KMTH· MTH· Marathon
Florida Keys Marathon International Airport
medium airport · elevation 5 ft (2 m)
10:55Z 23:51Z Day
⏎
Current METARVFR
51 min ago·21:53ZKMTH 242153Z AUTO 11006KT 10SM CLR 26/20 A2985 RMK AO2 SLP107 T02560200
Wind
110° 6 kt
Visibility
10 SM
Ceiling
CLR
Temperature
26°C / 20°C
temp / dew
QNH
1011 hPa
29.85 inHg
Clouds
CLR
Weather
—
Station
KMTH
Remarks
automated station with a precipitation discriminator sea level pressure of 1010.7 HPa hourly temperature of 25.6°C and dew point of 20.0°C
Active hazards (US/Canada coverage via AviationWeather.gov)AWC
SIGMET / AIRMET (2)
- SIGMETCONVECTIVESEV24 21:55Z → 24 23:55ZSFC – 42,000 ft
- SIGMETCONVECTIVESEV24 21:55Z → 24 23:55ZSFC – 33,000 ft
PIREPs (3)
- FL164A3211 h 34 m ago
- FL010C1721 h 44 m agoSCT 3500ft
- FL035B7392 h 13 m agoSKC 3500ft–60000ft
Wind & Runways
Wind arrow points downwind.
Runways
07/251526 mASP
Runway components
| Runway | Head/Tail | Crosswind |
|---|---|---|
| RWY 07/25 | HW 4 kt | XW 4 kt R |
24.7260°, -81.0514°© CARTOOpen in OSM →
Runway suitabilityconservative GA limits
| Runway | Status | HW (kt) | XW (kt) | Flags |
|---|---|---|---|---|
| RWY 07/25 (use 07) | Preferred | HW 4 | 4 R | — |
Density altitude
1,387 ft
elevation 5 ft
ISA deviation
+11.0°C
large deviation
Frequencies (community-maintained, cross-check AIP)KMTH
- ASOS135.525
- CNTRMIAMI CNTR133.500
- RDOMIAMI RDO122.600
- UNICCTAF/UNICOM122.800
Navaids near airportwithin 30 NM
| Ident | Type | Freq | Dist (NM) | Power |
|---|---|---|---|---|
| MTH | NDB | 260 kHz | 2.5 | MEDIUM |
Runways1
Physical runway length only — TORA/LDA are not declared in our reference database; consult the AIP.
- RWY 07/255,008 ft (1,526 m)
- Surface
- ASP
- Lighting
- Lit
- ILS
- —
24-hour trend (Iowa State IEM)
No 24-h trend available — IEM archive.
24-hour wind rose (IEM ASOS, 16 direction bins)
24-hour wind rose unavailable (insufficient IEM data).
Airport diagram (OpenStreetMap)Florida Keys Marathon International Airport
Diagram unavailable for Florida Keys Marathon International Airport.
Terminal Aerodrome Forecast
Issued 2026/04/24 18:57 UTC
24/18Z
25/00Z
25/06Z
25/12Z
25/18Z
BASEVFR
FMVFR
TEMPO MVFR
VFRBASE24/18Z → 24/21Z1108KT · 6 SM · VCSH · SCT025 OVC070
Wind: 1108KT
Visibility: 6 SM
Weather: VCSH
Clouds: SCT025 OVC070
TAF AMD KMTH 241753Z 2418/2518 11008KT P6SM VCSH SCT025 OVC070
MVFRTEMPO24/18Z → 24/19Z11012G20KT · 4 SM · -RA · BKN020
Wind: 11012G20KT
Visibility: 4 SM
Weather: -RA
Clouds: BKN020
TEMPO 2418/2419 11012G20KT 4SM -RA BKN020
VFRFM24/21Z → 25/18Z1008KT · 6 SM · SCT025 BKN070
Wind: 1008KT
Visibility: 6 SM
Clouds: SCT025 BKN070
FM242100 10008KT P6SM SCT025 BKN070
Raw TAF
TAF AMD KMTH 241753Z 2418/2518 11008KT P6SM VCSH SCT025 OVC070 TEMPO 2418/2419 11012G20KT 4SM -RA BKN020 FM242100 10008KT P6SM SCT025 BKN070
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