For information only. Not an official service. · Sources · Methodology
Today's briefing
Saharan dust at moderate levels. Winds turning northwest should push the dust back out to sea. Sensitive groups may want to keep windows closed.
clears this afternoon
Weekly Outlook
Model estimates. Accuracy decreases beyond 48h.
| Day | Level | Peak PM10 |
|---|---|---|
| TODAY | good | 15 µg/m³ |
| TOMORROW | moderate | 29 µg/m³ |
| SAT | moderate | 31 µg/m³ |
| SUN | moderate | 27 µg/m³ |
| MON | moderate | 49 µg/m³ |
Island Map
Monitoring points across different areas of the island

Dust Forecast Map
Saharan dust load forecast updated every 6 hours
View more details
Forecast times are estimates from weather models and may shift as conditions update. Always check official sources for the latest information. Learn how we calculate this →
Calima in El Hierro
Frequency, duration & affected zones
El Hierro averages 10-15 calima (kalima) episodes per year. Peak activity: winter.
Calima episodes in El Hierro typically last 1–3 days. Dust levels can fluctuate and may linger after peak intensity passes.
Most affected: El Julan and highlands.
El Hierro's distance from the continent means calima only reaches it when the trade winds significantly weaken.