NOWPRT
EXPERIMENTAL NOWCAST FOR SÃO JOÃO DA MADEIRA
EXPERIMENTAL FORECAST OFFICE - PORTO METRO
05:20 UTC THU DEC 25 2025
Immediate Forecast - São João da Madeira
Valid: 05:20 UTC to 18:00 UTC (06:20 to 19:00 local time)
Key Messages
- Clouds will increase through the morning, but no rain is expected today.
- Temperatures will slowly rise through midday, reaching 11°C by early afternoon.
- No precipitation is forecast in the next 12 hours; conditions will remain dry.
- Overnight cooling will bring temperatures down to around 4°C by bedtime.
Current Conditions & Near-Term Outlook
As of 5:20 AM, it is calm and dry with temperatures around 6°C and increasing cloud cover. Over the next few hours, skies will become mostly overcast by 8 AM, then begin to clear gradually through the late morning. Despite the cloudy start, temperatures will trend upward, reaching 7°C by 9 AM and 10°C by 11 AM. The afternoon will be dry with decreasing clouds and a high near 11°C by 1 PM. A brief window of low chance (10–15%) for a light shower exists between 2 PM and 5 PM, mainly in surrounding areas, but most locations will stay dry. Any such shower would be brief and not impactful.
Tonight/Tomorrow Morning
After sunset, skies will continue to clear, and temperatures will fall steadily. By 8 PM, it will be 6°C and dropping, reaching around 5°C by 9 PM and near 4°C by 10 PM. Overnight, conditions will remain dry with clear skies and light winds. The next morning will likely start cool again, but no frost is expected at this time. No precipitation is forecast through the night.
Experimental forecast - not official guidance