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// Station · 17m ago

KJNX

Johnston Regional Airport
CAT VFR
WIND 290° / 5 kt
VIS 10+ SM
CEILING CLR
T/Td 26°C / 22°C
ALTIM 30.00 inHg
ELEV 164 FT
35.5409°N / 78.3903°W
LOCATION · Smithfield, US
N
WIND
290°5 kt
KJNX · 164 FT
© OSM · CartoDB

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

METRIC
NOW · 12Z
+6H
+12H
+18H
WIND
290°/5
 
 
 
VIS
10+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
26 / 22
 
 
 
ALTIM
30.00"
 
 
 

// Interpretation

VFR with light winds at 290°/5 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 KJNX 111255Z AUTO 29005KT 10SM CLR 26/22 A3000 RMK AO2

KJNX · day 11 at 12:55 UTC · wind from 290° at 5 kt · visibility 10+ SM · temp 26°C / dewpoint 22°C · altimeter 30.00" Hg · automated station w/ precipitation discriminator

// Runway analysis · computed from current METAR wind

Wind 290° @ 5 kt
1 USABLE · 1 AVOID
N
WIND
290°5 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
21 HDG 210° H1 kt X5 kt RIGHT PRIMARY · 5,500'
TAILWIND ENDS · AVOID 1 ends
03 HDG 030° T1 kt X5 kt LEFT
Pattern altitude: 1,164 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
+1,236 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↘ -300 FT
3,100 1,950 800
24h AGO18h12h6hNOW
FIELD ELEV164 FT OAT+26°C ISA DELTA+11°C PRESSURE ALT82 FT
// Performance equivalent Operating here right now feels like operating at KUKF (Wilkes County Airport, North Wilkesboro, elev 1,301 ft) on a standard ISA day.
// 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 · clear · no layers reported

FT 0 5k 10k 15k 20k 25k FRZ LVL · 13,295 FT KJNX ELEV · 164 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL13,295 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC-5)

10:08ZSUNRISE
17:20ZSOLAR NOON
00:32ZSUNSET
01:01ZCIVIL END
CURRENT13:12Z DAYLIGHT REMAINING11h 20m VFR NIGHT BEGINS01:01Z (11h 49m) DAY LENGTH14h 24m
Waning Crescent
ILLUMINATION11% MOONRISE07:29Z MOONSET21:54Z FULL MOON IN18 days

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

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

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