KMMH TAF
Terminal aerodrome forecast for Mammoth Yosemite (MMH · KMMH), Mammoth Lakes, CA. Issued 20 Sep 2026 2320Z, valid 0000Z to 0000Z, decoded period by period below. · Open on the map
All of Mammoth Yosemite — runways, frequencies, charts and live weatherTAF issued 20 Sep 2026 2320Z
valid 0000Z to 0000ZTAF KMMH 202320Z 2100/2124 12009G17KT P6SM BKN250 FM210200 VRB04KT P6SM FEW090 BKN150 FM211900 12011G18KT P6SM BKN150
Times are UTC (Zulu), as they appear in the bulletin.
Period by period
| Period (UTC) | Change | Wind | Vis | Ceiling | Sky | Cat |
|---|---|---|---|---|---|---|
| 0000Z to 0200Z | Initial | 120° at 9-17 kt | 6+ SM | 25,000 ft BKN | Broken at 25,000 ft AGL | VFR |
| 0200Z to 1900Z | FM | Variable at 4 kt | 6+ SM | 15,000 ft BKN | Few at 9,000 ft AGL, Broken at 15,000 ft AGL | VFR |
| 1900Z to 0000Z | FM | 120° at 11-18 kt | 6+ SM | 15,000 ft BKN | Broken at 15,000 ft AGL | VFR |
What the change groups mean
- FM
- From — a rapid, permanent change to the conditions that follow.
What the categories mean
- VFR
- Visual flight rules — ceiling above 3,000 ft and visibility greater than 5 SM.
Frequently asked
What is the current TAF for KMMH?
The forecast issued 20 Sep 2026 2320Z for Mammoth Yosemite reads: TAF KMMH 202320Z 2100/2124 12009G17KT P6SM BKN250 FM210200 VRB04KT P6SM FEW090 BKN150 FM211900 12011G18KT P6SM BKN150
How far ahead does a TAF forecast?
A TAF covers a 24-hour period at most airports and 30 hours at larger ones, issued four times a day at 0000Z, 0600Z, 1200Z and 1800Z. It describes conditions within roughly 5 statute miles of the airport, not the surrounding area.
What do FM, BECMG and TEMPO mean?
FM (from) marks a rapid, permanent change at the stated time. BECMG (becoming) marks a gradual change over the stated window. TEMPO marks conditions expected for less than half the period, in spells of under an hour each. PROB30 and PROB40 give the probability of the conditions that follow.
More about KMMH
Forecasts 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Something here wrong or out of date?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.