K SST.  Time mean precipitation in mm/day for (a) Day 2 (still scattered), and … Continue reading

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How the Hadley Cells work

By Gui-Ying Yang The Hadley Cell, named after British meteorologist George Hadley who discovered this tropical atmospheric overturning circulation, is one of the basic concepts in weather and climate. Figure 1 shows the zonal mean overturning circulation in a latitude height … Continue reading

Posted in Climate, Climate change, Climate modelling, earth observation, Equatorial waves, extratropical cyclones, Tropical convection, Troposphere, Waves, Weather, Wind | Leave a comment