Harrisburg International Airport

MDT · KMDT · Harrisburg, PA · Towered · Print kneeboard

Elevation
310 ft MSL
Longest runway
10,001 ft 13/31
Runway
1
Mag var
11W
Airport diagram FAA airport diagram for KMDT FAA airport diagramView full size ↓

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Weather

METAR observed

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TAF forecast

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Sun & FAA night2026-08-04 · night begins 08:48 PM
EventLocal (EDT)UTC
Morning civil twilight
Loggable night ends
05:37 AM09:37Z
Sunrise06:07 AM10:07Z
Sunset08:18 PM00:18Z
Evening civil twilight
Loggable night begins
08:48 PM00:48Z
Loggable night (§1.1)
08:48 PM → 05:37 AM
Night currency (§61.57)
09:18 PM → 05:07 AM

Plan a flight from KMDT

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

5,000 ftNMNxw 038°downwind 308°base 218°final 128°45° entry1331

RWY 13LEFT traffic

Heading
128° mag · 117° true
Dimensions
10,001 × 200 ft
TPA
1,300 ft MSL (≈1,000 AGL) · standard
Surface
Asphalt
Lights
4-light PAPI (left) (3°) + ALSF2
ILS
ILS · CAT III · LOC 110.9 (MDT) · GS 3.00°
Displaced thr
993 ft
More details — RWY 13
Threshold elev
310 ft
Markings
precision
Approach obstacle
Pole, 60 ft, 1,780 ft from threshold, 719 ft L of centerline — 26:1 slope to clear
Threshold crossing height
75 ft
TDZ elevation
308 ft
Declared TORA/TODA/ASDA/LDA
10,001 / 10,001 / 9,063 / 8,070 ft
End lights
centerline, TDZ

Condition: Good. Edge lights: High. Surface: Grooved. Weight bearing: Single wheel 155k, Double wheel 330k, Dual tandem 550k.

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

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

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

Comms & NavAids

Communication frequencies

Before taxi

“Harrisburg Intl”
ATIS
118.8

Taxi & takeoff

“Harrisburg Intl”
Ground — primary
121.7
Tower — primary
124.8

Departure & arrival

“Harrisburg”
App/Dep
118.25 330-079 124.1 180-329 126.45 080-179

Also

Emergency
121.5

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

By procedure & sector (11 frequencies)
FrequencyUsed by
118.25CLASS C (330-079)
124.1CLASS C (180-329)
124.8VFR ADZY
126.45CLASS C (080-179)
243.0EMERG
269.35LCL/P
269.45APCH/P DEP/P (330-079) · CLASS C (330-079)
273.525APCH/P DEP/P (180-329) · CLASS C (180-329)
281.525APCH/P DEP/P (080-179) · CLASS C (080-179)
348.6GND/P
395.1ANG OPS

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

Instrument landing systems

RWY 13 · RWY 31
RunwayILS
RWY 13ILS · CAT III · LOC 110.9 (MDT) · GS 3.00°
RWY 31ILS · CAT I · LOC 110.9 (HQA) · GS 3.00°

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

Nearby navigation aids

HAR 115.35 · LRP 117.30 · RAV 114.60 · +1
NavAidTypeFreq · chRangeRadial / Dist magnetic
HAR · Harrisburg VORTAC 115.35 · 100Y Low r125° / 15.5 NM
LRP · Lancaster VOR/DME 117.30 · 120X Low r291° / 22.1 NM
RAV · Ravine VORTAC 114.60 · 93X Low r210° / 22.9 NM
SEG · Selinsgrove VOR/DME 110.40 · 41X Low r179° / 36.3 NM

Prefer one flat list? All KMDT frequencies →

Charts & procedures

Airport
Approaches
Minimums
Airport

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

Airport info

From the field

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

Airport information

ICAO / IATA
KMDT / MDT
Coordinates
40.1928, -76.7623
Elevation
310 ft MSL
Magnetic variation
11W
Sectional chart
NEW YORK
Airport use
Public
Control tower
Yes
Tower hours
24 hours
Airspace
Class C
Weather station
ASOS · 118.8 · ☎ 717-944-1372
ARTCC
NEW YORK (ZNY)
Flight service (FSS)
WILLIAMSPORT · 122.2 · 1-800-WX-BRIEF
NOTAM facility
MDT
Attendance
ALL ALL
Beacon
white-green (SS-SR)
Segmented circle
No
Wind indicator
lighted
FAR 139 class
I B
Landing fee
Yes
Activated
1942/07
Distance from city
8 SE

