Alert archive / North Carolina / Tornado Warnings in 2020

Tornado Warning 13, NWS Raleigh, NC

April 13, 2020Alamance County, Durham County, Orange County, North Carolina

NWS Raleigh, NC issued this tornado warning at Apr 13, 2020, 6:32 AM EDT for Alamance County, Durham County, Orange County, North Carolina. It was in force for 28 min. 3 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: Apr 13, 2020, 6:32 AM EDT (10:32 UTC)
Expired: Apr 13, 2020, 7:00 AM EDT
In force: 28 min
Issued by: NWS Raleigh, NC
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Alamance County, NC, Durham County, NC, Orange County, NC

The radar

The Raleigh/Durham radar (KRAX), 72 km from the middle of the area, began a volume at 10:35 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

Time	Report	Where	Remark
Apr 13, 6:35 AM EDT	TORNADO	Sutphin, NC	EMERGENCY MANAGER REPORTS SIGNIFICANT TREE DAMAGE OCCURRING IN A SWATH THROUGH THE SOUTHEASTERN PORTION OF ALAMANCE COUNTY. THIS INCLUDES TREES DOWN ON AN UNKNOWN AMOUNT OF HOMES AND STRUCTURES IN VICINITY OF SUTPHIN AND SAXAPAHAW. THIS DAMAGE LINES UP WITH A
Apr 13, 6:53 AM EDT	TSTM WND DMG	3 Ssw Hillsborough, NC	A POWER POLE SNAPPED ON ODE TURNER ROAD IN HILLSBOROUGH.
Apr 13, 7:00 AM EDT	TSTM WND DMG	2 E Hillsborough, NC	TREES DOWN INTERSECTION OF US 70 AND LAWRENCE RD.

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.

Issued	Product	Office	Lasted
Apr 13, 5:01 AM EDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 10.5 hours before the alert went out and 65 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: 3 J/kg
Mixed-layer CIN: -9 J/kg
Mixed-layer LCL: 712 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 299 m²/s²
0-3 km storm-relative helicity: 489 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

334 
WFUS52 KRAH 131032
TORRAH
NCC001-063-135-131100-
/O.NEW.KRAH.TO.W.0013.200413T1032Z-200413T1100Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Raleigh NC
632 AM EDT Mon Apr 13 2020

The National Weather Service in Raleigh has issued a

* Tornado Warning for...
  Southeastern Alamance County in central North Carolina...
  Central Orange County in central North Carolina...
  West central Durham County in central North Carolina...

* Until 700 AM EDT.
    
* At 632 AM EDT, a severe thunderstorm capable of producing a tornado
  was located 11 miles north of Siler City, moving northeast at 60
  mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Hillsborough around 655 AM EDT.
  Durham around 700 AM EDT.

Other locations impacted by this tornadic thunderstorm include
Efland, Snow Camp, Eno River State Park, Sutphin and Cane Creek
Reservoir.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 3603 7893 3584 7932 3584 7945 3588 7949
      3620 7902
TIME...MOT...LOC 1032Z 229DEG 51KT 3588 7939 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

MORROW

4 follow-up statements

687 
WWUS52 KRAH 131037
SVSRAH

Severe Weather Statement
National Weather Service Raleigh NC
637 AM EDT Mon Apr 13 2020

NCC001-063-135-131100-
/O.CON.KRAH.TO.W.0013.000000T0000Z-200413T1100Z/
Alamance NC-Orange NC-Durham NC-
637 AM EDT Mon Apr 13 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 AM EDT FOR
SOUTHEASTERN ALAMANCE...CENTRAL ORANGE AND WEST CENTRAL DURHAM
COUNTIES...
        
At 637 AM EDT, a confirmed tornado was located 10 miles south of
Graham, moving northeast at 60 mph.

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornado will be near...
  Hillsborough around 655 AM EDT.

Other locations impacted by this tornadic thunderstorm include
Efland, Sutphin, Cane Creek Reservoir, Saxapahaw and Schley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 3603 7893 3585 7931 3590 7939 3597 7936
      3620 7902
TIME...MOT...LOC 1037Z 227DEG 51KT 3592 7932 

TORNADO...OBSERVED
HAIL...<.75IN

$$

MORROW

776 
WWUS52 KRAH 131046
SVSRAH

Severe Weather Statement
National Weather Service Raleigh NC
646 AM EDT Mon Apr 13 2020

NCC001-063-131055-
/O.CAN.KRAH.TO.W.0013.000000T0000Z-200413T1100Z/
Alamance NC-Durham NC-
646 AM EDT Mon Apr 13 2020

...THE TORNADO WARNING FOR SOUTHEASTERN ALAMANCE AND WEST CENTRAL
DURHAM COUNTIES IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until noon EDT for central North
Carolina.

LAT...LON 3611 7897 3606 7898 3594 7926 3602 7926
      3605 7925 3620 7902
TIME...MOT...LOC 1045Z 228DEG 50KT 3600 7922 

$$

NCC135-131100-
/O.CON.KRAH.TO.W.0013.000000T0000Z-200413T1100Z/
Orange NC-
646 AM EDT Mon Apr 13 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 AM EDT FOR CENTRAL
ORANGE COUNTY...
        
At 645 AM EDT, a confirmed tornado was located 7 miles southeast of
Mebane, or 8 miles southwest of Hillsborough, moving northeast at 60
mph.

