| 23:00 GMT-3 |  Partly Cloudy | 24°C / 75°F | 23°C / 73°F | 94% | 1010 mb (29.83 in) | Calm | - | 10km |
| | SYCJ 050200Z 00000KT 9999 FEW018 SCT300 24/23 Q1010 |
| 22:00 GMT-3 |  Partly Cloudy | 24°C / 75°F | 23°C / 73°F | 94% | N/A | E 4 kph (E 2.3 mph) | - | 10km |
| | SYCJ 050100Z 08002KT 9999 FEW019 SCT300 24/23 Q1011=3D |
| 21:00 GMT-3 |  Partly Cloudy | 25°C / 77°F | 23°C / 73°F | 89% | N/A | E 4 kph (E 2.3 mph) | - | 10km |
| | SYCJ 050000Z 09002KT 9999 FEW019 SCT300 25/23 Q1010=3D |
| 20:00 GMT-3 |  Partly Cloudy | 25°C / 77°F | 24°C / 75°F | 94% | 1009 mb (29.8 in) | E 4 kph (E 2.3 mph) | - | 10km |
| | SYCJ 042300Z 08002KT 9999 FEW021 SCT300 25/24 Q1009 |
| 19:00 GMT-3 |  Partly Cloudy | 27°C / 81°F | 22°C / 72°F | 74% | N/A | E 7 kph (E 4.6 mph) | - | 10km |
| | SYCJ 042200Z 08004KT 9999 FEW024 27/22 Q1009=3D |
| 18:00 GMT-3 |  Partly Cloudy | 29°C / 84°F | 22°C / 72°F | 66% | N/A | E 26 kph (E 16.1 mph) | - | 10km |
| | SYCJ 042100Z 08014KT 9999 FEW025 29/22 Q1009=3D |
| 17:00 GMT-3 |  Partly Cloudy | 31°C / 88°F | 21°C / 70°F | 55% | N/A | E 19 kph (E 11.5 mph) | - | 10km |
| | SYCJ 042000Z 10010G20KT 9999 FEW025 31/21 Q1008=3D |
| 16:00 GMT-3 |  Partly Cloudy Cumulonimbus Clouds Observed | 31°C / 88°F | 23°C / 73°F | 62% | 1008 mb (29.77 in) | E 33 kph (E 20.7 mph) | - | 10km |
| | SYCJ 041900Z 09018KT 9999 FEW024 FEW025CB SCT300 31/23 Q1008 CB WSW |
| 15:00 GMT-3 |  Mostly Cloudy | 31°C / 88°F | 22°C / 72°F | 59% | N/A | E 30 kph (E 18.4 mph) | - | 10km |
| | SYCJ 041800Z 10016KT 9999 FEW023 BKN300 31/22 Q1009=3D |
| 14:00 GMT-3 |  Partly Cloudy Cumulonimbus Clouds Observed | 29°C / 84°F | 24°C / 75°F | 74% | N/A | E 22 kph (E 13.8 mph) | - | 10km |
| | SYCJ 041700Z 10012KT 9999 RESH SCT021 FEW022CB 29/24 1010 CB WSW=3D |
| 13:00 GMT-3 |  Partly Cloudy Cumulonimbus Clouds Observed | 28°C / 82°F | 25°C / 77°F | 84% | 1011 mb (29.85 in) | NE 7 kph (NE 4.6 mph) | - | 10km |
| | SYCJ 041600Z 05004KT 9999 SCT020 FEW021CB 28/25 Q1011 CBWSW-WNW=3D |
| 11:00 GMT-3 |  Partly Cloudy Showers | 27°C / 81°F | 25°C / 77°F | 89% | N/A | E 7 kph (E 4.6 mph) | - | 10km |
| | SYCJ 041400Z 09004KT 9999 SHRA SCT017 FEW018CB SCT300 27/25 Q1013=3D |
| 10:00 GMT-3 |  Partly Cloudy | 28°C / 82°F | 23°C / 73°F | 74% | 1003 mb (29.62 in) | E 7 kph (E 4.6 mph) | - | 10km |
| | SYCJ 041300Z 08004KT 9999 58005 SCT015 FEW016CBBKN090 28/23 Q1003 N-N |
| 09:00 GMT-3 |  Mostly Cloudy Cumulonimbus Clouds Observed | 24°C / 75°F | 23°C / 73°F | 94% | N/A | ESE 11 kph (ESE 6.9 mph) | - | 9000 |
| | SYCJ 041200Z 11006KT 9000 RESH BKN012 FEW013CB SCT037 24/23 Q1012=3D |
| 08:00 GMT-3 |  Mostly Cloudy Showers | 24°C / 75°F | 23°C / 73°F | 94% | 1012 mb (29.88 in) | ENE 15 kph (ENE 9.2 mph) | - | 7000 |
| | SYCJ 041100Z 06008KT 7000 SHRA BKN010 FEW012CB=A0 SCT037 24/23 Q1012 |
| 07:00 GMT-3 |  Fair | N/A | N/A | N/A | N/A | SW 4 kph (SW 2.3 mph) | - | |
| | SYCJ 041000Z 21002KT |
| 06:00 GMT-3 |  Mostly Cloudy | 23°C / 73°F | 23°C / 73°F | 100% | N/A | Calm | - | 9000 |
| | SYCJ 040900Z 10002KT=A0 9000 BKN012 SCT040 23/23 Q1010=3D |
| 05:00 GMT-3 |  Mostly Cloudy | 23°C / 73°F | 23°C / 73°F | 100% | N/A | Calm | - | 9000 |
| | SYCJ 040800Z 00000KT=A0 9000 BKN012 23/23 Q1009=3D |
| 04:00 GMT-3 |  Mostly Cloudy Showers | 23°C / 73°F | 23°C / 73°F | 100% | N/A | Calm | - | 8000 |
| | SYCJ 040700Z 08002KT=A0 8000 SHRA BKN013 SCT039 23/23 Q1009=3D |
| 03:00 GMT-3 |  Partly Cloudy | 24°C / 75°F | 23°C / 73°F | 94% | N/A | E 4 kph (E 2.3 mph) | - | 9000 |
| | SYCJ 040600Z 10002KT 9000 SCT013 24/23 Q1009=3D |
| 02:00 GMT-3 |  Partly Cloudy | 24°C / 75°F | 24°C / 75°F | 100% | N/A | E 4 kph (E 2.3 mph) | - | 9000 |
| | SYCJ 040500Z 09002KT 9000 SCT014 24/24 Q1010=3D |
| 01:00 GMT-3 |  Partly Cloudy | 25°C / 77°F | 24°C / 75°F | 94% | N/A | E 7 kph (E 4.6 mph) | - | 9000 |
| | SYCJ 040400Z 10004KT 9000 SCT014 SCT039 25/24 Q1010=3D |
| 00:00 GMT-3 |  Partly Cloudy | 25°C / 77°F | 23°C / 73°F | 89% | N/A | E 7 kph (E 4.6 mph) | - | 9000 |
| | SYCJ 040300Z 09004KT 9000 SCT015 SCT039 25/23 Q1010=3D |