Residents living close to the Perkins site in Peterborough are being urged to stay indoors while a controlled explosion is carried out on an unstable chemical.
The alert was raised at 1:30 this morning and staff were evacuated. A 500 metre cordon has been put up around the area. The controlled explosion is due to happen in the next half hour.
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Rain and blustery winds will spread across the region this evening but it will turn clearer later in the night. Further showers tomorrow.
There are now more hospital admissions than ever before due to obesity. A survey found Hertfordshire had the most admissions.
There'll be a few showers about at first this afternoon but they will ease later before more prolonged rain arrives in the evening.