// Station · 18m ago

KTWF

Joslin Field Magic Valley Regional Airport

CAT VFR

WIND 210° / 11 kt

VIS 10+ SM

CEILING CLR

T/Td 23.3°C / 0°C

ALTIM 30.01 inHg

ELEV 4,154 FT

42.4818°N / 114.4880°W

LOCATION · Twin Falls, US

WIND

210°11 kt

KTWF · 4,154 FT

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

METRIC

NOW · 12Z

+6H

+12H

+18H

WIND

210°/11

VIS

10+ SM

CEILING

CLR

LAYERS

—

T / Td

23 / 0

ALTIM

30.01"

// Interpretation

VFR with moderate winds at 210°/11 kt. Visibility better than 10 statute miles and no reported cloud layers. 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 KTWF 111253Z 21011KT 10SM CLR 23/00 A3001 RMK AO2 SLP091 T02330000

KTWF · day 11 at 12:53 UTC · wind from 210° at 11 kt · visibility 10+ SM · temp 23°C / dewpoint 0°C · altimeter 30.01" Hg · automated station w/ precipitation discriminator · sea-level pressure 1009.1 mb

// Runway analysis · computed from current METAR wind

Wind 210° @ 11 kt

3 USABLE · 1 AVOID · 3 CAUTION

WIND

210°11 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

HEADWIND ENDS 3 usable

26★ HDG 260° H7 kt X8 kt LEFT PRIMARY · 8,704'

12 HDG 120° H0 kt X11 kt RIGHT ⚠ HIGH XW · 100%

30 HDG 300° H0 kt X11 kt LEFT ⚠ HIGH XW · 100%

TAILWIND ENDS · AVOID 1 ends

08 HDG 080° T7 kt X8 kt RIGHT —

Pattern altitude: 5,154 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 +16°C

6,000FT

+1,846 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +0 FT

24h AGO18h12h6hNOW

FIELD ELEV4,154 FT OAT+23°C ISA DELTA+16°C PRESSURE ALT4,063 FT

// Performance equivalent Operating here right now feels like operating at K1U7 (Bear Lake County Airport, Paris, elev 5,928 ft) on a standard ISA day.

// Aircraft performance impact SIGNIFICANT

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+60%

-42%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+42%

-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 · clear · no layers reported

// Reported layers (highest → lowest)

CLR

No reported cloud layers — clear sky from surface to reporting ceiling.

// Computed

CEILING— HIGHEST LAYER— TOTAL COVERAGEclear FREEZING LEVEL15,922 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC-8)

12:12ZSUNRISE

19:44ZSOLAR NOON

03:17ZSUNSET

03:51ZCIVIL END

CURRENT13:11Z DAYLIGHT REMAINING14h 05m VFR NIGHT BEGINS03:51Z (14h 39m) DAY LENGTH15h 05m

Waning Crescent

ILLUMINATION11% MOONRISE09:33Z MOONSET00:38Z FULL MOON IN18 days

// Nearest reporting stations · 1 shown · 100 NM (sparse area)

KPIH

VFR

Pocatello Regional Airport · Pocatello

WIND: 240° / 7 kt
VIS: 10+ SM
CEILING: CLR
DIST: 87 NM E
AGE: 18m ago

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

AIRSPACE

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