KGRF TAF
Terminal aerodrome forecast for Gray Army Air Field (GRF · KGRF), Fort Lewis/Tacoma, WA. Issued 6 Aug 2026 2100Z, valid 2100Z to 0300Z, decoded period by period below.
All of Gray Army Air Field — runways, frequencies, charts and live weatherTAF issued 6 Aug 2026 2100Z
valid 2100Z to 0300ZTAF KGRF 062100Z 0621/0803 VRB06KT 9999 SKC QNH2993INS BECMG 0702/0703 30009KT 9999 SCT025 QNH2995INS TX30/0700Z TN13/0712Z
Times are UTC (Zulu), as they appear in the bulletin.
Period by period
| Period (UTC) | Change | Wind | Vis | Ceiling | Sky | Cat |
|---|---|---|---|---|---|---|
| 2100Z to 0200Z | Initial | Variable at 6 kt | 6+ SM | Clear | Clear below 12,000 ft | VFR |
| 0200Z to 0300Z | BECMG | 300° at 9 kt | 6+ SM | Clear | Scattered at 2,500 ft AGL | VFR |
What the change groups mean
- 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.
Frequently asked
What is the current TAF for KGRF?
The forecast issued 6 Aug 2026 2100Z for Gray Army Air Field reads: TAF KGRF 062100Z 0621/0803 VRB06KT 9999 SKC QNH2993INS BECMG 0702/0703 30009KT 9999 SCT025 QNH2995INS TX30/0700Z TN13/0712Z
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 KGRF
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.