Alert archive / North Carolina / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 21, NWS Raleigh, NC

February 6, 20208 counties in North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Feb 6, 2020, 1:48 PM EST for 8 counties in North Carolina. It was in force for 57 min. 18 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Feb 6, 2020, 1:48 PM EST (18:48 UTC)
Expired
Feb 6, 2020, 2:45 PM EST
In force
57 min
Issued by
NWS Raleigh, NC
Area
Storm-based polygon
Tornado
Possible
Hail
0.75 in
Wind
60.0 mph

Counties Chatham County, NC, Durham County, NC, Franklin County, NC, Granville County, NC, Harnett County, NC, Lee County, NC, Orange County, NC, Wake County, NC

The radar

The Raleigh/Durham radar (KRAX), 33 km from the middle of the area, began a volume at 18:46 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.

What was reported inside it

TimeReportWhereRemark
Feb 6, 1:49 PM ESTTSTM WND DMG3 Sse Carrboro, NCNUMEROUS TREES DOWN CAUSING POWER OUTAGES.
Feb 6, 1:50 PM ESTTSTM WND DMGMoncure, NCTHUNDERSTORM WINDS DOWNED AT LEAST TWO TREES IN THE COMMUNITY OF MONCURE.
Feb 6, 1:52 PM ESTTSTM WND DMG2 Nnw Moncure, NCNUMEROUS FALLEN TREES CAUSING POWER OUTAGES.
Feb 6, 2:00 PM ESTTSTM WND DMG1 Wsw Cary, NCMULTIPLE TREES DOWN ON CASTALIA DRIVE.
Feb 6, 2:06 PM ESTTSTM WND DMG4 Sw Falls Lake, NCCORRECTS PREVIOUS REPORT FROM 4 SW FALLS LAKE. SEVERAL TREES DOWN IN SUMMERFIELD NORTH SUBDIVISION.
Feb 6, 2:07 PM ESTTSTM WND DMG5 N Raleigh, NCNUMEROUS LARGE TREES DOWN IN/AROUND VANDEMERE COURT, SELFRIDGE COURT, AND COLDSTREAM COURT.
Feb 6, 2:09 PM ESTHAIL 0.52 Ne Raleigh, NCNWS EMPLOYEE REPORTED 0.5 INCH HAIL ON SIX FORKS RD IN NORTH HILLS RALEIGH.
Feb 6, 2:10 PM ESTTSTM WND DMG3 S Falls Lake, NCSTRUCTURAL DAMAGE TO SEVERAL WAREHOUSES, INCLUDING A DOOR GETTING SUCKED OUT OF THE FRAME AND THROWN, ONE OF THE WAREHOUSE WALLS GETTING PUSHED IN BY 15 INCHES, AND SEVERAL AIR CONDITIONING UNITS GETTING RIPPED OFF AND THROWN.
Feb 6, 2:10 PM ESTTSTM WND DMG5 N Raleigh, NCLARGE TREE DOWN IN NORTH RALEIGH OFF OF ROOKSLEY CT.
Feb 6, 2:10 PM ESTHAIL 13 S Falls Lake, NCQUARTER-SIZED HAIL AT WELLINGTON CT IN RALEIGH.
Feb 6, 2:11 PM ESTTSTM WND DMG1 E Wake Forest, NCTHUNDERSTORM WINDS DOWNED A TREE NEAR THE INTERSECTION OF SOUTH FRANKLIN STREET AND HOLDING ROAD.
Feb 6, 2:15 PM ESTTSTM WND DMG1 Ene Wake Forest, NCTHUNDERSTORM WINDS DOWNED A 12 INCH DIAMETER TREE ACROSS A DRIVEWAY ALONG WAIT STREET IN WAKE FOREST.
Feb 6, 2:16 PM ESTTSTM WND DMG4 Ne Lake Wheeler, NCREPORT FROM MPING: 3-INCH TREE LIMBS BROKEN; POWER POLES BROKEN.
Feb 6, 2:17 PM ESTHAIL 1Wake Forest, NCCORRECTS PREVIOUS HAIL REPORT FROM WAKE FOREST. REPORT FROM MPING: QUARTER (1.00 IN.).
Feb 6, 2:17 PM ESTHAIL 1Wake Forest, NCREPORT FROM MPING: QUARTER (1.00 IN.).
Feb 6, 2:17 PM ESTHAIL 1.253 E Rolesville, NCTHERE WERE ALSO 18-24 INCH DIAMETER TREES DOWN.
Feb 6, 2:18 PM ESTTSTM WND DMG3 W Rolesville, NCTHUNDERSTORM WINDS DOWNED A TREE NEAR THE INTERSECTION OF FORESTVILLE RD AND BURLINGTON MILLS RD. TIME ESTIMATED VIA RADAR.
Feb 6, 2:40 PM ESTTSTM WND DMG5 Ssw Garner, NCTHUNDERSTORM WINDS PICKED UP AND TOSSED A BACKYARD PLAYGROUND 45 FEET. TIME ESTIMATED VIA RADAR.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Feb 6, 10:12 AM ESTTornado WatchSPC7 hr
Feb 6, 12:41 PM ESTTornado WatchSPC6 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.8 hours before the alert went out and 102 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-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 12:00Z on 2020-02-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 12:00Z on 2020-02-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 310 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
449 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
310 m²/s²
0-3 km storm-relative helicity
336 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

