Arctic Air for the Northeast and Mid-Atlantic; Increase Moisture for Pacific Northwest; Active Pattern for Hawaii

An arctic cold front will impact the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest and Hawaii this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

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Aviation Forecast Discussion

.AVIATION... 00Z TAFS: Rain has spread across the region and will continue through late Saturday night before tapering off. The rain and upslope boundary layer winds will result in mainly MVFR ceilings across the region. FORECAST CONFIDENCE AND/OR ALTERNATE SCENARIOS: High confidence that precipitation type with incoming system will stay as rain for all TAF sites. ----------------------- Confidence descriptors: Low - Less than a 30 percent chance Moderate - 30 to 70 percent chance High - Greater than a 70 percent chance For additional probabilistic information for NWS Spokane airports,please refer to the Aviation Dashboard on our webpage: https:/www.weather.gov/otx/avndashboard &&

Latest GEG Terminal Aerodrome Forecast (TAF)

FTUS44 KGEG 072345
KGEG 072343Z 0800/0824 01005KT P6SM -RA FEW006 BKN080 OVC090
     FM080100 19010KT 3SM -RA SCT008 OVC015
     FM080900 21012KT P6SM OVC010
     FM081300 21005KT 4SM BR OVC004

Latest Area Terminal Aerodrome Forecasts (TAFs)

FTUS44 KSFF 072345
KSFF 072343Z 0800/0824 01003KT P6SM OVC100
     FM080200 22006KT 5SM -RA SCT012 OVC035
     FM081000 23005KT P6SM OVC010

FTUS46 KOTX 072343
TAFCOE
TAF
KCOE 072343Z 0800/0824 04006KT P6SM OVC090
     FM080200 19009KT 5SM -RA OVC020
     FM080900 21007KT 6SM BR OVC010=

FTUS54 KPUW 072345
KPUW 072343Z 0800/0824 12006KT P6SM FEW060 SCT080 OVC100
     FM080300 09005KT P6SM OVC045 PROB30 0803/0807 P6SM -RA OVC050
     FM080700 21008KT P6SM OVC035
     FM081200 25006KT P6SM OVC020

FTUS46 KOTX 072343
TAFLWS
TAF
KLWS 072343Z 0800/0824 21003KT P6SM BKN110
     FM080300 14003KT P6SM OVC030
      PROB30 0806/0812 6SM -RA OVC050=

FTUS44 KMWH 072345
KMWH 072343Z 0800/0824 15005KT 6SM BR BKN008 BKN070 OVC080
     FM080900 20004KT P6SM OVC030

FTUS80 KEAT 080124 AAA
KEAT 080121Z 0801/0824 00000KT 6SM -RA BR OVC002
     FM080300 VRB03KT 6SM -RA BR OVC007
     FM081500 VRB03KT P6SM OVC035

FTUS80 KSEA 080300 AAB
KSEA 080257Z 0803/0906 18008KT P6SM -RA SCT010 OVC030
     FM080500 20006KT 6SM BR BKN025
     FM081000 VRB04KT P6SM -SHRA SCT008 OVC012
     FM081600 VRB03KT 5SM BR SCT005 OVC030
     FM081800 02005KT P6SM SCT030 OVC050
     FM082100 33004KT P6SM OVC050
     FM090300 18004KT P6SM SCT050 BKN200

FTUS44 KBOI 072339
KBOI 072336Z 0800/0824 VRB04KT P6SM SCT150
     FM080200 13008KT P6SM OVC100
     FM081700 15011KT P6SM OVC080 PROB30 0820/0824 -SHRA OVC050

FTUS80 KPDT 080000 AAA
KPDT 072359Z 0800/0824 VRB04KT P6SM BKN050 OVC070
     FM080600 20006KT P6SM OVC004
     FM081100 20005KT 5SM BR BKN050 OVC070
     FM081500 25004KT 3SM BR OVC015
     FM081700 09004KT 1 1/2SM -RA OVC010 AMD NOT SKED

