KMTH METAR

Current observed weather at The Florida Keys Marathon International (MTH · KMTH), Marathon, FL, elevation 7 ft. Reported 5 Nov 2026 1253Z, decoded below with the past 24 hours of observations. · Open on the map

All of The Florida Keys Marathon International — runways, frequencies, charts and live weather

METAR observed 5 Nov 2026 1253Z

VFR

METAR KMTH 051253Z AUTO 05005KT 10SM CLR 26/25 A2991 RMK AO2 SLP128 T02610250 $

Wind

050° at 5 kt

Visibility

10+ SM

Ceiling

Clear

Temp / Dewpoint

26° / 25°C

Altimeter

29.91"

Times are UTC (Zulu), as they appear in the report.

Remarks

4 groups after RMK, decoded per FMH-1 §12.7

Routine station data: sea level pressure 1012.8 hPa, temperature 26.1°C, dew point 25.0°C.

Code	Meaning	Kind
SLP128	Sea level pressure 1012.8 hPa	Measurement
T02610250	Temperature 26.1°C, dew point 25.0°C	Measurement
AO2	Automated station with a precipitation sensor	Station
$	Station is due for maintenance	Station

What it says

Field	Value	What that means
Flight category	VFR	Visual flight rules — ceiling above 3,000 ft and visibility greater than 5 SM.
Wind	050° at 5 kt	Direction is degrees true, as reported.
Visibility	10+ SM	10 SM is the maximum an automated US station reports; it means 10 or greater.
Ceiling	Unlimited	No broken, overcast or obscured layer reported.
Sky	Clear below 12,000 ft	—
Temperature	26°C (79°F)	—
Dewpoint	25°C (77°F)	—
Temp/dewpoint spread	1°C	A spread of 2°C or less favours fog or low stratus forming.
Altimeter	29.91 inHg	Set this in the Kollsman window; it is the field’s current sea level pressure setting.

VFRMVFRIFRLIFRhover for the full observation

Flight category

Wind · kt (gust shading)

Ceiling · ft (log scale, ▲ = unlimited)

Visibility · SM

All 24 stored observations time · category · wind · visibility · ceiling · temp

Time	Category	Wind	Visibility	Ceiling	Temp
1253Z	VFR	Calm	10+ SM	Clear	26°C
1353Z	—	050° at 5 kt	—	Clear	27°C
1453Z	VFR	050° at 7 kt	10+ SM	Clear	28°C
1553Z	VFR	060° at 8 kt	10+ SM	Clear	28°C
1653Z	VFR	060° at 9 kt	10+ SM	Clear	28°C
1753Z	MVFR	060° at 9-16 kt	10+ SM	1,900 ft	28°C
1853Z	VFR	080° at 9 kt	10+ SM	Clear	29°C
1953Z	VFR	100° at 7 kt	10+ SM	Clear	28°C
2053Z	VFR	080° at 9 kt	10+ SM	Clear	28°C
2153Z	VFR	090° at 8 kt	10+ SM	Clear	28°C
2253Z	VFR	070° at 8 kt	10+ SM	Clear	27°C
2353Z	VFR	080° at 10 kt	10+ SM	Clear	27°C
0053Z	VFR	090° at 10 kt	7 SM	3,200 ft	24°C
0153Z	VFR	080° at 4 kt	10+ SM	Clear	25°C
0253Z	VFR	Calm	10+ SM	12,000 ft	25°C
0353Z	VFR	070° at 4 kt	10+ SM	Clear	26°C
0453Z	VFR	060° at 4 kt	10+ SM	Clear	25°C
0553Z	VFR	040° at 3 kt	10+ SM	Clear	25°C
0653Z	VFR	050° at 5 kt	10+ SM	Clear	26°C
0753Z	VFR	050° at 4 kt	10+ SM	Clear	26°C
0853Z	VFR	Variable at 5 kt	10+ SM	Clear	26°C
0953Z	VFR	050° at 6 kt	10+ SM	Clear	26°C
1053Z	VFR	080° at 7 kt	9 SM	3,900 ft	26°C
1153Z	VFR	050° at 5 kt	10+ SM	5,000 ft	26°C

Frequently asked

What is the current METAR at KMTH?

The 5 Nov 2026 1253Z observation at The Florida Keys Marathon International reads: METAR KMTH 051253Z AUTO 05005KT 10SM CLR 26/25 A2991 RMK AO2 SLP128 T02610250 $ Remarks: Routine station data: sea level pressure 1012.8 hPa, temperature 26.1°C, dew point 25.0°C.

Is KMTH VFR right now?

The Florida Keys Marathon International is reporting VFR. Visual flight rules — ceiling above 3,000 ft and visibility greater than 5 SM.

How often is the KMTH METAR updated?

Routine observations are issued hourly, usually in the 5 minutes before the hour. A SPECI is issued between them whenever conditions change significantly — a ceiling or visibility crossing a category threshold, a wind shift, or the onset of precipitation or a thunderstorm.

More about KMTH

Observations from the US National Weather Service Aviation Weather Center. Times are UTC (Zulu). For planning and education only — always confirm with an official preflight briefing.

Something here wrong or out of date? Report a data problem.