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.

United Kingdom•England - Greater London & South•Elev: 368m

London Valle

martes, 29 de septiembre de 2026

17°C
OvercastFeels like 14°
H: 19°•L: 11°•Rain: 73%
Meteorological Synthesis

Overcast with highs near 19°C.

Precipitation expected over the coming days with variable skies.

Wind
32 km/h
Humidity
88%
UV Index
0 / 11
Pressure
1007 hPa

24-Hour Forecast & Meteogram

24 Hours Ahead
17°
73%
28k
19:00
17°
63%
31k
20:00
17°
40%
32k
21:00
19°
22%
26k
22:00
19°
12%
28k
23:00
18°
7%
28k
00:00
19°
12%
32k
01:00
19°
35%
32k
02:00
18°
67%
27k
03:00
19°
92%
39k
04:00
18°
100%
37k
05:00
18°
100%
44k
06:00
15°
100%
30k
07:00
15°
100%
24k
08:00
16°
100%
30k
09:00
16°
100%
34k
10:00
16°
78%
31k
11:00
17°
48%
36k
12:00
16°
29%
38k
13:00
16°
32%
26k
14:00
17°
45%
34k
15:00
17°
53%
31k
16:00
17°
46%
29k
17:00
16°
34%
18k
18:00

Air Quality (AQI)

Fair
28EAQI Index

Sensitive individuals should limit prolonged outdoor exertion.

PM2.5
4.9 µg/m³
PM10
8.4 µg/m³
NO₂
2.9 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
32km/h

Gusts up to 41.8 km/h.

Direction: 68°
Moderate Gale

Solar Cycle

Daylight: 12h
Sunrise
07:12
Sunset
18:55
Twilight and solar zenith calculated based on WGS84 geographic coordinate telemetry.

Pressure

Stable High
1007hPa (MSL)
Surface Pressure1007 hPa
Cloud Cover100%

Humidity & Moisture

RH Ratio
88%
Current Rain0 mm
24h Rain Accumulation0 mm

14-Day Detailed Outlook

14-Day Deterministic Model
Today
29 sept
73%
11°
19°
Tomorrow
30 sept
100%
15°
19°
Thu
1 oct
81%
13°
16°
Fri
2 oct
100%
12°
16°
Sat
3 oct
61%
6°
15°
Sun
4 oct
16%
12°
17°
Mon
5 oct
-
10°
15°
Tue
6 oct
31%
10°
16°
Wed
7 oct
26%
8°
13°
Thu
8 oct
19%
6°
13°
Fri
9 oct
41%
11°
14°
Sat
10 oct
41%
9°
12°
Sun
11 oct
30%
8°
13°
Mon
12 oct
35%
13°
16°

Live Weather Radar — Pan-European Doppler Radar

Past -60m•Now•+120m Outlook

Nearby Cities & Stations in United Kingdom

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
London Valle
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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