An upper level trough and its associated energy approached and crossed the region during the late afternoon and evening hours of August 1st. At the surface, a frontal boundary remained stalled across central Virginia and into eastern Maryland. Temperatures in the 80s to around 90F combined with dew points in the 60s to near 70F and led to the development of moderate instability across the area during the afternoon hours.
Scattered showers and thunderstorms then formed in the afternoon and evening, and some of them became locally severe.

Thunderstorm Wind in ANNE ARUNDEL, MARYLAND
From 01-AUG-19 13:43:00 to 01-AUG-19 13:43:00 (EST-5)
Location: MARLEY
Magnitude: 50.00 EG
Reported by: Law Enforcement

A tree was blown down onto a house in the 100 block of Ralph Road.

Thunderstorm Wind in ANNE ARUNDEL, MARYLAND
From 01-AUG-19 13:56:00 to 01-AUG-19 13:56:00 (EST-5)
Location: ODENTON
Magnitude: 50.00 EG
Reported by: Public

A tree was blown down onto a car partially blocking Rita Drive.

Thunderstorm Wind in HARFORD, MARYLAND
From 01-AUG-19 15:49:00 to 01-AUG-19 15:49:00 (EST-5)
Location: GLENVILLE
Magnitude: 50.00 EG
Reported by: State Official

A tree was blown down in the 700 block of MD-136 Priestford Road.

Thunderstorm Wind in HARFORD, MARYLAND
From 01-AUG-19 15:25:00 to 01-AUG-19 15:25:00 (EST-5)
Location: CALVARY
Magnitude: 50.00 EG
Reported by: State Official

A tree was blown down near the intersection of MD-136 Calvary Road and Schucks Road.

Hail in BALTIMORE, MARYLAND
From 01-AUG-19 12:48:00 to 01-AUG-19 12:48:00 (EST-5)
Location: POPLAR
Magnitude: 0.88 
Reported by: Trained Spotter

Thunderstorm Wind in CHARLES, MARYLAND
From 01-AUG-19 17:40:00 to 01-AUG-19 17:40:00 (EST-5)
Location: MASONS
Magnitude: 61.00 EG
Reported by: State Official

Multiple trees were blown down in the Bryantown and Hughesville area.

Thunderstorm Wind in ST. MARY'S, MARYLAND
From 01-AUG-19 17:40:00 to 01-AUG-19 17:40:00 (EST-5)
Location: OAKS
Magnitude: 61.00 EG
Reported by: Public

Four large trees and numerous tree limbs were blown down in the area of Bach Drive in Charlotte Hail.

Hail in ANNE ARUNDEL, MARYLAND
From 01-AUG-19 13:45:00 to 01-AUG-19 13:45:00 (EST-5)
Location: ARUNDEL GARDENS
Magnitude: 1.75 
Reported by: Public

Hail up to the size of golf balls (1.75) was reported off of Furnace Branch Road in Glen Burnie.

Hail in ANNE ARUNDEL, MARYLAND
From 01-AUG-19 13:57:00 to 01-AUG-19 13:57:00 (EST-5)
Location: GLEN BURNIE
Magnitude: 1.00 
Reported by: Trained Spotter

Quarter sized hail (1.0) was reported near Glen Burnie.

Hail in ANNE ARUNDEL, MARYLAND
From 01-AUG-19 14:01:00 to 01-AUG-19 14:01:00 (EST-5)
Location: DELMONT
Magnitude: 1.00 
Reported by: Trained Spotter

Quarter-sized hail (1.0) was reported in Severn.

Hail in CHARLES, MARYLAND
From 01-AUG-19 17:20:00 to 01-AUG-19 17:20:00 (EST-5)
Location: MASONS
Magnitude: 1.25 
Reported by: Public

Half dollar sized hail (1.25) was reported near Hughesville.

Thunderstorm Wind in ST. MARY'S, MARYLAND
From 01-AUG-19 17:54:00 to 01-AUG-19 17:54:00 (EST-5)
Location: HUNTERVILLE
Magnitude: 50.00 EG
Reported by: State Official

Trees were blown down on wires near Mechanicsville.

Thunderstorm Wind in CHARLES, MARYLAND
From 01-AUG-19 17:55:00 to 01-AUG-19 17:55:00 (EST-5)
Location: HUGHESVILLE
Magnitude: 50.00 EG
Reported by: Trained Spotter

Six inch diameter tree limbs were blown down at a residence near Hughesville.