KAPC TAF
Terminal aerodrome forecast for Napa County Airport (APC · KAPC), Napa, CA. Issued 7 Aug 2026 0326Z, valid 0300Z to 0000Z, decoded period by period below.
All of Napa County Airport — runways, frequencies, charts and live weatherTAF issued 7 Aug 2026 0326Z
valid 0300Z to 0000ZTAF KAPC 070326Z 0703/0724 28010KT P6SM SKC FM070500 25010KT P6SM SKC FM071000 28006KT P6SM BKN008 FM071800 21010KT P6SM SKC
Times are UTC (Zulu), as they appear in the bulletin.
Period by period
| Period (UTC) | Change | Wind | Vis | Ceiling | Sky | Cat |
|---|---|---|---|---|---|---|
| 0300Z to 0500Z | Initial | 280° at 10 kt | 6+ SM | Clear | Clear below 12,000 ft | VFR |
| 0500Z to 1000Z | FM | 250° at 10 kt | 6+ SM | Clear | Clear below 12,000 ft | VFR |
| 1000Z to 1800Z | FM | 280° at 6 kt | 6+ SM | 800 ft BKN | Broken at 800 ft AGL | IFR |
| 1800Z to 0000Z | FM | 210° at 10 kt | 6+ SM | Clear | Clear below 12,000 ft | 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.
- 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 KAPC?
The forecast issued 7 Aug 2026 0326Z for Napa County Airport reads: TAF KAPC 070326Z 0703/0724 28010KT P6SM SKC FM070500 25010KT P6SM SKC FM071000 28006KT P6SM BKN008 FM071800 21010KT P6SM SKC
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 KAPC
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.