WxDecoder

3MN0 Weather Shadduck Seaplane Base

Annandale, MinnesotaElevation 991 ftSeaplane base
OFF-FIELD REFERENCE
Nearest report: KSTC · 15 NM N · 47 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 · KSTC
WIND
350@6
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 10° at 6 kt, visibility 10 SM, temperature 7.1C. Treat this as supplemental, not an aviation observation. Forecast suggests monday light rain, high near 46F, low near 36F, 94% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Monday Light Rain 46/36 NE 4 kt – 94%
Tuesday Rain Likely then Mostly Cloudy 57/44 SSE 9 kt – 65%
Wednesday Rain Showers Likely 66/43 S 4 kt – 63%
Thursday Sunny 61/39 NNW 4 kt – 8%
Friday Slight Chance Rain Showers 60/44 NE 4 kt – 49%
Saturday Chance Rain Showers 62/46 SE 4 kt – 50%
Sunday Slight Chance Rain Showers 61 SW 4 kt – 24%

Source: National Weather Service (office MPX). Forecast issued 0740Z.

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 3MN0. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 8,000 ft

13W/31W
Dimensions
8,000 x 2,000 ft
Surface
Water
RWY 13W
RWY 31W

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
991 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2314Z 6:14 PM
Sunrise
1246Z 7:46 AM
Loggable night
2345Z (6:45 PM local) → 1216Z (7:16 AM local)
end of evening to start of morning civil twilight
Position lights required
2314Z (6:14 PM local) → 1246Z (7:46 AM local)
sunset to sunrise (91.209)
Night passenger currency
0014Z (7:14 PM local) → 1146Z (6:46 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

Shadduck Seaplane Base is in Annandale, Minnesota. Field elevation 991 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSeaplane base
ManagerROBERT N. SHADDUCK
Manager phone(612) 360-8066
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATA3MN0
Center (ARTCC)MINNEAPOLIS
Flight service (AFSS)PRINCETON
RegionMinnesota
CountryUnited States
Coordinates45.2922, -94.0947
Distance from city2 NM NE
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

3MN0 traffic patterns

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

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

Busiest day: Mon · Busiest month: Oct

FLEET MIX
Piston single 100%

Mostly small piston aircraft.

TOP AIRCRAFT TYPES
›P28A (Piston single) · ~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

3MN0 has no on-field report. Nearest reporting station: KSTC (15 NM N, VFR).

KSTC Saint Cloud Regional Airport
15 NM N
VFR
KMIC Crystal Airport
34 NM SE
VFR
KFCM Flying Cloud Airport
39 NM SE
VFR
KMSP Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field
45 NM SE
VFR
KBDH Willmar Municipal Airport John L Rice Field (2006)
45 NM W
VFR
KSTP Saint Paul Downtown Holman Field
49 NM SE
VFR
AIRPORT REMARKS

Operational remarks

›PRVDD OPNS CAN BE CONDUCTED ON SEALANE 13/31, NO OPNS ON SEALANE 05/23, CLEAR 20:1 APCHS, AND REF FAR 91.115 RIGHT-OF-WAY RULE.
›FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗3MN0 on OurAirports
FREQUENTLY ASKED
Does 3MN0 have a METAR?
No on-field METAR is issued for 3MN0. This page uses the nearest reporting station as a reference.
Does 3MN0 have a TAF?
No TAF is issued directly for 3MN0. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 3MN0?
3MN0 sits at 991 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 3MN0?
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.