With the development of La Nina conditions anticipated during this summer and its persistence through the autumn, Tropical Storm Risk (TSR) has called for the Northwest Pacific typhoon season to see activity levels around 20% below normal, albeit still with 15 typhoons, 7 of which are forecast to be intense.
The expectation that La Nina conditions will develop during summer and persist through autumn is the key driver here, as it was for Tropical Storm Risk’s forecast for a very active Atlantic hurricane season in 2024.
Just as the change from El Nino to La Nina would be expected to make the Atlantic more conducive to hurricane formation, the opposite is the case in the Northwest Pacific basin.
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