019 
WUUS52 KRAH 061848
SVRRAH
NCC037-063-069-077-085-105-135-183-061945-
/O.NEW.KRAH.SV.W.0021.200206T1848Z-200206T1945Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Raleigh NC
148 PM EST Thu Feb 6 2020

The National Weather Service in Raleigh has issued a

* Severe Thunderstorm Warning for...
  Southern Orange County in central North Carolina...
  Northwestern Harnett County in central North Carolina...
  Southern Granville County in central North Carolina...
  Eastern Lee County in central North Carolina...
  Wake County in central North Carolina...
  Eastern Chatham County in central North Carolina...
  Durham County in central North Carolina...
  West central Franklin County in central North Carolina...

* Until 245 PM EST.

* At 147 PM EST, severe thunderstorms were located along a line
  extending from near Carrboro to near Chapel Hill to 7 miles
  southeast of Pittsboro to near Sanford to near Carthage, moving
  northeast at 75 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Raleigh, Durham, Cary, Chapel Hill, Sanford, Creedmoor, Pittsboro,
  Wake Forest, Garner and Carrboro.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 500 PM EST for central North
Carolina. A Tornado Watch also remains in effect until 700 PM EST for
central North Carolina.

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

Straight line winds can blow down trees, power lines, and damage
mobile homes and other buildings. Seek shelter in a sturdy structure
until the storm has passed. Stay away from windows as flying debris
generated by damaging winds can be deadly.

&&

LAT...LON 3596 7840 3580 7839 3563 7857 3533 7904
      3535 7927 3549 7913 3561 7911 3582 7925
      3597 7924 3619 7851
TIME...MOT...LOC 1847Z 243DEG 66KT 3595 7913 3586 7905 3562 7912 3553
7920 3533 7952

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
 
$$

GIH
3 follow-up statements
751 
WWUS52 KRAH 061859
SVSRAH

Severe Weather Statement
National Weather Service Raleigh NC
159 PM EST Thu Feb 6 2020

NCC135-061908-
/O.CAN.KRAH.SV.W.0021.000000T0000Z-200206T1945Z/
Orange NC-
159 PM EST Thu Feb 6 2020

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN ORANGE COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 500 PM EST for central North
Carolina. A Tornado Watch also remains in effect until 700 PM EST for
central North Carolina.

LAT...LON 3596 7840 3580 7839 3563 7857 3549 7879
      3547 7915 3549 7913 3561 7911 3579 7899
      3604 7898 3619 7851
TIME...MOT...LOC 1858Z 243DEG 66KT 3603 7894 3594 7886 3570 7893 3561
7901 3541 7933

$$

NCC037-063-069-077-085-105-183-061945-
/O.CON.KRAH.SV.W.0021.000000T0000Z-200206T1945Z/
Harnett NC-Granville NC-Lee NC-Wake NC-Chatham NC-Durham NC-
Franklin NC-
159 PM EST Thu Feb 6 2020

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM EST
FOR NORTH CENTRAL HARNETT...SOUTHERN GRANVILLE...NORTHEASTERN LEE...
WAKE...EASTERN CHATHAM...DURHAM AND WEST CENTRAL FRANKLIN COUNTIES...

At 158 PM EST, severe thunderstorms were located along a line
extending from near Durham to 6 miles northwest of RDU International
to 9 miles southwest of Cary to 11 miles southeast of Pittsboro to 6
miles northeast of Carthage, moving northeast at 75 mph.

HAZARD...70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings.

Locations impacted include...
Raleigh, Durham, Cary, Creedmoor, Wake Forest, Garner, Fuquay-Varina,
Angier, RDU International and Apex.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 500 PM EST for central North
Carolina. A Tornado Watch also remains in effect until 700 PM EST for
central North Carolina.

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

Straight line winds can blow down trees, power lines, and damage
mobile homes and other buildings. Seek shelter in a sturdy structure
until the storm has passed. Stay away from windows as flying debris
generated by damaging winds can be deadly.

