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// Station · 12m ago

KJVL

Southern Wisconsin Regional Airport
CAT VFR
WIND 280° / 6 kt
VIS 10+ SM
CEILING CLR
T/Td 32°C / 23°C
ALTIM 30.13 inHg
ELEV 808 FT
42.6203°N / 89.0416°W
LOCATION · Janesville, US
N
WIND
280°6 kt
KJVL · 808 FT
© OSM · CartoDB

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

METRIC
NOW · 23Z
+6H
+12H
+18H
WIND
280°/6
 
 
 
VIS
10+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
32 / 23
 
 
 
ALTIM
30.13"
 
 
 

// Interpretation

VFR with light winds at 280°/6 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 KJVL 142345Z 28006KT 10SM CLR 32/23 A3013

KJVL · day 14 at 23:45 UTC · wind from 280° at 6 kt · visibility 10+ SM · temp 32°C / dewpoint 23°C · altimeter 30.13" Hg

// Runway analysis · computed from current METAR wind

Wind 280° @ 6 kt
3 USABLE · 3 AVOID · 1 CAUTION
N
WIND
280°6 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 3 usable
32 HDG 320° H5 kt X4 kt LEFT PRIMARY · 7,302'
22 HDG 220° H3 kt X5 kt RIGHT 6,701'
36 HDG 360° H1 kt X6 kt LEFT ⚠ HIGH XW · 100%
TAILWIND ENDS · AVOID 3 ends
18 HDG 180° T1 kt X6 kt RIGHT
04 HDG 040° T3 kt X5 kt LEFT
14 HDG 140° T5 kt X4 kt RIGHT
Pattern altitude: 1,808 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 +18°C

2,800FT
+1,992 FT ABOVE FIELD ELEV
FIELD ELEV808 FT OAT+32°C ISA DELTA+18°C PRESSURE ALT596 FT
// Performance equivalent Operating here right now feels like operating at KBLF (Mercer County Airport, Bluefield, elev 2,857 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+28%
-20%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+20%
-13%
Light jetCJ4, Phenom 300, M2
+11%
-8%

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 · 16,970 FT KJVL ELEV · 808 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL16,970 ft VFR MARGINunlimited

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

10:32ZSUNRISE
18:03ZSOLAR NOON
01:34ZSUNSET
02:08ZCIVIL END
CURRENT23:57Z DAYLIGHT REMAINING1h 36m VFR NIGHT BEGINS02:08Z (2h 10m) DAY LENGTH15h 02m
New Moon
ILLUMINATION0% MOONRISE10:42Z MOONSET01:44Z FULL MOON IN15 days

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

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

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