Today
Sun, Jun 21
Heavy rain
30°18°
- Rain chance
- 84%
- Precip
- 22.1 mm
- Max wind
- 19 km/h
Wallonia, Belgium · Brussels time · 50.64°, 5.79°
Current conditions · 3:45 PM local
30°C
Overcast
Feels like 24°C
42
Good
US AQI · European AQI 46
Air quality in Herve is currently good, with a US AQI of 42 (European AQI 46). The dominant pollutant right now is ozone. Air quality is healthy; no precautions needed. Fine particulate matter (PM2.5) measures 10.5 µg/m³. Pollen in the air today: grass (moderate) — allergy sufferers take note.
AQI computed from the CAMS air quality model via Open-Meteo. Bands follow the US EPA scale.
Conditions in Herve at the moment: overcast, 30 °C. It feels warmer than it reads, more like 34 °C. Wind is from the NNW at 10 km/h. Humidity stands at 56% with sea-level pressure near 1024 hPa.
Heavy rain · rain likely (84%)
Overcast
A steady stretch: highs near 36°, lows around 17°, and no day above a 24% rain chance through Saturday.
Expect heavy rain today, between 18 °C and 30 °C. Rain chance peaks at 84% with around 22.1 mm possible. Tomorrow brings overcast with a high of 30 °C and a low of 20 °C. Expect partly cloudy Tuesday, between 19 °C and 32 °C.
Today
Sun, Jun 21
Heavy rain
30°18°
Tomorrow
Mon, Jun 22
Overcast
30°20°
Tuesday
Tue, Jun 23
Partly cloudy
32°19°
Herve starts the period under overcast, with the mercury at 30 °C and a feels-like of 34 °C. Today's forecast calls for heavy rain, topping out near 30 °C before falling back to 18 °C overnight. Winds blow mainly from the NE around 19 km/h, with gusts up to 32 km/h. Daytime highs hold fairly steady this week, staying within 30 to 36 °C. Rain is in the picture on today, with roughly 23 mm expected in total across the week. Tomorrow brings overcast with a high of 30 °C and a 2% 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 21:52, giving 16.5 hours of daylight. Current humidity sits at 56% with pressure near 1024 hPa. Looking further out, Thursday shows overcast with a high around 35 °C, while Saturday ends the week at 33 °C. Forecast details are refreshed throughout the day as new model runs arrive, so check back for the latest figures.
Soil temperatures today read surface 21 °C, 6 cm 23.5 °C, 18 cm 22.9 °C, 54 cm 17.1 °C. Soil moisture sits at 0-1 cm at 0.26 m³/m³, 3-9 cm at 0.26 m³/m³, 27-81 cm at 0.29 m³/m³. For wheat, the root-zone reading is within the ideal 0.2-0.35 m³/m³ band. Reference evapotranspiration totals 44 mm against only 23 mm of expected rain — a 22 mm deficit, so irrigation will be needed this week. A suitable spraying window opens around 07:00 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 36 °C (threshold 32 °C). Heat stress is likely for maize with highs reaching 36 °C (threshold 35 °C). Projected growing degree days over the next week: wheat 155, maize 117.
No weather alert thresholds are crossed for Herve in the current forecast (derived from forecast data, not official warnings). Conditions may still change — check back for updates.
| Variable | Value |
|---|---|
| City | Herve, Wallonia, Belgium |
| Coordinates | 50.64083, 5.79353 |
| Elevation | 300 m |
| Timezone | Europe/Brussels |
| Population | 16,544 |
| Observed at (local) | 3:45 PM |
| Temperature (2 m) | 30°C |
| Apparent temperature | 24°C |
| Relative humidity (2 m) | 69% |
| 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 | 100% |
| Surface pressure | 990 hPa |
| Sea-level pressure | 1024 hPa |
| Wind speed (10 m) | 10 km/h |
| Wind gusts (10 m) | 22 km/h |
| Wind direction (10 m) | 338° (NNW) |
| Visibility | 50 km |
| UV index | 0 |
| Day / night | Day |
| Today max / min | 30°C / 18°C |
| Today feels-like max / min | 35°C / 19°C |
| Today precipitation sum | 22.1 mm |
| Today rain sum | 22.1 mm |
| Today snowfall sum | 0 cm |
| Today max precip probability | 84% |
| Today max wind / gusts | 19 km/h / 32 km/h |
| Dominant wind direction | 39° (NE) |
| Sunrise / sunset | 5:24 AM / 9:52 PM |
| Daylight duration | 16h 29m |
| Sunshine duration | 14h 35m |
| Max UV index | 7.1 |
| Reference evapotranspiration (ET₀) | 5.67 mm |
| Topsoil moisture (0–1 cm) | 0.225 m³/m³ |
| Surface soil temperature | 19°C |
| US AQI | 42 |
| European AQI | 46 |
| PM2.5 | 10.5 µg/m³ |
| PM10 | 13.3 µg/m³ |
| Ozone (O₃) | 109 µg/m³ |
| Nitrogen dioxide (NO₂) | 1.4 µg/m³ |
| Sulphur dioxide (SO₂) | 0.3 µg/m³ |
| Carbon monoxide (CO) | 140 µg/m³ |
| Dust | 4 µg/m³ |
| Alder pollen | 0 gr/m³ |
| Birch pollen | 0 gr/m³ |
| Grass pollen | 31 gr/m³ |
| Mugwort pollen | 1.3 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/wallonia/herve" width="320" height="180" frameborder="0" title="Herve weather" loading="lazy"></iframe>Rain is unlikely in Herve tomorrow; the precipitation chance stays around 2%.
Today Herve sees heavy rain with a high of 30 °C and a low of 18 °C.
Tomorrow's high in Herve is forecast at 30 °C with overcast.
No, not especially; gusts only reach up to 32 km/h today.
The UV index peaks at 7 today, which is high.
The sun rises at 05:24 and sets at 21:52 local time.
Air quality is good right now, with a US AQI reading of 42.