RAF Marham (EGYM)
Medium airport · King's Lynn, Norfolk, England, United Kingdom
Airport data
| Name | RAF Marham |
|---|---|
| ICAO | EGYM |
| IATA | KNF |
| Elevation | 75 ft (23 m) above mean sea level |
| Coordinates | N 52°38'54" E 0°33'2" 52.64840, 0.55069 |
| Location | King's Lynn, Norfolk, England, United Kingdom |
| Scheduled service | No |
Runways
| Runway | Length | Width | Surface | Lighted |
|---|---|---|---|---|
| 01/19 | 6,116 ft (1864 m) | 148 ft | CON | Yes |
| 05/23 | 9,131 ft (2783 m) | 148 ft | ASP | Yes |
RAF Marham at a glance
RAF Marham is a medium airport in King's Lynn, Norfolk, England, United Kingdom, known to airline systems as KNF. The field elevation of 75 ft (23 m) is the number every arriving pilot dials against QNH — circuit heights and initial approach altitudes at EGYM are all figured from it. There is no scheduled airline service listed here — typical traffic is general aviation, training and local operations.
Of its 2 runways, the longest — 05/23 — offers 9,131 ft (2783 m) of asp surface, with runway lighting for night operations. Runway numbers give magnetic orientation: runway 05 points roughly 50° magnetic.
For the weather side of planning, the live METAR and TAF page for EGYM shows the current observation decoded line by line — wind on an instrument dial, visibility, cloud layers and the resulting flight rules — refreshed continuously from official sources.
Nearest airports to RAF Marham
Distances are great-circle, measured from the field reference point — planning distances along airways or roads will run longer.
| Airport | Code | Distance |
|---|---|---|
| RAF Lakenheath | EGUL | 27 km (15 NM) |
| RAF Mildenhall | EGUN | 32 km (17 NM) |
| RAF Honington | EGXH | 37 km (20 NM) |
| Norwich Airport | EGSH | 49 km (26 NM) |
| Cambridge City Airport | EGSC | 55 km (30 NM) |
Flight-planning notes for RAF Marham
Density altitude is the quiet performance-killer at any field: on a hot day the 75 ft field elevation of RAF Marham can translate into a substantially higher density altitude, stretching take-off rolls and flattening climb rates — run the numbers rather than trusting the feel of a standard day. Expect published instrument procedures, controlled airspace and clearance requirements; slots and handling may apply to general aviation traffic.
This entry is one of 88 airports and airfields we list for United Kingdom — the country index on the airports hub links the rest. Coordinates above are given in both DMS and decimal degrees so they can go straight into a GPS, a flight planner or a chart plot without conversion.
Where this data comes from
The reference layer behind this page builds on the OurAirports dataset — a public-domain, community-maintained register of the world's airports that many flight planners and apps rely on — with equity records preserved from documented historical listings where the dataset is silent. Figures are carried as published: elevations as surveyed, coordinates as filed, runway dimensions as recorded. Nothing is estimated to fill a gap, and the whole layer regenerates from source on every site build, so corrections upstream arrive here automatically.
Frequently asked questions about RAF Marham
What is the ICAO code of RAF Marham?
The ICAO identifier of RAF Marham is EGYM, and its IATA code is KNF. The ICAO code is the one used in flight plans, METAR reports and aeronautical charts.
How high is RAF Marham above sea level?
RAF Marham sits at an elevation of 75 feet (23 metres) above mean sea level. Field elevation is the reference for pattern altitudes and for setting the altimeter on the ground.
Where exactly is RAF Marham located?
The airport lies at 52.6484, 0.5507 — in King's Lynn, Norfolk, England, United Kingdom, in the northern hemisphere. The closest listed field is RAF Lakenheath, about 27 km away.
Does EGYM publish METAR weather reports?
Where the station reports, the current METAR and TAF for EGYM appear on its live weather page on this site, refreshed continuously from the US NWS Aviation Weather Center feed.
How long is the runway at RAF Marham?
RAF Marham has 2 runways. The longest, 05/23, measures 9,131 ft (2783 m) with a ASP surface.