May 7, 2013 THUNDERSTORM WITH HAIL
A small cell rapidly intensified into a slow moving thunderstorm.
Light rain started at 1715 and heavy rain started between 1735 and 1740.
Hail started between 1740 and 1745 around 1742 small cloudy pea size hail mixed in with the rain and increased in intensity to a maximum around 1745 and tapered off by 1748.
The largest of this hail was 3/8 inch in diameter.
This left the deck about 50 percent covered by a layer of small hail in a very heavy rainfall.
Then the hail started again between 1755 and 1800 and was larger up to 0.5 inches and some of this hail was clear ice and some had a platelet shape between 1758 and 1802 and damaged garden plants.
The most rain in one hour was 1.37 inches - in 15 minutes 0.67 inches and in 5 minutes 0.33 inches.
The total precipitation for the day was 2.39 inches which is a new record for a day in the month of May and also a record for any spring day.
The 1.37 inches in one hour is a new record for May and also for the spring season.
It is the most rain to fall in one hour here since August 24, 2009 when 1.44 inches fell in one hour and the record is 2.13 on June 3, 2009.
It was also a new record for a 15 minute period with 0.64 inches.
View of the storm data
May 14, 2013 Frost in mid-May
The low temperature last night at West Henrico Co. - Glen Allen station was 35.8 °F at 6:06 AM with a patchy light frost.