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

Summary and Weekly Synopsis

Forecast for 21st - 27th March: Tree pollen: various tree pollen will be airborne in low to moderate amounts.

Tree Pollen - Moderate


Birch pollen risk likely to reach moderate over the next few days in the south-east. The risk will start increasing in other southern and central regions too but the trees are waiting for warmer temperatures to reach for the high counts.  Scotland, Northern Ireland and the far north of England will remain low for now. Other airborne types: ash, willow, elm, cypress family, hornbeam.

Grass Pollen - Low 


Grass pollen is likely to begin again in late April.

Fungal Spores - Low


Some penicillium/aspergillus spore types continue to give mild symptoms but for most people we are now into a low risk period for spores.

Weed Pollen - Low 


Weed pollen is likely to begin again in late April.

Further Information

Further information on this service can be obtained from Beverley Adams-Groom on 01905 855411.

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 forecasts are issued from the middle of March to the end of August. 

Fungal spore forecasts are available from the University of Worcester from September to early October. Please contact Beverley on the number above for details.

Daily 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 amount of pollen produced.