KMWH TAF

Terminal aerodrome forecast for Grant County International Airport (MWH · KMWH), Moses Lake, WA. Issued 7 Aug 2026 0050Z, valid 0100Z to 0000Z, decoded period by period below.

All of Grant County International Airport — runways, frequencies, charts and live weather

TAF issued 7 Aug 2026 0050Z

valid 0100Z to 0000Z
TAF KMWH 070050Z 0701/0724 VRB03KT 3SM FU BKN025 FM070600 03003KT 4SM FU BKN035 FM071500 16003KT 3SM FU BKN030 FM071900 20007KT 4SM FU SCT035 FM072100 21010G15KT 5SM FU SCT035

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

Period by period

Period (UTC)ChangeWindVisCeilingSkyCat
0100Z to 0600ZInitialVariable at 3 kt3 SM2,500 ft BKNBroken at 2,500 ft AGLMVFR
0600Z to 1500ZFM030° at 3 kt4 SM3,500 ft BKNBroken at 3,500 ft AGLMVFR
1500Z to 1900ZFM160° at 3 kt3 SM3,000 ft BKNBroken at 3,000 ft AGLMVFR
1900Z to 2100ZFM200° at 7 kt4 SMClearScattered at 3,500 ft AGLMVFR
2100Z to 0000ZFM210° at 10-15 kt5 SMClearScattered at 3,500 ft AGLMVFR

What the change groups mean

FM
From — a rapid, permanent change to the conditions that follow.

What the categories mean

MVFR
Marginal VFR — ceiling 1,000 to 3,000 ft and/or visibility 3 to 5 SM.

Frequently asked

What is the current TAF for KMWH?

The forecast issued 7 Aug 2026 0050Z for Grant County International Airport reads: TAF KMWH 070050Z 0701/0724 VRB03KT 3SM FU BKN025 FM070600 03003KT 4SM FU BKN035 FM071500 16003KT 3SM FU BKN030 FM071900 20007KT 4SM FU SCT035 FM072100 21010G15KT 5SM FU SCT035

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 KMWH

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.