Medium Regional Airport • Decatur, IL, United States
Elevation: 682 ft (208 m) • 39.8346, -88.8657
Decatur Airport (KDEC / DEC) is a medium regional airport serving Decatur, IL, United States, situated at an elevation of 682 ft (208 m) above sea level. Local magnetic variation is 3.0° West. The airport has 6 runways, with the longest measuring 8,496 feet.
| Designator | Length | Width | Surface | Heading |
|---|---|---|---|---|
| 06 | 8,496 ft | 150 ft | Asphalt/Concrete | 59° |
| 12 | 6,799 ft | 150 ft | Asphalt/Concrete | 119° |
| 18 | 5,299 ft | 150 ft | Asphalt | 179° |
| 24 | 8,496 ft | 150 ft | Asphalt/Concrete | 239° |
| 30 | 6,799 ft | 150 ft | Asphalt/Concrete | 299° |
| 36 | 5,299 ft | 150 ft | Asphalt | 359° |
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