Sequatchie County HeliportPrivate
18TN · Dunlap, TN · Non-towered · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-23 · night begins 07:03 PM
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:05 AM | 11:05Z |
| Sunrise | 06:30 AM | 11:30Z |
| Sunset | 06:37 PM | 23:37Z |
| Evening civil twilight Loggable night begins | 07:03 PM | 00:03Z |
Plan a flight from 18TN
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
NOTAMs · Loading NOTAMs…
Pilot reports · Loading PIREPs…
Airspace hazards · Checking SIGMETs and G-AIRMETs…
Temporary flight restrictions · Checking for TFRs…
Runways
| Runway | Length | Your margin |
|---|---|---|
| H1/ | 50 ft |
Prefer one flat page? Full runway details for 18TN → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 18TN kneeboard →
Comms & NavAids
Nearby navigation aids
HCH 117.60
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| HCH · Hinch Mountain | VOR/DME | 117.60 · 123X | Low | r222° / 30.7 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for 18TN — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- 18TN
- Coordinates
- 35.3878, -85.3803
- Elevation
- 784 ft MSL
- Magnetic variation
- 5W
- Sectional chart
- ATLANTA
- Airport use
- Private
- Control tower
- No
- ARTCC
- ATLANTA (ZTL)
- Flight service (FSS)
- NASHVILLE · 122.2 · 1-800-WX-BRIEF
- NOTAM facility
- FDC
- Attendance
- ALL ALL
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 2008/07
- Distance from city
- 0 NE
Night operations
- Airport lighting
- SEE RMK
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Ownership & management 2 contacts
Remarks FAA · 2 notes
General
- FOR CD CTC CHATTANOOGA APCH AT 423-855-6478, WHEN APCH CLSD CTC ATLANTA ARTCC AT 770-210-7692.
Lighting
- PERIMETER LGT - 423-949-5752.
Nearby airports
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Also nearby: 3TN4 Dunlap Airpark (private) (4 NM) · TN45 Magic Valley (private) (5 NM) · TN89 Possum Bottom (private) (9 NM) · 96TN Mt Bakewell Airfield (private) (11 NM) · TN78 Soddy-Daisy (private) (13 NM) · TN42 Valley View Assisted Living (private) (13 NM)
About 18TN
Sequatchie County (18TN) is a heliport in Dunlap, TN, at 784 ft MSL. It has 1 runway, the longest 50 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 18TN, refreshed from the Aviation Weather Center and FAA NASR.
Does 18TN have a control tower?
No. Sequatchie County is a non-towered (pilot-controlled) heliport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 18TN?
Sequatchie County has 1 runway; the longest is 50 ft. See the Runways section for headings, surface, and lighting.
Where is 18TN?
Sequatchie County is in Dunlap, TN, at an elevation of 784 ft MSL. Coordinates: 35.3878, -85.3803.
More about 18TN
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 18TN in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
Something here wrong or out of date? Report a data problem.