// Station · 35m ago

KDCA

Ronald Reagan Washington National Airport

CAT LIFR

WIND 180° / 4 kt

VIS 1.0 SM

CEILING OVC at 300 ft

T/Td 21.1°C / 20.6°C

ALTIM 29.96 inHg

WX BR

ELEV 15 FT

38.8521°N / 77.0377°W

LOCATION · Washington, US

WIND

180°4 kt

KDCA · 15 FT

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

METRIC

NOW · 11Z

+6H

+12H

+18H

WIND

180°/4

VIS

1.0 SM

CEILING

OVC003

LAYERS

OVC003

T / Td

21 / 21

ALTIM

29.96"

// Interpretation

LIFR — ceiling 300 ft. Light winds at 180°/4 kt, visibility 1.0 SM, overcast at 300 ft. Reported weather: BR. Reported weather: BR. 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 KDCA 271118Z 18004KT 1SM R01/1600V5000FT BR SCT000 OVC003 21/21 A2996 RMK AO2 VIS SW 1/4 PRFG SCT000 T02110206

KDCA · day 27 at 11:18 UTC · wind from 180° at 4 kt · visibility 1.0 SM · overcast at 300 ft · temp 21°C / dewpoint 21°C · altimeter 29.96" Hg · weather: BR · automated station w/ precipitation discriminator

// Runway analysis · computed from current METAR wind

Wind 180° @ 4 kt

ALL USABLE · WINDS CALM

WIND

180°4 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

ALL RUNWAYS · CALM WINDS 6 ends

01 HDG 010° —CALM —— 7,169'

19 HDG 190° —CALM —— 7,169'

15 HDG 150° —CALM —— 5,204'

33 HDG 330° —CALM —— 5,204'

04 HDG 040° —CALM —— 5,000'

22 HDG 220° —CALM —— 5,000'

Pattern altitude: 1,015 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

700FT

+685 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +500 FT

24h AGO18h12h6hNOW

FIELD ELEV15 FT OAT+21°C ISA DELTA+6°C PRESSURE ALT-26 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

+7%

-5%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+5%

-3%

Light jetCJ4, Phenom 300, M2

+3%

-2%

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

// Reported layers (highest → lowest)

OVC003

Overcast · base 300 ft AGL · 8 oktas

// Computed

CEILING300 ft AGL HIGHEST LAYER300 ft TOTAL COVERAGE~100% (overcast) FREEZING LEVEL10,672 ft VFR MARGIN-2,700 ft

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

09:48ZSUNRISE

17:06ZSOLAR NOON

00:24ZSUNSET

00:55ZCIVIL END

CURRENT11:53Z DAYLIGHT REMAINING12h 31m VFR NIGHT BEGINS00:55Z (13h 02m) DAY LENGTH14h 36m

Waxing Gibbous

ILLUMINATION83% MOONRISE18:33Z MOONSET09:09Z FULL MOON IN4 days

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

KADW

LIFR → MVFR 13Z

Joint Base Andrews · Camp Springs

WIND: 220° / 3 kt
VIS: 4.0 SM
CEILING: OVC002
DIST: 8 NM E
AGE: 17m ago

KDAA

IFR

Davison Army Air Field · Fort Belvoir

WIND: CALM
VIS: 10+ SM
CEILING: OVC007
DIST: 11 NM SW
AGE: 17m ago

KFME

LIFR

Fort Meade Executive Airport · Fort Meade(Odenton)

WIND: CALM
VIS: 0.50 SM
CEILING: OVC003
DIST: 19 NM NE
AGE: 18m ago

KIAD

LIFR → IFR 14Z

Washington Dulles International Airport · Dulles

WIND: CALM
VIS: 1.5 SM
CEILING: OVC003
DIST: 20 NM W
AGE: 1h 1m ago

KHEF

LIFR

Manassas Regional Airport/Harry P. Davis Field · Manassas

WIND: CALM
VIS: 3.0 SM
CEILING: OVC003
DIST: 24 NM W
AGE: 20m ago

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

AIRSPACE

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