WxDecoder
US-0509

Pfau Airstrip

Princeton, MinnesotaElevation 997 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KSTC · 25 NM W · 51 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 · KSTC
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 calm, visibility 10 SM, temperature 16.3C. Treat this as supplemental, not an aviation observation. Forecast suggests today patchy fog then sunny, high near 79F, low near 61F, 3% chance of precipitation. Key risks: strong winds in the forecast; thunderstorms in the forecast.

PILOT WEATHER NOTES
Strong winds in the forecastWeather.gov
Friday: winds up to 26 kt. Re-check crosswind components closer to departure.
Thunderstorms in the forecastWeather.gov
Sunday: Chance Rain Showers. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Today Patchy Fog then Sunny 79/61 SSW 9 kt – 3%
Friday Partly Sunny 81/55 S 13 kt 26 kt 81% Strong winds in the forecast
Saturday Mostly Sunny 70/46 NW 9 kt – 8%
Sunday Chance Rain Showers 61/49 NNE 9 kt – 59% Thunderstorms in the forecast
Monday Showers And Thunderstorms 63/49 SSE 13 kt – 75%
Tuesday Partly Sunny 61/44 WNW 9 kt – 9%
Wednesday Mostly Sunny then Slight Chance Rain Showers 63/49 ESE 4 kt – 29%

Source: National Weather Service (office MPX). Forecast issued 1443Z.

AIR QUALITY

Air quality index

23 Good
Primary pollutant: Ozone
Ozone 23

East Central Minnesota, MN · observed 2026-09-10 08:00 CST · Source: AirNow (US EPA). Air-quality data for situational awareness, not an official health advisory.

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 US-0509. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 2,036 ft

10/28
Dimensions
2,036 x 70 ft
Surface
Gravel
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
997 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0035Z 7:35 PM
Sunrise
1147Z 6:47 AM
Loggable night
0105Z (8:05 PM local) → 1116Z (6:16 AM local)
end of evening to start of morning civil twilight
Position lights required
0035Z (7:35 PM local) → 1147Z (6:47 AM local)
sunset to sunrise (91.209)
Night passenger currency
0135Z (8:35 PM local) → 1047Z (5:47 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

Pfau Airstrip is in Princeton, Minnesota. Field elevation 997 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerMICHAEL G. PFAU
Manager phone701-389-0189
CHARTS & AIRSPACE
ICAO / IATAUS-0509
SectionalTWIN CITIES
Center (ARTCC)MINNEAPOLIS
Flight service (AFSS)PRINCETON
RegionMinnesota
CountryUnited States
Coordinates45.6568, -93.4823
Distance from city7 NM NE
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

US-0509 traffic patterns

2026-07-30 to 2026-07-30, 1 days observed · data 2026-09-09

Insufficient confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
0
AVG OPS/DAY
1
Operations trend (1 days)

Busiest day: Thu · Busiest month: Jul

FLEET MIX

Mostly small piston aircraft.

TOP AIRCRAFT TYPES
›C172 (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

US-0509 has no on-field report. Nearest reporting station: KSTC (25 NM W, VFR).

KSTC Saint Cloud Regional Airport
25 NM W
VFR
KMIC Crystal Airport
36 NM S
VFR
KOEO L O Simenstad Municipal Airport
39 NM SE
VFR
KSTP Saint Paul Downtown Holman Field
47 NM SE
VFR
KMSP Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field
48 NM S
VFR
KFCM Flying Cloud Airport
50 NM S
VFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗US-0509 on OurAirports
FREQUENTLY ASKED
Does US-0509 have a METAR?
No on-field METAR is issued for US-0509. This page uses the nearest reporting station as a reference.
Does US-0509 have a TAF?
No TAF is issued directly for US-0509. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at US-0509?
US-0509 sits at 997 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for US-0509?
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.