Granby Grand County Airport (KGNB) Aviation Weather, METAR, TAF & ATIS Alerts
Live aviation weather for Granby Grand County Airport in Granby, CO, including METAR, TAF, flight category, wind, visibility, ceiling, altimeter, runway crosswinds, and Telegram airport alerts.
Granby Grand County Airport (KGNB) is a general aviation airport serving pilots in and around Granby, CO at 8,203 ft. KGNB reports its own METAR — decoded live on this page as flight category, wind, visibility, ceiling and altimeter. Its 2 runways (09, 27) — longest 5,001 ft — are checked against the current wind in the crosswind table below. Automated weather is broadcast on 119.925. Track KGNB in the ATIS Alerts Telegram bot to get a message when a new METAR changes the picture — flight category, wind, or ceiling past your selected minimums.
Wind from the south (170°) at 5 kt, visibility 10+ statute miles, scattered clouds at 11,000 ft, temperature 22°C (72°F), altimeter 30.33 inHg. Conditions are Visual Flight Rules (VFR).
METAR KGNB 290155Z AUTO 17005KT 10SM SCT110 22/11 A3033 RMK AO2 T02240113
What changed at KGNB?
Since the 0135Z (7:35 PM MDT) report — compared automatically against the latest METAR.
- The 12,000 ft ceiling dissipated — no ceiling now.
This is exactly what ATIS Alerts watches for you — get a Telegram message when KGNB's weather changes, free →
Current pilot readout for KGNB
KGNB is currently VFR with winds from 170° at 5 knots, visibility 10+ statute miles, and no ceiling reported. The strongest crosswind component is currently on runway 09, about 5 knots. Density altitude is approximately 10,550 ft (field elevation 8,203 ft). KGNB does not publish a TAF — the nearest TAF station is KBJC, about 38 nm away.
⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.
New to aviation weather? How to read a METAR → · What VFR/MVFR/IFR mean → · Decode any METAR/TAF → · Density altitude calculator →
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Stop refreshing aviation weather manually. Track KGNB in ATIS Alerts and get notified when a new METAR changes the picture — a category drop, or wind and ceiling moving toward your minimums.
Track KGNB free on TelegramRunway wind check
Estimated head/tailwind and crosswind for each runway end from the current reported wind.
Use this section to quickly compare current wind alignment across available runways at KGNB. This is intended as a planning aid only and should not replace official performance calculations or pilot judgment.
| Runway | Length | Surface | Head / Tail | Crosswind |
|---|---|---|---|---|
| 09FAV | 5,001 ft | ASP | 2 kt head | 5 kt right |
| 27 | 5,001 ft | ASP | 2 kt tail | 5 kt left |
Open the crosswind calculator — try your own wind and runway numbers →
24-hour trend
Wind, ceiling and flight category over the last 24 hours.
Over the last 24 h: wind 0→5 kt, ceiling 10,000 ft → unlimited.
KGNB weather radar
Live NEXRAD + lightning, with a 4-hour future-radar forecast — drag to pan, tap ⚡ to toggle lightning.
Live weather radar around Granby Grand County Airport in Granby, CO: the NOAA/NWS NEXRAD composite updates about every five minutes, with NOAA lightning strike density overlaid. The loop plays the past 50 minutes, then continues into a future-radar forecast (+1 to +4 hours, NOAA HRRR model) so you can see where precipitation around KGNB is headed.
Radar: NOAA/NWS via IEM · Forecast: NOAA HRRR · Lightning: NOAA · Map © OpenStreetMap © CARTO
Forecast frames (amber label) are HRRR model guidance, not observed radar. Lightning strike density appears as a blue-white glow when strikes are detected in view. Radar and lightning coverage are limited in parts of Alaska, Hawaii, and offshore areas. Not for navigation.
Pilot reports (PIREPs) within 100 NM of KGNB
Reported by pilots in flight over the past 6 hours — via aviationweather.gov.
