3/16/2015 HowtocreateawindmapinArcGIS|Franz'sblog

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HowtocreateawindmapinArcGIS

Postedbyfranzpc OnMarch04,2015 8Comments

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How to create a wind map in ArcGIS

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Inmeteorologyandoceanographyoftenrequiresdisplayamagnitudeanddirectionofflow,thedirectiondefinedbytheangles,whilethemagnitudeisdefinedbythesizeofthesymbol,youcanalsosymbolizeasinglelayerthatrepresentseitherthemagnitudeordirectionthisentryshowshowtocreateamapofwindfromspeedanddirectiondataobtainedfrommeteorologicalstations,thisprocedureisperformedinArcGIS,buttheGoldenSurferapplicationalsoprovidespowerfultoolsforyourdesign.

Station UTMX UTMY Direction Speed

A 615380 9531496 22.5 15

B 616004 9533157 45 14

C 617620 9533808 90 12

D 619191 9532326 135 12

E 621295 9530663 112.5 5

F 622303 9533906 180 5

G 616992 9532169 22.5 13

ThefirststepistocreateaSHPdatapointsinthetable,throughtheAddXYDatatool,theninterpolates(withIDW,Kriging,Spline)valuesofdirectionandwindspeedtogenerateitsrespectiveraster.

ArcToolbox>SpatialAnalystTools>Interpolation

Withinthestudyareatogenerateameshofrandomorregularpoints(alsocouldonlydisplaydatafromexistingstations),inordertoobtainagreaterdistributionofvectorsagainstthepointsoftheseasons,withtheExtractMultiValuestoPointstoollocatedat:

ArcToolbox>SpatialAnalystTools>Extraction

Getthevaluesoftherasterdirectionandspeedonthenewlayerofmeshpoints.

ThenextstepissimplytodisplaythemagnitudeanddirectioninthepropertiesofthelayercontainingthemeshpointsintheSymbologytablocatedatQuantitiesselectGraduatedSymbolsintheFieldssection,fieldValueselectthefield(magnitude)thatcontainsthevaluesofspeed,atthebottomunderAdvanced>Rotationselectthefieldthatcontainsthevaluesofthedirection(flowingeographiccoordinates).Youcanalsocustomizethesizeofthesymbolandthenumberofclasses.

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3/16/2015 HowtocreateawindmapinArcGIS|Franz'sblog

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Tocustomizethesymbolismofthearrowcontainingtheflowdirectiontoopenthepropertyeditorsymbolfrom:

Template>EditSymbol>CharacterMarkerSymbol>ESRICartography

Finallyselectasymbolarrowshapeandacceptallopendialogboxesbeforeprintingorpostingthemapofwind,itisrecommendedtouseallhisskillsforefficientandattractivedesign.

3/16/2015 HowtocreateawindmapinArcGIS|Franz'sblog

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THEREARE8COMMENTS.

FREDRICKJUMA 8:49am March5,2015

ThisisAwesome.Canthisbeappliedforrealtimesimulationsofwinddata.Haveyoutiredthattogetacontinouschangeforalongerperiod,andprobablythatcanbepublishedonadynamicArcGISonline.Iwillfollowyouonthissubject.

Juma(Nairobi,Kenya)

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SAMLAMMIE 2:55pm March5,2015

GreatpostFranz!

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OBEHIEGUAKHIDE 12:26am March6,2015

Impressive!

Pleasehelpmewithwriting(comment),myEnglishisnotgood.

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3/16/2015 HowtocreateawindmapinArcGIS|Franz'sblog

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IGORNAKOLYUSHKIN 1:36am March6,2015

Beautyful!RememberhowIdidsomethinglikethisinArcView3.2usingprogrammingonAvenueManyyearsago

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MOHSENALIAKBARI 1:58am March6,2015

Thankyouverymuchfranz.Yourpostwasveryusefull

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MEL 10:12am March6,2015

Thisisawesome.IhavebeencuriousontheexactstepstodothissinceseeingwindjsandnowIjusthavetofigureouthowtoanimateitwithleaflet

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SHIFERAW 12:59am March9,2015

ItisveryinterestingjobFranz.

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AZIZEMILLOGO 3:22pm March10,2015

Wonderful,Thispostcomeinhandy!IwaswonderinghowtodothatjustthisafternooninArcGIS!.Thankyou!

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