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// Station · 16m ago

KBWI

Baltimore/Washington International Thurgood Marshall Airport
CAT LIFR
WIND CALM
VIS 0.50 SM
CEILING
T/Td 21.1°C / 21.1°C
ALTIM 29.95 inHg
WX FG
ELEV 146 FT
39.1754°N / 76.6683°W
LOCATION · Baltimore, US
N
WIND
000°0 kt
KBWI · 146 FT
© OSM · CartoDB

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

METRIC
NOW · 12Z
+6H
+12H
+18H
WIND
CALM
 
 
 
VIS
0.50 SM
 
 
 
CEILING
 
 
 
LAYERS
OVX003
 
 
 
T / Td
21 / 21
 
 
 
ALTIM
29.95"
 
 
 

// Interpretation

LIFR — visibility 0.50 SM. Winds calm, visibility 0.50 SM, ovx at 300 ft. Reported weather: FG. Reported weather: FG. LIFR is the lowest standard category. Would improve to IFR above 500 ft and 1 SM.

Loading TAF forecast narrative…

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

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// Raw observation METAR string + decoded

SPECI KBWI 271241Z 00000KT 1/2SM R15R/3500V5500FT FG VV003 21/21 A2995 RMK AO2 T02110211

KBWI · day 27 at 12:41 UTC · winds calm · visibility 0.50 SM · ovx at 300 ft · temp 21°C / dewpoint 21°C · altimeter 29.95" Hg · weather: FG · automated station w/ precipitation discriminator

// Runway analysis · computed from current METAR wind

Wind CALM
ALL USABLE · WINDS CALM
N
WIND
000°calm
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS 6 ends
10 HDG 100° CALM 10,503'
28 HDG 280° CALM 10,503'
15R HDG 150° CALM 9,501'
33L HDG 330° CALM 9,501'
15L HDG 150° CALM 5,000'
33R HDG 330° CALM 5,000'
Pattern altitude: 1,146 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 +6°C

900FT
+754 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +200 FT
1,200 900 600
24h AGO18h12h6hNOW
FIELD ELEV146 FT OAT+21°C ISA DELTA+6°C PRESSURE ALT114 FT
// Performance equivalent Operating here right now feels like operating at KHGR (Hagerstown Regional Richard A Henson Field, Hagerstown, elev 703 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+9%
-6%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+6%
-4%
Light jetCJ4, Phenom 300, M2
+4%
-3%

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 · 10,803 FT KBWI ELEV · 146 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL10,803 ft VFR MARGINunlimited

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

09:46ZSUNRISE
17:05ZSOLAR NOON
00:24ZSUNSET
00:55ZCIVIL END
CURRENT12:57Z DAYLIGHT REMAINING11h 27m VFR NIGHT BEGINS00:55Z (11h 58m) DAY LENGTH14h 38m
Waxing Gibbous
ILLUMINATION83% MOONRISE18:33Z MOONSET09:11Z FULL MOON IN4 days

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

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

© OpenStreetMap · CartoDB · OpenAIP
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