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: 636m

Almada Biosphere Reserve

Tuesday, September 29, 2026

16°C
OvercastFeels like 17°
H: 26°•L: 14°•Rain: 90%
Meteorological Synthesis

Overcast with highs near 26°C.

Precipitation expected over the coming days with variable skies.

Wind
4.4 km/h
Humidity
95%
UV Index
0.05 / 11
Pressure
969 hPa

24-Hour Forecast & Meteogram

24 Hours Ahead
15°
8%
4k
07:00
15°
5%
4k
08:00
17°
13%
5k
09:00
19°
5%
6k
10:00
21°
8%
6k
11:00
23°
5%
1k
12:00
26°
8%
17k
13:00
26°
3%
21k
14:00
26°
3%
23k
15:00
26°
3%
25k
16:00
25°
10%
26k
17:00
25°
18%
28k
18:00
24°
23%
23k
19:00
22°
43%
17k
20:00
20°
78%
13k
21:00
20°
85%
9k
22:00
20°
90%
13k
23:00
20°
83%
10k
00:00
20°
85%
8k
01:00
20°
75%
8k
02:00
19°
63%
15k
03:00
19°
48%
15k
04:00
18°
48%
10k
05:00
18°
25%
9k
06:00

Air Quality (AQI)

Good
18EAQI Index

Air quality is considered satisfactory, and air pollution poses little or no risk.

PM2.5
4.6 µg/m³
PM10
6.6 µg/m³
NO₂
2.3 µg/m³

UV Index

Max 5.4
0.05/ 11 (Moderate)

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

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

Wind

10m AGL
4.4km/h

Gusts up to 10.8 km/h.

Direction: 351°
Gentle Breeze

Solar Cycle

Daylight: 12h
Sunrise
07:24
Sunset
19:16
Twilight and solar zenith calculated based on WGS84 geographic coordinate telemetry.

Pressure

Stable High
1013hPa (MSL)
Surface Pressure969 hPa
Cloud Cover100%

Humidity & Moisture

RH Ratio
95%
Current Rain0 mm
24h Rain Accumulation4.1 mm

14-Day Detailed Outlook

14-Day Deterministic Model
Today
Sep 29
90%
14°
26°
Tomorrow
Sep 30
85%
15°
23°
Thu
Oct 1
-
10°
24°
Fri
Oct 2
28%
16°
27°
Sat
Oct 3
58%
16°
25°
Sun
Oct 4
14%
18°
24°
Mon
Oct 5
19%
17°
22°
Tue
Oct 6
61%
15°
19°
Wed
Oct 7
45%
14°
22°
Thu
Oct 8
25%
14°
22°
Fri
Oct 9
20%
12°
22°
Sat
Oct 10
22%
11°
23°
Sun
Oct 11
31%
11°
24°
Mon
Oct 12
18%
15°
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
Almada Biosphere Reserve
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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