KMMH METAR

Current observed weather at Mammoth Yosemite (MMH · KMMH), Mammoth Lakes, CA, elevation 7,135 ft. Reported 5 Nov 2026 1255Z, decoded below with the past 24 hours of observations. · Open on the map

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METAR observed 5 Nov 2026 1255Z

VFR

METAR KMMH 051255Z AUTO 00000KT 10SM CLR M03/M07 A3020 RMK AO2

Wind

Calm

Visibility

10+ SM

Ceiling

Clear

Temp / Dewpoint

-3° / -7°C

Altimeter

30.20"

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

Remarks

1 group after RMK, decoded per FMH-1 §12.7

Routine station data: automated station with a precipitation sensor.

Code	Meaning	Kind
AO2	Automated station with a precipitation sensor	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	Calm	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	-3°C (27°F)	—
Dewpoint	-7°C (19°F)	—
Temp/dewpoint spread	4°C	The margin before the air reaches saturation.
Altimeter	30.20 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
1355Z	VFR	Calm	10+ SM	Clear	-4°C
1455Z	VFR	300° at 4 kt	10+ SM	Clear	-4°C
1555Z	VFR	300° at 4 kt	10+ SM	Clear	1°C
1655Z	VFR	260° at 6 kt	10+ SM	Clear	6°C
1755Z	VFR	Calm	10+ SM	Clear	7°C
1855Z	VFR	Calm	10+ SM	Clear	10°C
1955Z	VFR	120° at 7 kt	10+ SM	Clear	12°C
2055Z	VFR	130° at 7-13 kt	10+ SM	Clear	12°C
2155Z	VFR	140° at 8-14 kt	10+ SM	Clear	13°C
2255Z	VFR	120° at 8-14 kt	10+ SM	Clear	12°C
2355Z	VFR	120° at 11 kt	10+ SM	Clear	11°C
0055Z	VFR	130° at 6 kt	10+ SM	Clear	8°C
0155Z	VFR	Calm	10+ SM	Clear	4°C
0255Z	VFR	310° at 3 kt	10+ SM	Clear	2°C
0355Z	VFR	360° at 3 kt	10+ SM	Clear	0°C
0435Z	VFR	Calm	10+ SM	Clear	0°C
0555Z	VFR	Calm	10+ SM	Clear	-1°C
0655Z	VFR	Calm	10+ SM	Clear	-1°C
0755Z	VFR	340° at 4 kt	10+ SM	Clear	-3°C
0855Z	VFR	020° at 4 kt	10+ SM	Clear	-2°C
0955Z	VFR	330° at 3 kt	10+ SM	Clear	-3°C
1055Z	VFR	Calm	10+ SM	Clear	-6°C
1155Z	VFR	Variable at 3 kt	10+ SM	Clear	-3°C
1255Z	VFR	Calm	10+ SM	Clear	-3°C

Frequently asked

What is the current METAR at KMMH?

The 5 Nov 2026 1255Z observation at Mammoth Yosemite reads: METAR KMMH 051255Z AUTO 00000KT 10SM CLR M03/M07 A3020 RMK AO2 Remarks: Routine station data: automated station with a precipitation sensor.

Is KMMH VFR right now?

Mammoth Yosemite is reporting VFR. Visual flight rules — ceiling above 3,000 ft and visibility greater than 5 SM.

How often is the KMMH 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 KMMH

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.