Medium Regional Airport • Hamilton, ON, Canada
Elevation: 780 ft (238 m) • 43.1736, -79.9350
John C. Munro Hamilton International Airport (CYHM / YHM) is a medium regional airport serving Hamilton, ON, Canada, situated at an elevation of 780 ft (238 m) above sea level. Local magnetic variation is 9.7° West. The airport has 4 runways, with the longest measuring 10,006 feet.
| Designator | Length | Width | Surface | Heading |
|---|---|---|---|---|
| 06 | 6,010 ft | 150 ft | Asphalt | 49° |
| 12 | 10,006 ft | 200 ft | Asphalt | 107° |
| 24 | 6,010 ft | 150 ft | Asphalt | 229° |
| 30 | 10,006 ft | 200 ft | Asphalt | 287° |
METAR (Meteorological Aerodrome Report) is the standard format for reporting current weather conditions at airports worldwide. Issued every 30–60 minutes, it includes wind direction and speed, visibility, sky condition and cloud heights, temperature, dewpoint, and altimeter setting. Special METARs (SPECI) are issued when conditions change significantly.
TAF (Terminal Aerodrome Forecast) provides a weather forecast for the area within 5 nautical miles of an airport, valid for 24–30 hours. Issued every 6 hours by national weather services, TAFs use FM (from), TEMPO (temporary), BECMG (becoming), and PROB (probability) groups to describe changing conditions.
Flight Categories: VFR ceiling >3,000 ft & vis >5 SM MVFR 1,000–3,000 ft or 3–5 SM IFR 500–1,000 ft or 1–3 SM LIFR <500 ft or <1 SM