Washington Dulles International Airport

KIAD / IAD / IAD

Dulles, VA

312 ft MSL

Large AirportToweredScheduled ServiceMETARTAF

View on Map Website Wikipedia

Terminal Aerodrome Forecast

Issued: Mon, Feb 23, 02:59 UTC

Valid From

Mon, Feb 23, 03:00 UTC

→

Valid To

Tue, Feb 24, 06:00 UTC

Duration

27 hours

Raw TAF

TAF KIAD 230259Z 2303/2406 32014G26KT 2SM -SN FEW010 BKN020 OVC030 FM230600 33017G27KT 3SM -SN OVC025 FM230800 33019G29KT P6SM OVC030 FM231300 32020G34KT P6SM OVC040

Hourly Forecast Grid

TAF periods expanded to hourly time slots. Scroll horizontally to see the full forecast.

Time	03Z	04Z	05Z	06Z	07Z	08Z	09Z	10Z	11Z	12Z	13Z	14Z	15Z	16Z	17Z	18Z	19Z	20Z	21Z	22Z	23Z	Feb 2400Z	01Z	02Z	03Z	04Z	05Z
Category	IFR	IFR	IFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR
Weather
Vis (SM)	2	2	2	3	3	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+
Ceiling (ft)	2k	2k	2k	2.5k	2.5k	3k	3k	3k	3k	3k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k
Wind Dir	320	320	320	330	330	330	330	330	330	330	320	320	320	320	320	320	320	320	320	320	320	320	320	320	320	320	320
Wind (kt)	14	14	14	17	17	19	19	19	19	19	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20
Gusts (kt)	26	26	26	27	27	29	29	29	29	29	34	34	34	34	34	34	34	34	34	34	34	34	34	34	34	34	34
Period	BASE	BASE	BASE	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM

Change types:FM = FromBECMG = BecomingTEMPO = TemporaryPROB = ProbabilityTimes in UTC (Zulu)

Forecast Periods

4 forecast periods decoded from the TAF

TAF KIAD 230259Z 2303/2406 32014G26KT 2SM -SN FEW010 BKN020 OVC030 FM230600 33017G27KT 3SM -SN OVC025 FM230800 33019G29KT P6SM OVC030 FM231300 32020G34KT P6SM OVC040

Valid: Feb 23, 03:00 UTC to Feb 24, 06:00 UTC

BASEFeb 23, 03:00 UTC — Feb 23, 06:00 UTC

Wind: 320° at 14 kt, gusting 26 kt

Vis: 2 SM

Clouds: Few 1,000 ft, Broken 2,000 ft, Overcast 3,000 ft

Wx: -SN

FMFeb 23, 06:00 UTC — Feb 23, 08:00 UTC

Wind: 330° at 17 kt, gusting 27 kt

Vis: 3 SM

Clouds: Overcast 2,500 ft

Wx: -SN

FMFeb 23, 08:00 UTC — Feb 23, 13:00 UTC

Wind: 330° at 19 kt, gusting 29 kt

Vis: 6+ SM

Clouds: Overcast 3,000 ft

FMFeb 23, 13:00 UTC — Feb 24, 06:00 UTC

Wind: 320° at 20 kt, gusting 34 kt

Vis: 6+ SM

Clouds: Overcast 4,000 ft

Daylight

Sunrise, sunset, and civil twilight for Washington Dulles International Airport

Sunrise: 11:51ZSunset: 22:56ZDay length: 11h 5m

TAF data sourced from Aviation Weather Center (aviationweather.gov). Refreshed every 10 minutes. This information is for reference only and should not be used for flight planning.

Washington Dulles International Airport

KIAD / IAD / IAD

Dulles, VA

312 ft MSL

Large AirportToweredScheduled ServiceMETARTAF

View on Map Website Wikipedia

Terminal Aerodrome Forecast

Issued: Mon, Feb 23, 02:59 UTC

Valid From

Mon, Feb 23, 03:00 UTC

→

Valid To

Tue, Feb 24, 06:00 UTC

Duration

27 hours

Raw TAF

TAF KIAD 230259Z 2303/2406 32014G26KT 2SM -SN FEW010 BKN020 OVC030 FM230600 33017G27KT 3SM -SN OVC025 FM230800 33019G29KT P6SM OVC030 FM231300 32020G34KT P6SM OVC040

Hourly Forecast Grid

TAF periods expanded to hourly time slots. Scroll horizontally to see the full forecast.

Time	03Z	04Z	05Z	06Z	07Z	08Z	09Z	10Z	11Z	12Z	13Z	14Z	15Z	16Z	17Z	18Z	19Z	20Z	21Z	22Z	23Z	Feb 2400Z	01Z	02Z	03Z	04Z	05Z
Category	IFR	IFR	IFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR
Weather
Vis (SM)	2	2	2	3	3	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+
Ceiling (ft)	2k	2k	2k	2.5k	2.5k	3k	3k	3k	3k	3k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k	4k
Wind Dir	320	320	320	330	330	330	330	330	330	330	320	320	320	320	320	320	320	320	320	320	320	320	320	320	320	320	320
Wind (kt)	14	14	14	17	17	19	19	19	19	19	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20
Gusts (kt)	26	26	26	27	27	29	29	29	29	29	34	34	34	34	34	34	34	34	34	34	34	34	34	34	34	34	34
Period	BASE	BASE	BASE	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM	FM

Change types:FM = FromBECMG = BecomingTEMPO = TemporaryPROB = ProbabilityTimes in UTC (Zulu)

Forecast Periods

4 forecast periods decoded from the TAF

TAF KIAD 230259Z 2303/2406 32014G26KT 2SM -SN FEW010 BKN020 OVC030 FM230600 33017G27KT 3SM -SN OVC025 FM230800 33019G29KT P6SM OVC030 FM231300 32020G34KT P6SM OVC040

Valid: Feb 23, 03:00 UTC to Feb 24, 06:00 UTC

BASEFeb 23, 03:00 UTC — Feb 23, 06:00 UTC

Wind: 320° at 14 kt, gusting 26 kt

Vis: 2 SM

Clouds: Few 1,000 ft, Broken 2,000 ft, Overcast 3,000 ft

Wx: -SN

FMFeb 23, 06:00 UTC — Feb 23, 08:00 UTC

Wind: 330° at 17 kt, gusting 27 kt

Vis: 3 SM

Clouds: Overcast 2,500 ft

Wx: -SN

FMFeb 23, 08:00 UTC — Feb 23, 13:00 UTC

Wind: 330° at 19 kt, gusting 29 kt

Vis: 6+ SM

Clouds: Overcast 3,000 ft

FMFeb 23, 13:00 UTC — Feb 24, 06:00 UTC

Wind: 320° at 20 kt, gusting 34 kt

Vis: 6+ SM

Clouds: Overcast 4,000 ft

Daylight

Sunrise, sunset, and civil twilight for Washington Dulles International Airport

Sunrise: 11:51ZSunset: 22:56ZDay length: 11h 5m

TAF data sourced from Aviation Weather Center (aviationweather.gov). Refreshed every 10 minutes. This information is for reference only and should not be used for flight planning.