National Weather Service United States Department of Commerce

Aviation Forecast Discussion

.AVIATION...
18Z TAFs: A weak disturbance will bring mid and high level 
clouds today. There will ACCAS that forms with weak instability
at mid levels primarily over the northern mountains and into the
Idaho Panhandle. Otherwise, deeper convection that builds is
expected to do so north and east of the region today. Afternoon
winds will be breezy, gusting near 15-20kts, starting up bit 
later near EAT. Wildfire smoke will continue to impact airports 
near the Cascades. Westerly winds is also expected to bring that
smoke more into KGEG/KSFF/KCOE by Thursday morning.

FORECAST CONFIDENCE AND/OR ALTERNATE SCENARIOS: High confidence
in VFR conditions except KEAT where smoke will linger. There is
moderate to high confidence for it to mix out by 20Z today, but
equally as confident for some and reduced visibility to return
overnight into Thursday morning. Smoke models also showing the
potential for MVFR conditions with smoke and haze into KGEG/KSFF-
KCOE by 15Z on Thursday. /SVH

-----------------------

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 261727
KGEG 261724Z 2618/2718 12007KT P6SM FEW130 SCT250
     FM261930 20009G17KT P6SM SCT200
     FM270300 22006KT P6SM FEW220
     FM270700 18006KT P6SM FEW120 BKN200
     FM271500 19007KT 6SM FU FEW140 BKN180

Latest Area Terminal Aerodrome Forecasts (TAFs)

FTUS44 KSFF 261727 RRA
KSFF 261724Z 2618/2718 VRB04KT P6SM FEW160
     FM262000 20008G15KT P6SM SCT200
     FM270200 VRB05KT P6SM FEW250
     FM270400 04002KT P6SM FEW120 BKN200
     FM271500 21004KT P6SM FEW150 BKN200

FTUS46 KOTX 261724
TAFCOE
TAF
KCOE 261724Z 2618/2718 05007KT P6SM FEW140
     FM262000 19006KT P6SM SCT190
     FM262200 24008G14KT P6SM FEW230
     FM270300 VRB05KT P6SM FEW230
     FM270600 12005KT P6SM FEW120 BKN180
     FM271500 16006KT P6SM FEW140 BKN180=

FTUS54 KPUW 261727
KPUW 261724Z 2618/2718 VRB02KT 6SM HZ BKN190
     FM262000 27007KT P6SM BKN210
     FM262300 28009G16KT P6SM FEW200
     FM270400 00000KT 6SM HZ SCT200
     FM270800 00000KT 6SM HZ SCT120 BKN200
     FM271600 27005KT 6SM HZ SCT200

FTUS46 KOTX 261724
TAFLWS
TAF
KLWS 261724Z 2618/2718 VRB04KT P6SM BKN210
     FM262100 32007KT P6SM BKN210
     FM262300 30010G18KT P6SM FEW250
     FM270200 24006KT P6SM SCT250
     FM270500 VRB03KT P6SM SCT120 BKN200=

FTUS44 KMWH 261727
KMWH 261724Z 2618/2718 18005KT P6SM FEW180
     FM262100 19009KT P6SM FEW250
     FM270400 22005KT 6SM FU FEW030 SCT240
     FM270700 VRB04KT 6SM FU FEW030 BKN250

FTUS80 KEAT 261727 RRC
KEAT 261724Z 2618/2718 25005KT 4SM HZ SKC
     FM262000 11008KT 6SM HZ SKC
     FM270100 29012KT 6SM HZ FU SCT030
     FM270700 30011KT 4SM FU BKN025
     FM271300 31008KT 3SM FU OVC025

FTUS80 KSEA 262003 AAA
KSEA 262002Z 2620/2724 22007KT P6SM SCT030 BKN250
     FM270900 21008KT P6SM BKN045
     FM271300 20009KT P6SM BKN020
     FM271800 22010KT P6SM BKN045

FTUS44 KBOI 261721
KBOI 261720Z 2618/2718 14006KT P6SM VCSH SCT120 BKN150
     FM262000 33006KT P6SM BKN150
     FM270200 13012KT P6SM SCT150
     FM271100 13007KT P6SM BKN150

FTUS54 KPDT 261730
KPDT 261728Z 2618/2718 27008KT P6SM SCT150
     FM262000 28012G20KT P6SM SCT150
     FM270700 15007KT P6SM SCT150
     FM271600 28006KT P6SM SCT150

FTUS80 KALW 261730
KALW 261728Z 2618/2718 23007KT P6SM SKC
     FM270300 16008KT 6SM FU SCT150
     FM271600 23011KT P6SM FEW150

FTUS80 KPSC 261730 RRD
KPSC 261728Z 2618/2718 VRB04KT P6SM FEW150
     FM262000 24008KT 6SM FU FEW150

FTUS54 KYKM 261730
KYKM 261728Z 2618/2718 27007KT P6SM FEW150
     FM262100 20012G21KT P6SM FEW250
     FM270000 24014G24KT P6SM FEW250
     FM270300 27009KT P6SM SCT150

FTUS54 KDLS 261730
KDLS 261728Z 2618/2718 31012KT P6SM SKC
     FM261900 31019G27KT P6SM FEW250
     FM270400 30012KT P6SM SCT250

