Alert archive / North Carolina / Severe Thunderstorm Warnings in 2020
Severe Thunderstorm Warning 104, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at Jul 10, 2020, 11:43 PM EDT for 4 counties in North Carolina. It was in force for 47 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
- Jul 10, 2020, 11:43 PM EDT (03:43 UTC)
- Expired
- Jul 11, 2020, 12:30 AM EDT
- In force
- 47 min
- Issued by
- NWS Raleigh, NC
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Franklin County, NC, Johnston County, NC, Nash County, NC, Wake County, NC
The radar
The Raleigh/Durham radar (KRAX), 25 km from the middle of the area, began a volume at 03:44 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
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 3.7 hours before the alert went out and 145 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.
- Mixed-layer CAPE
- 549 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 1516 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Jul 10, 10:12 PM EDT, 1 hour 31 minutes earlier.
Area forecast discussion, Jul 10, 10:12 PM EDT, 1 hour 31 minutes before
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</html>Hazardous weather outlook, Jul 10, 3:51 PM EDT, 7 hours 52 minutes before
Hazardous Weather Outlook National Weather Service Raleigh NC 351 PM EDT Fri Jul 10 2020 NCZ011-027-028-042-043-078-088-089-112000- Halifax-Nash-Edgecombe-Johnston-Wilson-Wayne-Cumberland-Sampson- 351 PM EDT Fri Jul 10 2020 This Hazardous Weather Outlook is for central North Carolina. .DAY ONE...This afternoon and tonight. The combination of hot temperatures and seasonably high humidity will result in heat index values around 100 degrees this afternoon. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. The combination of hot temperatures and seasonably high humidity will result in heat index values around 100 degrees again Saturday afternoon. Additionally, thunderstorms Saturday afternoon, mainly along and east of Interstate 95, will be capable of producing damaging downburst winds. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. NCZ026-040-041-073>077-083>086-112000- Franklin-Chatham-Wake-Stanly-Montgomery-Moore-Lee-Harnett-Anson- Richmond-Scotland-Hoke- 351 PM EDT Fri Jul 10 2020 This Hazardous Weather Outlook is for central North Carolina. .DAY ONE...This afternoon and tonight. The combination of hot temperatures and seasonably high humidity will result in heat index values around 100 degrees this afternoon. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Hazardous weather is not expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. NCZ007>010-021>025-038-039-112000- Person-Granville-Vance-Warren-Forsyth-Guilford-Alamance-Orange- Durham-Davidson-Randolph- 351 PM EDT Fri Jul 10 2020 This Hazardous Weather Outlook is for central North Carolina. .DAY ONE...This afternoon and tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time.
In the hours before
Special weather statement, Jul 10, 10:40 PM EDT, 1 hour 3 minutes before
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</html>Local storm report, Jul 10, 10:51 PM EDT, 52 minutes before
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</html>Local storm report, Jul 10, 10:52 PM EDT, 51 minutes before
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</html>Local storm report, Jul 10, 10:53 PM EDT, 50 minutes before
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</html>Local storm report, Jul 10, 10:54 PM EDT, 49 minutes before
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</html>Special weather statement, Jul 10, 11:11 PM EDT, 32 minutes before
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</html>The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 8:10 PM EDT | Special Weather Statement | RAH | Davidson | 50 min |
| Jul 10, 8:18 PM EDT | Severe Thunderstorm Warning | RAH | Davidson, Forsyth, Guilford, Randolph | 42 min |
| Jul 10, 9:01 PM EDT | Special Weather Statement | RAH | Montgomery, Stanly | 59 min |
| Jul 10, 9:16 PM EDT | Severe Thunderstorm Warning | RAH | Montgomery, Moore, Randolph, Stanly | 44 min |
| Jul 10, 9:48 PM EDT | Severe Thunderstorm Warning | RAH | Anson, Chatham, Lee, Montgomery, Moore, Richmond | 47 min |
| Jul 10, 10:40 PM EDT | Special Weather Statement | RAH | Durham, Harnett, Lee, Wake | 65 min |
| Jul 10, 11:11 PM EDT | Special Weather Statement | RAH | Franklin, Vance, Warren | 64 min |
| Jul 10, 11:53 PM EDT | Special Weather Statement | RAH | Wilson | 67 min |
| Jul 11, 12:55 AM EDT | Special Weather Statement | RAH | Wilson | 65 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2020Every severe thunderstorm warning in 2020
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.