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•Elev: 40m

Istanboel

zondag 27 september 2026

19°C
OvercastFeels like 18°
H: 22°•L: 18°•Rain: 73%
Meteorological Synthesis

Overcast with highs near 22°C.

Precipitation expected over the coming days with variable skies.

Wind
18.5 km/h
Humidity
87%
UV Index
0.1 / 11
Pressure
1012 hPa

24-Hour Forecast & Meteogram

24 Hours Ahead
21°
10%
20k
16:00
20°
5%
19k
17:00
19°
3%
18k
18:00
18°
5%
19k
19:00
18°
10%
17k
20:00
18°
28%
17k
21:00
18°
58%
16k
22:00
18°
73%
16k
23:00
18°
73%
18k
00:00
18°
88%
18k
01:00
18°
85%
15k
02:00
18°
93%
15k
03:00
18°
78%
17k
04:00
18°
65%
15k
05:00
18°
58%
18k
06:00
18°
63%
19k
07:00
18°
65%
22k
08:00
18°
73%
20k
09:00
18°
68%
22k
10:00
18°
55%
23k
11:00
19°
43%
23k
12:00
19°
23%
23k
13:00
19°
8%
24k
14:00
19°
3%
23k
15:00

Air Quality (AQI)

Fair
24EAQI Index

Sensitive individuals should limit prolonged outdoor exertion.

PM2.5
7 µg/m³
PM10
12 µg/m³
NO₂
10.8 µg/m³

UV Index

Max 4.8
0.1/ 11 (Moderate)

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

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

Wind

10m AGL
18.5km/h

Gusts up to 34.2 km/h.

Direction: 13°
Gentle Breeze

Solar Cycle

Daylight: 12h
Sunrise
06:56
Sunset
18:53
Twilight and solar zenith calculated based on WGS84 geographic coordinate telemetry.

Pressure

Stable High
1016hPa (MSL)
Surface Pressure1012 hPa
Cloud Cover100%

Humidity & Moisture

RH Ratio
87%
Current Rain0 mm
24h Rain Accumulation0.6 mm

14-Day Detailed Outlook

14-Day Deterministic Model
Today
27 sep
73%
18°
22°
Tomorrow
28 sep
93%
18°
19°
Tue
29 sep
93%
17°
21°
Wed
30 sep
84%
17°
19°
Thu
1 okt
38%
15°
19°
Fri
2 okt
49%
15°
20°
Sat
3 okt
37%
17°
20°
Sun
4 okt
-
15°
20°
Mon
5 okt
21%
12°
16°
Tue
6 okt
20%
10°
18°
Wed
7 okt
14%
12°
18°
Thu
8 okt
16%
11°
17°
Fri
9 okt
14%
12°
19°
Sat
10 okt
16%
13°
21°

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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Log Local Ground ConditionStep 1 of 2: Select condition
Istanboel
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 • Istanboel

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