South America - Pressure tendency (hPa last 3 hours)
Friday 30 Jul 2021 09:00 NZST

Stations: 438 SLP tendency
Grytviken (3 m, Falkland Islands) + 0.3
Bird Island (2 m, Falkland Islands) + 0.2
Vitoria/Goiabeiras AP (4 m, Brazil) + 2.1
Campos dos Goytacazes (17 m, Brazil) + 2.3
Macaé (2 m, Brazil) + 3.0
Rio de Janeiro Airport (3 m, Brazil) + 1.4
Galeão Air Force Base Airport (6 m, Brazil) + 1.6
Jacarepaguá (3 m, Brazil) + 1.4
Santa Cruz AERO (3 m, Brazil) + 1.6
Islad Orcadas (8 m, South Orkney Islands) - 2.4
Guaratinguetá (537 m, Brazil) + 1.1
São José dos Campos (646 m, Brazil) + 1.2
Marte Civ / Mil (722 m, Brazil) + 1.5
Sao Paulo AP (803 m, Brazil) + 1.8
Campinas/Viracopos AP (661 m, Brazil) + 1.1
Pirassununga (598 m, Brazil) + 0.6
Leite Lopes Airport (549 m, Brazil) + 0.4
Hercílio Luz Intl. Airport (5 m, Brazil) + 1.7
Navegantes Airport (5 m, Brazil) + 1.4
Joinville-Lauro Carneiro de Loyola Airp (4 m, Brazil) + 1.9
Bauru Airport (615 m, Brazil) + 0.4
Afonso Pena Intl. Airport (908 m, Brazil) + 1.4
Bacacheri (932 m, Brazil) + 1.3
Canoas (9 m, Brazil) + 1.1
Porto Alegre/Salgad AP (3 m, Brazil) + 1.0
Presidente Prudente (450 m, Brazil) + 0.3
Saint Georges De L'Oyapock (7 m, French Guiana) - 0.4
Santa Maria Airport (85 m, Brazil) + 0.5
Saint-Laurent-du-Maroni (9 m, French Guiana) + 0.2
Maripasoula (106 m, French Guiana) - 0.8
Melo Airport (100 m, Uruguay) + 0.2
Rocha (18 m, Uruguay) + 0.5
Salto del Guairá (300 m, Paraguay) - 0.5
Cataratas del Iguazú Intl. Airpo (270 m, Argentina) - 0.4
Foz do Iguaçu Intl. Airport (180 m, Brazil) + 0.1
Campo Grande Airport (567 m, Brazil) - 0.4
Guaraní Intl. Airport (236 m, Paraguay) + 0.0
Punta del Este (15 m, Uruguay) + 0.4
Laguna del Sauce (28 m, Uruguay) + 0.5
Rivera (242 m, Uruguay) - 0.5
Pedro Juan Caballero (563 m, Paraguay) - 1.0
Encarnación Airport (91 m, Paraguay) - 0.8
Posadas AP (125 m, Argentina) - 0.1
Carrasco Intl. Airport (32 m, Uruguay) + 0.7
Prado (16 m, Uruguay) + 0.0
Florida (96 m, Uruguay) + 0.1
Melilla (48 m, Uruguay) + 0.4
Caazapá (142 m, Paraguay) + 0.2
Cnel.Oviedo (163 m, Paraguay) - 0.8
Villarrica (161 m, Paraguay) - 0.2
San Estanislao (168 m, Paraguay) + 0.0
Artigas Airport (120 m, Uruguay) - 0.1
San José de Mayo (41 m, Uruguay) + 0.4
Uruguaiana Airport (74 m, Brazil) - 0.3
San Pedro de Ycuamandiyú (80 m, Paraguay) - 1.1
Paso de los Libres Airport (70 m, Argentina) - 0.5
San Juan Bautista (126 m, Paraguay) - 1.9
Concepción Airport (77 m, Paraguay) - 0.9
Astor Piazzolla Intl. Airport (21 m, Argentina) + 0.5
Asuncion/Silvio Pet AP (101 m, Paraguay) - 0.5
