Eureka Municipal

3W8 · Eureka, SD · Non-towered · Print kneeboard · Open on the map

Elevation

1,935 ft MSL

Longest runway

3,100 ft 12/30

Runways

Mag var

CTAF 122.9

Nearby now

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Weather

METAR observed

No weather station at 3W8. Nearby reporting stations: KASY (18 NM), KMBG (35 NM), KABR (55 NM).

TAF forecast

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Sun & FAA night2026-09-18 · night begins 08:14 PM

Event	Local (CDT)	UTC
Morning civil twilight Loggable night ends	06:50 AM	11:50Z
Sunrise	07:20 AM	12:20Z
Sunset	07:44 PM	00:44Z
Evening civil twilight Loggable night begins	08:14 PM	01:14Z

Loggable night (§1.1)

08:14 PM → 06:50 AM

Night currency (§61.57)

08:44 PM → 06:20 AM

Plan a flight from 3W8

Destination

TAS (kt)Burn (gph)Reserve (hr)Cruise (ft)Max alt (ft)Wind from (°)Wind (kt)

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 12LEFT traffic

Heading: 127° mag · 135° true
Dimensions: 3,100 × 60 ft
TPA: 2,900 ft MSL (≈1,000 AGL) · standard
Surface: Asphalt
Lights: 2-light PAPI (left) (3°)
CTAF: 122.9

Enter the left downwind (heading 307°) on the 45° at 2,900 ft MSL (≈1,000 AGL).

More details — RWY 12

Threshold elev: 1,931 ft
Markings: nonprecision
Threshold crossing height: 20 ft

Condition: Good. Edge lights: Med.

Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates

Will it fit? Your aircraft's required runway length (from the POH) — checked against every runway here

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Runway	Length	Your margin
12/30	3,100 ft
07/25	1,821 ft

Prefer one flat page? Full runway details for 3W8 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 3W8 kneeboard →

Comms & NavAids

Communication frequencies

Taxi & takeoff

CTAF

122.9

Source: FAA NASR (current 28-day cycle).

Prefer one flat list? All 3W8 frequencies →

Charts & procedures

PDF ↗

Chart Supplement ↗

VFR sectional →

Airport info

Airport information

FAA LID: 3W8
Coordinates: 45.8000, -99.6427
Elevation: 1,935 ft MSL
Magnetic variation: 8E
Sectional chart: TWIN CITIES
Airport use: Public
Control tower: No
ARTCC: MINNEAPOLIS (ZMP)
Flight service (FSS): HURON · 1-800-WX-BRIEF
NOTAM facility: HON
Attendance: UNATNDD
Beacon: white-green (SS-SR)
Segmented circle: No
Wind indicator: lighted
Activated: 1946/06
Distance from city: 2 N

Night operations

Airport lighting: SEE RMK
Rotating beacon: white-green · SS-SR
Pilot-controlled lighting: ACTVT PAPI RWY 12 &30; MIRL RWY 12/30 - CTAF. on 122.9 — Chart Supplement ↗

Runway lighting aids — 12: 2-light PAPI (left) · 30: 2-light PAPI (left).

FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.

Services fuel · repairs · oxygen · attendance

Bottled oxygen: NONE
Bulk oxygen: NONE
Airframe service: NONE
Powerplant service: NONE
Parking: tiedowns
Other services: Agricultural

Ownership & management 2 contacts

Owner

CITY OF EUREKA

PO BOX 655, EUREKA, SD

605-284-2441

Manager

ERIC ODENBACH

PO BOX 655, EUREKA, SD

605-228-3262

Remarks FAA · 5 notes

General

WILDLIFE ON AND INVOF ARPT.
FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.

Runways

RWY 12/30 MKGS VERY FADED.
RWY 07/25 MKD WITH WHITE BLACK TIPPED MKR CONES.

Lighting

ACTVT PAPI RWY 12 &30; MIRL RWY 12/30 - CTAF.

Nearby airports

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Also nearby: 5T4 Herreid Municipal (18 NM) · 0ND6 Schumacher Strip (private) (19 NM) · 8SD Bowdle Municipal (22 NM) · 6L5 Wishek Municipal (27 NM) · ND41 Voller (private) (28 NM)

About 3W8

Eureka Municipal (3W8) is an airport in Eureka, SD, at 1,935 ft MSL. It has 2 runways, the longest 3,100 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 3W8, refreshed from the Aviation Weather Center and FAA NASR.

Does 3W8 have a control tower?

No. Eureka Municipal is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.

What is the longest runway at 3W8?

Eureka Municipal has 2 runways; the longest is 3,100 ft. See the Runways section for headings, surface, and lighting.

Where is 3W8?

Eureka Municipal is in Eureka, SD, at an elevation of 1,935 ft MSL. Coordinates: 45.8000, -99.6427.

More about 3W8

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 3W8 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.