Gerald R. Ford International Airport

KGRR / GRR / GRR

Grand Rapids, MI

794 ft MSL

Large AirportToweredScheduled ServiceMETARTAF

View on Map Website Wikipedia

Terminal Aerodrome Forecast

Issued: Thu, Apr 9, 11:20 UTC

Valid From

Thu, Apr 9, 12:00 UTC

→

Valid To

Fri, Apr 10, 12:00 UTC

Duration

24 hours

Raw TAF

TAF KGRR 091120Z 0912/1012 22012KT P6SM VCSH OVC050 WS020/24050KT FM091400 26012KT P6SM BKN100 FM091900 27010KT P6SM SCT150 FM100600 VRB04KT 6SM SHRA BR BKN030 FM101100 08005KT 5SM SHRA BR OVC012

Hourly Forecast Grid

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

Time	12Z	13Z	14Z	15Z	16Z	17Z	18Z	19Z	20Z	21Z	22Z	23Z	Apr 1000Z	01Z	02Z	03Z	04Z	05Z	06Z	07Z	08Z	09Z	10Z	11Z
Category	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR
Weather
Vis (SM)	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	5
Ceiling (ft)	5k	5k	10k+	10k+	10k+	10k+	10k+	CLR	CLR	CLR	CLR	CLR	CLR	CLR	CLR	CLR	CLR	CLR	3k	3k	3k	3k	3k	1.2k
Wind Dir	220	220	260	260	260	260	260	270	270	270	270	270	270	270	270	270	270	270	VRB	VRB	VRB	VRB	VRB	080
Wind (kt)	12	12	12	12	12	12	12	10	10	10	10	10	10	10	10	10	10	10	4	4	4	4	4	5
Gusts (kt)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Period	BASE	BASE	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

5 forecast periods decoded from the TAF

TAF KGRR 091120Z 0912/1012 22012KT P6SM VCSH OVC050 WS020/24050KT FM091400 26012KT P6SM BKN100 FM091900 27010KT P6SM SCT150 FM100600 VRB04KT 6SM SHRA BR BKN030 FM101100 08005KT 5SM SHRA BR OVC012

Valid: Apr 9, 12:00 UTC to Apr 10, 12:00 UTC

BASEApr 9, 12:00 UTC — Apr 9, 14:00 UTC

Wind: 220° at 12 kt

Vis: 6+ SM

Clouds: Overcast 5,000 ft

Wx: VCSH

FMApr 9, 14:00 UTC — Apr 9, 19:00 UTC

Wind: 260° at 12 kt

Vis: 6+ SM

Clouds: Broken 10,000 ft

FMApr 9, 19:00 UTC — Apr 10, 06:00 UTC

Wind: 270° at 10 kt

Vis: 6+ SM

Clouds: Scattered 15,000 ft

FMApr 10, 06:00 UTC — Apr 10, 11:00 UTC

Wind: Variable at 4 kt

Vis: 6 SM

Clouds: Broken 3,000 ft

Wx: SHRA BR

FMApr 10, 11:00 UTC — Apr 10, 12:00 UTC

Wind: 80° at 5 kt

Vis: 5 SM

Clouds: Overcast 1,200 ft

Wx: SHRA BR

Daylight

Sunrise, sunset, and civil twilight for Gerald R. Ford International Airport

Sunrise: 11:10ZSunset: 00:17ZDay length: 13h 7m

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.

Gerald R. Ford International Airport

KGRR / GRR / GRR

Grand Rapids, MI

794 ft MSL

Large AirportToweredScheduled ServiceMETARTAF

View on Map Website Wikipedia

Terminal Aerodrome Forecast

Issued: Thu, Apr 9, 11:20 UTC

Valid From

Thu, Apr 9, 12:00 UTC

→

Valid To

Fri, Apr 10, 12:00 UTC

Duration

24 hours

Raw TAF

TAF KGRR 091120Z 0912/1012 22012KT P6SM VCSH OVC050 WS020/24050KT FM091400 26012KT P6SM BKN100 FM091900 27010KT P6SM SCT150 FM100600 VRB04KT 6SM SHRA BR BKN030 FM101100 08005KT 5SM SHRA BR OVC012

Hourly Forecast Grid

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

Time	12Z	13Z	14Z	15Z	16Z	17Z	18Z	19Z	20Z	21Z	22Z	23Z	Apr 1000Z	01Z	02Z	03Z	04Z	05Z	06Z	07Z	08Z	09Z	10Z	11Z
Category	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	VFR	MVFR	MVFR	MVFR	MVFR	MVFR	MVFR
Weather
Vis (SM)	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	6+	5
Ceiling (ft)	5k	5k	10k+	10k+	10k+	10k+	10k+	CLR	CLR	CLR	CLR	CLR	CLR	CLR	CLR	CLR	CLR	CLR	3k	3k	3k	3k	3k	1.2k
Wind Dir	220	220	260	260	260	260	260	270	270	270	270	270	270	270	270	270	270	270	VRB	VRB	VRB	VRB	VRB	080
Wind (kt)	12	12	12	12	12	12	12	10	10	10	10	10	10	10	10	10	10	10	4	4	4	4	4	5
Gusts (kt)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Period	BASE	BASE	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

5 forecast periods decoded from the TAF

TAF KGRR 091120Z 0912/1012 22012KT P6SM VCSH OVC050 WS020/24050KT FM091400 26012KT P6SM BKN100 FM091900 27010KT P6SM SCT150 FM100600 VRB04KT 6SM SHRA BR BKN030 FM101100 08005KT 5SM SHRA BR OVC012

Valid: Apr 9, 12:00 UTC to Apr 10, 12:00 UTC

BASEApr 9, 12:00 UTC — Apr 9, 14:00 UTC

Wind: 220° at 12 kt

Vis: 6+ SM

Clouds: Overcast 5,000 ft

Wx: VCSH

FMApr 9, 14:00 UTC — Apr 9, 19:00 UTC

Wind: 260° at 12 kt

Vis: 6+ SM

Clouds: Broken 10,000 ft

FMApr 9, 19:00 UTC — Apr 10, 06:00 UTC

Wind: 270° at 10 kt

Vis: 6+ SM

Clouds: Scattered 15,000 ft

FMApr 10, 06:00 UTC — Apr 10, 11:00 UTC

Wind: Variable at 4 kt

Vis: 6 SM

Clouds: Broken 3,000 ft

Wx: SHRA BR

FMApr 10, 11:00 UTC — Apr 10, 12:00 UTC

Wind: 80° at 5 kt

Vis: 5 SM

Clouds: Overcast 1,200 ft

Wx: SHRA BR

Daylight

Sunrise, sunset, and civil twilight for Gerald R. Ford International Airport

Sunrise: 11:10ZSunset: 00:17ZDay length: 13h 7m

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.