Alert archive / North Carolina / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 91, NWS Raleigh, NC

May 13, 2025Chatham County, Randolph County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at May 13, 2025, 3:18 PM EDT for Chatham County, Randolph County, North Carolina. It was in force for 42 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 13, 2025, 3:18 PM EDT (19:18 UTC)
Expired: May 13, 2025, 4:00 PM EDT
In force: 42 min
Issued by: NWS Raleigh, NC
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Chatham County, NC, Randolph County, NC

The radar

The Raleigh/Durham radar (KRAX), 94 km from the middle of the area, began a volume at 19:22 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

Roanoke, VA (KRNK), launched 12:00Z, 7.3 hours before the alert went out and 166 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: 218 J/kg
Mixed-layer CIN: -7 J/kg
Mixed-layer LCL: 560 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 100 m²/s²
0-3 km storm-relative helicity: 107 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.9

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at May 13, 1:52 PM EDT, 1 hour 26 minutes earlier.

Area forecast discussion, May 13, 1:52 PM EDT, 1 hour 26 minutes before

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Hazardous weather outlook, May 13, 5:26 AM EDT, 9 hours 52 minutes before

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In the hours before

Special weather statement, May 13, 1:17 PM EDT, 2 hours 1 minute before

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Special weather statement, May 13, 1:23 PM EDT, 1 hour 55 minutes before

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Special weather statement, May 13, 1:52 PM EDT, 1 hour 26 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
May 12, 11:43 PM EDT	Special Weather Statement	RAH	Orange	47 min
May 13, 12:24 AM EDT	River Flood Warning	RAH	Anson, Stanly	6 hr
May 13, 3:17 AM EDT	Special Weather Statement	RAH	Edgecombe	58 min
May 13, 3:25 AM EDT	Tornado Warning	RAH	Edgecombe, Wilson	35 min
May 13, 4:42 AM EDT	Areal Flood Advisory	RAH	Chatham, Durham, Lee, Orange	3 hr
May 13, 6:20 AM EDT	Special Weather Statement	RAH	Bertie	40 min
May 13, 7:03 AM EDT	Special Weather Statement	RAH	Halifax	42 min
May 13, 1:17 PM EDT	Special Weather Statement	RAH	Anson	43 min
May 13, 1:23 PM EDT	Special Weather Statement	RAH	Stanly	67 min
May 13, 1:46 PM EDT	Severe Thunderstorm Warning	RAH	Anson	59 min
May 13, 1:52 PM EDT	Special Weather Statement	RAH	Montgomery	53 min
May 13, 2:45 PM EDT	Severe Thunderstorm Warning	RAH	Anson, Richmond, Scotland	60 min
May 13, 2:46 PM EDT	Severe Thunderstorm Warning	RAH	Anson, Richmond, Scotland	59 min
May 13, 4:08 PM EDT	Special Weather Statement	RAH	Chatham	67 min
May 13, 4:30 PM EDT	Special Weather Statement	RAH	Sampson	60 min
May 13, 5:13 PM EDT	Special Weather Statement	RAH	Sampson	62 min
May 13, 5:55 PM EDT	Severe Thunderstorm Warning	RAH	Wayne	50 min
May 13, 6:00 PM EDT	Areal Flood Advisory	RAH	Wayne	2 hr
May 13, 6:30 PM EDT	Special Weather Statement	RAH	Wake	60 min
May 13, 6:42 PM EDT	Severe Thunderstorm Warning	RAH	Wilson	48 min
May 13, 6:57 PM EDT	Severe Thunderstorm Warning	RAH	Franklin, Johnston, Nash, Wake	48 min
May 13, 7:41 PM EDT	Severe Thunderstorm Warning	RAH	Franklin, Vance, Wake	49 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2025 Every severe thunderstorm warning in 2025

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.