1 Aviation Weather Services - About ... - About MetServiceabout.metservice.com/.../Aviation-Weather-Services... · Aviation Authority (CAA) in accordance with Civil Aviation Rule,

1

Authorised by: General Manager Aviation Sales (June 2014) Meteorological Service of New Zealand Limited 2013

AviationWeatherServices1. Introduction

MetServiceiscertifiedtoAS/NZ9001:2008standardsandwearealsocertificatedbytheNewZealandCivilAviationAuthority(CAA)inaccordancewithCivilAviationRule,Part174toprovidethefollowingAviationWeatherServices: Aforecastservice Aninformationdisseminationservice Ameteorologicalbriefingservice Ameteorologicalreportingservice Ameteorologicalwatchservice2. DisclaimerMetServiceendeavourstoobtainandsupplythebestavailableinformationbutshallhavenoresponsibilityorliabilityforanyconsequentiallossoranydamagedirectlyorindirectlysufferedbytheuseroranythirdpartyasaresultoftheuseroranythirdpartyplacingrelianceoninformation,servicesoradvicesupplied.3. InterpretationanduseofforecastsHowever,usersofforecastsshouldnotethat,owingto: Thevariabilityoftheseelementsintimeandspace; Limitationscausedbythedefinitionsofsomeoftheelements;and Limitationsofcurrentforecastingtechniques,thespecificvalueofanyoftheelementsgiveninaforecastshallbethemostprobablevaluewhichtheelementislikelytohaveduringtheperiodoftheforecast.4. HeightReferencesTheheightsinforecasts,warningsandobservationsareexpressedasfollows:

TypeofForecast HeightReferenceAerodromeforecasts(TAFs) 100soffeetaboveaerodromelevelAreaforecasts(ARFORS) FeetabovemeansealevelAerodromeweatherreports(METAR/SPECI) 100soffeetaboveaerodromelevel

Warnings(SIGMETs) Feetabovemeansealevelupto10,000feetandflightlevelsatandaboveFL100Routeforecasts(ROFORs) FlightlevelsSignificantweather(SIGWX)charts FlightlevelsWindandtemperature(WINTEM)charts FlightlevelsFreezinglevel(FZL)charts FlightlevelsColourcloudtopsatellitepictures Flightlevels

2


5. UseofCB(Cumulonimbus)inforecastsWhentheabbreviationCB(meaningcumulonimbuscloud)isusedinforecasts(textandgraphicalform)thisimplies that there may also be associated thunderstorms and the occurrence of severe icing, severeturbulenceandhail.6. TypesofproductsandservicesavailableThefollowingproductsandservicesareavailablefromtheWellingtonAviationWeatherCentre(WAWC),locatedinWellington,NewZealandAerodromeforecastsTheseareprovided intheTAF (TerminalAerodromeForecast)code.Allheights inTAFsare infeetabovetheaerodromelevel.AerodromereportsTheseareprovidedintheMETAR(MeteorologicalAerodromeReport)andSPECIcode.AllheightsinMETARandSPECIreportsareinfeetabovetheaerodromelevelAerodromeQNHforecastThis isa forecastof themaximumandminimumQNHvalue.This forecast isprovidedasaguide to therangeofpressureexpectedduringaspecifiedvalidityperiod.ThemainpurposeisasacheckontheactualQNHpassedtoanaircraft,toensurethatanyerrorsintransmissiondonotresultinanincorrectaltimetersetting.AerodromeQNHforecastsshouldnotbeusedasanaltimetersetting.AreaForecast(ARFOR)An ARFOR is a forecast for a specified area and is for planning domestic flights (VFR and IFR) up to10,000ft.Allheightsareinfeetabovemeansealevel(MSL).EDTOsTotalAirTemperature(TAT)chartsEDTOchartsprovideinformationintendedtoassistwithdeterminingthecontingencyfuelrequirementsforEDTOflights.Freezinglevel(FZL)chartsFreezinglevelchartsshowtheheightofthe0oisotherm(freezinglevel)overspecificareas.GRIB(GriddedBinary)dataGRIBiscomputerprocessedmeteorologicaldataforasetofregularlyspacedpoints.Foraviationpurposesthedatatypicallyincludesforecastsofwinds,temperatures,tropopauseheightsandhumidity.HighLevelSignificantWeather(SIGWX)forecastThisisaforecastfortheairspacebetweenFL250andFL630.Theforecastsareissuedinchartform.MediumLevelSIGWXforecastThisisaforecastfortheairspacebetweenFL100andFL250.Theforecastsareissuedinchartform.Routeforecast(ROFOR)Thisisaforecastofwindandtemperatureforaspecificrouteandlevels.SatellitepicturesTheseareobtainedfrombothgeostationaryandorbitingsatellitesandprovidevisibleandinfraredimagesofcloudtops.

