Today
Sun, Jun 21
Heavy rain
31°19°
- Rain chance
- 100%
- Precip
- 26.9 mm
- Max wind
- 16 km/h
Heusden air quality
Flanders, Belgium · Brussels time · 51.04°, 5.28°
Extreme heat Friday: feels-like temperatures up to 40 °C.
Extreme heat Friday: feels-like temperatures up to 40 °C.
Derived advisory — not an official warning
Current conditions · 4:15 PM local
Current conditions in Heusden
31°C
Overcast
Feels like 26°C
- Humidity
- 64%
- Wind
- 5 km/h NNE
- Gusts
- 17 km/h
- UV index
- 0
- Visibility
- 50 km
Air quality
42
Good
US AQI · European AQI 57
Air quality in Heusden is currently good, with a US AQI of 42 (European AQI 57). The dominant pollutant right now is ozone. Air quality is healthy; no precautions needed. Fine particulate matter (PM2.5) measures 9.3 µg/m³. Pollen in the air today: grass (moderate) — allergy sufferers take note.
Pollutants
- PM2.5
- 9.3 µg/m³
- PM10
- 11.1 µg/m³
- Ozone (O₃)
- 125 µg/m³
- NO₂
- 1.5 µg/m³
- SO₂
- 0.9 µg/m³
- CO
- 138 µg/m³
- Dust
- 3 µg/m³
Pollen
- Grass
- 47.8 gr/m³
- Birch
- 0 gr/m³
- Alder
- 0 gr/m³
- Olive
- 0.1 gr/m³
- Mugwort
- 0.9 gr/m³
- Ragweed
- 0 gr/m³
AQI computed from the CAMS air quality model via Open-Meteo. Bands follow the US EPA scale.
Right now
Right now in Heusden, it's overcast with the temperature at 31 °C. It feels warmer than it reads, more like 35 °C. Wind is from the NNE at 5 km/h. Humidity stands at 53% with sea-level pressure near 1024 hPa.
At a glance
Today
31° / 19°Heavy rain · rain likely (100%)
Tomorrow
30° / 21°Overcast
Upcoming · to Saturday
39° / 20°A steady stretch: highs near 39°, lows around 20°, and no day above a 24% rain chance through Saturday.
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Next 3 days
Expect heavy rain today, between 19 °C and 31 °C. Rain chance peaks at 100% with around 26.9 mm possible. Tomorrow looks like overcast; temperatures run from 21 °C up to 30 °C. Tuesday looks like overcast; temperatures run from 20 °C up to 33 °C.
Tomorrow
Mon, Jun 22
Overcast
30°21°
- Rain chance
- 0%
- Precip
- 0 mm
- Max wind
- 12 km/h
Tuesday
Tue, Jun 23
Overcast
33°21°
- Rain chance
- 4%
- Precip
- 0 mm
- Max wind
- 13 km/h
Next 48 hours
- 12 AM24°13%10 km/h
- 1 AM23°2%6 km/h
- 2 AM21°4%14 km/h
- 3 AM21°34%8 km/h
- 4 AM19°77%15 km/h
- 5 AM22°100%16 km/h
- 6 AM20°80%7 km/h
- 7 AM20°39%8 km/h
- 8 AM22°14%3 km/h
- 9 AM23°26%3 km/h
- 10 AM24°54%9 km/h
- 11 AM26°69%5 km/h
- 12 PM27°55%7 km/h
- 1 PM28°29%7 km/h
- 2 PM29°8%6 km/h
- 3 PM30°1%6 km/h
- 4 PM31°0%5 km/h
- 5 PM31°0%6 km/h
- 6 PM31°1%8 km/h
- 7 PM30°4%8 km/h
- 8 PM29°6%10 km/h
- 9 PM28°5%10 km/h
- 10 PM27°2%7 km/h
- 11 PM26°0%8 km/h
- 12 AM25°0%9 km/h
- 1 AM24°0%10 km/h
- 2 AM24°0%10 km/h
- 3 AM23°0%12 km/h
- 4 AM22°0%11 km/h
- 5 AM21°0%12 km/h
- 6 AM21°0%12 km/h
- 7 AM21°0%11 km/h
- 8 AM21°0%10 km/h
- 9 AM22°0%8 km/h
- 10 AM24°0%8 km/h
- 11 AM25°0%10 km/h
- 12 PM27°0%12 km/h
- 1 PM28°0%12 km/h
- 2 PM29°0%12 km/h
- 3 PM30°0%11 km/h
- 4 PM30°0%9 km/h
- 5 PM30°0%9 km/h
- 6 PM30°0%9 km/h
- 7 PM30°0%10 km/h
- 8 PM29°0%11 km/h
- 9 PM28°0%9 km/h
- 10 PM27°0%9 km/h
- 11 PM25°0%8 km/h
In depth
Heusden starts the period under overcast, with the mercury at 31 °C and a feels-like of 35 °C. Today's forecast calls for heavy rain, topping out near 31 °C before falling back to 19 °C overnight. Winds blow mainly from the NE around 16 km/h, with gusts up to 29 km/h. A warming trend takes daytime highs from 30 to 38 °C over the coming week. Rain is in the picture on today, with roughly 27 mm expected in total across the week. Tomorrow brings overcast with a high of 30 °C and a 0% chance of precipitation. The UV index reaches 7 today, so sun protection is sensible during the middle of the day. Sunrise comes at 05:24 and sunset at 21:57, giving 16.5 hours of daylight. Current humidity sits at 53% with pressure near 1024 hPa. Looking further out, Thursday shows overcast with a high around 37 °C, while Saturday ends the week at 36 °C. Forecast details are refreshed throughout the day as new model runs arrive, so check back for the latest figures.
