Airports / KISW / Alexander Field South Wood County AirportIATA ISWGood ground coverage
Alexander Field South Wood County Airport satellite view
📍 Wisconsin Rapids⬆ 1,021 ft3 runways
KISW · ISW

Alexander Field South Wood County Airport

44.36030°N
-89.83900°W
ARR / DAY
7
15.3%
DEP / DAY
7
18.0%

Alexander Field South Wood County Airport (KISW/ISW) is a small general aviation airport located in Wisconsin Rapids, WI, 91 mi west of Green Bay. It features 3 runways with the longest being 5,500 feet. SkyMeter has observed roughly 7 arrivals and 7 departures per day on average over the last 7 days.

Current weather

Latest METAR observation

1d ago
Temp
66°F
Wind
4 kts
210°
Visib
10+ km
Ceil
METAR KISW 291554Z AUTO 21004KT 9SM -RA OVC100 19/17 A3009 RMK AO2 SLP190 P0003 T01890172 $

Runway intelligence

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

20
44% of ops
110 land · 8 TO
02
25% of ops
64 land · 88 TO
29
11% of ops
28 land · 36 TO
11
9% of ops
22 land · 12 TO
18
7% of ops
18 land · 76 TO
36
4% of ops
10 land · 1 TO
Runway 20 carries 44% of operations (110 landings, 8 takeoffs) over the last 30 days. The next most-used is 02 at 25%.

Approach quality

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

20 110 landings
UA 6%
02 64 landings
UA 2%
29 28 landings
UA 4%
11 22 landings
UA 5%
18 18 landings
UA 0%
36 10 landings
UA 0%
Approaches to 20 show a 6% unstable-approach rate (7 UA events from 110 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
13.4
flights/day · 402 total
Busy hour (local)
12am
also 7pm · 5pm
Day vs night
60%
06:00–20:00 local
Traffic concentrates around 12am–5pm local, averaging 13.4 flights/day. Weekend volume runs 0.8× weekday (11.8 vs 14.7 daily).

Aircraft character

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

Activity is led by (22% of 298 flights). Top three types: , , .

Communications Frequencies

2026-06-11
Type Freq (MHz) Hours
CTAF 122.800
UNICOM 122.800
ASOS 126.575
WISCONSI 122.200
OTHER 122.200
MOSINEE 124.400
OTHER 124.400
MOSINEE 317.700
OTHER 317.700
Airport operations
ARTCC:
ZMP
Mag var:
1° W
Fuel:
100LL, A+

Hourly traffic

Avg movements per hour · local time · last 30 days

12a 1a 2a 3a 4a 5a 6a 7a 8a 9a 10a 11a 12p 1p 2p 3p 4p 5p 6p 7p 8p 9p 10p 11p
© SkyMeter · All flight data subject to ODbL attribution · Updated 16:11 UTC