This year pollen levels could be the highest in 50 years because the season is so late that all the different species are due to flower at the same time.
The Midlands is one of the worst areas because we are landlocked, so the wind can blow the pollen into the area from all directions.
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Apart from a few outbreaks of rain in the south, it will be a dry night with patches of frost or fog forming under any cloud breaks.
Most places will be dry. Broken cloud will allow a slight ground frost to form away from coasts.
The Beckhampton Learning Centre in Nottingham faces closure due to budget cuts. A final decision will be announced on Monday.