WxDecoder

5MN6 Weather Northbound Seaplane Base

Grand Papids, MinnesotaElevation 1,273 ftSeaplane base
OFF-FIELD REFERENCE
Nearest report: KGPZ · 3 NM N · 55 min old
No ceiling, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KGPZ
WIND
360@4
steady
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
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 350° at 5 kt, visibility 10 SM, temperature 3C. Treat this as supplemental, not an aviation observation. Forecast suggests monday partly sunny, high near 45F, low near 32F, 85% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Monday Partly Sunny 45/32 NE 4 kt – 85%
Tuesday Rain 49/37 SE 13 kt 22 kt 90%
Wednesday Partly Sunny then Chance Rain Showers 59/33 S 4 kt – 34%
Thursday Sunny 55/31 NW 4 kt – 2%
Friday Mostly Sunny 54/34 N 4 kt – 23%
Saturday Chance Rain Showers 56/40 SE 9 kt 17 kt 41%
Sunday Chance Rain Showers 57 S 4 kt – 29%

Source: National Weather Service (office DLH). Forecast issued 0750Z.

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 5MN6. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 5,000 ft

13W/31W
Dimensions
5,000 x 500 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
1,273 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2309Z 6:09 PM
Sunrise
1247Z 7:47 AM
Loggable night
2340Z (6:40 PM local) → 1216Z (7:16 AM local)
end of evening to start of morning civil twilight
Position lights required
2309Z (6:09 PM local) → 1247Z (7:47 AM local)
sunset to sunrise (91.209)
Night passenger currency
0009Z (7:09 PM local) → 1147Z (6:47 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

Northbound Seaplane Base is in Grand Papids, Minnesota. Field elevation 1,273 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSeaplane base
ManagerTONI BROSE
Manager phone(218) 259-4900
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATA5MN6
SectionalTWIN CITIES
Center (ARTCC)MINNEAPOLIS
Flight service (AFSS)PRINCETON
RegionMinnesota
CountryUnited States
Coordinates47.1564, -93.5239
Distance from city5 NM S
SERVICES & LIGHTING
Control towerNon-towered
UNICOM122.800
FREQUENCIES

Communications

122.800
UNICOM
UNICOM

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

5MN6 traffic patterns

2026-09-25 to 2026-10-22, 2 days observed · data 2026-10-23

Low confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
0.5
AVG OPS/DAY
1
Activity trend over 2 days: flat, from 1 to 1 operations per dayOperations trend (2 days)

Busiest day: Fri · Busiest month: Oct

FLEET MIX
Piston single 100%

Mostly small piston aircraft.

TOP AIRCRAFT TYPES
›C180 (Piston single) · ~1 landings/mo
›PA18 (Piston single) · ~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

5MN6 has no on-field report. Nearest reporting station: KGPZ (3 NM N, VFR).

KGPZ Grand Rapids Itasca Co-Gordon Newstrom field
3 NM N
VFR
KHIB Range Regional Airport
31 NM NE
VFR
KEVM Eveleth–Virginia Municipal Airport
45 NM E
VFR
KBRD Brainerd Lakes Regional Airport
52 NM SW
VFR
KDLH Duluth International Airport
57 NM E
VFR
KBJI Bemidji Regional Airport
61 NM W
VFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
›PRVDD CLEAR 20:1 APCHS & REFERENCE FAR91.115 RIGHT OF WAY RULES, WATER OPNS.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗5MN6 on OurAirports
FREQUENTLY ASKED
Does 5MN6 have a METAR?
No on-field METAR is issued for 5MN6. This page uses the nearest reporting station as a reference.
Does 5MN6 have a TAF?
No TAF is issued directly for 5MN6. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 5MN6?
5MN6 sits at 1,273 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 5MN6?
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.