Michigan Seaplane Base Seaplane Base
41D · White Lake, MI · Non-towered
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-07 · night begins 09:18 PM
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:00 AM | 10:00Z |
| Sunrise | 06:32 AM | 10:32Z |
| Sunset | 08:47 PM | 00:47Z |
| Evening civil twilight Loggable night begins | 09:18 PM | 01:18Z |
Plan a flight from 41D
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
Airspace hazards
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Runways
Headings shown are true (magnetic variation unavailable).
Prefer one flat page? Full runway details for 41D → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 41D kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
SVM 114.30 · FNT 116.90 · DXO 113.40 · +2
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| SVM · Salem | VORTAC | 114.30 · 90X | Low | r024° / 16.7 NM |
| FNT · Flint | VORTAC | 116.90 · 116X | High | r150° / 22 NM |
| DXO · Detroit | VOR/DME | 113.40 · 81X | High | r358° / 27.6 NM |
| MTC · Selfridge | TACAN | 133.70 · 64X | — | r283° / 27.8 NM |
| CRL · Carleton | VOR/DME | 115.70 · 104X | High | r003° / 37.2 NM |
Prefer one flat list? All 41D frequencies →
Charts & procedures
Airport info
Airport information
- FAA LID
- 41D
- Coordinates
- 42.6680, -83.4566
- Elevation
- 980 ft MSL
- Sectional chart
- DETROIT
- Airport use
- Public
- Control tower
- No
- ARTCC
- CLEVELAND (ZOB)
- Flight service (FSS)
- LANSING · 122.2 · 1-800-WX-BRIEF
- NOTAM facility
- LAN
- Attendance
- UNATNDD
- Segmented circle
- No
- Activated
- 2022/01
- Distance from city
- 5 E
Night operations
- Pilot-controlled lighting
- Usually keyed on CTAF 120.5 — confirm the click sequence in the Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Ownership & management 2 contacts
Remarks FAA · 2 notes
General
- FOR CD CTC PONTIAC ATCT ON FREQ 118.25, WHEN ATCT CLSD CTC DETROIT APCH AT 734-955-1404.
- WHEN PTK ATCT IS OPEN OPS CONTINGENT UPON THE PROVISIONS OF THE LOA BEING ADHERED TO: ACFT OPRG IN/OUT OF 41D MUST OBTAIN PTK ATIS PRIOR TO CTCG PTK & COMMUNICATE WITH PTK ON FREQ 120.5 BFR ENTERING CLASS D ASP; PTK SHALL PRVD CLASS D SVCS WHILE ACFT ARE TRSNG TO/FM 41D & ARE VSB FM PTK; PTK DOES NOT PRVD ARPT TFC CTL SVCS AT 41D; PTK SHALL PRVD TFC INFO/ALERTS WORLKOAD PMTG.
Nearby airports
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Also nearby: 51MI Cass Lake-Cove Island Seaplane Base (private) (5 NM) · MI45 Ed Schulte's Place STOLport (private) (8 NM) · 3MI7 Willie Run Airport (private) (10 NM) · Y47 Oakland Southwest Airport (12 NM)
About 41D
Michigan Seaplane Base (41D) is a seaplane base in White Lake, MI, at 980 ft MSL. It has no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 41D, refreshed from the Aviation Weather Center and FAA NASR.
Does 41D have a control tower?
No. Michigan Seaplane Base is a non-towered (pilot-controlled) seaplane base; use the published CTAF/UNICOM in the Comms & NavAids section.
Where is 41D?
Michigan Seaplane Base is in White Lake, MI, at an elevation of 980 ft MSL. Coordinates: 42.6680, -83.4566.
Fly out of 41D often?
Save 41D as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 41D in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.