Airports / 31WI / Sullivan AirportGood ground coverage

📍 Sullivan⬆ 875 ft1 runways

31WI ·

Sullivan Airport

43.00743°N

-88.60224°W

ARR / DAY

▲ 266.7%

DEP / DAY

▲ 25.0%

Sullivan Airport (31WI) is a small general aviation airport located in Sullivan, WI, 35 mi west of Milwaukee. It features 1 runway measuring 4,558 feet. SkyMeter has observed roughly 2 arrivals and 1 departures per day on average over the last 7 days.

Safety incidents

Last 7 days · 0 total

NORMAL

Current weather

From KMKE, 36 mi away (31WI does not publish METAR)

36m ago

Temp

70°F

Wind

6 kts

80°

Visib

10+ km

Ceil

—

KMKE 272352Z 08006KT 10SM SCT050 21/16 A3003 RMK AO2 SLP164 T02110161 10244 20211 50002

Runways

1 installed

4,558 FT MAX

06/24

4,558 ft × 50

ASPH● LIT

Runway intelligence

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

51% of ops

24 land · 3 TO

49% of ops

23 land · 9 TO

Runway 06 carries 51% of operations (24 landings, 3 takeoffs) over the last 30 days. The next most-used is 24 at 49%.

Approach quality

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

06 24 landings

UA 33%

24 23 landings

UA 4%

Approaches to 06 show a 33% unstable-approach rate (8 UA events from 24 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

2.3

flights/day · 69 total

Busy hour (local)

6pm

also 12am · 3pm

Day vs night

59%

06:00–20:00 local

Traffic concentrates around 3pm–6pm local, averaging 2.3 flights/day. Weekend volume runs 0.9× weekday (2.1 vs 2.5 daily).

Aircraft character

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

Activity is led by (16% of 63 flights). Top three types: , , .

Communications Frequencies

2026-06-11

Type	Freq (MHz)	Hours
CTAF	122.900	—

Airport operations

ARTCC:: ZMP
Elevation:: 1,002 ft

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