SiAR - Spanish Agroclimatic Information System for Irrigation
Spanish Ministry of Agriculture network of 460+ agroclimatic stations across 12 autonomous communities providing daily weather data and reference evapotranspiration (ETo) for irrigation scheduling covering ~90% of Spain's irrigable area.
eportal.mapa.gob.es
At a glance
- Region
- Spain (Europe)
- Coverage
- National
- Access
- Free
- Category
- Government
- Last updated
- 2026
What's inside
- Evapotranspiration
- Weather station
- Irrigation
- Reference ET
Terms explained
What you can do with it
Typical work that data of this type supports.
- 01
Irrigation scheduling
Decide when and how much to irrigate.
Because it has: Evapotranspiration
- 02
Water accounting
Track how much water crops actually consume across a command area.
- 03
Coverage gaps
Find who lacks safe water or sanitation.
Where AI adds value
Ideas for machine learning and AI agents built on this kind of data.
- 01
Field-scale ET
Estimate crop water use per field by combining satellite and weather with ML.
- 02
Demand forecasts
Predict irrigation demand weeks ahead for canal and pump planning.
- 03
Failure prediction
Predict pipe bursts and plant failures before they happen.
Related water data
- CIMIS - California Irrigation Management Information SystemNorth America | Free
- FAWN - Florida Automated Weather NetworkNorth America | Free
- TexasET Network (Texas A&M)North America | Free
- Agència Catalana de l'Aigua - Real-time Water (ACA)Europe | Free
- AgWeatherNet (Washington State University)North America | Free
- Andalusia Reservoir Viewer (datos.gob.es)Europe | Free
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