KMTH· MTH· Marathon
Florida Keys Marathon International Airport
medium airport · elevation 5 ft (2 m)
11:03Z 23:52Z Day
⏎
Current METARVFR
50 min ago·17:53ZKMTH 241753Z AUTO VRB05KT 10SM CLR 32/23 A3004 RMK AO2 SLP171 T03170233 10322 20294 58004
Wind
VRB 5 kt
Visibility
10 SM
Ceiling
CLR
Temperature
32°C / 23°C
temp / dew
QNH
1017 hPa
30.04 inHg
Clouds
CLR
Weather
—
Station
KMTH
Remarks
automated station with a precipitation discriminator sea level pressure of 1017.1 HPa hourly temperature of 31.7°C and dew point of 23.3°C 6-hourly maximum temperature of 32.2°C 6-hourly minimum temperature of 29.4°C Steady or increase, then decrease; or decrease then decrease more rapidly of 0.4 hectopascals in the past 3 hours
Active hazards (US/Canada coverage via AviationWeather.gov)AWC
SIGMET / AIRMET (1)
- SIGMETCONVECTIVESEV24 17:55Z → 24 19:55ZSFC – 60,000 ft
PIREPs (1)
- FL010C75016 min ago
Wind & Runways
Wind arrow points downwind.
Runways
07/251526 mASP
24.7260°, -81.0514°© CARTOOpen in OSM →
Density altitude
1,945 ft
elevation 5 ft
ISA deviation
+17.0°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)KMTH
Wind0 kt
Vis16.1 km
Temp31°C
QNH1016 hPa
24-hour wind rose (IEM ASOS, 16 direction bins)n=312
3–6 kt
6–10 kt
10–16 kt
16–22 kt
>22 kt
Airport diagram (OpenStreetMap)Florida Keys Marathon International Airport
Diagram unavailable for Florida Keys Marathon International Airport.
Terminal Aerodrome Forecast
Issued 2026/08/24 18:42 UTC
24/18Z
25/00Z
25/06Z
25/12Z
25/18Z
BASEVFR
VFRBASE24/18Z → 25/18Z1507KT · 6 SM · SCT025
Wind: 1507KT
Visibility: 6 SM
Clouds: SCT025
TAF KMTH 241740Z 2418/2518 15007KT P6SM SCT025
Raw TAF
TAF KMTH 241740Z 2418/2518 15007KT P6SM SCT025
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