Washington County Airport

8WC · Potosi, MO · Non-towered · Print kneeboard

Elevation
959 ft MSL
Longest runway
4,000 ft 02/20
Runway
1
Mag var
0E

Nearby now

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Weather

METAR observed

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TAF forecast

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Sun & FAA night2026-08-04 · night begins 08:38 PM
EventLocal (CDT)UTC
Morning civil twilight
Loggable night ends
05:39 AM10:39Z
Sunrise06:08 AM11:08Z
Sunset08:09 PM01:09Z
Evening civil twilight
Loggable night begins
08:38 PM01:38Z
Loggable night (§1.1)
08:38 PM → 05:39 AM
Night currency (§61.57)
09:09 PM → 05:08 AM

Plan a flight from 8WC

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

5,000 ftNMNxw 109°downwind 019°base 289°final 199°45° entry2002

RWY 20LEFT traffic

Heading
199° mag · 199° true
Dimensions
4,000 × 60 ft
TPA
2,000 ft MSL (≈1,000 AGL) · standard
Surface
Asphalt
CTAF
123.0

Enter the left downwind (heading 019°) on the 45° at 2,000 ft MSL (≈1,000 AGL).

More details — RWY 20
Threshold elev
946 ft
Markings
nonprecision
TDZ elevation
958 ft

Condition: Good. Edge lights: Med. Weight bearing: Single wheel 11k.

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

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

Prefer one flat page? Full runway details for 8WC → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 8WC kneeboard →

Comms & NavAids

Communication frequencies

Taxi & takeoff

CTAF
123.0
UNICOM
123.0

Also

Flight service
128.35 LOW
By procedure & sector (1 frequencies)
FrequencyUsed by
284.675SAINT LOUIS RCAG (LOW)

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

Nearby navigation aids

FAM 115.70
NavAidTypeFreq · chRangeRadial / Dist magnetic
FAM · Farmington VORTAC 115.70 · 104X High r302° / 28.2 NM

Prefer one flat list? All 8WC frequencies →

Charts & procedures

Airport

VFR sectional →

Airport info

Airport information

FAA LID
8WC
Coordinates
37.9292, -90.7315
Elevation
959 ft MSL
Magnetic variation
0E
Sectional chart
ST LOUIS
Airport use
Public
Control tower
No
ARTCC
KANSAS CITY (ZKC)
Flight service (FSS)
SAINT LOUIS · 1-800-WX-BRIEF
NOTAM facility
STL
Attendance
MON-FRI 0800-1630
Beacon
white-green (SS-SR)
Segmented circle
Yes
Wind indicator
lighted
Activated
1969/09
Distance from city
3 E

Night operations

Airport lighting
SEE RMK
Rotating beacon
white-green · SS-SR
Pilot-controlled lighting
ACTVT MIRL RY 02/20 - CTAF. on 123.0Chart Supplement ↗

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
Fuel available
100LL, Jet A (additive)
Bottled oxygen
NONE
Bulk oxygen
NONE
Parking
tiedowns
Ownership & management 2 contacts
Owner
WASHINGTON COUNTY
102 N. MISSOURI ST., POTOSI, MO
573-438-3582
Manager
DANNY WILSON
12225 EAST STATE HIGHWAY 8, MINERAL POINT, MO
573-854-9173
Remarks FAA · 6 notes

General

  • WILDLIFE ON & INVOF ARPT.
  • USE RIGHT TFC FOR RY 02; DO NOT OVERFLY PRISON AREA.
  • 24-HR SS 100LL AND JET-A FUEL LOCATED AT SOUTH APRON.
  • FOR CD CTC KANSAS CITY ARTCC AT 913-254-8508.

Runways

  • PAVEMENT RATED FOR ACFT UNDER 12,500 LBS.

Lighting

  • ACTVT MIRL RY 02/20 - CTAF.

Nearby airports

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Also nearby: 3MO7 Kelly Field (private) (5 NM) · 0MO2 Short-N-Ruff Airport (9 NM) · H57 Bismarck Memorial Airport (12 NM) · MU65 Lakeside Airport (private) (16 NM) · MO81 Dove Airstrip (private) (17 NM)

About 8WC

Washington County Airport (8WC) is an airport in Potosi, MO, at 959 ft MSL. It has 1 runway, the longest 4,000 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 8WC, refreshed from the Aviation Weather Center and FAA NASR.

Does 8WC have a control tower?

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

What is the longest runway at 8WC?

Washington County Airport has 1 runway; the longest is 4,000 ft. See the Runways section for headings, surface, and lighting.

Where is 8WC?

Washington County Airport is in Potosi, MO, at an elevation of 959 ft MSL. Coordinates: 37.9292, -90.7315.

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Save 8WC 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.

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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 8WC 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.