KCMH TAF
Terminal aerodrome forecast for John Glenn Columbus International Airport (CMH · KCMH), Columbus, OH. Issued 6 Aug 2026 2336Z, valid 0000Z to 0000Z, decoded period by period below.
All of John Glenn Columbus International Airport — runways, frequencies, charts and live weatherTAF issued 6 Aug 2026 2336Z
valid 0000Z to 0000ZTAF KCMH 062336Z 0700/0724 21006KT P6SM BKN040 TEMPO 0700/0702 5SM -SHRA FM070200 VRB03KT P6SM -SHRA BKN040 PROB30 0711/0714 5SM -TSRA BKN040CB FM071400 20008KT P6SM SCT040 BKN250 TEMPO 0721/0724 5SM -TSRA BKN040CB
Times are UTC (Zulu), as they appear in the bulletin.
Period by period
| Period (UTC) | Change | Wind | Vis | Ceiling | Sky | Cat |
|---|---|---|---|---|---|---|
| 0000Z to 0200Z | Initial | 210° at 6 kt | 6+ SM | 4,000 ft BKN | Broken at 4,000 ft AGL | VFR |
| 0000Z to 0200Z | TEMPO | Calm | 5 SM | Clear | No cloud forecast | MVFR |
| 0200Z to 1400Z | FM | Variable at 3 kt | 6+ SM | 4,000 ft BKN | Broken at 4,000 ft AGL | VFR |
| 1100Z to 1400Z | PROB | Calm | 5 SM | 4,000 ft BKN | Broken at 4,000 ft AGL | MVFR |
| 1400Z to 0000Z | FM | 200° at 8 kt | 6+ SM | 25,000 ft BKN | Scattered at 4,000 ft AGL, Broken at 25,000 ft AGL | VFR |
| 2100Z to 0000Z | TEMPO | Calm | 5 SM | 4,000 ft BKN | Broken at 4,000 ft AGL | MVFR |
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.
What the categories mean
- VFR
- Visual flight rules — ceiling above 3,000 ft and visibility greater than 5 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 KCMH?
The forecast issued 6 Aug 2026 2336Z for John Glenn Columbus International Airport reads: TAF KCMH 062336Z 0700/0724 21006KT P6SM BKN040 TEMPO 0700/0702 5SM -SHRA FM070200 VRB03KT P6SM -SHRA BKN040 PROB30 0711/0714 5SM -TSRA BKN040CB FM071400 20008KT P6SM SCT040 BKN250 TEMPO 0721/0724 5SM -TSRA BKN040CB
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 KCMH
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.