WeatherEU
Official Meteorological TelemetryMeteoAlarm Advisory

MeteoAlarm Advisory: Ground Frost & Sub-Zero Risk

Overnight lows dipping below 0°C. Potential icy patches on elevated highway overpasses and bridges.

Iceland•Capital & Coast•Elev: 449m

Mosfellsbær Bassin Fluvial

dimanche 27 septembre 2026

2°C
BrouillardRessenti -1°
H: 3°•L: 1°•Rain: 100%
Meteorological Synthesis

Brouillard with highs near 3°C.

Precipitation expected over the coming days with variable skies.

Vent
7.1 km/h
Humidité
98%
Indice UV
0.1 / 11
Pression
914 hPa

Météogramme sur 24 Heures

24 Hours Ahead
2°
0%
7k
17:00
2°
5%
8k
18:00
2°
10%
8k
19:00
2°
28%
6k
20:00
2°
28%
6k
21:00
2°
38%
6k
22:00
1°
35%
5k
23:00
2°
60%
4k
00:00
2°
75%
2k
01:00
2°
83%
4k
02:00
2°
90%
7k
03:00
1°
98%
9k
04:00
1°
93%
9k
05:00
1°
93%
8k
06:00
0°
93%
7k
07:00
0°
90%
5k
08:00
0°
88%
5k
09:00
0°
85%
4k
10:00
0°
85%
3k
11:00
1°
78%
3k
12:00
1°
75%
4k
13:00
1°
83%
4k
14:00
1°
75%
5k
15:00
1°
73%
4k
16:00

Qualité de l’air (AQI)

Good
15EAQI Index

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

PM2.5
1.4 µg/m³
PM10
1.7 µg/m³
NO₂
0.5 µg/m³

Indice UV

Max 0.7
0.1/ 11 (Moderate)

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

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

Vent

10m AGL
7.1km/h

Rafales jusqu’à 13.7 km/h.

Direction: 66°
Gentle Breeze

Solar Cycle

Daylight: 12h
Lever du soleil
07:13
Coucher du soleil
18:57
Twilight and solar zenith calculated based on WGS84 geographic coordinate telemetry.

Pression

Stable High
990hPa (MSL)
Surface Pressure914 hPa
Cloud Cover87%

Humidité & Moisture

RH Ratio
98%
Current Rain0 mm
24h Rain Accumulation4.1 mm

Tendance détaillée sur 14 Jours

14-Day Deterministic Model
Today
27 sept.
100%
1°
3°
Tomorrow
28 sept.
98%
0°
2°
Tue
29 sept.
69%
-1°
5°
Wed
30 sept.
50%
6°
9°
Thu
1 oct.
-
5°
7°
Fri
2 oct.
13%
3°
7°
Sat
3 oct.
15%
1°
5°
Sun
4 oct.
37%
1°
7°
Mon
5 oct.
47%
4°
10°
Tue
6 oct.
45%
4°
9°
Wed
7 oct.
37%
6°
8°
Thu
8 oct.
41%
3°
7°
Fri
9 oct.
43%
2°
3°
Sat
10 oct.
43%
2°
4°

Radar Météo en Direct — Pan-European Doppler Radar

Past -60m•Now•+120m Outlook

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
Mosfellsbær Bassin Fluvial
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

Guides Recommandés & Articles Associés • Mosfellsbær Bassin Fluvial

Des guides approfondis de plus de 1 500 mots explorant l’héritage culinaire, les sites UNESCO et le climat à travers 44 nations européennes.

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