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornado on its current track will be near...  Hillsborough 
around 655 AM EDT.

Other locations impacted by this tornadic thunderstorm include
Schley, Efland and Eno River State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 3611 7897 3606 7898 3594 7926 3602 7926
      3605 7925 3620 7902
TIME...MOT...LOC 1045Z 228DEG 50KT 3600 7922 

TORNADO...OBSERVED
HAIL...<.75IN

$$

MORROW

933 
WWUS52 KRAH 131052
SVSRAH

Severe Weather Statement
National Weather Service Raleigh NC
652 AM EDT Mon Apr 13 2020

NCC135-131100-
/O.CON.KRAH.TO.W.0013.000000T0000Z-200413T1100Z/
Orange NC-
652 AM EDT Mon Apr 13 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 AM EDT FOR CENTRAL
ORANGE COUNTY...
        
At 652 AM EDT, a confirmed tornado was located just southwest of 
Hillsborough, moving northeast at 60 mph.

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornadic thunderstorm will remain over mainly rural areas of
central Orange County, including the following locations... Efland,
Schley and Eno River State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 3611 7897 3608 7901 3603 7913 3604 7917
      3606 7917 3610 7915 3620 7902
TIME...MOT...LOC 1052Z 229DEG 51KT 3607 7913 

TORNADO...OBSERVED
HAIL...<.75IN

$$

MORROW

842 
WWUS52 KRAH 131058
SVSRAH

Severe Weather Statement
National Weather Service Raleigh NC
658 AM EDT Mon Apr 13 2020

NCC135-131107-
/O.EXP.KRAH.TO.W.0013.000000T0000Z-200413T1100Z/
Orange NC-
658 AM EDT Mon Apr 13 2020

...THE TORNADO WARNING FOR CENTRAL ORANGE COUNTY WILL EXPIRE AT 700
AM EDT...
                
The circulation which prompted the warning has weakened below severe 
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.  However gusty
winds and heavy rain are still possible with this thunderstorm.

A Tornado Watch remains in effect until noon EDT for central North
Carolina.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Raleigh.

Remember, a Severe Thunderstorm Warning still remains in effect for
Alamance County through 715 AM this morning.

LAT...LON 3611 7897 3608 7901 3603 7913 3604 7917
      3606 7917 3610 7915 3620 7902
TIME...MOT...LOC 1057Z 229DEG 51KT 3610 7909 

$$

MORROW

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 13, 4:05 AM EDT	Special Weather Statement	RAH	Chatham, Moore	40 min
Apr 13, 4:40 AM EDT	Severe Thunderstorm Warning	RAH	Davidson, Forsyth, Guilford, Randolph	50 min
Apr 13, 4:51 AM EDT	Areal Flood Advisory	RAH	Davidson, Forsyth, Guilford, Randolph	3 hr
Apr 13, 5:06 AM EDT	Tornado Warning	RAH	Davidson, Forsyth, Guilford	24 min
Apr 13, 5:10 AM EDT	Severe Thunderstorm Warning	RAH	Montgomery, Stanly	50 min
Apr 13, 5:21 AM EDT	Severe Thunderstorm Warning	RAH	Anson, Richmond	39 min
Apr 13, 5:28 AM EDT	Severe Thunderstorm Warning	RAH	Alamance, Chatham, Davidson, Forsyth, Guilford, Randolph	62 min
Apr 13, 5:45 AM EDT	Tornado Warning	RAH	Alamance, Chatham, Guilford, Randolph	30 min
Apr 13, 5:52 AM EDT	Severe Thunderstorm Warning	RAH	Anson, Montgomery, Moore, Richmond, Stanly	68 min
Apr 13, 6:10 AM EDT	Tornado Warning	RAH	Alamance, Orange	35 min
Apr 13, 6:19 AM EDT	Severe Thunderstorm Warning	RAH	Alamance, Chatham, Durham, Granville, Orange, Person and 1 more	56 min
Apr 13, 6:41 AM EDT	Tornado Warning	RAH	Granville, Person	34 min
Apr 13, 6:58 AM EDT	Severe Thunderstorm Warning	RAH	Cumberland, Harnett, Hoke, Lee, Moore, Richmond and 1 more	77 min
Apr 13, 7:16 AM EDT	Special Weather Statement	RAH	Durham, Granville, Orange, Vance	59 min
Apr 13, 7:19 AM EDT	Tornado Warning	RAH	Cumberland, Harnett, Hoke, Moore, Richmond, Scotland	13 min
Apr 13, 7:38 AM EDT	Severe Thunderstorm Warning	RAH	Franklin, Granville, Vance, Warren	47 min
Apr 13, 7:47 AM EDT	Tornado Warning	RAH	Vance, Warren	28 min
Apr 13, 7:51 AM EDT	Severe Thunderstorm Warning	RAH	Franklin, Nash, Wake, Wilson	39 min
Apr 13, 8:00 AM EDT	Severe Thunderstorm Warning	RAH	Cumberland, Harnett, Johnston, Nash, Sampson, Wayne	60 min
Apr 13, 8:24 AM EDT	Severe Thunderstorm Warning	RAH	Edgecombe, Halifax, Nash, Wilson	62 min

Nearby

Tornado Warnings in North Carolina, 2020 Every tornado warning in 2020 Tornadoes 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.