Official Meteorological TelemetryMeteoAlarm Advisory

MeteoAlarm Advisory: Heavy Precipitation Ahead

Significant moisture corridor approaching. Probability of localized street runoff and reduced visibility on transit corridors.

Portugal•Continental & Islands•Elev: 372m

Porto North

Monday, September 28, 2026

17°C
Partly CloudyFeels like 17°
H: 24°•L: 14°•Rain: 80%
Meteorological Synthesis

Partly Cloudy with highs near 24°C.

Precipitation expected over the coming days with variable skies.

Wind
11.5 km/h
Humidity
90%
UV Index
0 / 11
Pressure
931 hPa

24-Hour Forecast & Meteogram

24 Hours Ahead
18°
25%
9k
20:00
17°
5%
10k
21:00
17°
0%
12k
22:00
16°
3%
12k
23:00
16°
0%
11k
00:00
16°
0%
11k
01:00
16°
0%
13k
02:00
16°
0%
15k
03:00
16°
0%
16k
04:00
16°
0%
16k
05:00
16°
0%
15k
06:00
16°
0%
17k
07:00
16°
0%
17k
08:00
16°
3%
21k
09:00
17°
5%
23k
10:00
18°
5%
25k
11:00
19°
3%
28k
12:00
19°
0%
29k
13:00
20°
3%
30k
14:00
21°
3%
30k
15:00
21°
3%
28k
16:00
21°
5%
31k
17:00
21°
3%
25k
18:00
20°
5%
21k
19:00

Air Quality (AQI)

Fair
26EAQI Index

Sensitive individuals should limit prolonged outdoor exertion.

PM2.5
3.9 µg/m³
PM10
4.1 µg/m³
NO₂
1.3 µg/m³

UV Index

Max 5.3
0/ 11 (Moderate)

Low to moderate exposure. Sunglasses recommended during peak afternoon hours.

0 (Low)6 (High)11+ (Extreme)

Wind

10m AGL
11.5km/h

Gusts up to 21.2 km/h.

Direction: 176°
Gentle Breeze

Solar Cycle

Daylight: 12h
Sunrise
07:20
Sunset
19:14
Twilight and solar zenith calculated based on WGS84 geographic coordinate telemetry.

Pressure

Stable High
1017hPa (MSL)
Surface Pressure931 hPa
Cloud Cover64%

Humidity & Moisture

RH Ratio
90%
Current Rain0 mm
24h Rain Accumulation4.3 mm

14-Day Detailed Outlook

14-Day Deterministic Model
Today
Sep 28
80%
14°
24°
Tomorrow
Sep 29
45%
16°
21°
Wed
Sep 30
48%
15°
20°
Thu
Oct 1
-
10°
24°
Fri
Oct 2
23%
14°
25°
Sat
Oct 3
45%
16°
18°
Sun
Oct 4
45%
15°
20°
Mon
Oct 5
35%
16°
22°
Tue
Oct 6
47%
14°
22°
Wed
Oct 7
31%
11°
23°
Thu
Oct 8
27%
12°
23°
Fri
Oct 9
22%
11°
21°
Sat
Oct 10
25%
9°
23°
Sun
Oct 11
27%
9°
20°

Live Weather Radar — Pan-European Doppler Radar

Past -60m•Now•+120m Outlook

Nearby Cities & Stations in Portugal

Regional Grid

Live Ground-Truth Observation Feed

Peer-verified reports logged by spotters and automated PWS stations across Europe

Real-time Ingestion
Log Local Ground ConditionStep 1 of 2: Select condition
Porto North
Ground Temp:°C

Observations undergo peer verification by regional spotters and enrich city telemetry.

Filter:
6 reports
S
Stefan MüllerAlpine Master SpotterAlps
Garmisch-Partenkirchen, Germany•Recent
15°C•Partly Cloudy

“Crisp morning air around Zugspitze valley station, golden sun breaking through light morning mountain mist. Zero wind, visibility > 35km.”

Ground-Truth Telemetry
C
Chloé DuboisCoastal Maritime SpotterAtlantic
Le Havre, France•Recent
14°C•Rain / Showers

“Fresh Atlantic westerly gale picking up, moderate sea swell (2.2m). Light intermittent drizzle across the harbor piers.”

Ground-Truth Telemetry
D
Dr. Alessandro RivaHigh Alpine ObserverAlps
Cortina d’Ampezzo, Italy•Recent
9°C•Clear Sky

“First seasonal frost dusting on peaks above 2,600m. Crisp alpine sky with cirrus uncinus approaching from the west.”

Ground-Truth Telemetry
M
Matteo RossiMediterranean SpotterMediterranean
Rome, Italy•Recent
22°C•Clear Sky

“Warm evening breeze across Piazza Navona. Pleasant 22°C with dry conditions and comfortable humidity around 48%.”

Ground-Truth Telemetry
E
Emre KayaBosporus Weather StationMediterranean
Istanbul, Turkey•Recent
21°C•Partly Cloudy

“Bosphorus breeze is cool and refreshing from the Black Sea. Crystal blue sky with passing white cumulus clouds at 1,200m.”

Ground-Truth Telemetry
A
Astrid LindholmFjord Atmospheric LabNordic
Bergen, Norway•Recent
11°C•Dense Fog

“Low scud clouds drifting over Mount Fløyen. Typical Atlantic marine layer with fine mist and 98% relative humidity.”

Ground-Truth Telemetry

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