&&

LAT...LON 3596 7840 3580 7839 3563 7857 3549 7879
      3547 7915 3549 7913 3561 7911 3579 7899
      3604 7898 3619 7851
TIME...MOT...LOC 1858Z 243DEG 66KT 3603 7894 3594 7886 3570 7893 3561
7901 3541 7933

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...70MPH
 
$$

GIH
587 
WWUS52 KRAH 061906
SVSRAH

Severe Weather Statement
National Weather Service Raleigh NC
206 PM EST Thu Feb 6 2020

NCC037-063-069-077-085-105-183-061945-
/O.CON.KRAH.SV.W.0021.000000T0000Z-200206T1945Z/
Harnett NC-Granville NC-Lee NC-Wake NC-Chatham NC-Durham NC-
Franklin NC-
206 PM EST Thu Feb 6 2020

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM EST
FOR NORTH CENTRAL HARNETT...SOUTHERN GRANVILLE...NORTHEASTERN LEE...
WAKE...SOUTHEASTERN CHATHAM...SOUTHEASTERN DURHAM AND WEST CENTRAL
FRANKLIN COUNTIES...

At 205 PM EST, severe thunderstorms were located along a line
extending from 6 miles south of Butner to 6 miles northeast of RDU
International to near Cary to near Fuquay-Varina to near Sanford,
moving northeast at 90 mph.

HAZARD...70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings.

Locations impacted include...
Raleigh, Durham, Cary, Creedmoor, Wake Forest, Garner, Fuquay-Varina,
Angier, RDU International and Apex.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 500 PM EST for central North
Carolina. A Tornado Watch also remains in effect until 700 PM EST for
central North Carolina.

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

Straight line winds can blow down trees, power lines, and damage
mobile homes and other buildings. Seek shelter in a sturdy structure
until the storm has passed. Stay away from windows as flying debris
generated by damaging winds can be deadly.

&&

LAT...LON 3596 7840 3580 7839 3563 7857 3549 7879
      3550 7913 3551 7913 3561 7907 3579 7886
      3607 7889 3619 7851
TIME...MOT...LOC 1905Z 242DEG 76KT 3604 7881 3595 7873 3578 7873 3563
7889 3552 7910

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...70MPH
 
$$

GIH
793 
WWUS52 KRAH 061939
SVSRAH

Severe Weather Statement
National Weather Service Raleigh NC
239 PM EST Thu Feb 6 2020

NCC037-063-069-077-105-061948-
/O.CAN.KRAH.SV.W.0021.000000T0000Z-200206T1945Z/
Granville NC-Lee NC-Chatham NC-Durham NC-Franklin NC-
239 PM EST Thu Feb 6 2020

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN GRANVILLE...
NORTHEASTERN LEE...SOUTHEASTERN CHATHAM...SOUTHEASTERN DURHAM AND
WEST CENTRAL FRANKLIN COUNTIES IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 500 PM EST for central North
Carolina. A Tornado Watch also remains in effect until 700 PM EST for
central North Carolina.

LAT...LON 3594 7840 3580 7839 3563 7857 3549 7879
      3550 7899 3558 7892 3559 7894 3572 7878
      3591 7856 3596 7841
TIME...MOT...LOC 1938Z 243DEG 66KT 3630 7818 3621 7810 3604 7811 3589
7827 3578 7848

$$

NCC085-183-061945-
/O.CON.KRAH.SV.W.0021.000000T0000Z-200206T1945Z/
Harnett NC-Wake NC-
239 PM EST Thu Feb 6 2020

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM EST
FOR NORTH CENTRAL HARNETT AND SOUTHEASTERN WAKE COUNTIES...

At 238 PM EST, severe thunderstorms were located along a line
extending from 7 miles south of Warrenton to 13 miles northeast of
Louisburg to 9 miles northwest of Nashville to near Bunn to 9 miles
north of Clayton, moving northeast at 75 mph.

HAZARD...70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings.

Locations impacted include...
Raleigh, Cary, Garner, Fuquay-Varina, Angier, Holly Springs,
Knightdale, Rolesville, Lake Wheeler and Lake Benson.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 500 PM EST for central North
Carolina. A Tornado Watch also remains in effect until 700 PM EST for
central North Carolina.

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

Straight line winds can blow down trees, power lines, and damage
mobile homes and other buildings. Seek shelter in a sturdy structure
until the storm has passed. Stay away from windows as flying debris
generated by damaging winds can be deadly.

