4WI5 Weather Carlson Airport

Eau Claire, WisconsinElevation 900 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KEAU · 9 NM N · 36 min old
Ceiling 5,500 ft, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KEAU
WIND
350@6
steady
VISIBILITY
10 SM
16.1 km
CEILING
5,500 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 360° at 6 kt, visibility 10 SM, temperature 12C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight cloudy then chance light rain, low near 45F, 25% chance of precipitation. Key risks: strong winds in the forecast; thunderstorms in the forecast.

PILOT WEATHER NOTES
Strong winds in the forecastWeather.gov
Tuesday: winds up to 26 kt. Re-check crosswind components closer to departure.
Thunderstorms in the forecastWeather.gov
Wednesday: Chance Rain Showers. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Tonight Cloudy then Chance Light Rain 45 NNW 4 kt – 25%
Monday Chance Light Rain 52/45 NE 9 kt – 60%
Tuesday Chance Light Rain 65/53 SE 13 kt 26 kt 39% Strong winds in the forecast
Wednesday Chance Rain Showers 70/50 SSW 9 kt – 65% Thunderstorms in the forecast
Thursday Chance Rain Showers then Mostly Sunny 65/45 NW 4 kt – 37%
Friday Chance Rain Showers 66/51 ESE 4 kt – 64%
Saturday Showers And Thunderstorms Likely 66/49 SE 9 kt – 64%
Sunday Chance Rain Showers 62 W 9 kt – 26%

Source: National Weather Service (office MPX). 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 4WI5. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 1,800 ft

04/22
Dimensions
1,800 x 100 ft
Surface
Turf
RWY 04
RWY 22

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

FIELD CONDITIONS

Field elevation

Field elevation
900 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2305Z 6:05 PM
Sunrise
1235Z 7:35 AM
Loggable night
2335Z (6:35 PM local) → 1205Z (7:05 AM local)
end of evening to start of morning civil twilight
Position lights required
2305Z (6:05 PM local) → 1235Z (7:35 AM local)
sunset to sunrise (91.209)
Night passenger currency
0005Z (7:05 PM local) → 1135Z (6:35 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

Carlson Airport is in Eau Claire, Wisconsin. Field elevation 900 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerHERB CARLSON
Manager phone805-949-7804
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATA4WI5
SectionalGREEN BAY
Center (ARTCC)MINNEAPOLIS
Flight service (AFSS)GREEN BAY
RegionWisconsin
CountryUnited States
Coordinates44.7236, -91.4599
Distance from city4 NM S
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

4WI5 traffic patterns

2026-08-06 to 2026-08-06, 1 days observed · data 2026-10-23

Insufficient confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
1
AVG OPS/DAY
2
Operations trend (1 days)

Busiest day: Thu · Busiest month: Aug

FLEET MIX
Helicopter 100%

Mostly rotorcraft.

TOP AIRCRAFT TYPES
›B06 (Helicopter) · ~1 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

4WI5 has no on-field report. Nearest reporting station: KEAU (9 NM N, VFR).

AIRPORT REMARKS

Operational remarks

›(E111-2) E111 CONT...NOTIFY THE OPER OF MERTINKES ARPT PRIOR TO TKOF FROM THE CARLSON ARPT.
›FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
›PROVIDED A SIGNED LTR OF AGRMNT IS SENT TO THE MSP-ADO WHICH SPECIFIES PMSN FOR THE OWNER OF CARLSON ARPT TO... E111 CONT...USE THE EXISTING TFC PAT OF THE MERTINKES ARPT FOR OPNS AT CARLSON ARPT AND PROC FOR THE OWNER OF CARLSON TO...
FREQUENTLY ASKED
Does 4WI5 have a METAR?
No on-field METAR is issued for 4WI5. This page uses the nearest reporting station as a reference.
Does 4WI5 have a TAF?
No TAF is issued directly for 4WI5. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 4WI5?
4WI5 sits at 900 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 4WI5?
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.