KGMU TAF
Terminal aerodrome forecast for Greenville Downtown (GMU · KGMU), Greenville, SC. Issued 20 Sep 2026 2331Z, valid 0000Z to 0000Z, decoded period by period below. · Open on the map
All of Greenville Downtown — runways, frequencies, charts and live weatherTAF issued 20 Sep 2026 2331Z
valid 0000Z to 0000ZTAF KGMU 202331Z 2100/2124 VRB03KT P6SM FEW050 SCT250 FM211500 VRB03KT P6SM SCT030 FM212000 VRB04KT P6SM SCT050 PROB30 2120/2124 4SM -TSRA BKN050CB
Times are UTC (Zulu), as they appear in the bulletin.
Period by period
| Period (UTC) | Change | Wind | Vis | Ceiling | Sky | Cat |
|---|---|---|---|---|---|---|
| 0000Z to 1500Z | Initial | Variable at 3 kt | 6+ SM | Clear | Few at 5,000 ft AGL, Scattered at 25,000 ft AGL | VFR |
| 1500Z to 2000Z | FM | Variable at 3 kt | 6+ SM | Clear | Scattered at 3,000 ft AGL | VFR |
| 2000Z to 0000Z | FM | Variable at 4 kt | 6+ SM | Clear | Scattered at 5,000 ft AGL | VFR |
| 2000Z to 0000Z | PROB | Calm | 4 SM | 5,000 ft BKN | Broken at 5,000 ft AGL | MVFR |
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.
- 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 KGMU?
The forecast issued 20 Sep 2026 2331Z for Greenville Downtown reads: TAF KGMU 202331Z 2100/2124 VRB03KT P6SM FEW050 SCT250 FM211500 VRB03KT P6SM SCT030 FM212000 VRB04KT P6SM SCT050 PROB30 2120/2124 4SM -TSRA BKN050CB
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 KGMU
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Something here wrong or out of date?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.