For information only. Not an official service. · Sources · Methodology
Today's briefing
Saharan dust at elevated levels in the air. Dust looks set to stick around for the next few days. Check the 5-day forecast before committing to beach or hiking days.
Weekly Outlook
Model estimates. Accuracy decreases beyond 48h.
| Day | Level | Peak PM10 |
|---|---|---|
| TODAY | unhealthy | 63 µg/m³ |
| TOMORROW | unhealthy | 51 µg/m³ |
| THU | moderate | 37 µg/m³ |
| FRI | moderate | 36 µg/m³ |
| SAT | moderate | 24 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 →
Self-protection advice
- Official sources recommend keeping doors and windows closed during episodes
- Health authorities advise keeping prescribed medications on hand.
- Official guidance suggests drinking plenty of fluids and avoiding dry environments
- Official health authorities advise against strenuous outdoor exercise during episodes
- Health authorities advise consulting a doctor if you feel unwell.
Based on guidance from: Gobierno de Canarias
At-risk groups may include children, elderly, and people with respiratory or cardiovascular conditions, among others.
Official sources
For informational purposes only. Not medical advice. Always consult official sources and healthcare professionals.
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.