Gary Chicago International Airport

KGYY / GYY / GYY

Gary, IN

591 ft MSL

Medium AirportToweredScheduled ServiceMETARTAF

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Terminal Aerodrome Forecast

Issued: Mon, Feb 23, 03:07 UTC

Valid From

Mon, Feb 23, 03:00 UTC

→

Valid To

Tue, Feb 24, 00:00 UTC

Duration

21 hours

Raw TAF

TAF KGYY 230307Z 2303/2324 33017G27KT P6SM -SN OVC025 PROB30 2307/2310 4SM -SN BKN020 FM231000 34017G27KT 6SM -SN OVC025 PROB30 2315/2319 2SM -SN OVC010 FM232200 34014G24KT P6SM -SN SCT025 OVC035

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
Category	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	IFR	IFR	IFR	IFR	MVFR	MVFR	MVFR	VFR	VFR
Weather
Vis (SM)	6+	6+	6+	6+	4	4	4	6+	6+	6+	6+	6+	2	2	2	2	6+	6+	6+	6+	6+
Ceiling (ft)	2.5k	2.5k	2.5k	2.5k	2k	2k	2k	2.5k	2.5k	2.5k	2.5k	2.5k	1k	1k	1k	1k	2.5k	2.5k	2.5k	3.5k	3.5k
Wind Dir	330	330	330	330	330	330	330	340	340	340	340	340	340	340	340	340	340	340	340	340	340
Wind (kt)	17	17	17	17	17	17	17	17	17	17	17	17	17	17	17	17	17	17	17	14	14
Gusts (kt)	27	27	27	27	27	27	27	27	27	27	27	27	27	27	27	27	27	27	27	24	24
Period	BASE	BASE	BASE	BASE	PROB30	PROB30	PROB30	FM	FM	FM	FM	FM	PROB30	PROB30	PROB30	PROB30	FM	FM	FM	FM	FM

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

Forecast Periods

5 forecast periods decoded from the TAF

TAF KGYY 230307Z 2303/2324 33017G27KT P6SM -SN OVC025 PROB30 2307/2310 4SM -SN BKN020 FM231000 34017G27KT 6SM -SN OVC025 PROB30 2315/2319 2SM -SN OVC010 FM232200 34014G24KT P6SM -SN SCT025 OVC035

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

BASEFeb 23, 03:00 UTC — Feb 23, 10:00 UTC

Wind: 330° at 17 kt, gusting 27 kt

Vis: 6+ SM

Clouds: Overcast 2,500 ft

Wx: -SN

PROB 30%Feb 23, 07:00 UTC — Feb 23, 10:00 UTC

Vis: 4 SM

Clouds: Broken 2,000 ft

Wx: -SN

FMFeb 23, 10:00 UTC — Feb 23, 22:00 UTC

Wind: 340° at 17 kt, gusting 27 kt

Vis: 6 SM

Clouds: Overcast 2,500 ft

Wx: -SN

PROB 30%Feb 23, 15:00 UTC — Feb 23, 19:00 UTC

Vis: 2 SM

Clouds: Overcast 1,000 ft

Wx: -SN

FMFeb 23, 22:00 UTC — Feb 24, 00:00 UTC

Wind: 340° at 14 kt, gusting 24 kt

Vis: 6+ SM

Clouds: Scattered 2,500 ft, Overcast 3,500 ft

Wx: -SN

Daylight

Sunrise, sunset, and civil twilight for Gary Chicago International Airport

Sunrise: 12:33ZSunset: 23:33ZDay length: 10h 59m

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.

Gary Chicago International Airport

KGYY / GYY / GYY

Gary, IN

591 ft MSL

Medium AirportToweredScheduled ServiceMETARTAF

View on Map Website Wikipedia

Terminal Aerodrome Forecast

Issued: Mon, Feb 23, 03:07 UTC

Valid From

Mon, Feb 23, 03:00 UTC

→

Valid To

Tue, Feb 24, 00:00 UTC

Duration

21 hours

Raw TAF

TAF KGYY 230307Z 2303/2324 33017G27KT P6SM -SN OVC025 PROB30 2307/2310 4SM -SN BKN020 FM231000 34017G27KT 6SM -SN OVC025 PROB30 2315/2319 2SM -SN OVC010 FM232200 34014G24KT P6SM -SN SCT025 OVC035

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
Category	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR	IFR	IFR	IFR	IFR	MVFR	MVFR	MVFR	VFR	VFR
Weather
Vis (SM)	6+	6+	6+	6+	4	4	4	6+	6+	6+	6+	6+	2	2	2	2	6+	6+	6+	6+	6+
Ceiling (ft)	2.5k	2.5k	2.5k	2.5k	2k	2k	2k	2.5k	2.5k	2.5k	2.5k	2.5k	1k	1k	1k	1k	2.5k	2.5k	2.5k	3.5k	3.5k
Wind Dir	330	330	330	330	330	330	330	340	340	340	340	340	340	340	340	340	340	340	340	340	340
Wind (kt)	17	17	17	17	17	17	17	17	17	17	17	17	17	17	17	17	17	17	17	14	14
Gusts (kt)	27	27	27	27	27	27	27	27	27	27	27	27	27	27	27	27	27	27	27	24	24
Period	BASE	BASE	BASE	BASE	PROB30	PROB30	PROB30	FM	FM	FM	FM	FM	PROB30	PROB30	PROB30	PROB30	FM	FM	FM	FM	FM

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

Forecast Periods

5 forecast periods decoded from the TAF

TAF KGYY 230307Z 2303/2324 33017G27KT P6SM -SN OVC025 PROB30 2307/2310 4SM -SN BKN020 FM231000 34017G27KT 6SM -SN OVC025 PROB30 2315/2319 2SM -SN OVC010 FM232200 34014G24KT P6SM -SN SCT025 OVC035

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

BASEFeb 23, 03:00 UTC — Feb 23, 10:00 UTC

Wind: 330° at 17 kt, gusting 27 kt

Vis: 6+ SM

Clouds: Overcast 2,500 ft

Wx: -SN

PROB 30%Feb 23, 07:00 UTC — Feb 23, 10:00 UTC

Vis: 4 SM

Clouds: Broken 2,000 ft

Wx: -SN

FMFeb 23, 10:00 UTC — Feb 23, 22:00 UTC

Wind: 340° at 17 kt, gusting 27 kt

Vis: 6 SM

Clouds: Overcast 2,500 ft

Wx: -SN

PROB 30%Feb 23, 15:00 UTC — Feb 23, 19:00 UTC

Vis: 2 SM

Clouds: Overcast 1,000 ft

Wx: -SN

FMFeb 23, 22:00 UTC — Feb 24, 00:00 UTC

Wind: 340° at 14 kt, gusting 24 kt

Vis: 6+ SM

Clouds: Scattered 2,500 ft, Overcast 3,500 ft

Wx: -SN

Daylight

Sunrise, sunset, and civil twilight for Gary Chicago International Airport

Sunrise: 12:33ZSunset: 23:33ZDay length: 10h 59m

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.