Calgary's Magnetic Declination: ~16° East (2024)

The magnetic declination (variation) for Calgary, Alberta is approximately 16° East (as of 2024).

This means a magnetic compass needle in Calgary points 16° east of true geographic north.

📐 Key Details

• Annual change: ~0°06' W per year (declination slowly decreasing)
• Model: WMM2025 / IGRF-13
• Coordinates: 51.04°N, 114.07°W

🧭 Practical Use

• Map & compass navigation: Add 16° to magnetic bearing to get true bearing (or set compass declination to +16°)
• GIS/surveying: Apply correction for accurate georeferencing
• Aviation: Charts updated per cycle; runway numbers reflect magnetic heading

Always verify current value via Natural Resources Canada or NOAA NCEI calculators before precision work.