Monte Caseros Airport (54 m, Argentina) - 1.1
Dolores AP (9 m, Argentina) + 0.1
Puerto Suárez Airport (134 m, Bolivia) - 2.0
Colonia del Sacramento Airport (22 m, Uruguay) - 0.2
Puerto Casado (87 m, Paraguay) - 0.1
La Plata Airport (19 m, Argentina) + 0.1
Nueva Hesperides Intl. Airport (33 m, Uruguay) - 0.4
Comodoro Pierrestegui Airport (38 m, Argentina) - 0.4
Mercedes (17 m, Uruguay) + 0.1
Formosa Airport (60 m, Argentina) - 0.4
Pilar (56 m, Paraguay) - 1.0
San Matías (124 m, Bolivia) - 2.2
Aeroparque Jorge Newbery (6 m, Argentina) - 0.1
RAF Mount Pleasant Airport (74 m, Falkland Islands) - 0.6
Buenos Aires/Observatory (25 m, Argentina) - 2.9
Buenos Aires/Ezeiza AP (20 m, Argentina) - 0.0
San Fernando de la Buena Vista (3 m, Argentina) - 0.3
Gualeguaychú Airport (21 m, Argentina) - 0.8
Corrientes (62 m, Argentina) - 0.8
Pozo Colorado (100 m, Paraguay) - 0.9
Gral. Bruguez (60 m, Paraguay) - 2.3
Resistencia Intl. Airport (52 m, Argentina) - 0.8
Las Flores (38 m, Argentina) - 0.4
Tandil Airport (175 m, Argentina) + 0.3
Reconquista (53 m, Argentina) - 0.8
Roboré (276 m, Bolivia) - 1.8
Azul Airport (147 m, Argentina) - 0.3
Tres Arroyos Airport (115 m, Argentina) - 0.3
Sáenz Peña (93 m, Argentina) - 0.7
General Justo José de Urquiza Ai (78 m, Argentina) - 0.8
Mount Byron (480 m, Falkland Islands) - 0.9
Las Lomitas (130 m, Argentina) - 1.1
Mount Alice (361 m, Falkland Islands) - 1.0
Mariscal AP (181 m, Paraguay) - 2.2
Rosario (25 m, Argentina) - 0.9
Sauce Viejo Airport (18 m, Argentina) - 1.1
Junín Airport (81 m, Argentina) - 1.1
San Carlos de Bolívar (94 m, Argentina) - 0.4
Ceres Airport (88 m, Argentina) - 1.5
Concepción (497 m, Bolivia) - 2.0
Marcos Juárez Airport (114 m, Argentina) - 0.9
Bahia Blanca AP (83 m, Argentina) - 0.7
San Javier (534 m, Bolivia) - 2.2
Viedma Aero (7 m, Argentina) - 1.1
Ascencion De Guarayos (247 m, Bolivia) - 1.8
Viru Viru (IAP) (373 m, Bolivia) - 1.9
El Trompillo Airport (418 m, Bolivia) - 1.7
Laboulaye (137 m, Argentina) - 1.2
Camiri (798 m, Bolivia) - 2.2
Villa de María del Río Se (341 m, Argentina) - 1.1
General Pico (145 m, Argentina) - 0.9
Tartagal Airport (450 m, Argentina) - 1.2
Pilar Observatorio (338 m, Argentina) - 1.2
Vallegrande (1998 m, Bolivia) - 0.6
Magdalena (140 m, Bolivia) - 1.4
Córdoba Airport (474 m, Argentina) - 1.3
Rio Cuarto AP (421 m, Argentina) - 1.1
Santa Rosa Airport (191 m, Argentina) - 0.9
Santiago del Estero Airport (199 m, Argentina) - 1.3
Oran Aero (357 m, Argentina) - 1.1
Tarija AP (1854 m, Bolivia) - 0.7
San Joaquin (140 m, Bolivia) - 1.2
Trinidad Airport (155 m, Bolivia) - 2.3
