KSTS TAF
Terminal aerodrome forecast for Charles M. Schulz Sonoma County Airport (STS · KSTS), Santa Rosa, CA. Issued 6 Aug 2026 2320Z, valid 0000Z to 0000Z, decoded period by period below.
All of Charles M. Schulz Sonoma County Airport — runways, frequencies, charts and live weatherTAF issued 6 Aug 2026 2320Z
valid 0000Z to 0000ZTAF KSTS 062320Z 0700/0724 18010KT P6SM SKC FM070300 16005KT P6SM SKC FM070700 16004KT P6SM OVC007 FM071800 18009KT P6SM SKC
Times are UTC (Zulu), as they appear in the bulletin.
Period by period
| Period (UTC) | Change | Wind | Vis | Ceiling | Sky | Cat |
|---|---|---|---|---|---|---|
| 0000Z to 0300Z | Initial | 180° at 10 kt | 6+ SM | Clear | Clear below 12,000 ft | VFR |
| 0300Z to 0700Z | FM | 160° at 5 kt | 6+ SM | Clear | Clear below 12,000 ft | VFR |
| 0700Z to 1800Z | FM | 160° at 4 kt | 6+ SM | 700 ft OVC | Overcast at 700 ft AGL | IFR |
| 1800Z to 0000Z | FM | 180° at 9 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 KSTS?
The forecast issued 6 Aug 2026 2320Z for Charles M. Schulz Sonoma County Airport reads: TAF KSTS 062320Z 0700/0724 18010KT P6SM SKC FM070300 16005KT P6SM SKC FM070700 16004KT P6SM OVC007 FM071800 18009KT 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 KSTS
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.