KMSS TAF

Terminal aerodrome forecast for Massena International-Richards Field (MSS · KMSS), Massena, NY. Issued 21 Sep 2026 0058Z, valid 0100Z to 0000Z, decoded period by period below. · Open on the map

All of Massena International-Richards Field — runways, frequencies, charts and live weather

TAF issued 21 Sep 2026 0058Z

valid 0100Z to 0000Z

TAF KMSS 210058Z 2101/2124 17004KT P6SM FEW100 TEMPO 2101/2104 1SM BR SCT001 FM210400 VRB03KT P6SM SCT080 FM210900 36007KT P6SM BKN070 FM211700 03006KT P6SM OVC090

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

Period by period

Period (UTC)	Change	Wind	Vis	Ceiling	Sky	Cat
0100Z to 0400Z	Initial	170° at 4 kt	6+ SM	Clear	Few at 10,000 ft AGL	VFR
0100Z to 0400Z	TEMPO	Calm	1 SM	Clear	Scattered at 100 ft AGL	IFR
0400Z to 0900Z	FM	Variable at 3 kt	6+ SM	Clear	Scattered at 8,000 ft AGL	VFR
0900Z to 1700Z	FM	360° at 7 kt	6+ SM	7,000 ft BKN	Broken at 7,000 ft AGL	VFR
1700Z to 0000Z	FM	030° at 6 kt	6+ SM	9,000 ft OVC	Overcast at 9,000 ft AGL	VFR

What the change groups mean

TEMPO: Temporary — expected for less than half the period, in spells under an hour.
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.
IFR: Instrument flight rules — ceiling 500 to 999 ft and/or visibility 1 to less than 3 SM.

Frequently asked

What is the current TAF for KMSS?

The forecast issued 21 Sep 2026 0058Z for Massena International-Richards Field reads: TAF KMSS 210058Z 2101/2124 17004KT P6SM FEW100 TEMPO 2101/2104 1SM BR SCT001 FM210400 VRB03KT P6SM SCT080 FM210900 36007KT P6SM BKN070 FM211700 03006KT P6SM OVC090

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 KMSS

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.