1
Runway
0
Frequencies
0
Procedures
0
NOTAMs
Quick Facts
ICAO
IA21
FAA
IA21
Elevation
989 ft MSL
Runways
1
Frequencies
0
Tower
No
Fuel
N/A
Coordinates
41.957, -94.087
Airport Information
Facility Type
AIRPORT
Elevation
989 ft MSL
Control Tower
No
Fuel Types
None listed
ARTCC
MINNEAPOLIS
Coordinates
41.9567, -94.0869
Ownership
Private
Current Weather
METAR KPRO 272135Z AUTO 14011KT 10SM OVC021 24/21 A2985 RMK AO2 CIG 017V025 T02380206 $
Flight Category
MVFR
Wind
140° at 11 kt
Visibility
10+ SM
Temperature
23.8°C
Dewpoint
20.6°C
Altimeter
1010.90 inHg
Cloud Cover
OVC
Nearest weather from KPRO (9 NM away)
Observed 2026-06-27 21:35Z
Runways
| ID | Length | Width | Surface | Lights |
|---|---|---|---|---|
| 18/36 | 2,000 ft | 50 ft | TURF | - |
Active NOTAMs
No active NOTAMs for IA21.
Nearby Airports in Iowa
Nearest airports
- 4C7 — ACKLEY MUNI
ACKLEY
- 4C7 — ACKLEY MUNI
ACKLEY
- 1IA6 — Aero-Lane Airport
Randolph
- IA20 — AGRIVATION FLD
INDIANOLA
- IA20 — AGRIVATION FLD
INDIANOLA
Iowa airports
IA21 Operational Overview
Location & Facility
KNIGHT FLD (IA21) is a privately owned airport restricted to private use located in BERKLEY, Iowa, United States. The field sits at an elevation of 989 feet above mean sea level (MSL) at coordinates 41.9567°N, 94.0869°W.
Runways
KNIGHT FLD has 1 runway. The longest runway (18/36) measures 2,000 feet by 50 feet with a turf surface.
Communications & Operations
KNIGHT FLD is a non-towered (pilot-controlled) field.
Current Conditions
The current flight category at KNIGHT FLD 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 IA21?
IA21 is the ICAO identifier for KNIGHT FLD, a public-use airport located in BERKLEY, Iowa, United States.
How many runways does KNIGHT FLD have?
KNIGHT FLD (IA21) has 1 runway. See the runway table above for dimensions and surface types.
What is the elevation of IA21?
The field elevation of KNIGHT FLD is 989 feet above mean sea level (MSL).
Is fuel available at IA21?
No fuel types are currently listed for KNIGHT FLD. Contact the FBO directly for availability.
What are the current weather conditions at IA21?
The current flight category at KNIGHT FLD is MVFR. See the METAR section above for full decoded weather data including wind, visibility, temperature, and altimeter.
Are there active NOTAMs at IA21?
There are currently no active NOTAMs for KNIGHT FLD.
How do I access complete data for IA21?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for KNIGHT FLD.
Where is KNIGHT FLD located?
KNIGHT FLD (IA21) is located in BERKLEY, Iowa, United States, at an elevation of 989 ft MSL.