Bar Triangle Private
5TX1 · Mason, TX · Non-towered · Print kneeboard · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-19 · night begins 08:02 PM
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:59 AM | 11:59Z |
| Sunrise | 07:23 AM | 12:23Z |
| Sunset | 07:38 PM | 00:38Z |
| Evening civil twilight Loggable night begins | 08:02 PM | 01:02Z |
Plan a flight from 5TX1
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
RWY 20RIGHT trafficRP · charted
- Heading
- 200° true
- Dimensions
- 1,300 × 30 ft
- TPA
- 2,700 ft MSL (≈1,000 AGL) · standard
- Surface
- Turf
Enter the right downwind (heading 020°) on the 45° at 2,700 ft MSL (≈1,000 AGL).
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| 02/20 | 1,300 ft |
Prefer one flat page? Full runway details for 5TX1 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 5TX1 kneeboard →
Comms & NavAids
Nearby navigation aids
LLO 108.20 · JCT 116.00
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| LLO · Llano | TACAN | 108.20 · 19X | — | r262° / 22.1 NM |
| JCT · Junction | VORTAC | 116.00 · 107X | High | r061° / 33.2 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for 5TX1 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- 5TX1
- Coordinates
- 30.7931, -99.2166
- Elevation
- 1,684 ft MSL
- Sectional chart
- SAN ANTONIO
- Airport use
- Private
- Control tower
- No
- ARTCC
- HOUSTON (ZHU)
- Flight service (FSS)
- SAN ANGELO · 122.2 · 1-800-WX-BRIEF
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 2015/10
- Distance from city
- 3 NNE
Ownership & management 2 contacts
Remarks FAA · 1 notes
General
- FOR CD CTC HOUSTON ARTCC AT 281-230-5622.
Nearby airports
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Also nearby: T92 Mason County (4 NM) · 6TX1 Snowden Field (private) (7 NM) · 8TX6 Harkey Ranch (private) (9 NM) · 0TA8 B Flying Ranch (private) (9 NM) · 1XS4 Red Sands Ranch (private) (10 NM) · 3XA7 Eagle Rock Ranch (private) (12 NM)
About 5TX1
Bar Triangle (5TX1) is an airport in Mason, TX, at 1,684 ft MSL. It has 1 runway, the longest 1,300 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 5TX1, refreshed from the Aviation Weather Center and FAA NASR.
Does 5TX1 have a control tower?
No. Bar Triangle is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 5TX1?
Bar Triangle has 1 runway; the longest is 1,300 ft. See the Runways section for headings, surface, and lighting.
Where is 5TX1?
Bar Triangle is in Mason, TX, at an elevation of 1,684 ft MSL. Coordinates: 30.7931, -99.2166.
More about 5TX1
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 5TX1 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.