Night operations

Rotating beacon
white-green · SS-SR

Runway lighting aids — 13: 4-light PAPI (left) + ALSF2 · 31: 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
LOW
Bulk oxygen
HIGH/LOW
Airframe service
MAJOR
Powerplant service
MAJOR
Parking
tiedowns, hangars
Other services
Avionics, Charter, Instruction, Rental
Ownership & management 2 contacts
Owner
SUSQUEHANNA AREA REGIONAL ARPT AUTH
ONE TERMINAL DRIVE, MIDDLETOWN, PA
717-948-3900
Manager
TIM EDWARDS
ONE TERMINAL DRIVE, MIDDLETOWN, PA
717-948-3900
Remarks FAA · 14 notes

General

  • CARGO RAMP CLSD TO TSNT ACFT WO PRIOR PERMISSION; CALL AMGR 717-948-3919.
  • BIRD FLOCKS ON & INVOF ARPT.
  • NO TOUCH & GO LDGS 2300-0600 LCL.
  • REMARKS-ANG: ACFT NOT SUPPORTING ANG AND ALL FIGHTER ACFT MUST CTC FBO C 717-944-4666 FOR PRK AND FUEL. NSTD MRK ON C130J PRK APRON SPOT 5; WHITE PAINTED LINES DENOTING LAIRCM LASER TESTING AREA.
  • ACFT DESTINED FOR AVFLIGHT HARRISBURG SO INDICATE IN RMK SEC OF DD175 AND ATTEMPT TO CTC WITH ETA ON 122.95, 15 MIN PRIOR TO LND.
  • BIRD WATCH COND PHASE 1 (DEC-FEB & MAY-JUL) INDICATED LGT BIRD ACT. PHASE 2 (AUG-NOV & MAR-APR) INDICATES HVY BIRD ACT NML ASSOCIATED WITH MIGRATORY SEASON.
  • CARGO APRON PARKING SPOT 9 CLOSED TO ACFT WITH A WINGSPAN OF MORE THAN 52 FT.
  • COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -16C.
  • USE CTN: DUE TO PROXIMITY & RWY ALMNT, AIRCREWS HAVE MISTAKEN CXY RWY 12/30 FOR MDT RWY 13/31 WHICH IS 4 NM E.

Runways

  • PCR VALUE: 800/F/C/X/T
  • RWY 13: PIR AND MIL ASSAULT LDG ZONE MKGS.
  • RWY 31: PIR AND MIL ASSAULT LDG ZONE MKGS.

Obstructions

  • APCH RATIO 47:1 TO DTHR.
  • RWY 31 APCH SLP 36:1 TO DTHR.
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Nearby airports

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Also nearby: 0PA4 Ecko Field (3 NM) · 58N Reigle Field (10 NM) · PS08 Lazy B Ranch Airport (11 NM) · N71 Donegal Springs Airpark (11 NM) · PA44 Black Landing Field (private) (11 NM)

About KMDT

Harrisburg International Airport (MDT · KMDT) is an airport in Harrisburg, PA, at 310 ft MSL. It has 1 runway, the longest 10,001 ft, with a control tower. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KMDT, refreshed from the Aviation Weather Center and FAA NASR.

Does KMDT have a control tower?

Yes. Harrisburg International Airport has an operating FAA control tower. See the Comms & NavAids section for tower and ground frequencies.

What is the longest runway at KMDT?

Harrisburg International Airport has 1 runway; the longest is 10,001 ft. See the Runways section for headings, surface, and lighting.

Where is KMDT?

Harrisburg International Airport is in Harrisburg, PA, at an elevation of 310 ft MSL. Coordinates: 40.1928, -76.7623.

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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 KMDT 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.