KPIR TAF
Terminal aerodrome forecast for Pierre Regional (PIR · KPIR), Pierre, SD. Issued 21 Sep 2026 0225Z, valid 0200Z to 0000Z, decoded period by period below. · Open on the map
All of Pierre Regional — runways, frequencies, charts and live weatherTAF issued 21 Sep 2026 0225Z
valid 0200Z to 0000ZTAF KPIR 210225Z 2102/2124 08008KT 4SM -SHRA BR OVC005 FM211200 07009KT P6SM OVC006 FM211700 08010G17KT P6SM OVC010
Times are UTC (Zulu), as they appear in the bulletin.
Period by period
| Period (UTC) | Change | Wind | Vis | Ceiling | Sky | Cat |
|---|---|---|---|---|---|---|
| 0200Z to 1200Z | Initial | 080° at 8 kt | 4 SM | 500 ft OVC | Overcast at 500 ft AGL | IFR |
| 1200Z to 1700Z | FM | 070° at 9 kt | 6+ SM | 600 ft OVC | Overcast at 600 ft AGL | IFR |
| 1700Z to 0000Z | FM | 080° at 10-17 kt | 6+ SM | 1,000 ft OVC | Overcast at 1,000 ft AGL | MVFR |
What the change groups mean
- FM
- From — a rapid, permanent change to the conditions that follow.
What the categories mean
- IFR
- Instrument flight rules — ceiling 500 to 999 ft and/or visibility 1 to less than 3 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 KPIR?
The forecast issued 21 Sep 2026 0225Z for Pierre Regional reads: TAF KPIR 210225Z 2102/2124 08008KT 4SM -SHRA BR OVC005 FM211200 07009KT P6SM OVC006 FM211700 08010G17KT P6SM OVC010
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 KPIR
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Something here wrong or out of date?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.