// Station · 13m ago

KGRN

Gordon Municipal Airport

CAT VFR

WIND 120° / 16 kt G21

VIS 10+ SM

CEILING BKN at 7,500 ft

T/Td 27.6°C / 13.2°C

ALTIM 29.78 inHg

ELEV 3,562 FT

42.8060°N / 102.1750°W

LOCATION · Gordon, US

WIND

120°16 kt

KGRN · 3,562 FT

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

METRIC

NOW · 20Z

+6H

+12H

+18H

WIND

120°/16G21

VIS

10+ SM

CEILING

BKN075

LAYERS

SCT050 BKN075

T / Td

28 / 13

ALTIM

29.78"

// Interpretation

VFR — ceiling 7,500 ft. Brisk winds at 120°/16 kt, gusting 21, visibility better than 10 statute miles, scattered at 5,000 ft, and broken at 7,500 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 KGRN 302055Z AUTO 12016G21KT 10SM SCT050 BKN075 28/13 A2978 RMK AO2 T02760132

KGRN · day 30 at 20:55 UTC · wind from 120° at 16 kt, gusts to 21 kt · visibility 10+ SM · scattered layer at 5,000 ft · broken layer at 7,500 ft · temp 28°C / dewpoint 13°C · altimeter 29.78" Hg · automated station w/ precipitation discriminator

// Runway analysis · computed from current METAR wind

Wind 120° @ 16 ktG21

2 USABLE · 2 AVOID · 1 CAUTION

WIND

120°16G21 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

HEADWIND ENDS 2 usable

11★ HDG 110° H16 kt X3 kt RIGHT PRIMARY · 2,283'

04 HDG 040° H3 kt X16 kt RIGHT ⚠ HIGH XW · 76%

TAILWIND ENDS · AVOID 2 ends

22 HDG 220° T3 kt X16 kt LEFT —

29 HDG 290° T16 kt X3 kt LEFT —

Pattern altitude: 4,562 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 +20°C

6,100FT

+2,538 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +400 FT

24h AGO18h12h6hNOW

FIELD ELEV3,562 FT OAT+28°C ISA DELTA+20°C PRESSURE ALT3,701 FT

// Performance equivalent Operating here right now feels like operating at KCYS (Cheyenne Regional Jerry Olson Field, Cheyenne, elev 6,159 ft) on a standard ISA day.

// Aircraft performance impact SIGNIFICANT

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+61%

-43%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+43%

-27%

Light jetCJ4, Phenom 300, M2

+24%

-18%

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)

BKN075

Broken · base 7,500 ft AGL · ~5–7 oktas

SCT050

Scattered · base 5,000 ft AGL · ~3–4 oktas

// Computed

CEILING7,500 ft AGL HIGHEST LAYER7,500 ft TOTAL COVERAGE~83% (mostly covered) FREEZING LEVEL17,501 ft VFR MARGIN+4,500 ft

// Sun & Moon · times in Z · bar = local day (UTC-7)

11:15ZSUNRISE

18:47ZSOLAR NOON

02:19ZSUNSET

02:54ZCIVIL END

CURRENT21:08Z DAYLIGHT REMAINING5h 11m VFR NIGHT BEGINS02:54Z (5h 45m) DAY LENGTH15h 04m

Full Moon

ILLUMINATION100% MOONRISE22:45Z MOONSET13:49Z FULL MOON IN1 day

// Nearest reporting stations · 5 shown · 100 NM (sparse area)

KIEN

VFR

Pine Ridge Airport · Pine Ridge

WIND: 120° / 14 ktG26
VIS: 10+ SM
CEILING: SCT060
DIST: 19 NM NW
AGE: 16m ago

KCDR

MVFR → VFR 05Z

Chadron Municipal Airport · Chadron

WIND: 090° / 12 ktG25
VIS: 5.0 SM
CEILING: BKN100
DIST: 41 NM W
AGE: 15m ago

KAIA

VFR

Alliance Municipal Airport · Alliance

WIND: 150° / 17 ktG27
VIS: 10+ SM
CEILING: SCT050
DIST: 53 NM SW
AGE: 15m ago

KSUO

VFR

Rosebud Sioux Tribal Airport · Rosebud

WIND: 130° / 14 ktG22
VIS: 10+ SM
CEILING: SCT044
DIST: 64 NM NE
AGE: 13m ago

KVTN

VFR → MVFR 12Z

Miller Field · Valentine

WIND: 120° / 18 ktG24
VIS: 10+ SM
CEILING: BKN080
DIST: 72 NM E
AGE: 16m ago

// Area map · 80 NM radius · CartoDB Dark Matter + aeronautical overlay

AIRSPACE

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