3


RadarimageryRadar images are obtained from one of the six RADAR stations currently in operation around NZ andprovideimagesindicatingtheintensityandlocationofprecipitation.SIGMETsSIGMETsprovide informationconcerning theoccurrenceorexpectedoccurrenceofweatherphenomenawhichmayaffectthesafetyofaircraftoperations.TrendlandingforecastsAtrendforecastconsistsofanaviationweatherreport(METARorSPECI)towhich isappendedaconcisestatementofanysignificantchanges(expressedastrendfortheconditionsdescribedinthereport)thatareexpected tooccurduring the following twohours.A trend forecast shall supersede,during itsperiodofvalidity,theaerodromeforecast(TAF)fortheaerodromeconcerned.VolcanicAshAdvisories(VAA)andVolcanicAshGraphics(VAG)VAAandVAGprovideinformationaboutvolcanicashintheatmosphereresultingfromvolcaniceruptions.Windandtemperature(WIND/TEMP)forecastWIND/TEMPforecastsareissuedinchartformforspecificlevels.Winddirectionandspeedareindicatedatselected points bywind arrowswith feathers and shaded pennants, and spot temperatures are showncircled.7. CustomisedservicesPackagesof theproducts listed in section6above canbe tailored,packagedanddelivered tomeet therequirementsofindividualaircraftoperators.8. IssueandValidityTimes(UTC)ARFORTypeofForecast IssueNumber IssueTimes Validity IssueFrequency

ARFOR1 1730 17300200 Daily2 2330 23301200 Daily

GRIB

TypeofForecast IssueNumber IssueTimes ValidityIssue

Frequency

GRIB(a)(b)

1 0530 0600,1200,1800,0000,0600 Daily2 1130 1200,1800,0000,0600,1200 Daily3 1730 1800,0000,0600,1200,1800 Daily4 2330 0000,0600,1200,1800,0000 Daily

(a) WindandtemperatureforecastsavailableforFL050,100,140,180,240,300,340,390,450,530,

600(b) Tropopause(heightandtemperature)andmaximumwind(height,directionandspeed)available.

4


SIGWXCharts

TypeofForecast IssueNumber IssueTimesValidity

(a)Issue

Frequency

HighLevel(FL250FL630)MediumLevel(FL100FL250)

1 02300430 1800 Daily2 08301030 0000 Daily3 14301630 0600 Daily4 20302230 1200 Daily

(a) AllSIGWXchartshaveavalidityof+/3hoursofthestatedvalidtimes.TAFs

TypeofForecast IssueNumberIssueTimes

(a)Validity

Issue

Frequency

DomesticTAFs1 1600 16000700 Daily2 20302200 21001200 Daily

3(b) 0300 03001900 Daily

InternationalTAFs(c)

1 2300 00002400 Daily2 0500 06000600 Daily3 1100 12001200 Daily4 1700 18001800 Daily

