// Station · 27m ago

GLRB

Roberts International Airport

CAT VFR

WIND 230° / 5 kt

VIS 6+ SM

CEILING Few/scattered only

T/Td 26°C / 24°C

ALTIM 29.91 inHg

ELEV 31 FT

6.2338°N / 10.3623°W

LOCATION · Monrovia, LR

WIND

230°5 kt

GLRB · 31 FT

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

METRIC

NOW · 19Z

+6H

+12H

+18H

WIND

230°/5

VIS

6+ SM

CEILING

—

LAYERS

SCT012 FEW023

T / Td

26 / 24

ALTIM

29.91"

// Interpretation

VFR with light winds at 230°/5 kt. Visibility 6+ SM and scattered at 1,200 ft, and a few at 2,300 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 GLRB 111930Z 23005KT 9999 SCT012 FEW023CB 26/24 Q1013 NOSIG RMK CB/NE-SE

GLRB · day 11 at 19:30 UTC · wind from 230° at 5 kt · visibility 6+ SM · scattered layer at 1,200 ft · a few clouds at 2,300 ft · temp 26°C / dewpoint 24°C · altimeter 29.91" Hg

// Runway analysis · computed from current METAR wind

Wind 230° @ 5 kt

1 USABLE · 1 AVOID

WIND

230°5 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

HEADWIND ENDS 1 usable

22★ HDG 220° H5 kt X1 kt RIGHT PRIMARY · 11,000'

TAILWIND ENDS · AVOID 1 ends

04 HDG 040° T5 kt X1 kt LEFT —

Pattern altitude: 1,031 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 +11°C

1,400FT

+1,369 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +100 FT

24h AGO18h12h6hNOW

FIELD ELEV31 FT OAT+26°C ISA DELTA+11°C PRESSURE ALT37 FT

// Performance equivalent Your aircraft will perform as if it's at a field 1,400 ft high on a standard ISA day — that's +1,369 ft above GLRB's actual elevation.

// Aircraft performance impact MINOR

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+14%

-10%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+10%

-6%

Light jetCJ4, Phenom 300, M2

+6%

-4%

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)

FEW023

Few · base 2,300 ft AGL · ~1–2 oktas

SCT012

Scattered · base 1,200 ft AGL · ~3–4 oktas

// Computed

CEILING— HIGHEST LAYER2,300 ft TOTAL COVERAGE~48% (mixed) FREEZING LEVEL13,162 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC-1)

06:34ZSUNRISE

12:48ZSOLAR NOON

19:01ZSUNSET

19:24ZCIVIL END

CURRENT19:57Z DAYLIGHT REMAINING0m VFR NIGHT BEGINS19:24Z (past) DAY LENGTH12h 27m

Waning Crescent

ILLUMINATION10% MOONRISE04:09Z MOONSET16:37Z FULL MOON IN18 days

// Nearest reporting stations

No nearby reporting stations found within 200 NM of GLRB.

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

AIRSPACE

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