FTUS80 KALW 080436 AAA
KALW 080434Z 0805/0824 09005KT P6SM -RA BKN050 OVC070
     FM080900 18006KT 6SM BR BKN050 OVC070 PROB30 0809/0812 P6SM
      -RA OVC050
     FM081400 17004KT P6SM OVC025
     FM081900 VRB04KT 5SM -RA BR OVC015

FTUS80 KPSC 080436 AAA
KPSC 080435Z 0805/0824 21004KT P6SM OVC050
     FM081400 VRB03KT P6SM -RA OVC030
     FM081800 01002KT P6SM -RA OVC025

FTUS54 KYKM 080433 AAA
KYKM 080432Z 0805/0824 24004KT P6SM OVC006
     FM081000 VRB03KT P6SM OVC019
     FM081800 27003KT P6SM -RA OVC080

FTUS80 KDLS 080427 AAA
KDLS 080425Z 0804/0824 VRB02KT P6SM -RA OVC050
     FM080500 VRB02KT P6SM OVC030
     FM080900 VRB02KT P6SM OVC009
     FM081200 VRB02KT 6SM BR OVC005
     FM081700 31002KT 4SM BR OVC015
     FM082200 33003KT P6SM -RA OVC015

FTUS46 KPDT 080210 AAB
TAFBDN
TAF AMD
KBDN 080210Z 0802/0824 20008KT P6SM BKN040 OVC070
     FM080900 19006KT P6SM -RA OVC030
     FM081200 22005KT 4SM -RA BR OVC030
     FM081600 25005KT 4SM -RA BR OVC015
     FM081800 21012KT 3SM -RA BR OVC015=

FTUS44 KMSO 072321
KMSO 072320Z 0800/0824 VRB03KT P6SM FEW250
     FM080800 30005KT P6SM OVC080 PROB30 0816/0819 4SM -RA BR
      OVC035
     FM081900 20006KT 4SM -RA OVC025

FTUS43 KBTM 072321
KBTM 072320Z 0800/0824 23010G16KT P6SM FEW250
     FM080100 VRB03KT P6SM SCT250
     FM081200 23004KT P6SM BKN100
     FM082000 23013KT P6SM OVC070

FTUS80 KSMN 072321 RRS
KSMN 072320Z 0800/0824 00000KT P6SM SKC
     FM080100 VRB04KT P6SM BKN250
     FM082000 19013KT P6SM OVC080

FTUS44 KGPI 072321
KGPI 072320Z 0800/0824 20005KT P6SM BKN070
     FM080700 20006KT P6SM OVC050 PROB30 0813/0815 4SM -RA BR
      OVC035
     FM081500 18010KT 4SM -RA OVC025

