Ring Rock Ranch Airport Private
4NA1 · Williston, ND · 2,256 ft elevation · var 12E · Non-towered
Airport information
- FAA LID
- 4NA1
- Coordinates
- 48.2547, -103.6730
- Elevation
- 2,256 ft MSL
- Magnetic variation
- 12E
- Sectional chart
- BILLINGS
- Airport use
- Private
- Control tower
- No
- ARTCC
- SALT LAKE CITY (ZLC)
- Flight service (FSS)
- GRAND FORKS · 1-800-WX-BRIEF
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 1985/03
- Distance from city
- 6 NW
Weather
METAR observed
Loading current weather…
TAF forecast
Loading forecast…
Sun & FAA night 2026-06-22
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:12 AM | 10:12Z |
| Sunrise | 04:54 AM | 10:54Z |
| Sunset | 08:59 PM | 02:59Z |
| Evening civil twilight Loggable night begins | 09:41 PM | 03:41Z |
Plan a flight from 4NA1
Traffic pattern
- Landing
- Rwy 11
- Pattern
- left (turns left)
- TPA
- 3,300 ft MSL (≈1,000 AGL)
Enter the left downwind for Rwy 11 at 3,300 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 11/29
1,700 ft × 50 ft · Turf- Heading
- n/a
- Traffic pattern
- Left
- Approach obstacle
- Fence, 4 ft, 10 ft from threshold
- Heading
- n/a
- Traffic pattern
- Left
| Runway | Length | Your margin |
|---|---|---|
| 11/29 | 1,700 ft |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| ISN · Williston | VORTAC | 116.30 | r076° / 3.1 NM |
VFR sectional
No published instrument procedures or Chart Supplement for 4NA1. VFR sectional link above.
Ownership & management
Remarks FAA
- FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
- TURF SFC IS ROLLING.
Nearby airports
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 4NA1 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.
About 4NA1
Ring Rock Ranch Airport (4NA1) is an airport in Williston, ND, at 2,256 ft MSL. It has 1 runway, the longest 1,700 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 4NA1, refreshed from the Aviation Weather Center and FAA NASR.
Does 4NA1 have a control tower?
No. Ring Rock Ranch Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at 4NA1?
Ring Rock Ranch Airport has 1 runway; the longest is 1,700 ft. See the Runways tab for headings, surface, and lighting.
Where is 4NA1?
Ring Rock Ranch Airport is in Williston, ND, at an elevation of 2,256 ft MSL. Coordinates: 48.2547, -103.6730.
Fly out of 4NA1 often?
Save 4NA1 as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.