Forecast

Moderate to high pollen load over the long weekend!

Sunny and dry weather conditions throughout Lower Austria over the long weekend. The stable weather conditions will encourage the unhindered release and spread of pollen. The burden for pollen allergy sufferers may reach a moderate to high level in the coming days.

In large parts of Lower Austria, the birch has already bloomed. Only in the higher regions of the industrial, cider and forest districts are there still blooming stragglers. Here, moderate to high concentrations can still be reached locally.

The flowering of walnut, oak and beech continues in Lower Austria. Due to their relationship to the birch family, they can also trigger allergic cross-reactions in sensitive people.

In parks and along streets the manna ash. Although it is relevant for people with an ash pollen allergy, it produces significantly less pollen than the common ash, as it is mainly pollinated by insects. Nevertheless, you should avoid the immediate vicinity of these trees. Also of interest to this group of allergy sufferers is the lilac. This insect-pollinated, white or purple flowering shrub has already passed the peak of its bloom. In order to keep living spaces low in allergens, sensitive people should avoid placing flowering lilac branches indoors.

The plane trees are largely dusted off, only in the immediate vicinity of these trees can small to moderate amounts of pollen still be expected. The horse chestnuts have reached full bloom in large parts of Lower Austria. Due to their relationship, they are particularly important for people who are sensitive to maple pollen pollen.

Rape is flowering in the fields. Sensitised people should avoid the area around these yellow flowering fields, as the exposure here can be intense.

From large parts of Lower Austria, with the exception of the higher regions, we have received reports of flowering panicle grass, couch grass, tufted grass and foxtail grass. In our measuring stations in St. Pölten and Stockerau, relevant amounts of grass pollen have also been reported. amounts of grass pollen registered.

Note: At the moment, a yellowish film of dust can be found on car roofs or window sills. This is pollen from conifers such as spruce, pine and fir trees. From an allergological point of view, it is not relevant. However, as this pollen is present in high concentrations in the ambient air, it can cause mechanical irritation of the conjunctiva and respiratory tract.

In addition to the pollen types already mentioned, there is currently also pollen from maple,larchrush and cypress plants in the air. However, these only have a low allergenic potential.

Forecast from 2026-04-30

Note: The data shown here are model data for the expected start of flowering. For more detailed information on the expected pollen count, please refer to the text forecasts.