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.

Greece•Mainland & Aegean Islands•Elev: 417m

Katerini Centre

dimanche 27 septembre 2026

13°C
Largement EnsoleilléRessenti 11°
H: 19°•L: 12°•Rain: 68%
Meteorological Synthesis

Largement Ensoleillé with highs near 19°C.

Precipitation expected over the coming days with variable skies.

Vent
9.7 km/h
Humidité
61%
Indice UV
0 / 11
Pression
951 hPa

Météogramme sur 24 Heures

24 Hours Ahead
18°
0%
4k
17:00
18°
0%
2k
18:00
17°
0%
4k
19:00
14°
0%
8k
20:00
13°
0%
10k
21:00
13°
0%
10k
22:00
13°
0%
10k
23:00
13°
0%
9k
00:00
13°
0%
9k
01:00
13°
0%
9k
02:00
13°
0%
8k
03:00
12°
0%
8k
04:00
12°
0%
8k
05:00
12°
0%
8k
06:00
11°
0%
7k
07:00
11°
0%
7k
08:00
13°
0%
5k
09:00
16°
0%
3k
10:00
17°
0%
4k
11:00
17°
0%
5k
12:00
18°
0%
6k
13:00
19°
0%
6k
14:00
19°
0%
7k
15:00
19°
0%
8k
16:00

Qualité de l’air (AQI)

Fair
24EAQI Index

Sensitive individuals should limit prolonged outdoor exertion.

PM2.5
3.1 µg/m³
PM10
4 µg/m³
NO₂
1 µg/m³

Indice UV

Max 5.8
0/ 11 (Moderate)

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

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

Vent

10m AGL
9.7km/h

Rafales jusqu’à 16.9 km/h.

Direction: 301°
Gentle Breeze

Solar Cycle

Daylight: 12h
Lever du soleil
07:23
Coucher du soleil
19:19
Twilight and solar zenith calculated based on WGS84 geographic coordinate telemetry.

Pression

Stable High
1021hPa (MSL)
Surface Pressure951 hPa
Cloud Cover20%

Humidité & Moisture

RH Ratio
61%
Current Rain0 mm
24h Rain Accumulation0 mm

Tendance détaillée sur 14 Jours

14-Day Deterministic Model
Today
27 sept.
68%
12°
19°
Tomorrow
28 sept.
-
11°
19°
Tue
29 sept.
-
11°
19°
Wed
30 sept.
13%
12°
17°
Thu
1 oct.
-
10°
18°
Fri
2 oct.
17%
11°
17°
Sat
3 oct.
20%
11°
14°
Sun
4 oct.
-
11°
17°
Mon
5 oct.
27%
9°
16°
Tue
6 oct.
30%
9°
16°
Wed
7 oct.
41%
9°
14°
Thu
8 oct.
41%
10°
11°
Fri
9 oct.
43%
10°
14°
Sat
10 oct.
44%
10°
13°

Radar Météo en Direct — Pan-European Doppler Radar

Past -60m•Now•+120m Outlook

Nearby Cities & Stations in Greece

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
Katerini Centre
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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