Airports / 9WN1 / Courtney Plummer AirportGood ground coverage

📍 Winneconne⬆ 758 ft1 runways

9WN1 ·

Courtney Plummer Airport

44.10690°N

-88.68400°W

ARR / DAY

▼ 66.7%

DEP / DAY

▼ 40.0%

Courtney Plummer Airport (9WN1) is a small general aviation airport located in Winneconne, WI, 44 mi south west of Green Bay. It features 1 runway measuring 3,403 feet.

Safety incidents

Last 7 days · 0 total

NORMAL

Current weather

From KOSH, 11 mi away (9WN1 does not publish METAR)

59m ago

Temp

74°F

Wind

9 kts

210°

Visib

10+ km

Ceil

—

KOSH 041653Z 21009G17KT 10SM CLR 23/21 A2993 RMK AO2 SLP123 T02330206

Runways

1 installed

3,403 FT MAX

18/36

3,403 ft × 32

ASPH-P● LITLOW

Runway intelligence

Which runway carries the operations, observed over the last 30 days

54% of ops

19 land · 3 TO

46% of ops

16 land · 8 TO

Runway 36 carries 54% of operations (19 landings, 3 takeoffs) over the last 30 days. The next most-used is 18 at 46%.

Approach quality

Per-runway unstable-approach, go-around, and long-rollout rates

36 19 landings

UA 11%

18 16 landings

UA 38%

Approaches to 36 show a 11% unstable-approach rate (2 UA events from 19 landings).Phase B will add wind-correlation: which crosswind band produces most UA events.

Traffic behavior

When the field is busy: hourly + weekday vs weekend

Daily avg

1.5

flights/day · 45 total

Busy hour (local)

12am

also 6pm · 8pm

Day vs night

40%

06:00–20:00 local

Traffic concentrates around 12am–8pm local, averaging 1.5 flights/day. Weekend volume runs 0.5× weekday (0.9 vs 1.8 daily).

Aircraft character

What's actually flying here: top types over the last 30 days

Activity is led by (31% of 45 flights). Top three types: , , .

Communications Frequencies

2026-06-11

Airport operations

ARTCC:: ZAU
Elevation:: 758 ft
Mag var:: 1° W

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