WeatherEU
Official Meteorological TelemetryMeteoAlarm Advisory

MeteoAlarm Advisory: Heavy Precipitation Ahead

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

Norway•Southern & Western Fjords•Elev: 311m

Skien Porto Costiero

lunedì 28 settembre 2026

9°C
OvercastFeels like 6°
H: 14°•L: 4°•Rain: 100%
Meteorological Synthesis

Overcast with highs near 14°C.

Precipitation expected over the coming days with variable skies.

Wind
9 km/h
Humidity
66%
UV Index
0 / 11
Pressure
921 hPa

24-Hour Forecast & Meteogram

24 Hours Ahead
13°
0%
12k
17:00
11°
0%
11k
18:00
9°
0%
9k
19:00
8°
0%
8k
20:00
7°
0%
7k
21:00
5°
0%
7k
22:00
4°
0%
8k
23:00
4°
0%
7k
00:00
3°
0%
7k
01:00
3°
0%
8k
02:00
3°
0%
7k
03:00
2°
0%
7k
04:00
2°
0%
7k
05:00
2°
0%
7k
06:00
2°
0%
7k
07:00
1°
0%
6k
08:00
3°
0%
5k
09:00
6°
0%
2k
10:00
8°
0%
3k
11:00
10°
0%
6k
12:00
12°
0%
7k
13:00
13°
0%
7k
14:00
13°
0%
10k
15:00
13°
0%
10k
16:00

Air Quality (AQI)

Fair
26EAQI Index

Sensitive individuals should limit prolonged outdoor exertion.

PM2.5
1 µg/m³
PM10
1.7 µg/m³
NO₂
0.3 µg/m³

UV Index

Max 2.1
0/ 11 (Moderate)

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

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

Wind

10m AGL
9km/h

Gusts up to 23 km/h.

Direction: 257°
Gentle Breeze

Solar Cycle

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

Pressure

Stable High
1020hPa (MSL)
Surface Pressure921 hPa
Cloud Cover93%

Humidity & Moisture

RH Ratio
66%
Current Rain0 mm
24h Rain Accumulation1.5 mm

14-Day Detailed Outlook

14-Day Deterministic Model
Today
28 set
100%
4°
14°
Tomorrow
29 set
-
1°
13°
Wed
30 set
-
5°
10°
Thu
1 ott
73%
7°
10°
Fri
2 ott
74%
5°
13°
Sat
3 ott
18%
3°
11°
Sun
4 ott
14%
2°
9°
Mon
5 ott
12%
8°
10°
Tue
6 ott
12%
3°
8°
Wed
7 ott
12%
2°
8°
Thu
8 ott
29%
-1°
4°
Fri
9 ott
25%
-3°
5°
Sat
10 ott
23%
-4°
7°
Sun
11 ott
18%
0°
6°

Live Weather Radar — Pan-European Doppler Radar

Past -60m•Now•+120m Outlook

Nearby Cities & Stations in Norway

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
Skien Porto Costiero
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

Guide Consigliate & Articoli Correlati • Skien Porto Costiero

Guide approfondite di oltre 1.500 parole dedicate al patrimonio culinario, monumenti UNESCO e clima locale in tutti i 44 paesi europei.

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