(a) IssuetimesfordomesticTAFsareadvancedbyonehourduringdaylightsavings,(b) Thisissueisforalimitednumberofaerodromes.Itisintendedforovernightfreightoperations.(c) TAFsareissuedforAuckland,WellingtonandChristchurchInternationalAirports.WIND/TEMPCharts

TypeofForecast IssueNumber IssueTimes Validity(a)Issue

Frequency

WIND/TEMP(b)1 0530 0600,1200,1800,0000,0600 Daily2 1730 1800,0000,0600,1200,1800 Daily

(a) TheWIND/TEMPchartshaveavalidityof+/3hoursofthestatedvalidtimes.(b) ChartsavailableforFL050,100,140,180,240,300,340,390,4509. DeliveryofmeteorologicalinformationMeteorologicalinformationcanbedeliveredtocommercialoperatorsbycommercialarrangement(exceptforMetFlightGA)throughthefollowingdeliverychannels:

InternetbasedSelfManagementSystems

WeatherTrakIIDesignedprimarilyforusebymediumtolargeairlinesFOCs,providingautomateddeliveryofpreflightMETPackagesinitiatedandgeneratedbyflightplaningestanddeliveredvianetworkprinters,FTPdirectories,emailorfacsimile.

CustomisedAirlinewebpages/FTPdirectories.

5


MetJetCommercialwebsiteprovidesabasicpackagingandschedulingfacilitytodeliverpreflightMETPackagesviaemailorfacsimile.MetJetalsoprovidesrealtimeOPMETandgraphics.

MetFlightCommercialwebsitewhichprovidesrealtimeOPMET,graphicsandpreflightMETthatcanbeprintedfromthewebsite.(Suitableforcommercialairtransportoperations,andcommercialflighttrainingorganisationsforoperationsatorbelow10,000ftwithinNewZealand)

MetFlightGAwebsitewhichprovidesrealtimeOPMET,graphicsandpreflightMETthatcanbeprintedfromthewebsite(Suitableforrecreationalflightsatorbelow10,000ftinNewZealand)

Limitedemailserviceforoneoffadhocrequestssubjectrequireatleast12hourspriorwarning.

10. MeteorologicalObservationsandReports

Automated METARs (METAR AUTO) have been introduced at 30 New Zealand domestic aerodromes,replacingexistingmanualMETARs.MetServiceObservationalNetwork

FullAviationAutomaticWeatherStationsatAerodromesproducingAUTOMETARs

Aerodrome LocationID NotesVisibilityRangeKM

Ceilometerrange(cloudbase)ft

Auckland NZAA 1,2 20 25,000ChathamIslands NZCI 2 20 25,000Christchurch NZCH 1,2,6 20 25,000Dunedin NZDN 2,6 50 12,000Gisborne NZGS 2 20 25,000Hamilton NZHN 2 50 12,000Hokitika NZHK 2 20 25,000Invercargill NZNV 2 50 12,000Kerikeri NZKK 2 20 25,000Manapouri NZMO 2 30 25,000Masterton NZMS 2 30 25,000Napier NZNR 2 20 12,000Nelson NZNS 2 20 12,000NewPlymouth NZNP 2 20 25,000Oamaru NZOU 2 30 25,000PalmerstonNorth NZPM 2 50 12,000Paraparaumu NZPP 2 30 12,000Pukaki NZUK 2 20 25,000Queenstown NZQN 2 50 12,000Rotorua NZRO 2 50 12,000Taupo NZAP 2 20 25,000Tauranga NZTG 2 50 25,000Timaru NZTU 2 30 25,000Wanaka NZWF 2 30 25,000Wanganui NZWU 2 30 25,000Wellington* NZWN* 1,2 20 25,000Westport NZWS 2 30 25,000Whakatane NZWK 2 30 25,000

