Every 2 minutes Window reads NEA's lightning detectors, rain radar and rain gauges around Sungei Kadut. It tells you when a thunderstorm is closing in and roughly when it will arrive, when to stay indoors because lightning is within 10 km, and when rain is likely in the next two hours.
Haze for Sungei Kadut comes from NEA's North region monitors (24-hour PSI and 1-hour PM2.5). The nearest rain gauges are Sungei Kadut Street 3 (1 km) and Kranji Road (1.8 km).
Alerts for Sungei Kadut on Telegram: @WindowSingaporeBot. A heads-up before storms and when haze turns unhealthy; nothing for maybes.