Stevenage (Hertfordshire) weather

Headline:

A bright day with isolated showers.

Today:

Early mist, patchy fog or low cloud will disperse leaving bright conditions as high cloud increases. Chance of an afternoon shower. Highest temperatures across western areas, cooler near coasts. Maximum temperature 19 °C.

Tonight:

A cloudy start to the evening with some coastal showers. The cloud will break inland but linger around the coasts. Ground frost patches possible in rural areas. Minimum temperature 2 °C.

Monday:

Bright spells and scattered heavy showers developing during the afternoon. Low cloud will move westwards across the region overnight as winds increase, particularly breezy along the coast. Maximum temperature 20 °C.

Outlook for Tuesday to Thursday:

Tuesday and Wednesday dry with bright or sunny spells, but perhaps coastal low cloud for Tuesday. Thursday, heavy showers, could be turn thundery. Temperatures generally near average inland.

High pressure is likely to lie close to the UK at the start of this period. Most places will be dry with sunny spells and light winds, although there could be some overnight mist and fog. Into the first week of May, conditions will probably become more changeable with low pressure systems becoming more likely. This means an increasing chance of showers or longer spells of rain, with a risk of strong winds at times. Temperatures are likely to be close to or slightly above normal.

Low pressure systems will probably dominate across the UK at the start of this period. This means showers or longer spells of rain are likely at times, heavy in places with a risk of strong winds. Temperatures will probably be close to or slightly below normal. Later in the month more settled, drier conditions may begin to develop with temperatures perhaps rising slightly above normal.