6


Whangarei NZWR 2 20 25,000Woodbourne NZWB 2 20 12,000

Note*ManualMETARSwillcontinuetobeissuedatWellingtonAirportuntil2October2013afterwhichAUTOMETARswillbeissued.InaccordancewithICAOrequirementsCAVOKwillbereportedinAUTOMETARsforAA,WN&CHInternationalaerodromeswhenconditionsmeettherelevantcriteria(nosignificantcloudbelow10,000ftandvisibility10kmorgreater).LimitedAutomaticWeatherStationsatAerodromes



Alexandra NZLXA 2,3

nosensors

Ardmore NZARA 2,3Ashburton NZASA 2,4Culverden NZCUA 2,3MountCook NZMCA 2,3Waiouru NZRUA 2,3Wairoa NZWOA 2,3Whitianga NZWTA 2,5

AerodromesproducingManualMETARs



Kaitaia NZKT 3,7 nosensorsMilfordSound NZMF 3,7 nosensorsOhakea NZOH 7 50 25,000Whenuapai NZWP 7 50 25,000

Notes

1 TRENDForecastswillcontinuetobeissuedforAA,WN&CH.

2 AutoMETARSareissuedhalfhourly,24/7.SPECIsarenotissued.

3 LimitedAWSReportsbasicobservationsonlywhichinclude:windspeedanddirection,temperature,dewpointandpressure(QNH).

4 LimitedAWSReportsbasicobservationsonlywhichinclude:windspeedanddirection,temperatureanddewpoint.

5 LimitedAWSReportsbasicobservationsonlywhichinclude:temperatureanddewpoint.

6 WindsensorsareinstalledatnewstationsatSugarloafnearChristchurchandatSwampySummitjustnorthofDunedin.Hourlyreportsfromthesetwostationsarebeingaddedtotheremarks(RMK)sectionoftheChristchurchandtheDunedinMETARsrespectively.

7 ManualMETARs are issued hourly on the hour (during ATS or contractor operational hours ofcoverage). SPECIs are issued as required. TREND forecasts are issued forOH&WP. FullAWSreportsarecurrentlysupplementaryforOHandWPwhilelimitedAWSreportsaresupplementaryforKXandMF. These reportswillnot replace fullmanualobservationsat this stage, toaccessreportsfromtheAWSaddanAtotheendoftheLocationID.

7


LocationofAWSReportstakenfromlocationsnotataerodromesscatteredalloverNZ

Location LocationIndicatorArthursPass NZAUXBeanRock NZBNWBirchwood NZBWXBrothersIsland NZBRXCapeCampbell NZCCXCapeFoulwind NZFWWCapeKarikari NZKAWCapeKidnappers NZCKXCapeReinga NZCRXCapeTurnagain NZCTXCastlepoint NZCPXCentreIsland NZCNWChannelIsland NZCLWEastRangataiki NZERXEastTaratahi NZMSXFairlie NZFAXFarewellSpit NZFSXFlatHills NZFHXFranzJosef NZFJXGalatea NZGAXGoldenValleyWahi NZGVXGore NZGCEGreatMercuryIsland NZGMWHaast NZHTXHawera NZHAXHicksBay NZHIXHokianga NZHOXKaikohe NZKOEKaiparaHarbour NZKHWKaitaiaHospital NZJKXKelburn NZKLXKoromiko NZKXXLeBonsBay NZLBXLevin NZLNXLumsden NZLUXLyttleton NZLYXMahia NZMHXMahiaRadar MZMAXMamakuRadar NZMMXManaIsland NZMNXManakauHeads NZMKWMethven NZMVXMidDome NZMDXMoeraki NZMXWMokohinauIsland NZMUXNewBrightonPier NZNBXNgawihi NZNWXNuggetPoint NZNGXOamaru NZOUT

