KGRR TAF
Terminal aerodrome forecast for Gerald R Ford International (GRR · KGRR), Grand Rapids, MI. Issued 5 Nov 2026 1407Z, valid 1400Z to 1200Z, decoded period by period below. · Open on the map
All of Gerald R Ford International — runways, frequencies, charts and live weatherTAF issued 5 Nov 2026 1407Z
valid 1400Z to 1200ZTAF KGRR 051407Z 0514/0612 21008KT 2SM -RA OVC008 FM051500 23012G18KT 4SM -SHRA OVC012 FM052300 32008KT P6SM BKN015
Times are UTC (Zulu), as they appear in the bulletin.
Period by period
| Period (UTC) | Change | Wind | Vis | Ceiling | Sky | Cat |
|---|---|---|---|---|---|---|
| 1400Z to 1500Z | Initial | 210° at 8 kt | 2 SM | 800 ft OVC | Overcast at 800 ft AGL | IFR |
| 1500Z to 2300Z | FM | 230° at 12-18 kt | 4 SM | 1,200 ft OVC | Overcast at 1,200 ft AGL | MVFR |
| 2300Z to 1200Z | FM | 320° at 8 kt | 6+ SM | 1,500 ft BKN | Broken 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
- 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 KGRR?
The forecast issued 5 Nov 2026 1407Z for Gerald R Ford International reads: TAF KGRR 051407Z 0514/0612 21008KT 2SM -RA OVC008 FM051500 23012G18KT 4SM -SHRA OVC012 FM052300 32008KT P6SM BKN015
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 KGRR
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Something here wrong or out of date?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.