Harpenden, England, United Kingdom Severe Weather Alertstar_ratehome

Wintry showers, falling as a mix of rain, sleet, wet snow and small hail, will lead to wet surfaces in many places on Thursday evening and night. As temperatures fall below freezing icy patches will develop and last through Thursday night and into Friday morning.

For further details see https://www.metoffice.gov.uk/weather/warnings-and-advice/uk-warnings