Sun & UV
- Sunrise
- 5:24 AM
- Sunset
- 9:57 PM
- Daylight
- 16h 33m
- Max UV
- 7 High
Wind
- Wind
- 5 km/h
- Gusts
- 17 km/h
- Direction
- NNE (30°)
Farming weather
Soil temperatures today read surface 22.7 °C, 6 cm 26.8 °C, 18 cm 27.8 °C, 54 cm 22.1 °C. Soil moisture sits at 0-1 cm at 0.14 m³/m³, 3-9 cm at 0.15 m³/m³, 27-81 cm at 0.14 m³/m³. For wheat, the root-zone reading is below the ideal 0.2-0.35 m³/m³ band. Reference evapotranspiration totals 45 mm against only 27 mm of expected rain — a 18 mm deficit, so irrigation will be needed this week. A suitable spraying window opens around 06:00 on 2026-06-21, with winds at or below 15 km/h and no rain expected. Heat stress is likely for wheat with highs reaching 38 °C (threshold 32 °C). Heat stress is likely for maize with highs reaching 38 °C (threshold 35 °C). Projected growing degree days over the next week: wheat 166, maize 128.
- Topsoil moisture
- 0.096 m³/m³
- Soil temp
- 20°C
- ET₀ today
- 5.65 mm
- Spray window
- ~6:00
- Rain (next 7d)
- 27.2 mm
- Wind
- 5 km/h
- Humidity
- 64%
Advisory summary
Weather alerts for Heusden (derived from forecast data, not official warnings): Extreme heat Friday: feels-like temperatures up to 40 °C.
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All data for Heusden
| Variable | Value |
|---|---|
| City | Heusden, Flanders, Belgium |
| Coordinates | 51.03664, 5.28013 |
| Elevation | 39 m |
| Timezone | Europe/Brussels |
| Population | 31,017 |
| Observed at (local) | 4:15 PM |
| Temperature (2 m) | 31°C |
| Apparent temperature | 26°C |
| Relative humidity (2 m) | 64% |
| Dew point (2 m) | 17°C |
| Precipitation (last hour) | 0 mm |
| Rain | 0 mm |
| Showers | 0 mm |
| Snowfall | 0 cm |
| Weather code (WMO) | 3 |
| Cloud cover | 96% |
| Surface pressure | 1020 hPa |
| Sea-level pressure | 1024 hPa |
| Wind speed (10 m) | 5 km/h |
| Wind gusts (10 m) | 17 km/h |
| Wind direction (10 m) | 30° (NNE) |
| Visibility | 50 km |
| UV index | 0 |
| Day / night | Day |
| Today max / min | 31°C / 19°C |
| Today feels-like max / min | 35°C / 20°C |
| Today precipitation sum | 26.9 mm |
| Today rain sum | 26.9 mm |
| Today snowfall sum | 0 cm |
| Today max precip probability | 100% |
| Today max wind / gusts | 16 km/h / 29 km/h |
| Dominant wind direction | 51° (NE) |
| Sunrise / sunset | 5:24 AM / 9:57 PM |
| Daylight duration | 16h 33m |
| Sunshine duration | 14h 21m |
| Max UV index | 7 |
| Reference evapotranspiration (ET₀) | 5.65 mm |
| Topsoil moisture (0–1 cm) | 0.096 m³/m³ |
| Surface soil temperature | 20°C |
| US AQI | 42 |
| European AQI | 57 |
| PM2.5 | 9.3 µg/m³ |
| PM10 | 11.1 µg/m³ |
| Ozone (O₃) | 125 µg/m³ |
| Nitrogen dioxide (NO₂) | 1.5 µg/m³ |
| Sulphur dioxide (SO₂) | 0.9 µg/m³ |
| Carbon monoxide (CO) | 138 µg/m³ |
| Dust | 3 µg/m³ |
| Alder pollen | 0 gr/m³ |
| Birch pollen | 0 gr/m³ |
| Grass pollen | 47.8 gr/m³ |
| Mugwort pollen | 0.9 gr/m³ |
| Olive pollen | 0.1 gr/m³ |
| Ragweed pollen | 0 gr/m³ |
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<iframe src="https://weathertomorrow.cloud/embed/city/be/flanders/heusden" width="320" height="180" frameborder="0" title="Heusden weather" loading="lazy"></iframe>Frequently asked questions
Will it rain in Heusden tomorrow?
Rain is unlikely in Heusden tomorrow; the precipitation chance stays around 0%.
What is the temperature in Heusden today?
Today Heusden sees heavy rain with a high of 31 °C and a low of 19 °C.
How hot will it be in Heusden tomorrow?
Tomorrow's high in Heusden is forecast at 30 °C with overcast.
Is it windy in Heusden today?
No, not especially; gusts only reach up to 29 km/h today.
What is the UV index in Heusden today?
The UV index peaks at 7 today, which is high.
What time is sunrise and sunset in Heusden today?
The sun rises at 05:24 and sets at 21:57 local time.
Is the air quality in Heusden good today?
Air quality is good right now, with a US AQI reading of 42.