Berg Strip Private
4NA5 · Berthold, ND · Non-towered · Print kneeboard
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-04 · night begins 09:56 PM
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:50 AM | 10:50Z |
| Sunrise | 06:26 AM | 11:26Z |
| Sunset | 09:20 PM | 02:20Z |
| Evening civil twilight Loggable night begins | 09:56 PM | 02:56Z |
Plan a flight from 4NA5
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Advisories
NOTAMs
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Pilot reports
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Airspace hazards
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Runways
RWY 27LEFT traffic
- Heading
- 259° mag · 270° true
- Dimensions
- 1,760 × 36 ft
- TPA
- 3,300 ft MSL (≈1,000 AGL) · standard
- Surface
- Turf
Enter the left downwind (heading 079°) on the 45° at 3,300 ft MSL (≈1,000 AGL).
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
| Runway | Length | Your margin |
|---|---|---|
| 09/27 | 1,760 ft |
Prefer one flat page? Full runway details for 4NA5 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 4NA5 kneeboard →
Comms & NavAids
Nearby navigation aids
MIB 114.90 · MOT 117.10
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| MIB · Deering | TACAN | 114.90 · 96X | — | r241° / 19.9 NM |
| MOT · Minot | VOR/DME | 117.10 · 118X | High | r262° / 21.7 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for 4NA5 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- 4NA5
- Coordinates
- 48.2883, -101.8280
- Elevation
- 2,250 ft MSL
- Magnetic variation
- 11E
- Sectional chart
- BILLINGS
- Airport use
- Private
- Control tower
- No
- ARTCC
- MINNEAPOLIS (ZMP)
- Flight service (FSS)
- GRAND FORKS · 122.2 · 1-800-WX-BRIEF
- Attendance
- UNATNDD
- Segmented circle
- No
- Activated
- 1985/07
- Distance from city
- 4 SW
Ownership & management 2 contacts
Remarks FAA · 1 notes
General
- FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
Nearby airports
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Also nearby: 6ND9 Skinningsrud Airport (private) (7 NM) · 12ND Pietschtree Airstrip (private) (16 NM) · Y99 Trulson Field (16 NM) · ND43 Flying S Ranch Airport (private) (18 NM)
About 4NA5
Berg Strip (4NA5) is an airport in Berthold, ND, at 2,250 ft MSL. It has 1 runway, the longest 1,760 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 4NA5, refreshed from the Aviation Weather Center and FAA NASR.
Does 4NA5 have a control tower?
No. Berg Strip is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 4NA5?
Berg Strip has 1 runway; the longest is 1,760 ft. See the Runways section for headings, surface, and lighting.
Where is 4NA5?
Berg Strip is in Berthold, ND, at an elevation of 2,250 ft MSL. Coordinates: 48.2883, -101.8280.
Fly out of 4NA5 often?
Save 4NA5 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.
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 4NA5 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.