// Station · 23m ago

KTYS

McGhee Tyson Airport

CAT MVFR

WIND 250° / 9 kt

VIS 10+ SM

CEILING BKN at 2,300 ft

T/Td 26.7°C / 23.3°C

ALTIM 30.08 inHg

ELEV 981 FT

35.8110°N / 83.9940°W

LOCATION · Knoxville/Maryville, US

WIND

250°9 kt

KTYS · 981 FT

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

METRIC

NOW · 13Z

+6H

+12H

+18H

WIND

250°/9

VIS

10+ SM

CEILING

BKN023

LAYERS

BKN023 BKN031 OVC095

T / Td

27 / 23

ALTIM

30.08"

// Interpretation

MVFR — ceiling 2,300 ft. Moderate winds at 250°/9 kt, visibility better than 10 statute miles, broken at 2,300 ft, broken at 3,100 ft, and overcast at 9,500 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 KTYS 111353Z 25009KT 10SM BKN023 BKN031 OVC095 27/23 A3008 RMK AO2 RAB03E32 SLP174 P0000 T02670233 $

KTYS · day 11 at 13:53 UTC · wind from 250° at 9 kt · visibility 10+ SM · broken layer at 2,300 ft · broken layer at 3,100 ft · overcast at 9,500 ft · temp 27°C / dewpoint 23°C · altimeter 30.08" Hg · automated station w/ precipitation discriminator · sea-level pressure 1017.4 mb

// Runway analysis · computed from current METAR wind

Wind 250° @ 9 kt

2 USABLE · 2 AVOID

WIND

250°9 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

HEADWIND ENDS 2 usable

23R★ HDG 230° H8 kt X3 kt RIGHT PRIMARY · 10,000'

23L HDG 230° H8 kt X3 kt RIGHT 9,000'

TAILWIND ENDS · AVOID 2 ends

05L HDG 050° T8 kt X3 kt LEFT —

05R HDG 050° T8 kt X3 kt LEFT —

Pattern altitude: 1,981 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 +13°C

2,400FT

+1,419 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +0 FT

24h AGO18h12h6hNOW

FIELD ELEV981 FT OAT+27°C ISA DELTA+13°C PRESSURE ALT819 FT

// Performance equivalent Operating here right now feels like operating at K6A4 (Johnson County Airport, Mountain City, elev 2,240 ft) on a standard ISA day.

// Aircraft performance impact MINOR

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+24%

-17%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+17%

-11%

Light jetCJ4, Phenom 300, M2

+10%

-7%

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)

OVC095

Overcast · base 9,500 ft AGL · 8 oktas

BKN031

Broken · base 3,100 ft AGL · ~5–7 oktas

BKN023

Broken · base 2,300 ft AGL · ~5–7 oktas

// Computed

CEILING2,300 ft AGL HIGHEST LAYER9,500 ft TOTAL COVERAGE~100% (overcast) FREEZING LEVEL14,466 ft VFR MARGIN-700 ft

// Sun & Moon · times in Z · bar = local day (UTC-6)

10:29ZSUNRISE

17:42ZSOLAR NOON

00:55ZSUNSET

01:24ZCIVIL END

CURRENT14:16Z DAYLIGHT REMAINING10h 38m VFR NIGHT BEGINS01:24Z (11h 08m) DAY LENGTH14h 25m

Waning Crescent

ILLUMINATION11% MOONRISE07:53Z MOONSET22:19Z FULL MOON IN18 days

// Nearest reporting stations · 5 shown · 60 NM radius

KDKX

MVFR

Knoxville Downtown Island Airport · Knoxville

WIND: 240° / 6 kt
VIS: 10+ SM
CEILING: BKN017
DIST: 11 NM NE
AGE: 21m ago

KGKT

VFR

Gatlinburg-Pigeon Forge Airport · Sevierville

WIND: CALM
VIS: 9.0 SM
CEILING: BKN060
DIST: 23 NM E
AGE: 20m ago

KMNV

VFR

Monroe County Airport · Madisonville

WIND: 240° / 10 kt
VIS: 10+ SM
CEILING: SCT019
DIST: 25 NM SW
AGE: 21m ago

KJAU

VFR

Campbell County Airport - Colonel Tommy C Stiner Airfield · Jacksboro

WIND: VRB / 5 kt
VIS: 10+ SM
CEILING: SCT090
DIST: 32 NM N
AGE: 26m ago

KRKW

VFR

Rockwood Municipal Airport · Rockwood

WIND: VRB / 4 kt
VIS: 10+ SM
CEILING: CLR
DIST: 35 NM W
AGE: 21m ago

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

AIRSPACE

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