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.

Norway•Southern & Western Fjords•Elev: 326m

Geilo South

zondag 27 september 2026

7°C
OvercastFeels like 3°
H: 11°•L: 3°•Rain: 2%
Meteorological Synthesis

Overcast with highs near 11°C.

Precipitation expected over the coming days with variable skies.

Wind
23.8 km/h
Humidity
99%
UV Index
0 / 11
Pressure
899 hPa

24-Hour Forecast & Meteogram

24 Hours Ahead
10°
0%
17k
17:00
9°
0%
20k
18:00
8°
0%
21k
19:00
7°
0%
25k
20:00
7°
0%
22k
21:00
6°
0%
21k
22:00
6°
2%
25k
23:00
6°
8%
26k
00:00
6°
18%
26k
01:00
6°
31%
25k
02:00
6°
53%
23k
03:00
7°
80%
22k
04:00
7°
96%
22k
05:00
7°
93%
21k
06:00
7°
80%
21k
07:00
8°
69%
20k
08:00
8°
66%
19k
09:00
8°
65%
19k
10:00
8°
67%
19k
11:00
9°
73%
17k
12:00
9°
81%
14k
13:00
10°
82%
11k
14:00
11°
70%
12k
15:00
11°
52%
13k
16:00

Air Quality (AQI)

Fair
23EAQI Index

Sensitive individuals should limit prolonged outdoor exertion.

PM2.5
1.9 µg/m³
PM10
3.6 µg/m³
NO₂
0.3 µg/m³

UV Index

Max 2.8
0/ 11 (Moderate)

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

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

Wind

10m AGL
23.8km/h

Gusts up to 42.8 km/h.

Direction: 174°
Moderate Gale

Solar Cycle

Daylight: 12h
Sunrise
07:18
Sunset
19:07
Twilight and solar zenith calculated based on WGS84 geographic coordinate telemetry.

Pressure

Stable High
1020hPa (MSL)
Surface Pressure899 hPa
Cloud Cover99%

Humidity & Moisture

RH Ratio
99%
Current Rain0 mm
24h Rain Accumulation0 mm

14-Day Detailed Outlook

14-Day Deterministic Model
Today
27 sep
-
3°
11°
Tomorrow
28 sep
96%
3°
11°
Tue
29 sep
-
0°
10°
Wed
30 sep
12%
4°
7°
Thu
1 okt
31%
6°
9°
Fri
2 okt
56%
6°
10°
Sat
3 okt
20%
3°
10°
Sun
4 okt
22%
2°
7°
Mon
5 okt
13%
0°
8°
Tue
6 okt
-
-1°
11°
Wed
7 okt
15%
3°
15°
Thu
8 okt
13%
5°
14°
Fri
9 okt
16%
2°
7°
Sat
10 okt
12%
0°
2°

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
Geilo South
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

Aanbevolen Gidsen • Geilo South

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