Pollen forecast · Ostrava
Wed 26 Aug
Peaks today
Ragweed
High level
32grains/m³
LowVery high
Strong symptoms for most – consider medication.
Mugwort
4
Low
Grasses
4
Low
None detected today: Alder · Birch · Olive
4-day forecast
| grains/m³ | Wed 26 | Thu 27 | Fri 28 | Sat 29 |
|---|---|---|---|---|
| Ragweed | 32 | 33 | 41 | 46 |
| Mugwort | 4 | 5 | 10 | 7 |
| Grasses | 4 | 4 | 4 | 4 |
Pollen season
janaprjuloctdec
Alder
Birch
Grasses
Mugwort
Ragweed
Olive
Source: Open-Meteo · 26/08/2026, 18:00:00
Values are modeled (CAMS / SILAM, ~11 km grid), not measured – treat as indicative.