// Station · 30m ago
KGNB
Granby Grand County Airport
CAT VFR
WIND 360° / 11 kt G16
VIS 10+ SM
CEILING CLR
T/Td 26.2°C / 4°C
ALTIM 30.41 inHg
ELEV 8,203 FT
40.0897°N / 105.9170°W
LOCATION · Granby, US
WIND
360°11 kt
KGNB · 8,203 FT
© OSM · CartoDB
// Current + 24h forecast · METAR loaded · TAF loading…
METRIC
NOW · 22Z
+6H
+12H
+18H
WIND
360°/11G16
VIS
10+ SM
CEILING
CLR
LAYERS
—
T / Td
26 / 4
ALTIM
30.41"
// Interpretation
VFR with moderate winds at 360°/11 kt, gusting 16. Visibility better than 10 statute miles and no reported cloud layers. Would shift to MVFR if the ceiling drops to 3,000 ft or visibility below 5 SM.
Loading TAF forecast narrative…
// Want this glance-able on 10 airports? METAR Deck →// Raw observation METAR string + decoded
METAR KGNB 142235Z AUTO 36011G16KT 10SM CLR 26/04 A3041 RMK AO2 T02620040
KGNB · day 14 at 22:35 UTC · wind from 360° at 11 kt, gusts to 16 kt · visibility 10+ SM · temp 26°C / dewpoint 4°C · altimeter 30.41" Hg · automated station w/ precipitation discriminator
// Runway analysis · computed from current METAR wind
Wind 360° @ 11 ktG16
2 USABLE · 0 AVOID · 2 CAUTION
WIND
360°11G16 kt
HEADWIND
CAUTION · HIGH XW
AVOID · TAILWIND
HEADWIND ENDS
2 usable
09★
HDG 090°
H0 kt
X11 kt LEFT
PRIMARY · 5,001'
27
HDG 270°
H0 kt
X11 kt RIGHT
⚠ HIGH XW · 69%
Pattern altitude: 9,203 ft MSL (1,000 ft AGL).
Verify pattern direction and altitude with the chart supplement before flying.
// On calm winds (<3 kt), all runways are usable — favor the longest or whatever the pattern calls for.
// Density altitude · ISA +26°C
10,900FT
+2,697 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS
↘ -500 FT
24h AGO18h12h6hNOW
FIELD ELEV8,203 FT
OAT+26°C
ISA DELTA+26°C
PRESSURE ALT7,710 FT
// Performance equivalent
Your aircraft will perform as if it's at a field 10,900 ft high
on a standard ISA day — that's +2,697 ft above
KGNB's actual elevation.
// Aircraft performance impact
DANGEROUS
TAKEOFF ROLL
CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+109%
-76%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+76%
-49%
Light jetCJ4, Phenom 300, M2
+44%
-33%
Approximate using ~10% perf loss / 1,000 ft DA for normally aspirated, scaled by powerplant type. Verify with your aircraft's POH for accurate numbers — especially above 5,000 ft DA where these rules of thumb diverge.
// Cloud layers · clear · no layers reported
// Sun & Moon · times in Z · bar = local day (UTC-7)
11:47ZSUNRISE
19:10ZSOLAR NOON
02:33ZSUNSET
03:05ZCIVIL END
CURRENT23:05Z
DAYLIGHT REMAINING3h 28m
VFR NIGHT BEGINS03:05Z (4h 00m)
DAY LENGTH14h 46m
New Moon
ILLUMINATION0%
MOONRISE11:55Z
MOONSET02:41Z
FULL MOON IN15 days
// Nearest reporting stations · 5 shown · 60 NM radius
K20V
VFR
McElroy Airfield · Kremmling
- WIND
- 110° / 11 ktG17
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 21 NM W
- AGE
- 30m ago
KBDU
VFR
Boulder Municipal Airport · Boulder
- WIND
- 290° / 4 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 32 NM E
- AGE
- 10m ago
KLMO
VFR
Vance Brand Airport · Longmont
- WIND
- 300° / 3 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 35 NM E
- AGE
- 10m ago
KBJC
VFR
Rocky Mountain Metropolitan Airport · Denver
- WIND
- 110° / 5 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 38 NM E
- AGE
- 1h 13m ago
KEIK
VFR
Erie Municipal Airport · Erie
- WIND
- 210° / 5 kt
- VIS
- 8.0 SM
- CEILING
- SCT120
- DIST
- 40 NM E
- AGE
- 10m ago
// Area map · 60 NM radius · CartoDB Dark Matter + aeronautical overlay
© OpenStreetMap · CartoDB · OpenAIP
//
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