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// Station · 21m ago

KJGG

Williamsburg Jamestown Airport
CAT VFR
WIND 270° / 3 kt
VIS 10+ SM
CEILING CLR
T/Td 29.4°C / 19.1°C
ALTIM 30.07 inHg
ELEV 49 FT
37.2392°N / 76.7161°W
LOCATION · Williamsburg, US
N
WIND
270°3 kt
KJGG · 49 FT
© OSM · CartoDB

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

METRIC
NOW · 23Z
+6H
+12H
+18H
WIND
270°/3
 
 
 
VIS
10+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
29 / 19
 
 
 
ALTIM
30.07"
 
 
 

// Interpretation

VFR with light winds at 270°/3 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 KJGG 142335Z AUTO 27003KT 10SM CLR 29/19 A3007 RMK AO2 T02940191

KJGG · day 14 at 23:35 UTC · wind from 270° at 3 kt · visibility 10+ SM · temp 29°C / dewpoint 19°C · altimeter 30.07" Hg · automated station w/ precipitation discriminator

// Runway analysis · computed from current METAR wind

Wind 270° @ 3 kt
ALL USABLE · WINDS CALM
N
WIND
270°3 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS 2 ends
13 HDG 130° CALM 3,204'
31 HDG 310° CALM 3,204'
Pattern altitude: 1,049 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 +14°C

1,600FT
+1,551 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +700 FT
2,200 1,050 -100
24h AGO18h12h6hNOW
FIELD ELEV49 FT OAT+29°C ISA DELTA+14°C PRESSURE ALT-104 FT
// Performance equivalent Operating here right now feels like operating at K0VG (Lee County Airport, Jonesville, elev 1,411 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+16%
-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 · clear · no layers reported

FT 0 5k 10k 15k 20k 25k FRZ LVL · 14,897 FT KJGG ELEV · 49 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL14,897 ft VFR MARGINunlimited

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

09:58ZSUNRISE
17:13ZSOLAR NOON
00:28ZSUNSET
00:59ZCIVIL END
CURRENT23:56Z DAYLIGHT REMAINING32m VFR NIGHT BEGINS00:59Z (1h 02m) DAY LENGTH14h 30m
New Moon
ILLUMINATION0% MOONRISE10:08Z MOONSET00:38Z 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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