// Station · 21m ago

KTBN

Waynesville-St. Robert Regional Airport-Forney Field

CAT IFR

WIND CALM

VIS 3.0 SM

CEILING BKN at 900 ft

T/Td 20°C / 19°C

ALTIM 29.97 inHg

WX -DZ BR

ELEV 1,159 FT

37.7416°N / 92.1407°W

LOCATION · Fort Leonard Wood, US

WIND

000°0 kt

KTBN · 1,159 FT

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

METRIC

NOW · 11Z

+6H

+12H

+18H

WIND

CALM

VIS

3.0 SM

CEILING

BKN009

LAYERS

BKN009 BKN040

T / Td

20 / 19

ALTIM

29.97"

// Interpretation

IFR conditions — ceiling 900 ft. Winds calm, visibility 3.0 SM, broken at 900 ft, and broken at 4,000 ft. Reported weather: -DZ BR. Would deteriorate to LIFR below 500 ft ceiling or 1 SM, or improve to MVFR above 1,000 ft and 3 SM.

Loading TAF forecast narrative…

SOURCES · NOAA Aviation Weather Center METAR (TAF loading…)

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// Raw observation METAR string + decoded

SPECI KTBN 271131Z AUTO 00000KT 3SM -DZ BR BKN009 BKN040 20/19 A2997 RMK AO2 DZB13E23DZB31 CIG 009V040 CIG 008 RWY33 SLP143 $

KTBN · day 27 at 11:31 UTC · winds calm · visibility 3.0 SM · broken layer at 900 ft · broken layer at 4,000 ft · temp 20°C / dewpoint 19°C · altimeter 29.97" Hg · weather: -DZ BR · automated station w/ precipitation discriminator · sea-level pressure 1014.3 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 2 ends

15 HDG 150° —CALM —— 6,037'

33 HDG 330° —CALM —— 6,037'

Pattern altitude: 2,159 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 +7°C

2,000FT

+841 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +600 FT

24h AGO18h12h6hNOW

FIELD ELEV1,159 FT OAT+20°C ISA DELTA+7°C PRESSURE ALT1,106 FT

// Performance equivalent Operating here right now feels like operating at KHYS (Hays Regional Airport, Hays, elev 1,999 ft) on a standard ISA day.

// Aircraft performance impact MINOR

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+20%

-14%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+14%

-9%

Light jetCJ4, Phenom 300, M2

+8%

-6%

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)

BKN040

Broken · base 4,000 ft AGL · ~5–7 oktas

BKN009

Broken · base 900 ft AGL · ~5–7 oktas

// Computed

CEILING900 ft AGL HIGHEST LAYER4,000 ft TOTAL COVERAGE~83% (mostly covered) FREEZING LEVEL11,260 ft VFR MARGIN-2,100 ft

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

10:52ZSUNRISE

18:07ZSOLAR NOON

01:22ZSUNSET

01:52ZCIVIL END

CURRENT11:52Z DAYLIGHT REMAINING13h 30m VFR NIGHT BEGINS01:52Z (14h 00m) DAY LENGTH14h 30m

Waxing Gibbous

ILLUMINATION83% MOONRISE19:36Z MOONSET10:07Z FULL MOON IN4 days

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

KCOU

VFR

Columbia Regional Airport · Columbia

WIND: 010° / 3 kt
VIS: 10+ SM
CEILING: FEW022
DIST: 65 NM N
AGE: 18m ago

KSGF

LIFR → MVFR 13Z

Springfield Branson National Airport · Springfield

WIND: 100° / 5 kt
VIS: 10+ SM
CEILING: OVC004
DIST: 67 NM SW
AGE: 31m ago

KBPK

LIFR → MVFR 12Z

Ozark Regional Airport · Mountain Home

WIND: 100° / 3 kt
VIS: 2.0 SM
CEILING: OVC002
DIST: 84 NM S
AGE: 14m ago

KBBG

LIFR → VFR 15Z

Branson Airport · Branson

WIND: CALM
VIS: 4.0 SM
CEILING: OVC003
DIST: 89 NM SW
AGE: 37m ago

KSZL

MVFR → VFR 00Z

Whiteman Air Force Base · Knob Noster

WIND: CALM
VIS: 5.0 SM
CEILING: CLR
DIST: 89 NM NW
AGE: 17m ago

// Area map · 100 NM radius · CartoDB Dark Matter + aeronautical overlay

AIRSPACE

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