// Station · 12m ago
KLAF
Purdue University Airport
CAT VFR
WIND CALM
VIS 9.0 SM
CEILING Few/scattered only
T/Td 21.7°C / 20°C
ALTIM 30.00 inHg
ELEV 606 FT
40.4129°N / 86.9394°W
LOCATION · West Lafayette, US
WIND
000°0 kt
KLAF · 606 FT
© OSM · CartoDB
// Current + 24h forecast · METAR loaded · TAF loading…
METRIC
NOW · 12Z
+6H
+12H
+18H
WIND
CALM
VIS
9.0 SM
CEILING
—
LAYERS
SCT110
T / Td
22 / 20
ALTIM
30.00"
// Interpretation
VFR with winds calm. Visibility 9.0 SM and scattered at 11,000 ft. Would shift to MVFR if the ceiling drops to 3,000 ft or visibility below 5 SM.
Loading TAF forecast narrative…
// Want this glance-able on 10 airports? METAR Deck →// Raw observation METAR string + decoded
METAR KLAF 111254Z 00000KT 9SM SCT110 22/20 A3000 RMK AO2 LTG DSNT S SLP157 T02170200
KLAF · day 11 at 12:54 UTC · winds calm · visibility 9.0 SM · scattered layer at 11,000 ft · temp 22°C / dewpoint 20°C · altimeter 30.00" Hg · automated station w/ precipitation discriminator · sea-level pressure 1015.7 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
4 ends
10
HDG 100°
—CALM
——
6,600'
28
HDG 280°
—CALM
——
6,600'
05
HDG 050°
—CALM
——
4,225'
23
HDG 230°
—CALM
——
4,225'
Pattern altitude: 1,606 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 +8°C
1,500FT
+894 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS
↘ -500 FT
24h AGO18h12h6hNOW
FIELD ELEV606 FT
OAT+22°C
ISA DELTA+8°C
PRESSURE ALT524 FT
// Performance equivalent
Operating here right now feels like operating at KRID
(Richmond Municipal Airport, Richmond, elev 1,140 ft)
on a standard ISA day.
// Aircraft performance impact
MINOR
TAKEOFF ROLL
CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+15%
-11%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+11%
-7%
Light jetCJ4, Phenom 300, M2
+6%
-5%
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 · 1 reported · highest to lowest
// Sun & Moon · times in Z · bar = local day (UTC-6)
10:28ZSUNRISE
17:54ZSOLAR NOON
01:20ZSUNSET
01:52ZCIVIL END
CURRENT13:06Z
DAYLIGHT REMAINING12h 13m
VFR NIGHT BEGINS01:52Z (12h 45m)
DAY LENGTH14h 51m
Waning Crescent
ILLUMINATION11%
MOONRISE07:50Z
MOONSET22:41Z
FULL MOON IN18 days
// Nearest reporting stations · 5 shown · 60 NM radius
KFKR
VFR
Frankfort Clinton County Regional Airport · Frankfort
- WIND
- CALM
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 19 NM SE
- AGE
- 11m ago
KMCX
VFR
White County Airport · Monticello
- WIND
- CALM
- VIS
- 10+ SM
- CEILING
- SCT070
- DIST
- 19 NM NE
- AGE
- 11m ago
KCFJ
IFR
Crawfordsville Regional Airport · Crawfordsville
- WIND
- 300° / 3 kt
- VIS
- 1.0 SM
- CEILING
- BKN005
- DIST
- 26 NM S
- AGE
- 11m ago
KDNV
MVFR
Vermilion Regional Airport · Danville
- WIND
- CALM
- VIS
- 3.0 SM
- CEILING
- OVC025
- DIST
- 33 NM SW
- AGE
- 11m ago
KRZL
VFR
Jasper County Airport · Rensselaer
- WIND
- CALM
- VIS
- 10+ SM
- CEILING
- OVC075
- DIST
- 34 NM N
- AGE
- 11m ago
// Area map · 60 NM radius · CartoDB Dark Matter + aeronautical overlay
© OpenStreetMap · CartoDB · OpenAIP
//
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