A warm front lifted through during the morning of the 2nd. Only a few showers and storms were associated with the warm front.
Rounds of showers and thunderstorms formed in the lower Ohio River Valley and moved quickly into western West Virginia during the evening of the 2nd.  These rounds continued into the morning of the 3rd, before a lull in the early and mid afternoon.  Rain totals of 1.25 to 1.5 inches was common by midday on the 3rd in southwestern West Virginia.
Additional rounds of showers and thunderstorms moved across during the evening hours.  This was ahead of a low pressure wave along a strong cold front.  Dew points were in the upper 50s with temperatures in the 60s. The evening convection was elongated along the flow in portions of Wayne, Lincoln and Boone Counties.  Rain amounts as high as an inch were observed in an hour, with 2 inches in less than 3 hours. Rain totals over a 24 to 30 hour period were mostly 2 to 3 inches.  A few gauges had more than 3 inches.  For example, the cooperative observer at Madison had 3.55 inches for a rain total.  Flooding of small streams was common.  A woman drowned in Wayne County.
Eventually, a federal disaster was declared for a few counties in southern West Virginia.  See FEMA DR-4219 for more information.

Flash Flood in WAYNE, WEST VIRGINIA
From 03-APR-15 18:15:00 to 03-APR-15 21:00:00 (EST-5)
Location: COVE GAP
Flood cause: Heavy Rain
Property damage: 450.00K
Crop damage: 0.00K
Reported by: Public

Numerous streams overflowed and blocked roads.   Examples were Newcomb Creek and Lynn Creek near East Lynn, Lick and Cove Creeks near Kiahsville, plus Mill Creek near Saltpetre.  Some homes near Kiahsville were impacted. A few homes along Mill Creek were flooded.  Small private bridges were washed out.  Road culverts were damaged.  A couple of vehicles were found in Mill Creek.
A 62 year old woman tried to walk out of Rowe Hollow in the Amilda vicinity.  She was going to attend a Good Friday evening service at the neighborhood church around 1800E on the 3rd. The unnamed run, that flows out of the hollow and into the East Fork of Twelvepole Creek, was flowing across the dead end gravel road.  Its assigned route number is 701/38. The water was about knee deep. Neighbors were shocked to see her try to walk through the water with her umbrella. She fell down. The water in the road washed her down the road. She could not straighten up. She was swept away and drowned. Her body was found in the East Fork of Twelvepole Creek.
A rain gauge along Mill Creek measured 2.25 inches in 3 hours during the early evening with a 24 hour total of 3.6 inches.

Flash Flood in BOONE, WEST VIRGINIA
From 03-APR-15 19:00:00 to 03-APR-15 21:00:00 (EST-5)
Location: JEFFREY
Flood cause: Heavy Rain
Property damage: 225.00K
Crop damage: 0.00K
Reported by: Social Media

Small streams quickly flooded in the southwestern portion of the county.  A few examples included Turtle Creek south of Danville and Jarrells Branch near Uneeda.  Water got inside a few homes.  Small private bridges to homes were damaged.

Flash Flood in LOGAN, WEST VIRGINIA
From 03-APR-15 19:45:00 to 03-APR-15 21:30:00 (EST-5)
Location: CHAPMANVILLE
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Streams in the western portion of the county flooded roads.  One example was Crawley Creek south of Chapmanville.

Flood in BOONE, WEST VIRGINIA
From 03-APR-15 21:00:00 to 04-APR-15 10:00:00 (EST-5)
Location: WHITESVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

After the flash flooding, the larger creeks and the Big Coal River overflowed and blocked roads into the morning of the 4th.  The crest on the Big Coal River at Ashford was around 20.6 feet, or about 3 feet lower than the 5th of March.

Flood in KANAWHA, WEST VIRGINIA
From 04-APR-15 03:00:00 to 04-APR-15 19:00:00 (EST-5)
Location: ALUM CREEK
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The heavier rain to the south of Kanawha County on the 3rd, caused the Coal River to crest around 26.4 feet at Tornado during the afternoon of the 4th, causing roads to be blocked by high water.  This crest level was about 2 feet lower compared to the flood a month earlier.

Thunderstorm Wind in RALEIGH, WEST VIRGINIA
From 03-APR-15 18:05:00 to 03-APR-15 18:05:00 (EST-5)
Location: SKELTON
Magnitude: 45.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A few tall pine trees were blown over.

Flood in LINCOLN, WEST VIRGINIA
From 03-APR-15 21:45:00 to 04-APR-15 17:00:00 (EST-5)
Location: ALUM CREEK
Flood cause: Heavy Rain
Property damage: 100.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

After the small stream flash flooding, the Coal and Mud Rivers caused flooding of roads to continue through much of the 4th.  The level on the Mud River at Myra rose about 15 feet in the vertical.

Flash Flood in LINCOLN, WEST VIRGINIA
From 03-APR-15 18:45:00 to 03-APR-15 20:45:00 (EST-5)
Location: BRANCHLAND
Flood cause: Heavy Rain
Property damage: 400.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Streams overflowed and blocked roads.  Stream banks were eroded.   A few examples, included Four Mile and Ten Mile Creeks near Branchland, Bear Creek near Yawkey, Fourteen Mile Creek near Ranger, and Little Harts, Frances Creek, and East Fork of Big Harts Creek near Harts.  The headwaters of the Mud River also flooded.
Small private bridges to local residents were damaged or destroyed.  One of those bridges was located along Bulger Road.

Flood in CABELL, WEST VIRGINIA
From 03-APR-15 21:45:00 to 04-APR-15 17:00:00 (EST-5)
Location: WILSON
Flood cause: Heavy Rain
Property damage: 200.00K
Crop damage: 0.00K
Reported by: County Official

The lower reaches of the Mud and Guyandotte Rivers overflowed.  Roads were damaged.