Alert archive / North Carolina / Flash Flood Warnings in 2024

Flash Flood Warning 58, NWS Raleigh, NC

September 16, 2024Cumberland County, Sampson County, North Carolina

NWS Raleigh, NC issued this flash flood warning at Sep 16, 2024, 9:26 PM EDT for Cumberland County, Sampson County, North Carolina. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Sep 16, 2024, 9:26 PM EDT (01:26 UTC)
Expired: Sep 17, 2024, 12:30 AM EDT
In force: 3 hr
Issued by: NWS Raleigh, NC
Area: Storm-based polygon
Damage threat: Considerable
Flood severity: None

Counties Cumberland County, NC, Sampson County, NC

The radar

The Raleigh/Durham radar (KRAX), 72 km from the middle of the area, began a volume at 01:28 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Newport, NC (KMHX), launched 00:00Z, 1.4 hours before the alert went out and 159 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 740 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 622 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 193 m²/s²
0-3 km storm-relative helicity: 240 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning went out, 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 this flash flood warning went out at Sep 16, 7:27 PM EDT, 1 hour 59 minutes earlier.

Area forecast discussion, Sep 16, 7:27 PM EDT, 1 hour 59 minutes before

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Hazardous weather outlook, Sep 16, 3:35 PM EDT, 5 hours 51 minutes before

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In the hours before

Local storm report, Sep 16, 4:08 PM EDT, 5 hours 18 minutes before

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The office that day

Everything else NWS Raleigh, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 16, 11:32 PM EDT	Areal Flood Warning	RAH	Anson, Chatham, Cumberland, Durham, Harnett, Hoke and 11 more	4 hr
Sep 17, 9:49 AM EDT	River Flood Warning	RAH	Johnston	65 hr
Sep 17, 1:37 PM EDT	River Flood Warning	RAH	Johnston	19 hr
Sep 17, 5:03 PM EDT	Special Weather Statement	RAH	Durham, Franklin, Person	57 min
Sep 17, 5:45 PM EDT	Areal Flood Advisory	RAH	Durham, Franklin, Granville, Orange, Wake	2 hr
Sep 17, 6:23 PM EDT	Flash Flood Warning	RAH	Durham, Franklin, Granville, Orange, Wake	108 min

Nearby

Flash Flood Warnings in North Carolina, 2024 Every flash flood warning in 2024

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.