1
Runway
0
Frequencies
0
Procedures
0
NOTAMs
Quick Facts
ICAO
20WI
FAA
20WI
Elevation
800 ft MSL
Runways
1
Frequencies
0
Tower
No
Fuel
N/A
Coordinates
44.021, -89.079
Airport Information
Facility Type
AIRPORT
Elevation
800 ft MSL
Control Tower
No
Fuel Types
None listed
ARTCC
CHICAGO
Coordinates
44.0214, -89.0793
Ownership
Private
Hours of Operation
Current Weather
METAR KY50 091856Z AUTO VRB04KT 10SM BKN021 BKN055 26/21 A2991 RMK AO2 SLP122 T02610206 $
Flight Category
MVFR
Wind
VRB° at 4 kt
Visibility
10+ SM
Temperature
26.1°C
Dewpoint
20.6°C
Altimeter
1013.00 inHg
Cloud Cover
BKN
Nearest weather from KY50 (14 NM away)
Observed 2026-06-09 18:56Z
Runways
| ID | Length | Width | Surface | Lights |
|---|---|---|---|---|
| NW/SE | 1,800 ft | 40 ft | TURF | - |
Active NOTAMs
No active NOTAMs for 20WI.
Nearby Airports in Wisconsin
67WI
ACCURATE
NECEDAH — 890 ft
67WI
ACCURATE
NECEDAH — 890 ft
63C
ADAMS COUNTY LEGION FLD
FRIENDSHIP (ADAMS) — 979.2 ft
K63C
ADAMS COUNTY LEGION FLD
FRIENDSHIP (ADAMS) — 979.2 ft
1WI6
AERO ESTATES
RAYMOND TOWNSHIP — 825 ft
1WI6
AERO ESTATES
RAYMOND TOWNSHIP — 825 ft
WI69
AIR TROY ESTATES
EAST TROY — 820 ft
WI69
Air Troy Estates Restricted Airport
East Troy — 820 ft
Nearest airports
- 67WI — ACCURATE
NECEDAH
- 67WI — ACCURATE
NECEDAH
- 63C — ADAMS COUNTY LEGION FLD
FRIENDSHIP (ADAMS)
- K63C — ADAMS COUNTY LEGION FLD
FRIENDSHIP (ADAMS)
- 1WI6 — AERO ESTATES
RAYMOND TOWNSHIP
Wisconsin airports
20WI Operational Overview
Location & Facility
HARJU (20WI) is a privately owned airport restricted to private use located in REDGRANITE, Wisconsin, United States. The field sits at an elevation of 800 feet above mean sea level (MSL) at coordinates 44.0214°N, 89.0793°W.
Runways
HARJU has 1 runway. The longest runway (NW/SE) measures 1,800 feet by 40 feet with a turf surface.
Communications & Operations
HARJU is a non-towered (pilot-controlled) field.
Current Conditions
The current flight category at HARJU is MVFR (Marginal VFR — reduced visibility or ceiling). Weather conditions are updated in real-time from official NOAA Aviation Weather Center observations.
Frequently Asked Questions
What is 20WI?
20WI is the ICAO identifier for HARJU, a public-use airport located in REDGRANITE, Wisconsin, United States.
How many runways does HARJU have?
HARJU (20WI) has 1 runway. See the runway table above for dimensions and surface types.
What is the elevation of 20WI?
The field elevation of HARJU is 800 feet above mean sea level (MSL).
Is fuel available at 20WI?
No fuel types are currently listed for HARJU. Contact the FBO directly for availability.
What are the current weather conditions at 20WI?
The current flight category at HARJU is MVFR. See the METAR section above for full decoded weather data including wind, visibility, temperature, and altimeter.
Are there active NOTAMs at 20WI?
There are currently no active NOTAMs for HARJU.
How do I access complete data for 20WI?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for HARJU.
Where is HARJU located?
HARJU (20WI) is located in REDGRANITE, Wisconsin, United States, at an elevation of 800 ft MSL.