Show raw report
DEN UA /OV DEN/TM 0127/FL060/TP E75L/TB NEG/RM DURD RY16R DEN
DEN UAHeader — reporting station and UA: a routine pilot report.OV DENLocation — fix or navaid, optionally with a radial and distance in NM.TM 0127Reported at 01:27 UTC.FL060Altitude: 6,000 ft MSL.TP E75LAircraft type reporting.TB NEGTurbulence: none reported.RM DURD RY16R DENRemarks.Show raw report
DEN UA /OV 30E/TM 0111/FLDURC/TP SW4/TB NEG BLO 160/IC NEG/RM VMC BLO 160
DEN UAHeader — reporting station and UA: a routine pilot report.OV 30ELocation — fix or navaid, optionally with a radial and distance in NM.TM 0111Reported at 01:11 UTC.FLDURCReported during climb.TP SW4Aircraft type reporting.TB NEG BLO 160Turbulence: none reported blo 160.IC NEGIcing: none reported.RM VMC BLO 160Remarks.Show raw report
DEN UA /OV 15NW/TM 0042/FL150/TP B38M/TB SMOOTH/RM SFC-150
DEN UAHeader — reporting station and UA: a routine pilot report.OV 15NWLocation — fix or navaid, optionally with a radial and distance in NM.TM 0042Reported at 00:42 UTC.FL150Altitude: 15,000 ft MSL.TP B38MAircraft type reporting.TB SMOOTHTurbulence: smooth.RM SFC-150Remarks.Show raw report
DEN UA /OV 40NW/TM 0040/FL185/TP B739/TB MOD TB/RM 185-160 DURD
DEN UAHeader — reporting station and UA: a routine pilot report.OV 40NWLocation — fix or navaid, optionally with a radial and distance in NM.TM 0040Reported at 00:40 UTC.FL185Altitude: 18,500 ft MSL.TP B739Aircraft type reporting.TB MOD TBTurbulence: moderate tb.RM 185-160 DURDRemarks.Show raw report
COS UA /OV 15 SW LUFSE/TM 0007/FL100/TP C501/TB LT TB
COS UAHeader — reporting station and UA: a routine pilot report.OV 15 SW LUFSELocation — fix or navaid, optionally with a radial and distance in NM.TM 0007Reported at 00:07 UTC.FL100Altitude: 10,000 ft MSL.TP C501Aircraft type reporting.TB LT TBTurbulence: lt tb.Show raw report
CYS UA /OV CYS/TM 2352/FL200/TP SW4/SK TOP 300/TB NEG/RM ZDVWC
CYS UAHeader — reporting station and UA: a routine pilot report.OV CYSLocation — fix or navaid, optionally with a radial and distance in NM.TM 2352Reported at 23:52 UTC.FL200Altitude: 20,000 ft MSL.TP SW4Aircraft type reporting.SK TOP 300Sky condition — cloud bases and tops in hundreds of feet MSL.TB NEGTurbulence: none reported.RM ZDVWCRemarks.Show raw report
DEN UA /OV 15 W DEN/TM 2350/FL145/TP A319/TB LGT-MOD/RM DURC
DEN UAHeader — reporting station and UA: a routine pilot report.OV 15 W DENLocation — fix or navaid, optionally with a radial and distance in NM.TM 2350Reported at 23:50 UTC.FL145Altitude: 14,500 ft MSL.TP A319Aircraft type reporting.TB LGT-MODTurbulence: light to moderate.RM DURCRemarks.Show raw report
DEN UA /OV 35 SW DEN/TM 2350/FL210/TP B739/TB MOD CHOP/RM 210-190 DURD
DEN UAHeader — reporting station and UA: a routine pilot report.OV 35 SW DENLocation — fix or navaid, optionally with a radial and distance in NM.TM 2350Reported at 23:50 UTC.FL210Altitude: 21,000 ft MSL.TP B739Aircraft type reporting.TB MOD CHOPTurbulence: moderate chop.RM 210-190 DURDRemarks.⚠️ PIREPs are unverified pilot reports. Not for operational use — conditions change between reports.
Recent aviation weather trends at KGNB
From ATIS Alerts' hourly weather history.
Over the past 24 hours, KGNB reported mostly VFR across 70 observations, with 2 flight-category changes. The strongest gust reached 20 kt, the lowest ceiling was 8,500 ft. Wind most often came from the SE.
Most recent change: MVFR → VFR
Most recent change: MVFR → VFR
- 09
- 63%
- 27
- 37%
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Airport facts
Reference data from the OurAirports dataset.
- Type
- General aviation airport
- ICAO
- KGNB
- FAA LID
- GNB
- City
- Granby
- State
- Colorado
- Country
- United States
- Elevation
- 8,203 ft
- Coordinates
- 40.0897, -105.9170
- Runways
- 2
- Longest runway
- 5,001 ft
- Weather reporting
- Reports METAR
- TAF
- Nearest KBJC
- AWOS/ASOS
- 119.925 MHz
- Time zone
- America/Denver
- Sunset in
- 16m
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Nearby airports
Compare nearby METAR/TAF stations within 25, 50 and 100 NM before departure or arrival.
Within 25 NM
3 airports25–50 NM
9 airports+3 more within 50 NM
50–100 NM
7 airports+1 more within 100 NM
KGNB weather — frequently asked
What runways are available at KGNB?+
KGNB has 2 runways — 09, 27; the longest is 5,001 ft. This page computes the live crosswind for each runway end from the current wind.
Does KGNB report its own weather?+
Yes — Granby Grand County Airport has its own weather station and publishes METAR observations, which this page decodes live.
Does KGNB have a TAF?+
No — KGNB does not publish its own TAF. The nearest TAF station is KBJC, about 38 nm away.
Does KGNB broadcast D-ATIS?+
No — KGNB does not broadcast D-ATIS. Alerts for KGNB from the ATIS Alerts bot (@atisalerts_bot) are based on its METAR instead.
Pilot PIREPs for Granby Grand County Airport (KGNB)
Community-submittedCommunity-submitted airport notes from pilots about runway conditions, wildlife, FBOs, fuel, turbulence, ramp access, and local tips.
Read recent community-submitted pilot notes for Granby Grand County Airport, including runway conditions, wildlife activity, FBO/fuel notes, turbulence, ramp access, and local airport tips.
⚠️ Pilot PIREPs on ATIS Alerts are community-submitted airport notes for situational awareness only. They are not official FAA PIREPs, NOTAMs, weather briefings, airport advisories, or flight-planning guidance. Always verify with official FAA/NWS sources, airport management, ATC, and current publications.
No Pilot PIREPs have been submitted for KGNB yet. Recently flew here? Help the next pilot by leaving a quick airport note.
Pilot PIREPs are community pilot notes for situational awareness only — not official FAA PIREPs or advisories. Verify with official sources. Notes are moderated before they appear; helpful marks and reports help us keep them useful.
Why pilots use ATIS Alerts
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- Get pinged the moment KGNB drops below VFR or a new report moves your numbers.
- Live METAR, TAF, crosswinds, and FAA delays — one link, always current.
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⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.
No D-ATIS at this airport — showing METAR.
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