WxDecoder

NA21 Weather Thompson Private Airport

Wyndmere, North DakotaElevation 1,075 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KBWP · 26 NM E · 5 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 · KBWP
WIND
Calm
no steady wind
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 360° at 5 kt, visibility 10 SM, temperature 9C. Treat this as supplemental, not an aviation observation. Forecast suggests this afternoon chance light rain, high near 51F, low near 28F, 26% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
This Afternoon Chance Light Rain 51/28 NNE 4 kt – 26%
Monday Cloudy then Chance Light Rain 44/34 NE 11 kt – 99%
Tuesday Chance Light Rain 51/35 SSE 9 kt – 46%
Wednesday Mostly Sunny 58/31 WSW 8 kt – 8%
Thursday Sunny 56/35 NNE 6 kt – 3%
Friday Partly Sunny 57/37 E 10 kt – 30%
Saturday Chance Light Rain 56/37 E 11 kt – 43%

Source: National Weather Service (office FGF). Forecast issued 2219Z.

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 NA21. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 2,600 ft

18/36
Dimensions
2,600 x 60 ft
Surface
Asphalt
RWY 18
RWY 36

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
1,075 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2325Z 6:25 PM
Sunrise
1301Z 8:01 AM
Loggable night
2356Z (6:56 PM local) → 1230Z (7:30 AM local)
end of evening to start of morning civil twilight
Position lights required
2325Z (6:25 PM local) → 1301Z (8:01 AM local)
sunset to sunrise (91.209)
Night passenger currency
0025Z (7:25 PM local) → 1201Z (7:01 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

Thompson Private Airport is in Wyndmere, North Dakota. Field elevation 1,075 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerDAN THOMPSON
Manager phone701-439-2959
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATANA21
SectionalTWIN CITIES
Center (ARTCC)MINNEAPOLIS
Flight service (AFSS)GRAND FORKS
RegionNorth Dakota
CountryUnited States
Coordinates46.2281, -97.2368
Distance from city6 NM SW
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

NA21 has no on-field report. Nearest reporting station: KBWP (26 NM E, VFR).

KBWP Harry Stern Airport
26 NM E
VFR
KBTN Britton Municipal Airport
33 NM SW
VFR
KFFM Fergus Falls Municipal Airport - Einar Mickelson Field
45 NM E
VFR
KFAR Hector International Airport
45 NM NE
VFR
KMOX Morris Municipal Airport Charlie Schmidt Field
66 NM SE
VFR
KDTL Detroit Lakes Airport
66 NM NE
VFR
AIRPORT REMARKS

Operational remarks

›RWY 18/36 1750 FT ASPH ON RWY 36 END, REMAINDER TURF.
›FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
›PROVIDED ALL TRAFFIC PATTERN OPERATIONS ARE CONDUCTED TO THE EAST OF RWY 18/36; I.E., ALL TURNS TO THE LEFT WHEN LANDING OR DEPARTING TO THE SOUTH AND ALL TURNS TO THE RIGHT WHEN LANDING OR DEPARTING TO THE NORTH.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗NA21 on OurAirports
FREQUENTLY ASKED
Does NA21 have a METAR?
No on-field METAR is issued for NA21. This page uses the nearest reporting station as a reference.
Does NA21 have a TAF?
No TAF is issued directly for NA21. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at NA21?
NA21 sits at 1,075 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for NA21?
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.