Raw METARs for WFO OTX CWA and Surrounding Areas

--TAFs--	Time	T	Td	RH	HI	WC	Dir	Wind	G	PK	Vis	Wx	Pcp	Clouds
KGEG	0455Z	43	39	87		36	190	14			10			FEW042 BKN075
KSFF	0455Z	46	39	76			160	3			10			BKN043 OVC085
KCOE	0456Z	43	41	93		37	160	10			10	-RA		OVC030
KPUW	0455Z	43	39	87		38	110	8			10			FEW041 FEW060 OVC100
KLWS	0456Z	43	40	89		40	100	5			10		0.01	BKN065 OVC080
KMWH	0455Z	41	39	93		36	170	7			6	BR		OVC007
KEAT	0455Z	38	37	97		32	290	9			10			OVC003
--WA--	Time	T	Td	RH	HI	WC	Dir	Wind	G	PK	Vis	Wx	Pcp	Clouds
KS52	0455Z	32					270	3			1 1/4	-SN BR		OVC005
KOMK	0455Z	39	37	93		34	210	7			3 1/2	BR		OVC006
KS10
KEPH	0455Z	39	39	100		34	200	7			4	BR		OVC004
K63S	0455Z	37	37	100			30	3			3	BR	0.01	OVC010
KDEW	0455Z	36	36	100				calm			7			FEW004 OVC012
KSKA	0455Z	42	40	92		34	180	16			10			SCT038 BKN070
--ID--	Time	T	Td	RH	HI	WC	Dir	Wind	G	PK	Vis	Wx	Pcp	Clouds
K65S	0455Z	37	37	100		33	210	5			7			BKN005 BKN027 OVC034
KSZT	0450Z	37	37	100		32	190	6			4	-RA		BKN024 OVC030
KMLP	0455Z	30	30	100							1/2	SN FZFG		VV001
-PDT TAFs-	Time	T	Td	RH	HI	WC	Dir	Wind	G	PK	Vis	Wx	Pcp	Clouds
KALW	0455Z	52	43	72			170	13			10			SCT120
KPSC	0455Z	39	39	100			320	3			7			CLR
KYKM	0505Z	41	39	93		37	240	6			10			SCT009 OVC016
KDLS	0455Z	39	39	100		35	150	5			8			BKN050
KRDM	0456Z	49	37	64		44	200	13	21		10			FEW065
KBDN	0455Z	46	36	66		42	210	7			10			CLR
-MSO TAFs-	Time	T	Td	RH	HI	WC	Dir	Wind	G	PK	Vis	Wx	Pcp	Clouds
KMSO	0500Z	37	32	81		32	240	6			10			OVC065
KBTM	0500Z	45	21	39			260	3			10			CLR
KSMN	0500Z	37	30	75			150	3			10			OVC095
KGPI	0500Z	46	32	57		42	180	8			10			SCT060 SCT070 BKN095
KHRF	0455Z	46	27	46		41	230	10			10			FEW055 FEW065 OVC075
-Misc-	Time	T	Td	RH	HI	WC	Dir	Wind	G	PK	Vis	Wx	Pcp	Clouds
KSEA	0455Z	52	48	88			200	13			7	-RA		SCT010 OVC015
KSMP	0511Z	36	36	100		32	VRB	5			1/4	RA FG		VV002
KELN	0455Z	39	39	100		35	260	6			5	BR		OVC011
K1YT	0455Z	41	39	94				calm			8			OVC005
KRLD	0455Z	42	41	95				calm			10			SCT070
KGIC	0455Z	46	36	66				calm			10			OVC048
K1S5	0515Z	40	38	93			350	3			10			CLR
KHRI	0455Z	41	39	93		37	320	6			8			CLR
KP69	0452Z	42	41	96				calm

Lowest Expected Flight Category Forecasts - EXPERIMENTAL

•This site is for informational purposes. It should be used with other preflight information sources needed to satisfy all the requirements of 14 CFR 91.103. It is NOT designed to be used as a primary or sole source of information for preflight action. Refer to Flight Service for more information.

0-1 hr Ceiling Forecast	0-1 hr Visibility Forecast

1-2 hr Ceiling Forecast	1-2 hr Visibility Forecast

2-3 hr Ceiling Forecast	2-3 hr Visibility Forecast

3-4 hr Ceiling Forecast	3-4 hr Visibility Forecast

4-5 hr Ceiling Forecast	4-5 hr Visibility Forecast

5-6 hr Ceiling Forecast	5-6 hr Visibility Forecast

6-12 hr Ceiling Forecast	6-12 hr Visibility Forecast

12-18 hr Ceiling Forecast	12-18 hr Visibility Forecast

18-24 hr Ceiling Forecast	18-24 hr Visibility Forecast

HREF Ceiling Probabilities - EXPERIMENTAL

•These plots are produced by HREF ensemble guidance and are for informational purposes. It should be used with other preflight information sources needed to satisfy all the requirements of 14 CFR 91.103. It is NOT designed to be used as a primary or sole source of information for preflight action. Refer to Flight Service for more information.