&&

LAT...LON 3594 7840 3580 7839 3563 7857 3549 7879
      3550 7899 3558 7892 3559 7894 3572 7878
      3591 7856 3596 7841
TIME...MOT...LOC 1938Z 243DEG 66KT 3630 7818 3621 7810 3604 7811 3589
7827 3578 7848

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...70MPH
 
$$

GIH

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 6, 9:42 AM ESTAreal Flood AdvisoryRAHGuilford5 hr
Feb 6, 10:44 AM ESTSpecial Weather StatementRAHDavidson, Forsyth46 min
Feb 6, 10:57 AM ESTSevere Thunderstorm WarningRAHDavidson, Forsyth48 min
Feb 6, 11:12 AM ESTTornado WarningRAHDavidson, Forsyth33 min
Feb 6, 11:26 AM ESTSevere Thunderstorm WarningRAHDavidson, Forsyth, Guilford, Randolph64 min
Feb 6, 11:49 AM ESTSevere Thunderstorm WarningRAHDavidson, Montgomery, Randolph, Stanly56 min
Feb 6, 11:55 AM ESTTornado Warning Tornado observedRAHDavidson, Montgomery, Randolph, Stanly35 min
Feb 6, 12:06 PM ESTAreal Flood AdvisoryRAHAlamance, Chatham, Davidson, Forsyth, Guilford, Randolph6 hr
Feb 6, 12:16 PM ESTRiver Flood WarningRAHAlamance46 hr
Feb 6, 12:27 PM ESTSevere Thunderstorm WarningRAHAlamance, Chatham, Guilford, Orange, Randolph48 min
Feb 6, 12:31 PM ESTTornado WarningRAHAlamance, Chatham, Guilford, Randolph29 min
Feb 6, 12:35 PM ESTSevere Thunderstorm WarningRAHAnson, Davidson, Montgomery, Randolph, Richmond, Stanly55 min
Feb 6, 12:41 PM ESTTornado WarningRAHStanly20 min
Feb 6, 12:52 PM ESTTornado WarningRAHDurham, Orange, Person23 min
Feb 6, 12:59 PM ESTSevere Thunderstorm WarningRAHDurham, Granville, Orange, Person, Wake46 min
Feb 6, 1:13 PM ESTSevere Thunderstorm WarningRAHChatham, Lee, Montgomery, Moore, Randolph47 min
Feb 6, 1:28 PM ESTSevere Thunderstorm WarningRAHFranklin, Halifax, Nash, Vance, Wake, Warren62 min
Feb 6, 2:02 PM ESTAreal Flood WarningRAHAlamance, Chatham, Davidson, Durham, Forsyth, Guilford and 2 more6 hr
Feb 6, 2:14 PM ESTRiver Flood WarningRAHAnson, Stanly41 hr
Feb 6, 2:17 PM ESTSevere Thunderstorm WarningRAHFranklin, Granville, Halifax, Johnston, Nash, Vance and 2 more43 min
Feb 6, 2:24 PM ESTRiver Flood WarningRAHDavidson, Davie63 hr
Feb 6, 2:30 PM ESTTornado WarningRAHFranklin, Nash13 min
Feb 6, 2:31 PM ESTRiver Flood WarningRAHChatham49 hr
Feb 6, 2:48 PM ESTSevere Thunderstorm WarningRAHEdgecombe, Halifax, Nash, Wilson57 min
Feb 6, 2:52 PM ESTAreal Flood AdvisoryRAHFranklin, Granville, Halifax, Nash, Vance, Wake and 1 more4 hr
Feb 6, 2:53 PM ESTSpecial Weather StatementRAHAnson, Montgomery, Moore, Stanly52 min
Feb 6, 3:11 PM ESTRiver Flood WarningRAHChatham, Lee31 hr
Feb 6, 3:25 PM ESTSevere Thunderstorm WarningRAHAnson, Montgomery, Moore, Richmond, Scotland, Stanly36 min
Feb 6, 3:56 PM ESTFlash Flood Warning Considerable damage threatRAHAnson, Lee, Montgomery, Moore, Richmond, Stanly3 hr
Feb 6, 4:34 PM ESTFlash Flood Warning Considerable damage threatRAHWake3 hr
Feb 6, 5:18 PM ESTAreal Flood AdvisoryRAHCumberland, Harnett, Hoke, Johnston, Sampson, Scotland and 2 more6 hr
Feb 6, 5:21 PM ESTSpecial Weather StatementRAHScotland39 min
Feb 6, 5:28 PM ESTSevere Thunderstorm WarningRAHCumberland, Hoke, Scotland47 min
Feb 6, 5:39 PM ESTFlash Flood Warning Considerable damage threatRAHCumberland3 hr
Feb 6, 6:12 PM ESTSpecial Weather StatementRAHEdgecombe, Wilson63 min
Feb 6, 6:35 PM ESTRiver Flood WarningRAHCumberland3 days
Feb 6, 6:55 PM ESTAreal Flood WarningRAHAnson, Cumberland, Harnett, Hoke, Johnston, Lee and 7 more11 hr
Feb 6, 6:58 PM ESTRiver Flood WarningRAHJohnston41 hr
Feb 6, 6:58 PM ESTRiver Flood WarningRAHJohnston4 days

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.