Alert archive / North Carolina / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 34, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at Mar 31, 2021, 5:10 PM EDT for Franklin County, Nash County, Wake County, North Carolina. It was in force for 50 min. 1 report 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
- Mar 31, 2021, 5:10 PM EDT (21:10 UTC)
- Expired
- Mar 31, 2021, 6:00 PM EDT
- In force
- 50 min
- Issued by
- NWS Raleigh, NC
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Franklin County, NC, Nash County, NC, Wake County, NC
The radar
The Raleigh/Durham radar (KRAX), 28 km from the middle of the area, began a volume at 21:10 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 |
|---|---|---|---|
| Mar 31, 5:50 PM EDT | HAIL 1 | 5 Nne Middlesex, NC | HAIL ESTIMATE OF 1 INCH IN SOUTHWEST NASH COUNTY. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 9.2 hours before the alert went out and 146 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
- 10 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 552 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 157 m²/s²
- 0-3 km storm-relative helicity
- 184 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
701
WUUS52 KRAH 312110
SVRRAH
NCC069-127-183-312200-
/O.NEW.KRAH.SV.W.0034.210331T2110Z-210331T2200Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Raleigh NC
510 PM EDT Wed Mar 31 2021
The National Weather Service in Raleigh has issued a
* Severe Thunderstorm Warning for...
Southwestern Nash County in central North Carolina...
Northeastern Wake County in central North Carolina...
Southeastern Franklin County in central North Carolina...
* Until 600 PM EDT.
* At 509 PM EDT, a severe thunderstorm was located near Raleigh,
moving east at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Raleigh, Garner, Zebulon, Bunn, Knightdale, Wendell, Rolesville,
Spring Hope, Middlesex and Pilot.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3608 7808 3583 7798 3578 7825 3582 7826
3575 7837 3570 7864 3587 7871
TIME...MOT...LOC 2109Z 251DEG 31KT 3581 7859
HAIL...1.00IN
WIND...60MPH
$$
Green3 follow-up statements
708
WWUS52 KRAH 312127
SVSRAH
Severe Weather Statement
National Weather Service Raleigh NC
527 PM EDT Wed Mar 31 2021
NCC069-127-183-312200-
/O.CON.KRAH.SV.W.0034.000000T0000Z-210331T2200Z/
Nash NC-Wake NC-Franklin NC-
527 PM EDT Wed Mar 31 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR SOUTHWESTERN NASH...NORTHEASTERN WAKE AND SOUTHEASTERN FRANKLIN
COUNTIES...
At 527 PM EDT, a severe thunderstorm was located near Zebulon, or 14
miles east of Raleigh, moving east at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Zebulon, Bunn, Knightdale, Rolesville, Spring Hope, Middlesex and
Pilot.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3608 7808 3583 7798 3578 7825 3582 7826
3578 7847 3591 7855
TIME...MOT...LOC 2127Z 251DEG 31KT 3586 7841
HAIL...1.00IN
WIND...60MPH
$$
Green966
WWUS52 KRAH 312141
SVSRAH
Severe Weather Statement
National Weather Service Raleigh NC
541 PM EDT Wed Mar 31 2021
NCC183-312151-
/O.CAN.KRAH.SV.W.0034.000000T0000Z-210331T2200Z/
Wake NC-
541 PM EDT Wed Mar 31 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN WAKE COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 3583 7798 3583 7824 3597 7829 3605 7807
TIME...MOT...LOC 2141Z 254DEG 37KT 3593 7815
$$
NCC069-127-312200-
/O.CON.KRAH.SV.W.0034.000000T0000Z-210331T2200Z/
Nash NC-Franklin NC-
541 PM EDT Wed Mar 31 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR SOUTHWESTERN NASH AND SOUTHEASTERN FRANKLIN COUNTIES...
At 541 PM EDT, a severe thunderstorm was located near Bunn, or 11
miles west of Nashville, moving east at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Bunn and Spring Hope.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3583 7798 3583 7824 3597 7829 3605 7807
TIME...MOT...LOC 2141Z 254DEG 37KT 3593 7815
HAIL...1.00IN
WIND...60MPH
$$
Green071
WWUS52 KRAH 312157
SVSRAH
Severe Weather Statement
National Weather Service Raleigh NC
557 PM EDT Wed Mar 31 2021
NCC069-127-312207-
/O.EXP.KRAH.SV.W.0034.000000T0000Z-210331T2200Z/
Nash NC-Franklin NC-
557 PM EDT Wed Mar 31 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN NASH AND
SOUTHEASTERN FRANKLIN COUNTIES WILL EXPIRE AT 600 PM EDT...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Raleigh.
LAT...LON 3583 7798 3583 7824 3597 7829 3605 7807
TIME...MOT...LOC 2157Z 251DEG 31KT 3596 7804
$$
GreenThe office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 31, 2:34 PM EDT | Freeze Watch | RAH | Alamance, Anson, Chatham, Cumberland, Davidson, Durham and 25 more | 13 hr |
| Mar 31, 3:10 PM EDT | Special Weather Statement | RAH | Franklin, Halifax, Nash, Warren | 65 min |
| Mar 31, 3:19 PM EDT | Special Weather Statement | RAH | Alamance, Chatham, Durham, Granville, Orange, Person and 2 more | 56 min |
| Mar 31, 4:16 PM EDT | Special Weather Statement | RAH | Franklin, Vance, Warren | 59 min |
| Mar 31, 4:18 PM EDT | Special Weather Statement | RAH | Chatham, Harnett, Lee, Moore, Wake | 57 min |
| Mar 31, 4:21 PM EDT | Special Weather Statement | RAH | Sampson | 54 min |
| Mar 31, 4:27 PM EDT | Special Weather Statement | RAH | Cumberland | 48 min |
| