// Station · 3m ago

K3U3

Bowman Field

CAT VFR

WIND 360° / 8 kt

VIS 6.0 SM

CEILING BKN at 3,900 ft

T/Td 11.3°C / 9°C

ALTIM 29.98 inHg

WX -RA

ELEV 5,034 FT

46.1531°N / 112.8680°W

LOCATION · Anaconda, US

WIND

360°8 kt

K3U3 · 5,034 FT

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

METRIC

NOW · 22Z

+6H

+12H

+18H

WIND

360°/8

VIS

6.0 SM

CEILING

BKN039

LAYERS

FEW018 BKN039 OVC047

T / Td

11 / 9

ALTIM

29.98"

// Interpretation

VFR — ceiling 3,900 ft. Moderate winds at 360°/8 kt, visibility 6.0 SM, a few at 1,800 ft, broken at 3,900 ft, and overcast at 4,700 ft. Reported weather: -RA. 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 K3U3 302235Z AUTO 36008KT 6SM -RA FEW018 BKN039 OVC047 11/09 A2998 RMK AO2 P0003 T01130090 $

K3U3 · day 30 at 22:35 UTC · wind from 360° at 8 kt · visibility 6.0 SM · a few clouds at 1,800 ft · broken layer at 3,900 ft · overcast at 4,700 ft · temp 11°C / dewpoint 9°C · altimeter 29.98" Hg · weather: -RA · automated station w/ precipitation discriminator

// Runway analysis · computed from current METAR wind

Wind 360° @ 8 kt

2 USABLE · 2 AVOID

WIND

360°8 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

HEADWIND ENDS 2 usable

34★ HDG 340° H8 kt X3 kt RIGHT PRIMARY · 6,011'

04 HDG 040° H6 kt X5 kt LEFT 4,074'

TAILWIND ENDS · AVOID 2 ends

22 HDG 220° T6 kt X5 kt RIGHT —

16 HDG 160° T8 kt X3 kt LEFT —

Pattern altitude: 6,034 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 +6°C

5,700FT

+666 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↘ -1,600 FT

24h AGO18h12h6hNOW

FIELD ELEV5,034 FT OAT+11°C ISA DELTA+6°C PRESSURE ALT4,972 FT

// Performance equivalent Operating here right now feels like operating at KRED (Red Lodge Airport, Red Lodge, elev 5,763 ft) on a standard ISA day.

// Aircraft performance impact SIGNIFICANT

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+57%

-40%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+40%

-26%

Light jetCJ4, Phenom 300, M2

+23%

-17%

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 · 3 reported · highest to lowest

// Reported layers (highest → lowest)

OVC047

Overcast · base 4,700 ft AGL · 8 oktas

BKN039

Broken · base 3,900 ft AGL · ~5–7 oktas

FEW018

Few · base 1,800 ft AGL · ~1–2 oktas

// Computed

CEILING3,900 ft AGL HIGHEST LAYER4,700 ft TOTAL COVERAGE~100% (overcast) FREEZING LEVEL10,741 ft VFR MARGIN+900 ft

// Sun & Moon · times in Z · bar = local day (UTC-8)

11:46ZSUNRISE

19:30ZSOLAR NOON

03:14ZSUNSET

03:51ZCIVIL END

CURRENT22:38Z DAYLIGHT REMAINING4h 36m VFR NIGHT BEGINS03:51Z (5h 13m) DAY LENGTH15h 28m

Full Moon

ILLUMINATION100% MOONRISE23:19Z MOONSET14:47Z FULL MOON IN1 day

// Nearest reporting stations · 3 shown · 60 NM radius

KBTM

MVFR

Bert Mooney Airport · Butte

WIND: 300° / 9 kt
VIS: 4.0 SM
CEILING: BKN045
DIST: 20 NM SE
AGE: 45m ago

KHLN

MVFR

Helena Regional Airport · Helena

WIND: 290° / 10 kt
VIS: 5.0 SM
CEILING: OVC060
DIST: 46 NM NE
AGE: 45m ago

KDLN

IFR

Dillon Airport · Dillon

WIND: 330° / 4 kt
VIS: 2.0 SM
CEILING: BKN045
DIST: 55 NM S
AGE: 23m ago

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

AIRSPACE

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