Key Facts
- December 24 and 25 are expected to be stable with predominant sun and low rain probability.
- Rain probability increases to 60% on December 26, with quick isolated showers expected.
- Sunday, December 28, shows a 70% chance of rain with moderate intensity.
- There are no current alerts for rough seas or high tides.
Quick Summary
The meteorological outlook for Santos suggests a warm and largely dry Christmas holiday, with specific days presenting varying chances of precipitation. According to the Civil Defense weather bulletin, the period from December 24 to 25 will be characterized by stable weather, high temperatures, and predominant sunshine, with rain probabilities remaining low.
Instability is forecast to increase slightly starting Friday, December 26, bringing isolated quick showers, particularly toward the evening. Conditions are expected to stabilize again on Saturday before a more significant chance of rain returns on Sunday, December 28. The Civil Defense is actively monitoring these conditions and has reported no alerts regarding rough seas or tidal anomalies for the coming days. Residents are encouraged to remain aware of official updates.
Christmas Eve and Day Forecast
The weather in Santos is expected to be favorable for holiday celebrations, with high temperatures and sunny skies dominating the landscape. On Wednesday, December 24, the weather remains firm with the sun prevailing throughout the day. The probability of rain is low, calculated at approximately 20%, with no forecast for significant volume.
Thursday, December 25, continues to be marked by stable weather conditions. The presence of sun mixed with clouds is expected. While the chance of rain increases slightly to 40%, the forecast still does not predict expressive volume accumulation. These conditions suggest an ideal environment for outdoor activities and family gatherings.
Weekend Instability and Rainfall
As the holiday weekend progresses, meteorological models indicate an increase in atmospheric instability. On Friday, December 26, the sun will remain present, but the forecast points to a 60% probability of rain. These precipitations are expected to manifest as quick, isolated showers, primarily occurring at the end of the day.
The estimated rainfall volume for Friday varies between 0 and 10 millimeters, with intensity classified as weak to moderate. By Saturday, December 27, the weather is expected to return to a more stable pattern. Predominant sunshine and few clouds are anticipated, with the chance of rain dropping to 30% and no significant accumulation expected.
Sunday Outlook and Sea Conditions
Looking toward the end of the week, Sunday, December 28, presents the highest probability of precipitation in the forecast period. The prediction indicates a 70% chance of rain, with estimated volumes between 5 and 15 millimeters and moderate intensity. These conditions are expected to begin mainly in the afternoon, with the possibility of continued instability persisting into the following week.
Regarding sea conditions, the Núcleo de Pesquisas Hidrodinâmica (NPH-Unisanta) and the Sala de Situação da Baixada Santista have reported that there are no alerts for rough seas or elevated tides in the coming days. The Civil Defense continues to monitor meteorological conditions closely.
Safety Information and Conclusion
Authorities are urging the population to remain attentive to official communications regarding the weather forecast. In the event of an emergency, residents are advised to contact emergency services directly. The Civil Defense has provided the telephone number 199 for public use in case of urgent situations.
Overall, the forecast suggests a warm and largely sunny Christmas period in Santos, with only brief interruptions of rain. While the weather remains generally stable, the slight increase in instability later in the week warrants attention to official updates.
