KDSM TAF
Terminal aerodrome forecast for Des Moines International (DSM · KDSM), Des Moines, IA. Issued 4 Nov 2026 2333Z, valid 0000Z to 0000Z, decoded period by period below. · Open on the map
All of Des Moines International — runways, frequencies, charts and live weatherTAF issued 4 Nov 2026 2333Z
valid 0000Z to 0000ZTAF KDSM 042333Z 0500/0524 27014G22KT 6SM BR OVC013 PROB30 0508/0512 4SM -SHRA BR OVC009 FM051200 31011G19KT 6SM BR OVC010 FM051600 32013G21KT P6SM OVC015
Times are UTC (Zulu), as they appear in the bulletin.
Period by period
| Period (UTC) | Change | Wind | Vis | Ceiling | Sky | Cat |
|---|---|---|---|---|---|---|
| 0000Z to 1200Z | Initial | 270° at 14-22 kt | 6+ SM | 1,300 ft OVC | Overcast at 1,300 ft AGL | MVFR |
| 0800Z to 1200Z | PROB | No change | 4 SM | 900 ft OVC | Overcast at 900 ft AGL | IFR |
| 1200Z to 1600Z | FM | 310° at 11-19 kt | 6+ SM | 1,000 ft OVC | Overcast at 1,000 ft AGL | MVFR |
| 1600Z to 0000Z | FM | 320° at 13-21 kt | 6+ SM | 1,500 ft OVC | Overcast at 1,500 ft AGL | MVFR |
What the change groups mean
- FM
- From — a rapid, permanent change to the conditions that follow.
What the categories mean
- MVFR
- Marginal VFR — ceiling 1,000 to 3,000 ft and/or visibility 3 to 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 KDSM?
The forecast issued 4 Nov 2026 2333Z for Des Moines International reads: TAF KDSM 042333Z 0500/0524 27014G22KT 6SM BR OVC013 PROB30 0508/0512 4SM -SHRA BR OVC009 FM051200 31011G19KT 6SM BR OVC010 FM051600 32013G21KT P6SM OVC015
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 KDSM
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Something here wrong or out of date?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.