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: 601m

Arendal Biosphere Reserve

Tuesday, September 29, 2026

4°C
Clear NightFeels like 1°
H: 13°•L: 4°•Rain: 0%
Meteorological Synthesis

Clear Night with highs near 13°C.

Precipitation expected over the coming days with variable skies.

Wind
7.9 km/h
Humidity
79%
UV Index
0 / 11
Pressure
933 hPa

24-Hour Forecast & Meteogram

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

Air Quality (AQI)

Good
16EAQI Index

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

PM2.5
1.6 µg/m³
PM10
2.7 µg/m³
NO₂
0.8 µg/m³

UV Index

Max 2.7
0/ 11 (Moderate)

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

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

Wind

10m AGL
7.9km/h

Gusts up to 24.8 km/h.

Direction: 278°
Gentle Breeze

Solar Cycle

Daylight: 12h
Sunrise
07:23
Sunset
19:00
Twilight and solar zenith calculated based on WGS84 geographic coordinate telemetry.

Pressure

Stable High
1027hPa (MSL)
Surface Pressure933 hPa
Cloud Cover0%

Humidity & Moisture

RH Ratio
79%
Current Rain0 mm
24h Rain Accumulation0 mm

14-Day Detailed Outlook

14-Day Deterministic Model
Today
Sep 29
-
4°
13°
Tomorrow
Sep 30
36%
6°
8°
Thu
Oct 1
82%
8°
9°
Fri
Oct 2
80%
5°
12°
Sat
Oct 3
25%
2°
9°
Sun
Oct 4
15%
3°
10°
Mon
Oct 5
11%
5°
14°
Tue
Oct 6
20%
1°
9°
Wed
Oct 7
18%
-1°
8°
Thu
Oct 8
21%
0°
7°
Fri
Oct 9
22%
-3°
3°
Sat
Oct 10
22%
-4°
3°
Sun
Oct 11
17%
-2°
-1°
Mon
Oct 12
27%
0°
1°

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
Arendal 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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