Alert archive / North Carolina / Flash Flood Warnings in 2023
Flash Flood Warning 43, NWS Raleigh, NC
NWS Raleigh, NC issued this flash flood warning at Sep 9, 2023, 10:01 AM EDT for Wake County, North Carolina. It was in force for 2 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 9, 2023, 10:01 AM EDT (14:01 UTC)
- Expired
- Sep 9, 2023, 12:12 PM EDT
- In force
- 2 hr
- Issued by
- NWS Raleigh, NC
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Flood severity
- None
County Wake County, NC
The radar
The Raleigh/Durham radar (KRAX), 20 km from the middle of the area, began a volume at 14:05 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, 2.0 hours before the alert went out and 174 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
- 800 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 764 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 83 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
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 9, 6:55 AM EDT, 3 hours 6 minutes earlier.
Area forecast discussion, Sep 9, 6:55 AM EDT, 3 hours 6 minutes before
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</html>Hazardous weather outlook, Sep 9, 5:17 AM EDT, 4 hours 44 minutes before
Hazardous Weather Outlook National Weather Service Raleigh NC 517 AM EDT Sat Sep 9 2023 NCZ007>011-023>028-040>043-075>078-085-086-088-089-101000- Person-Granville-Vance-Warren-Halifax-Alamance-Orange-Durham- Franklin-Nash-Edgecombe-Chatham-Wake-Johnston-Wilson-Moore-Lee- Harnett-Wayne-Scotland-Hoke-Cumberland-Sampson- 517 AM EDT Sat Sep 9 2023 This Hazardous Weather Outlook is for central North Carolina. .DAY ONE...Today and tonight. A few strong to severe thunderstorms are possible today, with a primary threat of damaging wind gusts. The greatest severe weather threat will be between 1 pm and 11 pm. .DAYS TWO THROUGH SEVEN...Sunday through Friday. There is a low probability for widespread hazardous weather. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed this afternoon and evening. NCZ021-022-038-039-073-074-083-084-101000- Forsyth-Guilford-Davidson-Randolph-Stanly-Montgomery-Anson-Richmond- 517 AM EDT Sat Sep 9 2023 This Hazardous Weather Outlook is for central North Carolina. .DAY ONE...Today and tonight. A few strong to severe thunderstorms are possible today, with a primary threat of damaging wind gusts. The greatest severe weather threat will be between 1 pm and 11 pm. In addition, some storms may produce very heavy downpours capable of producing street flooding. .DAYS TWO THROUGH SEVEN...Sunday through Friday. There is a low probability for widespread hazardous weather. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed this afternoon and evening.
In the hours before
Special weather statement, Sep 9, 7:45 AM EDT, 2 hours 16 minutes before
Special Weather Statement
National Weather Service Raleigh NC
745 AM EDT Sat Sep 9 2023
NCZ084-085-091245-
Scotland NC-Richmond NC-
745 AM EDT Sat Sep 9 2023
...A strong thunderstorm will impact portions of Scotland and
southeastern Richmond Counties through 845 AM EDT...
At 744 AM EDT, Doppler radar was tracking a strong thunderstorm 7
miles northeast of Chavistown, or 8 miles north of Bennettsville,
moving north at 20 mph.
HAZARD...Winds in excess of 40 mph, heavy rainfall.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Laurinburg, Rockingham, Hamlet, Hoffman, Dobbins Heights, Gibson,
East Laurinburg, East Rockingham, Laurel Hill and Sandhills Game
Land.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Heavy rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.
Cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 3480 7968 3481 7985 3489 7986 3491 7985
3493 7986 3507 7987 3503 7945 3497 7937
3496 7937 3464 7948
TIME...MOT...LOC 1144Z 187DEG 18KT 3475 7966
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH
CASpecial weather statement, Sep 9, 8:18 AM EDT, 1 hour 43 minutes before
Special Weather Statement
National Weather Service Raleigh NC
818 AM EDT Sat Sep 9 2023
NCZ025-026-040-041-076-077-091315-
Lee NC-Chatham NC-Franklin NC-Durham NC-Harnett NC-Wake NC-
818 AM EDT Sat Sep 9 2023
...Strong thunderstorms will impact portions of north central
Harnett, northeastern Lee, Wake, southeastern Durham, eastern Chatham
and southwestern Franklin Counties through 915 AM EDT...
At 817 AM EDT, Doppler radar was tracking strong thunderstorms along
a line extending from 6 miles west of Zebulon to near Garner to 8
miles northwest of Lillington. Movement was northwest at 15 mph.
HAZARD...Winds in excess of 30 mph, heavy rainfall.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Raleigh, Durham, Cary, Wake Forest, Garner, Fuquay-Varina, RDU
International, Apex, Holly Springs and Morrisville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 3605 7838 3591 7889 3561 7923 3544 7892
3565 7864 3581 7837
TIME...MOT...LOC 1217Z 146DEG 13KT 3583 7844 3570 7870 3548 7893
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...30 MPH
CASpecial weather statement, Sep 9, 9:08 AM EDT, 53 minutes before
Special Weather Statement
National Weather Service Raleigh NC
908 AM EDT Sat Sep 9 2023
NCZ039-040-073>075-083-084-091400-
Stanly NC-Anson NC-Richmond NC-Chatham NC-Randolph NC-Montgomery NC-
Moore NC-
908 AM EDT Sat Sep 9 2023
...A strong thunderstorm will impact portions of Moore, east central
Anson, Montgomery, northern Richmond, southern Randolph, northeastern
Stanly and southwestern Chatham Counties through 1000 AM EDT...