8


OkahuIsland NZOKWPaeroa NZPAXPassageRock NZPRWPortTaharoa NZTRXPortersPass NZPTXPurerua NZPEXPuysegurPoint NZPYXRimutakaHillRoadside NZRIXRoxburgh NZRXXRuapukeIsland NZRPWSecretaryIsland NZSCXSeparationPoint NZSEWSlipperIsland NZSLWSouthWestCape NZSIXSpringsJunction NZSPXStephensIsland NZSPXTakapauPlains NZTKXTaraHills NZTHETaumarunui NZJTXTolagaBay NZTBXTonguePoint NZKRWTutukaka NZTKWWestport NZWQXWhangaparoa NZWHXWhiteIsland NZWIX

Note

1 AWSfromtheselocationsareONLYavailableviatheMetFlightCommercialandMetJetwebsites

2 Theobservationsaretakenfromlocationsnotataerodromes,whicharescatteredalloverNewZealandandprovidebasicobservationsinMETARformatforwindspeedanddirection,temperature,dewpointandpressure(QNH)notenotallstationsarecapableofreportingalloftheseobservations.

3 ObservationsfromtheselocationsinMETARformatareclearlyidentifiedbyaFIVEletterlocation

indicatorcontainingeitheranX,W,E,orTattheendEg.NZCRX,NZSLW,NZKOE,NZOUT

X notatanaerodromeW windonlyE nopressuregivenT temperatureonly

9


EXAMPLEMaptakenfromMetFlightCommercialindicatinglocationsofAWS

10


PointstonoteregardingtheuseofAutomatedMETARSAutomatedMETARsareprovidedat30minute intervalsand includewind (directionandspeed),visibility(but without directional variations), cloud (amount and height of base, but not cloud type), presentweather, temperature, dew point, QNH and recent weather (ie. precipitation observed since the lastroutinereport).Inaccordancewith ICAOStandardandRecommendedPractices,owingtothe increasedfrequencyoftheMETAR reports,withAutomatedMETARsproducedevery30minutes,SPECIswillno longerbe issuedatMETARAUTOlocations.Lightning data from an independent lightning detection network is being used to provide additionalobservationaldatafortheMETARAUTOsinconjunctionwithpresentweathersensors,toprovidepresentweatherandrecentweather.Thunderstormsareincludedwhenlightningstrikesaredetected.UserswillnotesmalldifferencesintheformatofMETARAUTOreports,comparedwiththemanualMETARscurrently produced. These differences relate to the nature of the sensors used to determine visibility,presentweatherandtheheightofthecloudlayers.Becausethesensorsareunabletoscanthehorizonandskyinthewaythatahumanobserverdoes,METARAUTOwillnotincludedirectionalvisibilityvariations,vicinity(VC)presentweatherorcloudtype(i.e.TCUandCB).Theexceptiontovicinity(VC)presentweather iswhentheAWSdoesdetect lightningbetween8to16kmoftheaerodrome,thenVCTSisreportedinthepresentweatherfield.UsersshouldalsobeawarethattheobservationsofvisibilityandcloudgiveconditionsatandabovetheAWSsensorsandmaynotberepresentativeofconditionsoverotherpartsoftheaerodromeorwithin8kmoftheaerodrome.Also whentheAWSdoesnotsenseareportablepresentweathercondition,ratherthanthe fieldbeing

leftblankas itwouldbe inamanualMETAR, two strokes (//)are inserted in thepresentweatherfield.

whentheAWSdoesnotdetectcloud,NCD(NoCloudDetected)isusedinsteadofthemanualMETARcodeSKC(skyclear).

when cloud isdetectedby theAWS, three strokes (///)areplacedat theendofeach cloud layergrouptoindicatethattheAWScouldnotidentifyTCUorCB.

NDVwillappearattheendofeachMETARAUTOvisibilitygrouptoindicatethatdirectionalvisibilityvariationsarenotreported.

Whentheskyisobscuredsothatthecloudscannotbeobserved,bydensefogforexample,verticalvisibility is reported instead. A group beginning VV is reported in place of the cloud groupswithverticalvisibilityreportedinhundredsoffeet.

