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: 30m

Derince, Kocaeli

maandag 28 september 2026

19°C
Light RainFeels like 18°
H: 19°•L: 18°•Rain: 100%
Meteorological Synthesis

Light Rain with highs near 19°C.

Precipitation expected over the coming days with variable skies.

Wind
12.7 km/h
Humidity
81%
UV Index
0.5 / 11
Pressure
1008 hPa

24-Hour Forecast & Meteogram

24 Hours Ahead
18°
100%
10k
11:00
19°
100%
11k
12:00
19°
100%
9k
13:00
19°
100%
13k
14:00
19°
90%
16k
15:00
19°
70%
17k
16:00
19°
65%
20k
17:00
18°
83%
21k
18:00
18°
88%
20k
19:00
18°
90%
18k
20:00
18°
93%
17k
21:00
18°
93%
16k
22:00
18°
90%
17k
23:00
18°
95%
19k
00:00
18°
95%
20k
01:00
17°
98%
13k
02:00
17°
98%
5k
03:00
18°
100%
6k
04:00
18°
93%
6k
05:00
17°
93%
8k
06:00
17°
83%
9k
07:00
17°
95%
10k
08:00
18°
100%
6k
09:00
18°
100%
5k
10:00

Air Quality (AQI)

Fair
22EAQI Index

Sensitive individuals should limit prolonged outdoor exertion.

PM2.5
5.8 µg/m³
PM10
6.6 µg/m³
NO₂
4.6 µg/m³

UV Index

Max 1.2
0.5/ 11 (Moderate)

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

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

Wind

10m AGL
12.7km/h

Gusts up to 23 km/h.

Direction: 315°
Gentle Breeze

Solar Cycle

Daylight: 12h
Sunrise
06:54
Sunset
18:48
Twilight and solar zenith calculated based on WGS84 geographic coordinate telemetry.

Pressure

Stable High
1015hPa (MSL)
Surface Pressure1008 hPa
Cloud Cover100%

Humidity & Moisture

RH Ratio
81%
Current Rain0.3 mm
24h Rain Accumulation41.9 mm

14-Day Detailed Outlook

14-Day Deterministic Model
Today
28 sep
100%
18°
19°
Tomorrow
29 sep
100%
17°
19°
Wed
30 sep
75%
16°
20°
Thu
1 okt
24%
12°
20°
Fri
2 okt
26%
15°
18°
Sat
3 okt
33%
14°
21°
Sun
4 okt
20%
11°
23°
Mon
5 okt
18%
12°
21°
Tue
6 okt
20%
11°
21°
Wed
7 okt
16%
12°
22°
Thu
8 okt
-
13°
23°
Fri
9 okt
-
14°
22°
Sat
10 okt
14%
13°
23°
Sun
11 okt
16%
14°
23°

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

Real-time Ingestion
Log Local Ground ConditionStep 1 of 2: Select condition
Derince, Kocaeli
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 • Derince, Kocaeli

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