We supply and produce the pollen forecast for the UK in conjunction with the Met Office.

Weekly pollen forecast and summary


Forecast for 1st to 8th March:  Pollen: Tree pollen generally moderate; Spores: Moderate for Penicillium/aspergillus types.

Grass Pollen Count - Low


Grass pollen will resume in the Spring.

Tree Pollen Count - Moderate

 Pollen forecast for trees with a moderate yellow pollen count.

Tree pollen risk will be moderate overall but will be highest on dry days above above 10°C. Alder is the main allergen currently airborne, with some hazel, elm, ash & willow.

Fungal Spore Levels - Moderate

Pollen forecast for spores with a moderate yellow pollen count.


Penicillium/Aspergillus spores will be at a generally moderate risk during dry, sunny, breezy days above 5°C.  Pleospora now at increased risk.

Weed Pollen Count - Low

Pollen forecast for weeds with a low green pollen count.

Weed pollen will resume in the Spring.


Further Information      

For more information about this service please contact Dr Beverley Adams-Groom on 01905 855411 or via email.

Pollen forecasts are available on a regional basis to cover the whole of the UK including Northern Ireland and the Republic of Ireland. They can also be provided in detail for individual regions.

Daily pollen and spore forecasts are issued from mid-March to early October

Daily pollen forecasts are featured in newspapers, on radio, on television and various web pages.

All the forecasts are based on information from the quality controlled data produced by the National Pollen Monitoring Network, combined with the information from weather forecasts, local vegetation and typography types and information about biological factors and the weather in the preseason period that influences the pollen count.

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If you are interested in the science behind the pollen forecast, you may be interested in our science degrees.