Every 2 minutes Window reads NEA's lightning detectors, rain radar and rain gauges around Jurong East. 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 Jurong East comes from NEA's West region monitors (24-hour PSI and 1-hour PM2.5). The nearest rain gauges are Old Toh Tuck Road (2.1 km) and Taman Jurong Greens (2.4 km).
Alerts for Jurong East on Telegram: @WindowSingaporeBot. A heads-up before storms and when haze turns unhealthy; nothing for maybes.