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// Station · 19m ago

KBZN

Bozeman Yellowstone International Airport
CAT VFR
WIND CALM
VIS 10+ SM
CEILING CLR
T/Td 24.4°C / 8.9°C
ALTIM 30.02 inHg
ELEV 4,473 FT
45.7788°N / 111.1537°W
LOCATION · Bozeman, US
N
WIND
000°0 kt
KBZN · 4,473 FT
© OSM · CartoDB

// Current + 24h forecast · METAR loaded · TAF loading…

METRIC
NOW · 15Z
+6H
+12H
+18H
WIND
CALM
 
 
 
VIS
10+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
24 / 9
 
 
 
ALTIM
30.02"
 
 
 

// Interpretation

VFR with winds calm. 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…

SOURCES · NOAA Aviation Weather Center METAR (TAF loading…)

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// Raw observation METAR string + decoded

METAR KBZN 111556Z 00000KT 10SM CLR 24/09 A3002 RMK AO2 SLP115 T02440089

KBZN · day 11 at 15:56 UTC · winds calm · visibility 10+ SM · temp 24°C / dewpoint 9°C · altimeter 30.02" Hg · automated station w/ precipitation discriminator · sea-level pressure 1011.5 mb

// Runway analysis · computed from current METAR wind

Wind CALM
ALL USABLE · WINDS CALM
N
WIND
000°calm
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS 8 ends
12 HDG 120° CALM 8,994'
30 HDG 300° CALM 8,994'
11 HDG 110° CALM 5,050'
29 HDG 290° CALM 5,050'
11G HDG 110° CALM 2,802'
29G HDG 290° CALM 2,802'
03 HDG 030° CALM 2,650'
21 HDG 210° CALM 2,650'
Pattern altitude: 5,473 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 +18°C

6,500FT
+2,027 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +200 FT
7,800 6,250 4,700
24h AGO18h12h6hNOW
FIELD ELEV4,473 FT OAT+24°C ISA DELTA+18°C PRESSURE ALT4,370 FT
// Performance equivalent Operating here right now feels like operating at KWYS (Yellowstone Airport, West Yellowstone, elev 6,649 ft) on a standard ISA day.
// Aircraft performance impact SIGNIFICANT
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+65%
-46%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+46%
-29%
Light jetCJ4, Phenom 300, M2
+26%
-20%

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

FT 0 5k 10k 15k 20k 25k FRZ LVL · 16,796 FT KBZN ELEV · 4,473 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL16,796 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC-7)

11:46ZSUNRISE
19:31ZSOLAR NOON
03:15ZSUNSET
03:52ZCIVIL END
CURRENT16:15Z DAYLIGHT REMAINING10h 59m VFR NIGHT BEGINS03:52Z (11h 36m) DAY LENGTH15h 28m
Waning Crescent
ILLUMINATION11% MOONRISE09:15Z MOONSET00:43Z FULL MOON IN18 days

// Nearest reporting stations · 4 shown · 60 NM radius

// Area map · 60 NM radius · CartoDB Dark Matter + aeronautical overlay

© OpenStreetMap · CartoDB · OpenAIP
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