WxDecoder

7WI4 Weather Lewis Airport

Black River Falls, WisconsinElevation 1,041 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KCMY · 23 NM SE · 53 min old
Ceiling 7,500 ft, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KCMY
WIND
Calm
no steady wind
VISIBILITY
10 SM
16.1 km
CEILING
7,500 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 calm, visibility 10 SM, temperature 11.7C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight cloudy, low near 45F, 8% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Wednesday: Chance Rain Showers then Slight Chance Showers And Thunderstorms. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Tonight Cloudy 45 N 5 kt – 8%
Monday Slight Chance Rain Showers 54/43 NE 7 kt – 30%
Tuesday Partly Sunny 66/51 SE 11 kt 23 kt 30%
Wednesday Chance Rain Showers then Slight Chance Showers And Thunderstorms 71/50 S 8 kt 16 kt 70% Thunderstorms in the forecast
Thursday Rain Showers Likely 67/44 NW 4 kt – 61%
Friday Chance Rain Showers 66/50 SE 5 kt – 61%
Saturday Rain Showers Likely 66/48 SE 7 kt – 61%
Sunday Chance Rain Showers 63 SW 5 kt – 31%

Source: National Weather Service (office ARX). Forecast issued 0148Z.

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 7WI4. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 2,400 ft

10/28
Dimensions
2,400 x 100 ft
Surface
Turf
RWY 10
RWY 28

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
1,041 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2303Z 6:03 PM
Sunrise
1232Z 7:32 AM
Loggable night
2333Z (6:33 PM local) → 1203Z (7:03 AM local)
end of evening to start of morning civil twilight
Position lights required
2303Z (6:03 PM local) → 1232Z (7:32 AM local)
sunset to sunrise (91.209)
Night passenger currency
0003Z (7:03 PM local) → 1132Z (6:32 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

Lewis Airport is in Black River Falls, Wisconsin. Field elevation 1,041 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerMARY J. LEWIS
Manager phone715-284-9426
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATA7WI4
SectionalGREEN BAY
Center (ARTCC)MINNEAPOLIS
Flight service (AFSS)GREEN BAY
RegionWisconsin
CountryUnited States
Coordinates44.3005, -90.9879
Distance from city5 NM W
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

7WI4 has no on-field report. Nearest reporting station: KCMY (23 NM SE, VFR).

KCMY Sparta Fort McCoy Airport
23 NM SE
VFR
KLSE La Crosse Regional Airport
28 NM SW
VFR
KONA Winona Municipal Airport Max Conrad Field
34 NM SW
VFR
KVOK Volk Field
38 NM SE
VFR
KMFI Marshfield Municipal Airport
40 NM NE
VFR
KEAU Chippewa Valley Regional Airport
40 NM NW
VFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗7WI4 on OurAirports
FREQUENTLY ASKED
Does 7WI4 have a METAR?
No on-field METAR is issued for 7WI4. This page uses the nearest reporting station as a reference.
Does 7WI4 have a TAF?
No TAF is issued directly for 7WI4. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 7WI4?
7WI4 sits at 1,041 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 7WI4?
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.