KNMM TAF
Terminal aerodrome forecast for Naval Air Station Meridian / McCain Field (NMM · KNMM), Lauderdale, MS. Issued 6 Aug 2026 2357Z, valid 2300Z to 2300Z, decoded period by period below.
All of Naval Air Station Meridian / McCain Field — runways, frequencies, charts and live weatherTAF issued 6 Aug 2026 2357Z
valid 2300Z to 2300ZTAF KNMM 0623/0723 16005KT 9999 VCTS SCT050 BKN250 QNH3000INS BECMG 0701/0703 VRB03KT 9999 FEW010 SCT060 SCT250 QNH3002INS TEMPO 0705/0711 3200 BR BKN008 FM071500 20007KT 9999 SCT050 SCT250 QNH2997INS AUTOMATED SENSOR METWATCH 0705 TIL 0711 TX34/0721Z TN23/0710Z FN20088
Times are UTC (Zulu), as they appear in the bulletin.
Period by period
| Period (UTC) | Change | Wind | Vis | Ceiling | Sky | Cat |
|---|---|---|---|---|---|---|
| 2300Z to 0100Z | Initial | 160° at 5 kt | 6+ SM | 25,000 ft BKN | Scattered at 5,000 ft AGL, Broken at 25,000 ft AGL | VFR |
| 0100Z to 1500Z | BECMG | Variable at 3 kt | 6+ SM | Clear | Few at 1,000 ft AGL, Scattered at 6,000 ft AGL, Scattered at 25,000 ft AGL | VFR |
| 0500Z to 1100Z | TEMPO | Calm | 1.99 SM | 800 ft BKN | Broken at 800 ft AGL | IFR |
| 1500Z to 2300Z | FM | 200° at 7 kt | 6+ SM | Clear | Scattered at 5,000 ft AGL, Scattered at 25,000 ft AGL | VFR |
What the change groups mean
- BECMG
- Becoming — a gradual change over the stated window.
- 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.
- 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 KNMM?
The forecast issued 6 Aug 2026 2357Z for Naval Air Station Meridian / McCain Field reads: TAF KNMM 0623/0723 16005KT 9999 VCTS SCT050 BKN250 QNH3000INS BECMG 0701/0703 VRB03KT 9999 FEW010 SCT060 SCT250 QNH3002INS TEMPO 0705/0711 3200 BR BKN008 FM071500 20007KT 9999 SCT050 SCT250 QNH2997INS AUTOMATED SENSOR METWATCH 0705 TIL 0711 TX34/0721Z TN23/0710Z FN20088
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 KNMM
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.