Sinai II Heliport
Daylight today(Sep 6, 2026, local time)
About 12h 51m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About Sinai II Heliport
Sinai II Heliport is a heliport in Baltimore, United States. It sits at an elevation of 490 ft (149 m). It observes America/New York local time. The nearest airport is St John Airport (4MD9), about 9 nm to the nnw.
Summary generated from this airport’s structured data — reference only.
Live traffic nearby
Aircraft currently within ~40 nm, from live ADS-B. Positions are approximately real-time — not for navigation.
Live ADS-B by adsb.lol & the OpenSky Network. Not for navigation.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (0)
No runway data recorded for this airport.
Airspace in this area(4)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| WASHINGTON-TRI AREA CLASS B AREA B | Class B | Controlled | 1500 ft MSL | 10000 ft MSL |
| WASHINGTON-TRI AREA CLASS B AREA C | Class B | Controlled | 2500 ft MSL | 10000 ft MSL |
| WASHINGTON-TRI AREA CLASS B AREA D | Class B | Controlled | 3500 ft MSL | 10000 ft MSL |
| WASHINGTON DC SFRA ADIZ | Special use | Restricted | GND | 17999 ft MSL |
Approximate bounding-box match from OpenAIP · all United States airspace. Reference only — consult official charts for exact boundaries and status.
Tall obstacles nearby
| Obstacle | Height AGL | Top (MSL) | Lit |
|---|---|---|---|
| WBFF-DT (Baltimore) | 1,260 ft | 256 ft | — |
| Obstacle | 896 ft | 302 ft | — |
| Transamerica | 528 ft | 39 ft | — |
| World Trade Center | 407 ft | 16 ft | — |
| Two Charles Center | 384 ft | 85 ft | — |
| 250 West Pratt Street | 361 ft | 30 ft | — |
| Four Seasons | 361 ft | 30 ft | — |
| Legg Mason Tower | 361 ft | 23 ft | — |
Tallest obstacles within ~10 nm. Data via OpenAIP. Reference only — consult official charts.
Nearby airports
Great-circle distance and true bearing from Sinai II Heliport.
Frequently asked questions
Where is Sinai II Heliport located?
Sinai II Heliport is heliport located in Baltimore, United States, at an elevation of 490 ft (149 m).
What time zone is Sinai II Heliport in?
Sinai II Heliport is in the America/New York time zone (UTC-04:00).
What is the magnetic variation at Sinai II Heliport?
The magnetic variation (declination) at Sinai II Heliport is approximately 11° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Sinai II Heliport?
The nearest airport to Sinai II Heliport is St John Airport (4MD9), about 9 nm to the nnw, followed by Albrecht Airstrip and Baltimore/Washington International Thurgood Marshall Airport.
Is the information on this page suitable for flight planning?
No. Sinai II Heliport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.