Madison County Executive Airport-Tom Sharp Jr Field

MDQ · KMDQ · Huntsville, AL · Non-towered · Print kneeboard

Elevation

763 ft MSL

Longest runway

6,500 ft 18/36

Runway

Mag var

AWOS 120.000 CTAF 123.0 Approach 125.6

Nearby now

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Weather

METAR observed

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TAF forecast

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Sun & FAA night2026-08-03 · night begins 08:15 PM

Event	Local (CDT)	UTC
Morning civil twilight Loggable night ends	05:30 AM	10:30Z
Sunrise	05:57 AM	10:57Z
Sunset	07:47 PM	00:47Z
Evening civil twilight Loggable night begins	08:15 PM	01:15Z

Loggable night (§1.1)

08:15 PM → 05:30 AM

Night currency (§61.57)

08:47 PM → 04:57 AM

Plan a flight from KMDQ

Destination

TAS (kt)Burn (gph)Reserve (hr)Cruise (ft)Max alt (ft)Wind from (°)Wind (kt)

Past 24 hours category · wind · ceiling · visibility trends

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Winds aloft NOAA forecast · 3,000 to 53,000 ft

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Advisories

NOTAMs

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Pilot reports

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Airspace hazards

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Runways

RWY 18LEFT traffic

Heading: 185° mag · 181° true
Dimensions: 6,500 × 100 ft
TPA: 1,800 ft MSL (≈1,000 AGL) · standard
Surface: Asphalt
Lights: 4-light PAPI (left) (3°)
ILS: ILS/DME · CAT I · LOC 109.75 (MDQ) · GS 3.00°
CTAF: 123.0

Enter the left downwind (heading 005°) on the 45° at 1,800 ft MSL (≈1,000 AGL).

More details — RWY 18

Threshold elev: 719 ft
Markings: precision
Approach obstacle: Trees, 39 ft, 1,074 ft from threshold, 204 ft L of centerline — 22:1 slope to clear
Threshold crossing height: 43 ft
TDZ elevation: 740 ft
End lights: REIL

Condition: Fair. Edge lights: Med. Surface: Grooved. Weight bearing: Single wheel 92k, Double wheel 139k, Dual tandem 208k.

Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates

Will it fit? Your aircraft's required runway length (from the POH) — checked against every runway here

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Runway	Length	Your margin
18/36	6,500 ft

Prefer one flat page? Full runway details for KMDQ → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the KMDQ kneeboard →

Comms & NavAids

Communication frequencies

Before taxi

ASOS/AWOS

120.000

Taxi & takeoff

CTAF

123.0

UNICOM

123.0

Departure & arrival

“Huntsville”

App/Dep

125.6

Also

Flight service

120.8 LOW

ATC assigns the exact frequency (in your clearance or on handoff) — which one depends on your SID (departing) or STAR (arriving).

By procedure & sector (3 frequencies)

Frequency	Used by
121.725	APT REMARK 1 WITH GCO FREQ
307.0	HUNTSVILLE RCAG (LOW)
354.1	APCH/P DEP/P

Source: FAA NASR (current 28-day cycle).

Instrument landing systems

RWY 18

Runway	ILS
RWY 18	ILS/DME · CAT I · LOC 109.75 (MDQ) · GS 3.00°

Source: FAA NASR (current 28-day cycle).

Nearby navigation aids

RQZ 112.20

NavAid	Type	Freq · ch	Range	Radial / Dist magnetic
RQZ · Rocket	VORTAC	112.20 · 59X	Low	r042° / 5.4 NM

Prefer one flat list? All KMDQ frequencies →

Charts & procedures

Lowest minimums here: ILS with vertical guidance · VFR sectional →

Airport info

From the field

Do you run KMDQ, or an FBO, flight school, or shop on it? Claim your listing to keep fuel, fees, hours, and services current.

