Official Meteorological TelemetryMeteoAlarm Advisory

MeteoAlarm Advisory: Heavy Precipitation Ahead

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

Denmark•Zealand & Jutland•Elev: 335m

Roskilde Lake & Shore

Monday, September 28, 2026

15°C
Mainly ClearFeels like 11°
H: 16°•L: 11°•Rain: 79%
Meteorological Synthesis

Mainly Clear with highs near 16°C.

Precipitation expected over the coming days with variable skies.

Wind
24.1 km/h
Humidity
82%
UV Index
0 / 11
Pressure
1011 hPa

24-Hour Forecast & Meteogram

24 Hours Ahead
14°
0%
27k
00:00
15°
0%
26k
01:00
15°
0%
22k
02:00
15°
0%
18k
03:00
15°
0%
16k
04:00
15°
0%
14k
05:00
14°
18%
13k
06:00
14°
43%
12k
07:00
14°
63%
12k
08:00
13°
74%
10k
09:00
13°
79%
10k
10:00
14°
78%
10k
11:00
15°
66%
10k
12:00
15°
48%
10k
13:00
16°
35%
10k
14:00
16°
34%
10k
15:00
16°
39%
9k
16:00
16°
39%
10k
17:00
15°
29%
11k
18:00
14°
15%
9k
19:00
13°
4%
7k
20:00
12°
0%
6k
21:00
12°
0%
6k
22:00
11°
0%
6k
23:00

Air Quality (AQI)

Fair
31EAQI Index

Sensitive individuals should limit prolonged outdoor exertion.

PM2.5
10.5 µg/m³
PM10
17.7 µg/m³
NO₂
2.9 µg/m³

UV Index

Max 1.5
0/ 11 (Moderate)

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

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

Wind

10m AGL
24.1km/h

Gusts up to 45.7 km/h.

Direction: 150°
Moderate Gale

Solar Cycle

Daylight: 12h
Sunrise
07:18
Sunset
19:04
Twilight and solar zenith calculated based on WGS84 geographic coordinate telemetry.

Pressure

Stable High
1016hPa (MSL)
Surface Pressure1011 hPa
Cloud Cover46%

Humidity & Moisture

RH Ratio
82%
Current Rain0 mm
24h Rain Accumulation2.2 mm

14-Day Detailed Outlook

14-Day Deterministic Model
Today
Sep 28
79%
11°
16°
Tomorrow
Sep 29
24%
8°
15°
Wed
Sep 30
-
13°
20°
Thu
Oct 1
29%
13°
18°
Fri
Oct 2
59%
10°
18°
Sat
Oct 3
19%
9°
15°
Sun
Oct 4
14%
10°
16°
Mon
Oct 5
19%
10°
15°
Tue
Oct 6
20%
11°
16°
Wed
Oct 7
23%
8°
15°
Thu
Oct 8
15%
7°
14°
Fri
Oct 9
20%
7°
12°
Sat
Oct 10
21%
5°
12°
Sun
Oct 11
22%
2°
12°

Live Weather Radar — 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
Roskilde Lake & Shore
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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