FTUS46 KPDT 261728
TAFBDN
TAF
KBDN 261728Z 2618/2718 23012KT P6SM FEW150
     FM270000 32013G21KT 6SM FU SCT150
     FM270400 31008KT 6SM FU SCT150
     FM270700 19005KT 6SM FU SCT150=

FTUS44 KMSO 261724
KMSO 261722Z 2618/2718 VRB03KT P6SM SKC
     FM262100 16006KT P6SM VCSH SCT100 PROB30 2623/2701 VRB20G40KT
      4SM TSRA BKN100CB
     FM270300 13005KT P6SM FEW110 SCT250

FTUS80 KBTM 261724 RRA
KBTM 261722Z 2618/2718 VRB03KT P6SM SKC
     FM262100 25008KT P6SM VCSH SCT100 PROB30 2622/2702 VRB20G40KT
      4SM TSRA BKN100CB
     FM270300 15004KT P6SM FEW100 SCT250

FTUS80 KSMN 261724 RRJ
KSMN 261722Z 2618/2718 VRB03KT P6SM SKC
     FM262000 30006KT P6SM VCSH SCT100 PROB30 2620/2623 VRB20G40KT
      4SM TSRA BKN100CB
     FM270300 VRB03KT P6SM FEW100 SCT250

FTUS80 KGPI 261724 RRC
KGPI 261722Z 2618/2718 02005KT P6SM SKC
     FM261900 15004KT P6SM SCT100
     FM262200 16008KT P6SM VCSH BKN100 PROB30 2623/2701 VRB20G40KT
      4SM TSRA BKN100CB
     FM270300 VRB03KT P6SM FEW110 SCT250

Raw METARs for WFO OTX CWA and Surrounding Areas

--TAFs--TimeTTdRHHIWCDirWindGPKVisWxPcpClouds
KGEG2053Z8343248125077FEW150
BKN250
KSFF2053Z84503182VRB71 1/2 HZFEW030
KCOE2056Z82543881VRB53 HZOVC024
KPUW2053Z
KLWS2056Z90411886350910CLR
KMWH2052Z854020822001010CLR
--WA--TimeTTdRHHIWCDirWindGPKVisWxPcpClouds
KS522055Z89442085140182610CLR
KOMK2053Z91452087200142110CLR
KS10
KEPH2053Z8646258315081710CLR
K63S2055Z84614584170780.56CLR
KDEW2053Z83503281calm7CLR
KSKA1955Z82412480180510CLR
--ID--TimeTTdRHHIWCDirWindGPKVisWxPcpClouds
K65S2055Z82594582360910CLR
KSZT2055Z84574083120510CLR
KMLP2053Z695459calm10BKN100
-PDT TAFs-TimeTTdRHHIWCDirWindGPKVisWxPcpClouds
KPDT2053Z85392082280910CLR
KALW2053Z85361782170310CLR
KPSC2053Z903213862301310CLR
KYKM2053Z854323821501010CLR
KDLS2053Z8248318131023323510CLR
KRDM2056Z8636178310CLR
KBDN2055Z88341584201310CLR
-MSO TAFs-TimeTTdRHHIWCDirWindGPKVisWxPcpClouds
KMSO2053Z95562793310142010CLR
KBTM2053Z87523085140102110CLR
KSMN2056Z95532492100810CLR
KGPI2055Z88583687VRB310CLR
KHRF2055Z90573389360132210CLR
-Misc-TimeTTdRHHIWCDirWindGPKVisWxPcpClouds
KSEA2053Z674953220610SCT037
BKN042
KSMP2056Z60496710CLR
KELN2053Z81412479calm10CLR
KRLD2055Z91371587210810CLR
KGIC2055Z774634406910SCT090
SCT120
K1S52055Z85502983110310CLR
KHRI2053Z87401984270129CLR
KP692052Z796562calm

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

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

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

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

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

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

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

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

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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

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

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

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

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

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

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

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

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

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

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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

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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

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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

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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

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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

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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

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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

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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

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

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

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

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

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

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

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

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

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

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KOTX Radar Loop

KOTX Radar

KATX Radar Loop

KATX Radar

KPDT Radar Loop

KPDT Radar

KMSX Radar Loop

KMSX Radar

GeoColor

GeoColor Image

Visible Satellite

Visible Image

Day Cloud Phase - Night Microphysics

Day Cloud Phase Night Microphysics Image

Infrared Satellite

Infrared Image

ZSE Briefing

ZNY Briefing

Turbulence PIREPs

Turbulence PIREPs

Icing PIREPs

Icing PIREPs

Weather/Sky PIREPs

Weather/Sky PIREPs

Current SIGMETs

Current SIGMETs

Sierra (Mountains/IFR) AIRMETs

Current 3-hr Forecast 6-hr Forecast

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9-hr Forecast 12-hr Forecast

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Tango (Turbulence/LLWS) AIRMETs

Current 3-hr Forecast 6-hr Forecast

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9-hr Forecast 12-hr Forecast

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Icing AIRMETs

Current 3-hr Forecast 6-hr Forecast

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9-hr Forecast 12-hr Forecast

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Freezing Level AIRMETs

Current 3-hr Forecast 6-hr Forecast

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9-hr Forecast 12-hr Forecast

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Legend

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