At 906 AM EDT, Doppler radar was tracking a strong thunderstorm 12
miles west of Pinehurst, or 15 miles west of Southern Pines, moving
north at 15 mph.
HAZARD...Winds in excess of 40 mph, heavy rainfall.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Albemarle, Southern Pines, Troy, Carthage, Badin Lake, Pinehurst,
Aberdeen, Biscoe, Seagrove and Badin.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 3551 8017 3551 8007 3552 8007 3560 7945
3513 7941 3499 7992 3549 8029
TIME...MOT...LOC 1306Z 160DEG 15KT 3520 7968
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH
CASpecial weather statement, Sep 9, 9:12 AM EDT, 49 minutes before
Special Weather Statement
National Weather Service Raleigh NC
912 AM EDT Sat Sep 9 2023
NCZ008-009-024>026-040-041-091415-
Chatham NC-Franklin NC-Vance NC-Durham NC-Wake NC-Orange NC-
Granville NC-
912 AM EDT Sat Sep 9 2023
...Strong thunderstorms will impact portions of southwestern Vance,
southeastern Orange, southern Granville, northwestern Wake, Durham,
northeastern Chatham and northwestern Franklin Counties through 1015
AM EDT...
At 911 AM EDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Bunn to near RDU International to 10 miles
west of Fuquay-Varina. Movement was northwest at 15 mph.
HAZARD...Winds in excess of 40 mph, heavy rainfall.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Raleigh, Durham, Cary, Chapel Hill, Creedmoor, Pittsboro, Louisburg,
Wake Forest, Carrboro and Butner.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 3601 7819 3587 7863 3558 7890 3558 7892
3575 7932 3608 7905 3624 7837
TIME...MOT...LOC 1311Z 124DEG 15KT 3601 7827 3593 7873 3565 7897
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH
CAThe office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 9, 7:45 AM EDT | Special Weather Statement | RAH | Richmond, Scotland | 60 min |
| Sep 9, 8:18 AM EDT | Special Weather Statement | RAH | Wake | 57 min |
| Sep 9, 9:08 AM EDT | Special Weather Statement | RAH | Montgomery, Moore | 52 min |
| Sep 9, 9:12 AM EDT | Special Weather Statement | RAH | Durham, Franklin | 63 min |
| Sep 9, 9:22 AM EDT | Areal Flood Advisory | RAH | Durham, Wake | 3 hr |
| Sep 9, 10:25 AM EDT | Special Weather Statement | RAH | Chatham, Durham, Orange | 65 min |
| Sep 9, 10:28 AM EDT | Special Weather Statement | RAH | Guilford, Randolph | 62 min |
| Sep 9, 11:18 AM EDT | Special Weather Statement | RAH | Forsyth | 27 min |
| Sep 9, 11:28 AM EDT | Severe Thunderstorm Warning | RAH | Forsyth, Guilford | 32 min |
| Sep 9, 11:59 AM EDT | Special Weather Statement | RAH | Harnett, Lee | 61 min |
| Sep 9, 12:13 PM EDT | Special Weather Statement | RAH | Franklin, Halifax, Warren | 62 min |
| Sep 9, 12:17 PM EDT | Special Weather Statement | RAH | Cabarrus | 28 min |
| Sep 9, 12:30 PM EDT | Severe Thunderstorm Warning | RAH | Chatham, Harnett, Lee, Wake | 33 min |
| Sep 9, 1:27 PM EDT | Flash Flood Warning | RAH | Wake | 4 hr |
| Sep 9, 2:02 PM EDT | Special Weather Statement | RAH | Halifax | 28 min |
| Sep 9, 2:19 PM EDT | Severe Thunderstorm Warning | RAH | Edgecombe, Halifax | 41 min |
| Sep 9, 3:12 PM EDT | Special Weather Statement | RAH | Edgecombe | 63 min |
| Sep 9, 4:10 PM EDT | Special Weather Statement | RAH | Sampson | 50 min |
| Sep 9, 5:35 PM EDT | Special Weather Statement | RAH | Cumberland, Harnett, Hoke | 55 min |
| Sep 9, 5:55 PM EDT | Areal Flood Advisory | RAH | Wayne | 64 min |
| Sep 9, 6:36 PM EDT | Special Weather Statement | RAH | Moore | 54 min |
| Sep 9, 6:40 PM EDT | Areal Flood Advisory | RAH | Hoke, Moore, Richmond, Scotland | 3 hr |
| Sep 9, 6:43 PM EDT | Severe Thunderstorm Warning | RAH | Montgomery, Moore, Richmond, Scotland | 47 min |
| Sep 9, 7:17 PM EDT | Areal Flood Advisory | RAH | Hoke, Richmond, Scotland | 2 hr |
| Sep 9, 7:43 PM EDT | Special Weather Statement | RAH | Richmond, Scotland | 62 min |
Nearby
Flash Flood Warnings in North Carolina, 2023Every flash flood warning in 2023
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.