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.

Turkey•Marmara Region (Marmara)•Elev: 120m

Ümraniye, İstanbul

martes, 29 de septiembre de 2026

17°C
Rain ShowersFeels like 16°
H: 20°•L: 16°•Rain: 100%
Meteorological Synthesis

Rain Showers with highs near 20°C.

Precipitation expected over the coming days with variable skies.

Wind
19.2 km/h
Humidity
88%
UV Index
0 / 11
Pressure
998 hPa

24-Hour Forecast & Meteogram

24 Hours Ahead
17°
100%
20k
00:00
18°
100%
20k
01:00
18°
90%
20k
02:00
17°
70%
19k
03:00
17°
55%
16k
04:00
17°
50%
12k
05:00
17°
73%
15k
06:00
17°
83%
20k
07:00
18°
83%
22k
08:00
18°
80%
22k
09:00
18°
73%
24k
10:00
18°
55%
23k
11:00
18°
50%
20k
12:00
19°
40%
19k
13:00
20°
40%
24k
14:00
19°
50%
24k
15:00
19°
43%
23k
16:00
18°
38%
22k
17:00
17°
35%
18k
18:00
17°
35%
16k
19:00
17°
58%
16k
20:00
16°
75%
14k
21:00
16°
90%
11k
22:00
16°
90%
7k
23:00

Air Quality (AQI)

Fair
24EAQI Index

Sensitive individuals should limit prolonged outdoor exertion.

PM2.5
6.9 µg/m³
PM10
10.9 µg/m³
NO₂
9.3 µg/m³

UV Index

Max 1.1
0/ 11 (Moderate)

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

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

Wind

10m AGL
19.2km/h

Gusts up to 36.7 km/h.

Direction: 352°
Gentle Breeze

Solar Cycle

Daylight: 12h
Sunrise
06:58
Sunset
18:49
Twilight and solar zenith calculated based on WGS84 geographic coordinate telemetry.

Pressure

Stable High
1017hPa (MSL)
Surface Pressure998 hPa
Cloud Cover100%

Humidity & Moisture

RH Ratio
88%
Current Rain0.1 mm
24h Rain Accumulation11.7 mm

14-Day Detailed Outlook

14-Day Deterministic Model
Today
29 sept
100%
16°
20°
Tomorrow
30 sept
88%
16°
20°
Thu
1 oct
37%
14°
20°
Fri
2 oct
60%
14°
18°
Sat
3 oct
33%
15°
20°
Sun
4 oct
24%
13°
19°
Mon
5 oct
-
12°
20°
Tue
6 oct
-
13°
17°
Wed
7 oct
-
13°
19°
Thu
8 oct
12%
12°
21°
Fri
9 oct
16%
13°
20°
Sat
10 oct
14%
14°
18°
Sun
11 oct
22%
14°
19°
Mon
12 oct
14%
13°
20°

Live Weather Radar — Pan-European Doppler Radar

Past -60m•Now•+120m Outlook

Nearby Cities & Stations in Turkey

Regional Grid

Live Ground-Truth Observation Feed

Peer-verified reports logged by spotters and automated PWS stations across Europe

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Ümraniye, İstanbul
Ground Temp:°C

Observations undergo peer verification by regional spotters and enrich city telemetry.

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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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