0-1 hr Probability of Ceiling < 1000 ft	0-1 hr Probability of Ceiling < 2000 ft	0-1 hr Probability of Ceiling < 3000 ft

1-2 hr Probability of Ceiling < 1000 ft	1-2 hr Probability of Ceiling < 2000 ft	1-2 hr Probability of Ceiling < 3000 ft

2-3 hr Probability of Ceiling < 1000 ft	2-3 hr Probability of Ceiling < 2000 ft	2-3 hr Probability of Ceiling < 3000 ft

3-4 hr Probability of Ceiling < 1000 ft	3-4 hr Probability of Ceiling < 2000 ft	3-4 hr Probability of Ceiling < 3000 ft

4-5 hr Probability of Ceiling < 1000 ft	4-5 hr Probability of Ceiling < 2000 ft	4-5 hr Probability of Ceiling < 3000 ft

5-6 hr Probability of Ceiling < 1000 ft	5-6 hr Probability of Ceiling < 2000 ft	5-6 hr Probability of Ceiling < 3000 ft

6-12 hr Probability of Ceiling < 1000 ft	6-12 hr Probability of Ceiling < 2000 ft	6-12 hr Probability of Ceiling < 3000 ft

12-18 hr Probability of Ceiling < 1000 ft	12-18 hr Probability of Ceiling < 2000 ft	12-18 hr Probability of Ceiling < 3000 ft

18-24 hr Probability of Ceiling < 1000 ft	18-24 hr Probability of Ceiling < 2000 ft	18-24 hr Probability of Ceiling < 3000 ft

HREF Visibility Probabilities - EXPERIMENTAL

0-1 hr Probability of Visibility < 0.25 mi	0-1 hr Probability of Visibility < 0.5 mi	0-1 hr Probability of Visibility < 1 mi

1-2 hr Probability of Visibility < 0.25 mi	1-2 hr Probability of Visibility < 0.5 mi	1-2 hr Probability of Visibility < 1 mi

2-3 hr Probability of Visibility < 0.25 mi	2-3 hr Probability of Visibility < 0.5 mi	2-3 hr Probability of Visibility < 1 mi

3-4 hr Probability of Visibility < 0.25 mi	3-4 hr Probability of Visibility < 0.5 mi	3-4 hr Probability of Visibility < 1 mi

4-5 hr Probability of Visibility < 0.25 mi	4-5 hr Probability of Visibility < 0.5 mi	4-5 hr Probability of Visibility < 1 mi

5-6 hr Probability of Visibility < 0.25 mi	5-6 hr Probability of Visibility < 0.5 mi	5-6 hr Probability of Visibility < 1 mi

6-12 hr Probability of Visibility < 0.25 mi	6-12 hr Probability of Visibility < 0.5 mi	6-12 hr Probability of Visibility < 1 mi

12-18 hr Probability of Visibility < 0.25 mi	12-18 hr Probability of Visibility < 0.5 mi	12-18 hr Probability of Visibility < 1 mi

18-24 hr Probability of Visibility < 0.25 mi	18-24 hr Probability of Visibility < 0.5 mi	18-24 hr Probability of Visibility < 1 mi


0-1 hr Probability of Visibility < 2 mi	0-1 hr Probability of Visibility < 4 mi

1-2 hr Probability of Visibility < 2 mi	1-2 hr Probability of Visibility < 4 mi

2-3 hr Probability of Visibility < 2 mi	2-3 hr Probability of Visibility < 4 mi

3-4 hr Probability of Visibility < 2 mi	3-4 hr Probability of Visibility < 4 mi

4-5 hr Probability of Visibility < 2 mi	4-5 hr Probability of Visibility < 4 mi

5-6 hr Probability of Visibility < 2 mi	5-6 hr Probability of Visibility < 4 mi

6-12 hr Probability of Visibility < 2 mi	6-12 hr Probability of Visibility < 4 mi

12-18 hr Probability of Visibility < 2 mi	12-18 hr Probability of Visibility < 4 mi

18-24 hr Probability of Visibility < 2 mi	18-24 hr Probability of Visibility < 4 mi