// Station · 9h 51m ago · STALE · HARD STALE

CYHI

Ulukhaktok Holman Airport

CAT MVFR

WIND 130° / 16 kt G22

VIS 10+ SM

CEILING BKN at 2,000 ft

T/Td 4°C / 2°C

ALTIM 29.78 inHg

ELEV 117 FT

70.7628°N / 117.8060°W

LOCATION · Ulukhaktok, CA

WIND

130°16 kt

CYHI · 117 FT

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

METRIC

NOW · 00Z

+6H

+12H

+18H

WIND

130°/16G22

VIS

10+ SM

CEILING

BKN020

LAYERS

SCT010 BKN020 OVC039

T / Td

4 / 2

ALTIM

29.78"

// Interpretation

MVFR — ceiling 2,000 ft. Brisk winds at 130°/16 kt, gusting 22, visibility better than 10 statute miles, scattered at 1,000 ft, broken at 2,000 ft, and overcast at 3,900 ft. Would drop to IFR below 1,000 ft ceiling or 3 SM visibility, or rise back to VFR above 3,000 ft and 5 SM.

Loading TAF forecast narrative…

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

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// Raw observation METAR string + decoded

METAR CYHI 270000Z 13016G22KT 15SM SCT010 BKN020 OVC039 04/02 A2978 RMK ST4SC2SC2 LAST STFD OBS/NXT 271400Z SLP091

CYHI · day 27 at 00:00 UTC · wind from 130° at 16 kt, gusts to 22 kt · visibility 10+ SM · scattered layer at 1,000 ft · broken layer at 2,000 ft · overcast at 3,900 ft · temp 4°C / dewpoint 2°C · altimeter 29.78" Hg · sea-level pressure 1009.1 mb

// Runway analysis · computed from current METAR wind

Wind 130° @ 16 ktG22

1 USABLE · 1 AVOID · 1 CAUTION

WIND

130°16G22 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

HEADWIND ENDS 1 usable

06T★ HDG 060° H5 kt X15 kt RIGHT PRIMARY · 4,300'

TAILWIND ENDS · AVOID 1 ends

24T HDG 240° T5 kt X15 kt LEFT —

Pattern altitude: 1,117 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 -10°C

-1,000FT

-1,117 FT BELOW FIELD ELEV

// DA · LAST 24 HOURS ↗ +1,000 FT

24h AGO18h12h6hNOW

FIELD ELEV117 FT OAT+4°C ISA DELTA-10°C PRESSURE ALT256 FT

// Performance equivalent Your aircraft will perform as if it's at a field -1,000 ft high on a standard ISA day — that's -1,117 ft above CYHI's actual elevation.

// Aircraft performance impact MINOR

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+0%

-0%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+0%

-0%

Light jetCJ4, Phenom 300, M2

+0%

-0%

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)

OVC039

Overcast · base 3,900 ft AGL · 8 oktas

BKN020

Broken · base 2,000 ft AGL · ~5–7 oktas

SCT010

Scattered · base 1,000 ft AGL · ~3–4 oktas

// Computed

CEILING2,000 ft AGL HIGHEST LAYER3,900 ft TOTAL COVERAGE~100% (overcast) FREEZING LEVEL2,137 ft VFR MARGIN-1,000 ft

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

// 24h DAYLIGHT — sun does not set at this latitude on this date

—SUNRISE

19:49ZSOLAR NOON

—SUNSET

—CIVIL END

CURRENT09:51Z DAYLIGHT REMAINING0m VFR NIGHT BEGINS— DAY LENGTH24h

Waxing Gibbous

ILLUMINATION82% MOONRISE— MOONSET— FULL MOON IN4 days

// Nearest reporting stations · 1 shown · 200 NM (very sparse)

CYCO

VFR

Kugluktuk Airport · Kugluktuk

WIND: 190° / 11 kt
VIS: 10+ SM
CEILING: OVC077
DIST: 186 NM S
AGE: 51m ago

// Area map · 200 NM radius · CartoDB Dark Matter + aeronautical overlay

AIRSPACE

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