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Grande-Synthe weather

Nord (59) · 20,239 inhabitants · Friday, November 6 · updated 21:01

Air: Poor

8°

Rain showers

Feels like 8°C

Wind

4 km/h

Gusts

8 km/h

Humidity

90 %

Pressure

1023 hPa

Clouds

56 %

Storm

Rise 07:51 Set 17:17 Day 9 h 25 min UV 1 · Low

Grande-Synthe 14-day forecast

Trend

Evening

Overcast

8°7°

Feels like 7°

Wind ↑ S 6 km/h

Humidity 93 %

💧 0.1 mm

22:00

8°

S 6

Rain radar around Grande-Synthe

Rain observed over the last two hours by official weather radars around Grande-Synthe, followed by the radar forecast for the next hour where the weather service provides one.

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Rain radar Last two hours, then forecast where available · drag the timeline

Air you breathe in Grande-Synthe: pollution and pollen

4/6

Poor

European Air Quality Index (EAQI), from Copernicus CAMS

PM2.526µg/m³

PM1030µg/m³

O₃5µg/m³

NO₂39µg/m³

SO₂14µg/m³

Pollen

AlderNone

BirchNone

GrassNone

MugwortNone

OliveNone

RagweedNone

Copernicus CAMS model, updated several times a day.

Grande-Synthe forecast in charts · next 7 days

The week ahead: highs and lows

▼ This week runs -1.9° cooler than usual

Highs Lows Usual for the season (1991–2020 average)

Hourly detail

Temperature (°C) Rain (mm) Wind (km/h)

Moon over Grande-Synthe

Waning crescent

12 % illuminated · 26.3 days

Rise 04:40 Set 15:46

Sat 7/11 6%

Sun 8/11 2%

Mon 9/11 0%

Tue 10/11 1% New moon

Wed 11/11 3%

Thu 12/11 8%

Fri 13/11 15%

Sat 14/11 23%

Sun 15/11 33%

Mon 16/11 43%

Tue 17/11 54% First quarter

Wed 18/11 64%

Moonrise and moonset in local time (Europe/Paris); phase and lit fraction from a synodic calculation.

Sea and tides near Grande-Synthe

Tide station used: Grande-Synthe

Tide times in Grande-Synthe

🌊 Sea surface

13.9 °C

satellite, 6/11

Sea state

Rippled

waves 0.4 m

Period

6 s

Swell

0.4 m

TodayFri 06/11

High range76

Low tide 05:02 1.1 m

High tide 10:50 5.6 m

Low tide 17:28 0.8 m

High tide 23:18 5.8 m

TomorrowSat 07/11

High range82

Low tide 05:49 0.9 m

High tide 11:35 5.9 m

Low tide 18:13 0.7 m

High tide 23:57 6.0 m

SunSun 08/11

High range85

Low tide 06:30 0.8 m

High tide 12:13 6.0 m

Low tide 18:51 0.7 m

MonMon 09/11

High range85

High tide 00:31 6.0 m

Low tide 07:08 0.9 m

High tide 12:46 6.0 m

Low tide 19:25 0.8 m

Heights above chart datum. Coefficient: 20 for the weakest tides, 120 for the strongest.

Look up a past day in Grande-Synthe

Curious about the weather in Grande-Synthe on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.

Grande-Synthe weather at a glance

This page gathers everything about the weather in Grande-Synthe, Nord (59): conditions now, the forecast for each part of the day and the trend for the coming week. At the moment the sky is “rain showers”, it is 8 °C (feels like 8 °C) and the wind blows at 4 km/h.

Expected range today: 4 °C to 8 °C and a dry sky. The forecast comes from the AtmoAtlas engine, which combines ECMWF-AIFS, NOAA GFS and DWD ICON, adjusts cloud cover with METAR reports and uses convective energy (CAPE) to flag storms, plus the tide times for Grande-Synthe.

Other big cities nearby

Saint-Quentin 147 km 7°

Antwerp 149 km 9°

Grande-Synthe weather data for developers

Use the Grande-Synthe forecast in your own website or app: one JSON call returns weather, air quality, tides and sun and moon times. The free key needs no card.

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Where does this forecast come from? Our engine, checked every day against 1124 weather stations