ThesecodesareillustratedinthefollowingMETARAUTOexamples:METARNZXX011400ZAUTO35004KT310V01029KMNDV1SHRAOVC048///219/16Q1021METARNZYY021930ZAUTO10014KT46KMNDV1//3NCD414/10Q1015METARNZZZ021400ZAUTO13001KT7000NDV1DZFEW015///2BKN026///2BKN031///216/15Q1010RERAMETARNZWB181700ZAUTO32001KT0400NDVFGVV001506/05Q1016

11


NOTES:1NDVwillappearattheendofeachMETARAUTOvisibilitygroupto indicatethatdirectionalvisibility

variationsarenotreported.2///attheendofthecloudgroupindicatesthattheAWScannotdetermineCBorTCUcloudtypes.3//isreportedinplaceofpresentweatherwhenthesensorisunabletodetectweather,eitherbecause

theweather isclearorbecause thecurrentweathercondition isnotdetectableby the sensor (someweatherconditions,suchasfunnelclouds,cannotbedetectedbypresentweathersensors).

4NCDindicatesNoCloudDetected.5VERTICALVISIBILITYof100 feet isbeingreported insteadofcloud,due to theskybeingobscuredby

fog.(Verticalvisibilityisthemaximumheightatwhichanobjectcanbeidentified).MetService now has access to all the data available from the fully upgraded AWS at New Zealandaerodromesatoneminute intervals. It is thisdatawhich isbeingused togenerate thehourlyandhalfhourlyMETARAUTOreports.If required the oneminute data can also bemade available for use by Airline FOCs and or individualoperatorsbycommercialarrangement.DetailsofallofthesechangeshavebeenpublishedintheAIPNewZealandVolume1GEN3.5.SUMMARYOFAERODROMEAWSREPORTSTherearethreedistinctgroupsofAWSreportscurrentlybeingprovided.Theseare:FULLAWSReportsTheseare30minuteAUTOMETARswithnomanualobservations.ThereportsareproducedbyfullyautomatedstateoftheartAWSatNZAerodromes.Identifiedby: StationdesignatorFOURletterICAOstationidentifieregNZGS ThewordAUTOafterthedateandvaliditygroupinthereport

NZGSMETAR222300ZAUTO18006KT120V23020KMNDV//BKN055///15/07Q1027EXAMPLEAUTOMETARforNZGS

LimitedAWSReportsAWSreportswhicharesupplementarytofullorlimitedmanualobservationsstillprovidedforafewremainingNZDomesticAerodromes.Thesemanualobservationswillcontinuetobeprovideduntiltheremainingupgradesattheseaerodromesarecompletedandtheobservationsarefullyautomated.Identifiedby: StationdesignatorFIVEletterstationidentifiere.g.NZOHA TheheaderAutomaticWeatherStationReportatthetopoftheMETARlisting ThewordAUTOincludedafterthedateandvaliditygroup

Note:Somestationsmaylackoneormoresensorsforcloud,visibilityand/orpresentweather

12


NZOHA:(AUTOMATICWEATHERSTATIONREPORT)METAR160300ZAUTO30023G35KT23KMNDV//NCD19/12Q1009EXAMPLENZOHA(AUTOMETAR)isprovidedsupplementarytoNZOH(ManualObservations)

LimitedAWSReportsfromotherLocations

Theselimitedobservationsoriginatefromlocations,whicharesitedprimarilyatnonaerodromesites,scatteredalloverNewZealandwhichprovidebasicobservationsinMETARformatforwindspeedanddirection,temperature,dewpointandpressure(QNH).ThesereportsareONLYavailableviatheMetFlightCommercialandMetJetWebsitesthroughtheAWSselectionmapaspartofthesubscriptionservice.ObservationsfromtheselocationsinMETARformatareclearlyidentifiedbyaFIVEletterlocationindicatorcontainingeitheranA,X,W,E,orTattheend

