// Station · 15m ago

KBOS

Boston Logan International Airport

CAT VFR

WIND 130° / 10 kt

VIS 10+ SM

CEILING Few/scattered only

T/Td 24.4°C / 16.1°C

ALTIM 29.99 inHg

ELEV 20 FT

42.3620°N / 71.0079°W

LOCATION · Boston, US

WIND

130°10 kt

KBOS · 20 FT

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

METRIC

NOW · 17Z

+6H

+12H

+18H

WIND

130°/10

VIS

10+ SM

CEILING

—

LAYERS

FEW055

T / Td

24 / 16

ALTIM

29.99"

// Interpretation

VFR with moderate winds at 130°/10 kt. Visibility better than 10 statute miles and a few at 5,500 ft. 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 KBOS 111754Z 13010KT 10SM FEW055 24/16 A2999 RMK AO2 SLP156 T02440161 10250 20233 58003

KBOS · day 11 at 17:54 UTC · wind from 130° at 10 kt · visibility 10+ SM · a few clouds at 5,500 ft · temp 24°C / dewpoint 16°C · altimeter 29.99" Hg · automated station w/ precipitation discriminator · sea-level pressure 1015.6 mb

// Runway analysis · computed from current METAR wind

Wind 130° @ 10 kt

8 USABLE · 4 AVOID · 5 CAUTION

WIND

130°10 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

HEADWIND ENDS 8 usable

14★ HDG 140° H10 kt X2 kt LEFT PRIMARY · 5,000'

15L HDG 150° H9 kt X3 kt LEFT 2,557'

15R HDG 150° H9 kt X3 kt LEFT 10,083'

09 HDG 090° H8 kt X6 kt RIGHT ⚠ HIGH XW · 60%

04L HDG 040° H0 kt X10 kt RIGHT ⚠ HIGH XW · 100%

22R HDG 220° H0 kt X10 kt LEFT ⚠ HIGH XW · 100%

04R HDG 040° H0 kt X10 kt RIGHT ⚠ HIGH XW · 100%

22L HDG 220° H0 kt X10 kt LEFT ⚠ HIGH XW · 100%

TAILWIND ENDS · AVOID 4 ends

27 HDG 270° T8 kt X6 kt LEFT —

33R HDG 330° T9 kt X3 kt RIGHT —

33L HDG 330° T9 kt X3 kt RIGHT —

32 HDG 320° T10 kt X2 kt RIGHT —

Pattern altitude: 1,020 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

1,100FT

+1,080 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↘ -1,100 FT

24h AGO18h12h6hNOW

FIELD ELEV20 FT OAT+24°C ISA DELTA+9°C PRESSURE ALT-54 FT

// Performance equivalent Operating here right now feels like operating at KPSF (Pittsfield Municipal Airport, Pittsfield, elev 1,188 ft) on a standard ISA day.

// Aircraft performance impact MINOR

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+11%

-8%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+8%

-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 · 1 reported · highest to lowest

// Reported layers (highest → lowest)

FEW055

Few · base 5,500 ft AGL · ~1–2 oktas

// Computed

CEILING— HIGHEST LAYER5,500 ft TOTAL COVERAGE~15% (sparse) FREEZING LEVEL12,343 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC-5)

09:18ZSUNRISE

16:50ZSOLAR NOON

00:22ZSUNSET

00:56ZCIVIL END

CURRENT18:09Z DAYLIGHT REMAINING6h 13m VFR NIGHT BEGINS00:56Z (6h 47m) DAY LENGTH15h 04m

Waning Crescent

ILLUMINATION10% MOONRISE06:50Z MOONSET21:54Z FULL MOON IN18 days

// Nearest reporting stations

No nearby reporting stations found within 200 NM of KBOS.

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

AIRSPACE

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