KHRF TAF
Terminal aerodrome forecast for Ravalli County (HRF · KHRF), Hamilton, MT. Issued 2 Nov 2026 0520Z, valid 0600Z to 0600Z, decoded period by period below. · Open on the map
All of Ravalli County — runways, frequencies, charts and live weatherTAF issued 2 Nov 2026 0520Z
valid 0600Z to 0600ZTAF KHRF 020520Z 0206/0306 00000KT 6SM BR OVC017 FM021100 00000KT 3SM BR VCFG OVC015 FM021500 00000KT 5SM BR SCT035 FM021700 VRB03KT P6SM SCT035 FM021900 VRB03KT P6SM SKC
Times are UTC (Zulu), as they appear in the bulletin.
Period by period
| Period (UTC) | Change | Wind | Vis | Ceiling | Sky | Cat |
|---|---|---|---|---|---|---|
| 0600Z to 1100Z | Initial | Calm | 6+ SM | 1,700 ft OVC | Overcast at 1,700 ft AGL | MVFR |
| 1100Z to 1500Z | FM | Calm | 3 SM | 1,500 ft OVC | Overcast at 1,500 ft AGL | MVFR |
| 1500Z to 1700Z | FM | Calm | 5 SM | Clear | Scattered at 3,500 ft AGL | MVFR |
| 1700Z to 1900Z | FM | Variable at 3 kt | 6+ SM | Clear | Scattered at 3,500 ft AGL | VFR |
| 1900Z to 0600Z | FM | Variable at 3 kt | 6+ SM | Clear | Clear below 12,000 ft | VFR |
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.
- VFR
- Visual flight rules — ceiling above 3,000 ft and visibility greater than 5 SM.
Frequently asked
What is the current TAF for KHRF?
The forecast issued 2 Nov 2026 0520Z for Ravalli County reads: TAF KHRF 020520Z 0206/0306 00000KT 6SM BR OVC017 FM021100 00000KT 3SM BR VCFG OVC015 FM021500 00000KT 5SM BR SCT035 FM021700 VRB03KT P6SM SCT035 FM021900 VRB03KT P6SM SKC
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 KHRF
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Something here wrong or out of date?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.