Eg.NZASA,NZCRX,NZSLW,NZKOE,NZOUT A basedatanairport

X notatanairportW windonlyE nopressuregivenT temperatureonly

EXAMPLEAWSReportsfromlocations

13


NZRADARLOCATIONS

Location RadarAvailability ImageAvailability RangeWellington Current 7.5minute 70km,130kmor300kmAuckland Current 7.5minute 70km,130kmor300kmChristchurch Current 7.5minute 70km,130kmor300kmInvercargill* Current 7.5minute 70km,130kmor300kmNewPlymouth Current 7.5minute 70km,130kmor300kmMahia Current 7.5minute 70km,130kmor300kmBayofPlenty Current 7.5minute 70km,130kmor300kmWestCoast Current 7.5minute 70km,130kmor300kmNorthland Mid2014 7.5minute 70km,130kmor300km

Note*Weatherradarinterruptions10ammiddayand10pmmidnightduetoupperairsoundings

14


11. TAFAvailability

Aerodrome LocationIndicator TAF TrendForecastAlexandra NZLX AVBL Auckland NZAA AVBL AVBLChathamIslands* NZCI AVBL Christchurch NZCH AVBL AVBLDunedin NZDN AVBL Gisborne NZGS AVBL Hamilton NZHN AVBL Hokitika NZHK AVBL Invercargill NZNV AVBL Kaitaia NZKX AVBL Kerikeri NZKK AVBL Manapouri NZMO AVBL Masterton NZMS AVBL MilfordSound1 NZMF AVBL MountCook12 NZMC AVBL Napier NZNR AVBL Nelson NZNS AVBL NewPlymouth NZNP AVBL Ohakea NZOH AVBL AVBLPalmerstonNorth NZPM AVBL Paraparaumu NZPP AVBL Queenstown NZQN AVBL Rotorua NZRO AVBL Taupo NZAP AVBL Tauranga NZTG AVBL Timaru NZTU AVBL Wanaka NZWF AVBL Wanganui NZWU AVBL Wellington NZWN AVBL AVBLWestport NZWS AVBL Whakatane NZWK AVBL Whangarei NZWR AVBL Whenuapai1 NZWP AVBL AVBLWoodbourne NZWB AVBL

1 TherewillbetimeswhenTAFsforsomedomesticaerodromesarenotsupportedbyMETAR/SPECI

orequivalentobservationsparticularlyatthebeginningandendoftheday.TAFsatthesetimesmayhavealowerstandardofaccuracythanattimeswhenobservationsareavailable.

2 TAFamendmentsareissuedasrequired.However,amendmentsmaynotbemadeoncethreehourshaveelapsedsincethelastobservation.

*NoteonlyavailablefortheChathamIslandAirportlocationNZCI12. Prices(ProductsandServices)Pricesfortheproductsandservices listed intheAviationWeatherServicessectioncanbeobtainedfromtheGeneralManagerAviationSalesorAccountManagerAviationServices(refertoSection15ContactingMetServiceforcontactdetails).

15


13. OrderingProductsandServicesProductsandServicescanbeorderedbycontactingtheGeneralManagerAviationSales,AccountManagerAviationServicesortheServiceDesk(refertoSection15,ContactingMetServiceforcontactdetails).14. EnquiriesEnquiriesaboutthecontentofanyoftheproductsandservicesavailablefromMetServicecanbeobtainedfrom the Account Manager Aviation Services, General Manager Aviation Sales, Manager AviationForecastingortheServiceDesk(refertoSection15,ContactingMetServiceforcontactdetails).15. ContactingMetServicePhysicalAddress30SalamancaRoadKelburnWellingtonNEWZEALANDPostalAddressPOBox722Wellington6140NEWZEALANDTelephone,Facsimile&Email

Telephone Fax EmailGeneralManagerAviationSales:RayThorpe

(04)4700739 (04)4700801 [email protected]

ManagerAviationForecasting:MarcelRoux (04)4700731 (04)4700801

[email protected]