Airport information

ICAO / IATA: KMDQ
Coordinates: 34.8614, -86.5575
Elevation: 763 ft MSL
Magnetic variation: 4W
Sectional chart: ATLANTA
Airport use: Public
Control tower: No
Weather station: AWOS-3PT · 120.000 · ☎ 256-829-1242
ARTCC: MEMPHIS (ZME)
Flight service (FSS): ANNISTON · 122.2 · 1-800-WX-BRIEF
NOTAM facility: MDQ
Attendance: MON-FRI 0730-2130; SAT-SUN 0730-2000
Beacon: white-green (SS-SR)
Segmented circle: Yes
Wind indicator: lighted
Distance from city: 1 NE

Night operations

Airport lighting: SEE RMK
Rotating beacon: white-green · SS-SR
Pilot-controlled lighting: ACTVT REILS RWY 18 & 36; PAPI RWY 18 & 36; MIRL RWY 18/36 - CTAF. on 123.0 — Chart Supplement ↗

Runway lighting aids — 18: 4-light PAPI (left) · 36: 4-light PAPI (left).

FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.

Services fuel · repairs · oxygen · attendance

Fuel available: 100LL, Jet A
Bottled oxygen: NONE
Bulk oxygen: LOW
Airframe service: MAJOR
Powerplant service: MAJOR
Parking: tiedowns, hangars
Other services: Instruction, Rental

Ownership & management 2 contacts

Owner

MADISON CO EXEC ARPT AUTH

PO BOX 110, MERIDIANVILLE, AL

256-828-3883

Manager

LEVI WILLOUGHBY

360 CLYDE SHELTON DRIVE, MERIDIANVILLE, AL

770-710-2518

Remarks FAA · 6 notes

General

GCO AVBL ON FREQ 121.725 THRU HUNTSVILLE APCH & ANNISTON FSS.
FOR CD IF UNA VIA GCO, CTC HUNTSVILLE APCH AT 256-542-2098. WHEN APCH CLSD CTC MEMPHIS ARTCC AT 901-368-8453/8449.

Runways

PCR VALUE: 372/F/C/X/T

Lighting

ACTVT REILS RWY 18 & 36; PAPI RWY 18 & 36; MIRL RWY 18/36 - CTAF.

Contact

TOM SHARP.

Attendance

FOR SVC AFT HRS CALL 256-603-9345.

Embed KMDQ weather on your site free widget for schools, clubs & FBOs

Live METAR, flight category, and favored runway for KMDQ — paste this into your website's HTML. It updates automatically and stays free.

<iframe src="https://skyready.app/embed/airport?icao=KMDQ" title="KMDQ live weather — SkyReady" width="100%" height="300" style="border:1px solid #dce5f2;border-radius:12px;max-width:420px" loading="lazy"></iframe>
<p style="font:14px system-ui;margin:6px 0 0"><a href="https://skyready.app/airport/kmdq">KMDQ live weather &amp; runways by SkyReady</a></p>

More widgets — crosswind, E6B, density altitude — on the embed page.

Nearby airports

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Also nearby: M38 Hazel Green Airport (5 NM) · AL93 Big Sky Airport (private) (8 NM) · 3M5 Moontown Airport (8 NM) · 8AL7 Hazel Green Acres Airport (private) (10 NM) · 00AL Epps Airpark (private) (10 NM)

About KMDQ

Madison County Executive Airport-Tom Sharp Jr Field (MDQ · KMDQ) is an airport in Huntsville, AL, at 763 ft MSL. It has 1 runway, the longest 6,500 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KMDQ, refreshed from the Aviation Weather Center and FAA NASR.

Does KMDQ have a control tower?

No. Madison County Executive Airport-Tom Sharp Jr Field is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.

What is the longest runway at KMDQ?

Madison County Executive Airport-Tom Sharp Jr Field has 1 runway; the longest is 6,500 ft. See the Runways section for headings, surface, and lighting.

Where is KMDQ?

Madison County Executive Airport-Tom Sharp Jr Field is in Huntsville, AL, at an elevation of 763 ft MSL. Coordinates: 34.8614, -86.5575.

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Save KMDQ 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.

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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 KMDQ 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.