WxDecoder

4WN2 Weather Swensen Airport

Vesper, WisconsinElevation 1,010 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KISW · 7 NM SE · 39 min old
Ceiling 7,000 ft, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KISW
WIND
050@5
steady
VISIBILITY
10 SM
16.1 km
CEILING
7,000 ft
lowest BKN/OVC
FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

No aviation METAR is published for this airport. The nearest National Weather Service station reports wind from 40° at 8 kt, visibility 10 SM, temperature 11C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight mostly cloudy, low near 45F, 13% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Thursday: Showers And Thunderstorms Likely. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Tonight Mostly Cloudy 45 NNE 5 kt – 13%
Monday Mostly Cloudy 54/40 NE 8 kt – 25%
Tuesday Chance Rain Showers then Partly Sunny 65/51 SE 12 kt 19 kt 25%
Wednesday Chance Rain Showers 71/52 SSW 11 kt – 66%
Thursday Showers And Thunderstorms Likely 68/44 WNW 6 kt – 65% Thunderstorms in the forecast
Friday Chance Rain Showers 66/49 ESE 7 kt – 60%
Saturday Rain Showers Likely 66/48 SE 8 kt – 58%
Sunday Chance Rain Showers 63 SW 8 kt – 31%

Source: National Weather Service (office GRB). Forecast issued 0232Z.

Radar

Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.

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RUNWAYS & WIND
Crosswind calculator
No runway layout is available for 4WN2. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail

09/27
Dimensions
1,200 x 60 ft
Surface
TURF
FIELD CONDITIONS

Field elevation

Field elevation
1,010 ft MSL

Density and pressure altitude need a current temperature and altimeter from the METAR.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2259Z 5:59 PM
Sunrise
1228Z 7:28 AM
Loggable night
2329Z (6:29 PM local) → 1159Z (6:59 AM local)
end of evening to start of morning civil twilight
Position lights required
2259Z (5:59 PM local) → 1228Z (7:28 AM local)
sunset to sunrise (91.209)
Night passenger currency
2359Z (6:59 PM local) → 1128Z (6:28 AM local)
1 hr after sunset to 1 hr before sunrise (61.57(b))

FAA definitions, shown in Zulu with airport-local time. Verify for your operation.

AIRPORT INFORMATION

Facility & services

Swensen Airport is in Vesper, Wisconsin. Field elevation 1,010 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
TypeSmall airport
CHARTS & AIRSPACE
ICAO / IATA4WN2
RegionWisconsin
CountryUnited States
Coordinates44.4170, -89.9864
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

4WN2 traffic patterns

2026-06-19 to 2026-06-19, 1 days observed · data 2026-10-23

Insufficient confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
0
AVG OPS/DAY
1
Operations trend (1 days)

Busiest day: Fri · Busiest month: Jun

FLEET MIX

Fleet composition unclear from available data.

TOP AIRCRAFT TYPES
›AT5T (Unknown) · ~0 landings/mo
Data limitations (4)
›ADS-B coverage is incomplete; counts are an observed lower bound, not official totals.
›Some aircraft do not transmit usable ADS-B and are not counted.
›Aircraft types and based estimates are inferred and may be wrong.
›This is not official ATC, FAA, or airport data.
NEARBY AIRPORTS

Weather reference stations

4WN2 has no on-field report. Nearest reporting station: KISW (7 NM SE, VFR).

KISW Alexander Field South Wood County Airport
7 NM SE
VFR
KMFI Marshfield Municipal Airport
16 NM NW
VFR
KSTE Stevens Point Municipal Airport
21 NM E
VFR
KCWA Central Wisconsin Airport
26 NM NE
MVFR
KVOK Volk Field
31 NM S
VFR
KAUW Wausau Downtown Airport
34 NM NE
VFR
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗4WN2 on OurAirports
FREQUENTLY ASKED
Does 4WN2 have a METAR?
No on-field METAR is issued for 4WN2. This page uses the nearest reporting station as a reference.
Does 4WN2 have a TAF?
No TAF is issued directly for 4WN2. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 4WN2?
4WN2 sits at 1,010 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 4WN2?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.