San Antonio Oeste Airport (20 m, Argentina) - 1.1
Jujuy AP (920 m, Argentina) - 0.7
Tucuman/Teniente AP (450 m, Argentina) - 1.1
Villa Dolores Airport (569 m, Argentina) - 1.6
Trelew Airport (43 m, Argentina) - 2.0
Villa Reynolds Airport (486 m, Argentina) - 1.2
Santa Ana del Yacuma Airport (144 m, Bolivia) - 1.5
Salta Airport (1221 m, Argentina) - 0.1
San Ignacio De Moxos (160 m, Bolivia) - 2.0
La Quiaca (3459 m, Argentina) - 0.2
Catamarca AP (454 m, Argentina) - 0.8
Puerto Deseado Airport (80 m, Argentina) - 1.7
Riberalta AP (141 m, Bolivia) - 1.9
Jorge Wilstermann Intl. Airport (2548 m, Bolivia) - 2.1
Chamical Airport (461 m, Argentina) - 3.1
San Luis Airport (713 m, Argentina) - 1.1
Santa Rosa de Yacuma Airport (225 m, Bolivia) - 3.2
La Rioja Airport (429 m, Argentina) - 1.2
San Borja (194 m, Bolivia) - 2.2
Reyes (280 m, Bolivia) - 2.1
Comodoro Rivadavia Airport (46 m, Argentina) - 1.2
Rurrenabaque (204 m, Bolivia) - 2.1
Río Grande (22 m, Argentina) - 1.1
Puerto San Julián Airport (62 m, Argentina) - 1.1
Neuquén Airport (271 m, Argentina) - 1.7
La Paz/JFK (IAP) (4038 m, Bolivia) - 1.1
Ushuaia Airport (57 m, Argentina) - 0.8
San Rafael Airport (748 m, Argentina) - 1.3
Domingo Faustino Sarmiento Airport (597 m, Argentina) - 1.2
San Martín (653 m, Argentina) - 1.3
Maquinchao (888 m, Argentina) - 1.9
Mendoza Airport (704 m, Argentina) - 1.3
Curaçao Intl. Airport (9 m, Netherl. Antilles) - 1.3
Río Gallegos Airport (19 m, Argentina) - 1.9
Malargüe Airport (1425 m, Argentina) - 1.1
Aruba/Reina Beatrix AP (5 m, Netherl. Antilles) - 1.7
Iquique/Diego Arac AP (48 m, Chile) - 0.9
Arica/Chacalluta AP (55 m, Chile) - 0.7
Antofagasta/Cerro AP (140 m, Chile) - 1.0
Quinta Normal (520 m, Chile) - 0.3
Desierto de Atacama Airport (210 m, Chile) - 0.6
Pudahuel/Arturo Mer AP (474 m, Chile) - 0.3
Punta Arenas Airport (43 m, Chile) - 0.6
Esquel Airport (797 m, Argentina) - 2.0
Bariloche Airport (840 m, Argentina) - 2.3
Curico/Gen Freire AP (220 m, Chile) - 0.2
La Serena Airport (146 m, Chile) + 0.0
El Bolsón (337 m, Argentina) - 2.1
Santo Domingo (75 m, Chile) - 0.1
Balmaceda Airport (522 m, Chile) - 1.4
Chile Chico (326 m, Chile) - 1.3
Futaleufú (318 m, Chile) - 3.1
Chillán (148 m, Chile) - 0.3
El Calafate Aero (204 m, Argentina) - 0.9
Coyhaique (311 m, Chile) - 1.8
Cochrane (196 m, Chile) - 1.8
Araucania (0 m, Chile) - 0.2
Carriel Sur Intl. Airport (12 m, Chile) + 0.5
Osorno/canal Baj (65 m, Chile) - 0.8
Valdivia/Pichoy AP (19 m, Chile) - 1.5
El Tepual Airport (90 m, Chile) - 1.1

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2021