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// Station · 7m ago

KDAY

James M. Cox Dayton International Airport
CAT MVFR
WIND 070° / 7 kt
VIS 3.0 SM
CEILING OVC at 1,400 ft
T/Td 20.6°C / 20°C
ALTIM 30.00 inHg
WX -TSRA
ELEV 1,009 FT
39.9024°N / 84.2194°W
LOCATION · Dayton, US
N
WIND
070°7 kt
KDAY · 1,009 FT
© OSM · CartoDB

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

METRIC
NOW · 14Z
+6H
+12H
+18H
WIND
070°/7
 
 
 
VIS
3.0 SM
 
 
 
CEILING
OVC014
 
 
 
LAYERS
FEW004 SCT009 OVC014
 
 
 
T / Td
21 / 20
 
 
 
ALTIM
30.00"
 
 
 

// Interpretation

MVFR — ceiling 1,400 ft. Light winds at 070°/7 kt, visibility 3.0 SM, a few at 400 ft, scattered at 900 ft, and overcast at 1,400 ft. Reported weather: -TSRA. Would drop to IFR below 1,000 ft ceiling or 3 SM visibility, or rise back to VFR above 3,000 ft and 5 SM.

Loading TAF forecast narrative…

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

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// Raw observation METAR string + decoded

SPECI KDAY 271400Z 07007KT 3SM -TSRA FEW004 SCT009 OVC014CB 21/20 A3000 RMK AO2 SFC VIS 9 TSB00 OCNL LTGICCG W TS W MOV E P0000 T02060200 $

KDAY · day 27 at 14:00 UTC · wind from 070° at 7 kt · visibility 3.0 SM · a few clouds at 400 ft · scattered layer at 900 ft · overcast at 1,400 ft · temp 21°C / dewpoint 20°C · altimeter 30.00" Hg · weather: -TSRA · automated station w/ precipitation discriminator

// Runway analysis · computed from current METAR wind

Wind 070° @ 7 kt
3 USABLE · 3 AVOID · 1 CAUTION
N
WIND
070°7 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 3 usable
06L HDG 060° H7 kt X1 kt RIGHT PRIMARY · 10,901'
06R HDG 060° H7 kt X1 kt RIGHT 7,285'
36 HDG 360° H2 kt X7 kt RIGHT ⚠ HIGH XW · 100%
TAILWIND ENDS · AVOID 3 ends
18 HDG 180° T2 kt X7 kt LEFT
24R HDG 240° T7 kt X1 kt LEFT
24L HDG 240° T7 kt X1 kt LEFT
Pattern altitude: 2,009 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

1,800FT
+791 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +0 FT
2,400 2,000 1,600
24h AGO18h12h6hNOW
FIELD ELEV1,009 FT OAT+21°C ISA DELTA+7°C PRESSURE ALT927 FT
// Performance equivalent Operating here right now feels like operating at KDUJ (DuBois Regional Airport, Dubois, elev 1,817 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+18%
-13%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+13%
-8%
Light jetCJ4, Phenom 300, M2
+7%
-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 · 3 reported · highest to lowest

FT 0 5k 10k 15k 20k 25k FRZ LVL · 11,413 FT FEW004 SCT009 OVC014 · CEILING KDAY ELEV · 1,009 FT
// Reported layers (highest → lowest)
OVC014
Overcast · base 1,400 ft AGL · 8 oktas
SCT009
Scattered · base 900 ft AGL · ~3–4 oktas
FEW004
Few · base 400 ft AGL · ~1–2 oktas
// Computed
CEILING1,400 ft AGL HIGHEST LAYER1,400 ft TOTAL COVERAGE~100% (overcast) FREEZING LEVEL11,413 ft VFR MARGIN-1,600 ft

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

10:14ZSUNRISE
17:35ZSOLAR NOON
00:56ZSUNSET
01:28ZCIVIL END
CURRENT14:07Z DAYLIGHT REMAINING10h 49m VFR NIGHT BEGINS01:28Z (11h 20m) DAY LENGTH14h 42m
Waxing Gibbous
ILLUMINATION84% MOONRISE19:03Z MOONSET09:45Z FULL MOON IN4 days

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

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

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