AccountManagerAviationServices:AmyDreverman

(04)4700751 (04)4700801 [email protected]

ServiceDesk (04)4700817 (04)[email protected]

DutyForecaster (04)4700808 (04)[email protected]

AFTN: NZKLYMYXWebsites:MetService www.metservice.com/businessservices/aviationMetFlight http://metflight.metra.co.nzMetJet http://metjet.metra.co.nzWxTrak https://weathertrak.metconnect.co.nz

16


METSERVICEAVIATIONSERVICESProductExamplesAREAFORECAST(ARFOR)Winddirection: DegreesTrueWindspeed: KnotsVisibility: MetresorKilometresTemperature: DegreesCelsiusHeight: FeetAMSL

17


LOWLEVELAREAFORCASTS(ARFORS)Surfaceto10,000ft

18


SATELLITEIMAGERY

19


DOMESTICAERODROMEFORECAST(TerminalAerodromeForecastTAF)Winddirection: DegreesTrueWindspeed: KnotsVisibility: MetresorKilometresHeight: FeetaboveaerodromelevelPressure: Hectopascals(millibars)TAFNZWS032018Z0320/041124008KT30KMSCT035BECMG0322/032424018G30KTBECMG0408/041024008KT2000FTWIND23020KTQNHMNM1009MAX1018NZHK:TAFNZHK032018Z0320/0411VRB02KT20KMSCT025BECMG0322/032426012KTBECMG0408/041020005KT2000FTWIND24015KTQNHMNM1010MAX1019NZMF:TAFNZMF032018Z0320/041112005KT20KMSHRASCT030BKN050BECMG0322/032430010KTBECMG0408/041013005KT2000FTWIND28015KTQNHMNM1009MAX1018INTERNATIONALAERODROMEFORECAST(TerminalAerodromeForecastTAF)Winddirection: DegreestrueWindspeed: KnotsVisibility: MetresorKilometresHeight: FeetaboveaerodromelevelNZAA:(international)TAFNZAA032258Z0400/042422015G25KT9999BKN035BECMG0410/041218005KTNZWN:(international)TAFNZWN032258Z0400/042401015KT9999FEW040BECMG0406/040801008KTBECMG0420/042218012KTNZCH:(international)TAFAMDNZCH040143Z0401/042406010KT9999FEW030BECMG0409/041121005KTTEMPO0412/0420BKN009PROB300414/04190100FGBKN001BECMG0422/042410010KT

20


METEOROLOGICALAERODROMEREPORT(METAR)Winddirection: DegreesTrueWindspeed: KnotsTemperature: DegreesCelsiusVisibility: MetresorKilometresHeight: FeetaboveaerodromelevelPressure: Hectopascals(millibars)METARNZWN281900Z17013KT1200DZBKN002OVC00413/12Q1022TEMPO4000RADZBKN005RMKKAUKAU17023KT

21


EXTENDEDTWINOPERATIONS/EXTENDEDDIVERSIONTIMEOPERATIONSCHARTS(ETOPS/EDTO)

22


FREEZINGLEVELCHART(FZL)

23


ROUTEFORECAST(ROFOR)

24


SIGNIFICANTMETEOROLOGICALINFORMATION(SIGMET)Height: FeetAMSLNZZCSIGMET1VALID140010/140410NZKLNZZCNEWZEALANDFIRSEVICEFCSTNOFS3958E17502ANDSOFS3516E17355FL120/250MOVS20KTNC

25


SIGNIFICANTWEATHERCHARTHIGHLEVEL

26


SIGNIFICANTWEATHERCHARTMEDIUMLEVEL

27


WIND/TEMPERATURECHARTChart1

28


WIND/TEMPERATURECHARTChart2

Documents

1 Aviation Weather Services - About ... - About MetServiceabout.metservice.com/.../Aviation-Weather-Services... · Aviation Authority (CAA) in accordance with Civil Aviation Rule,