KNBC TAF
Terminal aerodrome forecast for Beaufort MCAS (Merritt Field) (NBC · KNBC), Beaufort, SC. Issued 20 Sep 2026 1600Z, valid 1600Z to 2200Z, decoded period by period below. · Open on the map
All of Beaufort MCAS (Merritt Field) — runways, frequencies, charts and live weatherTAF amended · issued 20 Sep 2026 1600Z
valid 1600Z to 2200ZTAF COR KNBC 201600Z 2016/2122 VRB06KT 9999 SCT020 SCT170 QNH3014INS TEMPO 2017/2021 07008KT 4800 -TSRA BR BKN020CB QNH2993INS FM210100 VRB06KT 9999 SCT170 QNH2989INS BECMG 2120/2122 12008KT 4800 -SHRA BR BKN030 QNH2991INS TX31/2117Z TN23/2109Z LAST NO AMD AFT 2021 NEXT 2108 COR 1934
Times are UTC (Zulu), as they appear in the bulletin.
Period by period
| Period (UTC) | Change | Wind | Vis | Ceiling | Sky | Cat |
|---|---|---|---|---|---|---|
| 1600Z to 0100Z | Initial | Variable at 6 kt | 6+ SM | Clear | Scattered at 2,000 ft AGL, Scattered at 17,000 ft AGL | VFR |
| 1700Z to 2100Z | TEMPO | 070° at 8 kt | 2.98 SM | 2,000 ft BKN | Broken at 2,000 ft AGL | IFR |
| 0100Z to 2000Z | FM | Variable at 6 kt | 6+ SM | Clear | Scattered at 17,000 ft AGL | VFR |
| 2000Z to 2200Z | BECMG | 120° at 8 kt | 2.98 SM | 3,000 ft BKN | Broken at 3,000 ft AGL | IFR |
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.
- BECMG
- Becoming — a gradual change over the stated window.
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 KNBC?
The forecast issued 20 Sep 2026 1600Z for Beaufort MCAS (Merritt Field) reads: TAF COR KNBC 201600Z 2016/2122 VRB06KT 9999 SCT020 SCT170 QNH3014INS TEMPO 2017/2021 07008KT 4800 -TSRA BR BKN020CB QNH2993INS FM210100 VRB06KT 9999 SCT170 QNH2989INS BECMG 2120/2122 12008KT 4800 -SHRA BR BKN030 QNH2991INS TX31/2117Z TN23/2109Z LAST NO AMD AFT 2021 NEXT 2108 COR 1934
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 KNBC
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.