North Carolina, 2014

Flash Flooding in North Carolina, July 21, 2014

July 21, 2014 · NWS RAH · 6 events in 3 counties and zones

Organized convection developed across central North Carolina in advance of a slow moving upper level trough stretching from the lower Ohio Valley south-southwestward into the lower Mississippi Valley. Locally heavily rainfall of two to three inches fell across the central Piedmont resulting in minor flooding across mostly urban areas.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
6

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS RAH wrote it up.

Organized convection developed across central North Carolina in advance of a slow moving upper level trough stretching from the lower Ohio Valley south-southwestward into the lower Mississippi Valley. Locally heavily rainfall of two to three inches fell across the central Piedmont resulting in minor flooding across mostly urban areas.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Raleigh, NC wrote its last area forecast discussion before the first event at Jul 20, 6:51 PM EST, 16 hours 24 minutes earlier.

Area forecast discussion, Jul 20, 6:51 PM EST, 16 hours 24 minutes before
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The radar

The Raleigh/Durham radar (KRAX), 52 km away, was scanning. The volume nearest the first event began at 16:16 UTC.

Open the radar archive at this moment

Event by event

6 flash flood. Local standard time, as filed.

Flash Flood, Durham

When
July 21, 11:15 AM EST to 1:59 PM EST
Where
Durham County, 2.52 mi SW of Hope Vly to 2.65 mi SW of Hope Vly
Cause
Heavy Rain
Reported by
Broadcast Media
Coordinates
35.942, -78.949

Dover Road and Woodridge Road closed due to flooding.

Flash Flood, Durham

When
July 21, 11:15 AM EST to 1:59 PM EST
Where
Durham County, 0.51 mi WNW of Hope Vly to 0.16 mi NW of Hope Vly
Cause
Heavy Rain
Reported by
Broadcast Media
Coordinates
35.973, -78.929

Woodridge Road closed due to flooding.

Flash Flood, Durham

When
July 21, 11:20 AM EST to 1:59 PM EST
Where
Durham County, 0.88 mi WNW of Hope Vly to 1.04 mi WNW of Hope Vly
Cause
Heavy Rain
Reported by
CoCoRaHS
Coordinates
35.975, -78.934

Streets were flooding due to creeks overflowing at Legion Avenue and Chapel Hill Boulevard.

Flash Flood, Wake

When
July 21, 12:10 PM EST to 1:44 PM EST
Where
Wake County, 1.49 mi NNW of Morrisville to 1.85 mi NNW of Morrisville
Cause
Heavy Rain
Reported by
County Official
Coordinates
35.840, -78.840

McCrimmon Parkway closed due to flooding between Church Street and NC Highway 54.

Flash Flood, Wake

When
July 21, 12:10 PM EST to 1:44 PM EST
Where
Wake County, 0.51 mi W of Morrisville to 0.58 mi W of Morrisville
Cause
Heavy Rain
Reported by
County Official
Coordinates
35.820, -78.839

Morrisville Carpenter Road between Miller Road and Gratiot Road closed due to flooding.

Flash Flood, Halifax

When
July 21, 2:00 PM EST to 3:14 PM EST
Where
Halifax County, 1.96 mi SW of Halifax Co Arpt to 2.11 mi SSW of Halifax Co Arpt
Cause
Heavy Rain
Reported by
Department of Highways
Coordinates
36.407, -77.721

The intersection of NC Highway 58 and Old Halifax Road was flooded due to Quankey Creek overflowing.

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in North Carolina in 2014Every state in 2014This day in weather historyWarnings in North Carolina, July 2014

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 534688, 534693, 534689, 534690, 534694, 534692.