Forecast
Next 48 hours
PM2.5 µg/m³, island-wide
Next 5 days
- TodayPeak 146–232 µg/m³96%PSI 193Go out, take it easy100% chance PM2.5 goes above 55, unhealthy by 24-hour PSI
- TmrwPeak 86–152 µg/m³100%PSI 185Go out, take it easy100% chance PM2.5 goes above 55, unhealthy by 24-hour PSI
- SunPeak 72–145 µg/m³90%PSI 120Go out, take it easy96% chance PM2.5 goes above 55, unhealthy by 24-hour PSI
- MonPeak 63–136 µg/m³90%PSI 123Go out, take it easy91% chance PM2.5 goes above 55, unhealthy by 24-hour PSI
- TuePeak 44–100 µg/m³PSI 120Go out, take it easy67% chance PM2.5 goes above 55, unhealthy by 24-hour PSI
Strips show morning, afternoon and evening. Peak is the likely range of the day's highest hour.
Last 7 days
Peak 24-hr PSI
- 183
- 162
- 166
- 174
- 205
- 212
- 216
This week's peak 216 is the highest since 2015 (peak 322). NEA data