Airport information
- FAA LID
- 73IA
- Coordinates
- 43.2356, -93.2083
- Elevation
- 1,180 ft MSL
- Airport use
- Private
- Control tower
- No
- ARTCC
- MINNEAPOLIS (ZMP)
- Flight service (FSS)
- FORT DODGE
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 2003/02
- Distance from city
- 5 N
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:57 AM | 09:57Z |
| Sunrise | 05:33 AM | 10:33Z |
| Sunset | 08:56 PM | 01:56Z |
| Evening civil twilight Loggable night begins | 09:32 PM | 02:32Z |
Plan a flight from 73IA
Traffic pattern
- Landing
- Rwy 18
- Pattern
- left (turns left)
- TPA
- 2,200 ft MSL (≈1,000 AGL)
Enter the left downwind for Rwy 18 at 2,200 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 18/36
3,250 ft × 60 ft · Turf (Good)- Heading
- n/a
- Traffic pattern
- Left
- Heading
- n/a
- Traffic pattern
- Left
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| 18/36 | 3,250 ft |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| MCW · Mason City | VORTAC | 114.90 | r026° / 10 NM |
| JAY · Austin | VOR-DME | 108.20 | r209° / 24 NM |
| AEL · Albert Lea | VOR-DME | 109.80 | r160° / 27.7 NM |
VFR sectional
No published instrument procedures or Chart Supplement for 73IA. VFR sectional link above.
Ownership & management
Remarks FAA
- PRVDD A CLEAR APCH TO EA RY FOR A 20:1 GLIDE SLOPE AND A CLEAR TRANSITIONAL SFC FOR A 7:1 SLOPE.
- FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 73IA in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
About 73IA
Harris Field (73IA) is an airport in Mason City, IA, at 1,180 ft MSL. It has 1 runway, the longest 3,250 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 73IA, refreshed from the Aviation Weather Center and FAA NASR.
Does 73IA have a control tower?
No. Harris Field is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at 73IA?
Harris Field has 1 runway; the longest is 3,250 ft. See the Runways tab for headings, surface, and lighting.
Where is 73IA?
Harris Field is in Mason City, IA, at an elevation of 1,180 ft MSL. Coordinates: 43.2356, -93.2083.
Fly out of 73IA often?
Save 73IA as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.