Official Meteorological TelemetryMeteoAlarm Advisory

MeteoAlarm Advisory: Elevated Wind Gusts

Wind gusts exceeding 58.3 km/h recorded across the local sector. Secure loose outdoor fixtures and exercise caution along exposed routes.

Turkey•Marmara Region (Marmara)•Elev: 50m

Sarıyer (Bosphorus), İstanbul

Monday, September 28, 2026

18°C
OvercastFeels like 16°
H: 18°•L: 18°•Rain: 98%
Meteorological Synthesis

Overcast with highs near 18°C.

Precipitation expected over the coming days with variable skies.

Wind
22.7 km/h
Humidity
76%
UV Index
2.7 / 11
Pressure
1004 hPa

24-Hour Forecast & Meteogram

24 Hours Ahead
18°
90%
25k
09:00
18°
70%
23k
10:00
18°
28%
23k
11:00
18°
10%
23k
12:00
18°
0%
22k
13:00
18°
0%
22k
14:00
18°
0%
22k
15:00
18°
0%
20k
16:00
18°
0%
20k
17:00
18°
5%
16k
18:00
18°
20%
18k
19:00
18°
33%
16k
20:00
18°
30%
18k
21:00
18°
45%
18k
22:00
18°
50%
19k
23:00
17°
80%
19k
00:00
18°
88%
16k
01:00
18°
95%
15k
02:00
18°
95%
15k
03:00
17°
93%
12k
04:00
18°
85%
10k
05:00
18°
85%
14k
06:00
18°
83%
16k
07:00
18°
85%
16k
08:00

Air Quality (AQI)

Fair
23EAQI Index

Sensitive individuals should limit prolonged outdoor exertion.

PM2.5
5.8 µg/m³
PM10
11 µg/m³
NO₂
3.3 µg/m³

UV Index

Max 1.1
2.7/ 11 (Moderate)

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

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

Wind

10m AGL
22.7km/h

Gusts up to 58.3 km/h.

Direction: 340°
Moderate Gale

Solar Cycle

Daylight: 12h
Sunrise
06:57
Sunset
18:51
Twilight and solar zenith calculated based on WGS84 geographic coordinate telemetry.

Pressure

Stable High
1016hPa (MSL)
Surface Pressure1004 hPa
Cloud Cover96%

Humidity & Moisture

RH Ratio
76%
Current Rain0 mm
24h Rain Accumulation24.6 mm

14-Day Detailed Outlook

14-Day Deterministic Model
Today
Sep 28
98%
18°
18°
Tomorrow
Sep 29
95%
17°
18°
Wed
Sep 30
95%
17°
20°
Thu
Oct 1
35%
16°
18°
Fri
Oct 2
51%
16°
17°
Sat
Oct 3
38%
15°
21°
Sun
Oct 4
20%
14°
22°
Mon
Oct 5
31%
12°
21°
Tue
Oct 6
25%
13°
19°
Wed
Oct 7
23%
16°
20°
Thu
Oct 8
12%
15°
21°
Fri
Oct 9
17%
14°
21°
Sat
Oct 10
15%
14°
22°
Sun
Oct 11
18%
14°
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

Real-time Ingestion
Log Local Ground ConditionStep 1 of 2: Select condition
Sarıyer (Bosphorus), İstanbul
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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