// Station · 19m ago

PHTO

Hilo International Airport

CAT MVFR

WIND CALM

VIS 10+ SM

CEILING BKN at 1,700 ft

T/Td 23.9°C / 22.8°C

ALTIM 30.01 inHg

WX -RA

ELEV 38 FT

19.7214°N / 155.0454°W

LOCATION · Hilo, US

WIND

000°0 kt

PHTO · 38 FT

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

METRIC

NOW · 13Z

+6H

+12H

+18H

WIND

CALM

VIS

10+ SM

CEILING

BKN017

LAYERS

BKN017 OVC029

T / Td

24 / 23

ALTIM

30.01"

// Interpretation

MVFR — ceiling 1,700 ft. Winds calm, visibility better than 10 statute miles, broken at 1,700 ft, and overcast at 2,900 ft. Reported weather: -RA. 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 PHTO 111353Z AUTO 00000KT 10SM -RA BKN017 OVC029 24/23 A3001 RMK AO2 RAE02B39 SLP162 P0002 T02390228 TSNO

PHTO · day 11 at 13:53 UTC · winds calm · visibility 10+ SM · broken layer at 1,700 ft · overcast at 2,900 ft · temp 24°C / dewpoint 23°C · altimeter 30.01" Hg · weather: -RA · automated station w/ precipitation discriminator · sea-level pressure 1016.2 mb

// Runway analysis · computed from current METAR wind

Wind CALM

ALL USABLE · WINDS CALM

WIND

000°calm

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

ALL RUNWAYS · CALM WINDS 4 ends

08 HDG 080° —CALM —— 9,800'

26 HDG 260° —CALM —— 9,800'

03 HDG 030° —CALM —— 5,600'

21 HDG 210° —CALM —— 5,600'

Pattern altitude: 1,038 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 +9°C

1,000FT

+962 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +300 FT

24h AGO18h12h6hNOW

FIELD ELEV38 FT OAT+24°C ISA DELTA+9°C PRESSURE ALT-53 FT

// Performance equivalent Operating here right now feels like operating at PHHI (Wheeler Army Airfield, Wahiawa, elev 837 ft) on a standard ISA day.

// Aircraft performance impact MINOR

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+10%

-7%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+7%

-5%

Light jetCJ4, Phenom 300, M2

+4%

-3%

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 · 2 reported · highest to lowest

// Reported layers (highest → lowest)

OVC029

Overcast · base 2,900 ft AGL · 8 oktas

BKN017

Broken · base 1,700 ft AGL · ~5–7 oktas

// Computed

CEILING1,700 ft AGL HIGHEST LAYER2,900 ft TOTAL COVERAGE~100% (overcast) FREEZING LEVEL12,109 ft VFR MARGIN-1,300 ft

// Sun & Moon · times in Z · bar = local day (UTC-10)

15:49ZSUNRISE

22:26ZSOLAR NOON

05:04ZSUNSET

05:28ZCIVIL END

CURRENT14:12Z DAYLIGHT REMAINING14h 51m VFR NIGHT BEGINS05:28Z (15h 15m) DAY LENGTH13h 14m

Waning Crescent

ILLUMINATION11% MOONRISE13:13Z MOONSET02:27Z FULL MOON IN18 days

// Nearest reporting stations · 5 shown · 150 NM (sparse area)

PHSF

VFR

Bradshaw Army Airfield · Waimea (Kamuela)

WIND: 090° / 8 kt
VIS: 10+ SM
CEILING: CLR
DIST: 29 NM W
AGE: 17m ago

PHKO

VFR

Ellison Onizuka Kona International Airport at Keāhole · Kailua-Kona

WIND: 120° / 8 kt
VIS: 10+ SM
CEILING: CLR
DIST: 57 NM W
AGE: 19m ago

PHOG

MVFR → VFR 20Z

Kahului International Airport · Kahului

WIND: 040° / 15 kt
VIS: 8.0 SM
CEILING: BKN024
DIST: 105 NM NW
AGE: 18m ago

PHNY

MVFR

Lanai Airport · Lanai City

WIND: 060° / 10 kt
VIS: 10+ SM
CEILING: BKN023
DIST: 125 NM NW
AGE: 8m ago

PHMK

MVFR

Molokai Airport · Kaunakakai

WIND: 060° / 13 ktG21
VIS: 10+ SM
CEILING: BKN023
DIST: 144 NM NW
AGE: 18m ago

// Area map · 160 NM radius · CartoDB Dark Matter + aeronautical overlay

AIRSPACE

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