Tag: Koh Tieh Yong

  • Super El Nino and an Unanswerable Bearing on Climate Change

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    tiehyong
    in

    Recently, there is talk about a “super El Nino” might be on the horizon. (See e.g. today’s article in The Straits Times.) As usual, some are tempted to speculate about the connection between climate change and the “super”lative description of the El Nino. Well, first of all, a “super” El Nino is not an official…

  • Sumatra Squall on Night of Mid-Autumn Festival

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    tiehyong
    in

    The Sumatra squall formed in the afternoon due to strong westerly wind shear (about 50 km/h from surface to 700mb-level) and intense surface evaporation over Strait of Malacca on 17 Sept 2024. It swept over Singapore around nightfall as shown in the picture above. The gust front would be located just ahead (east) of the…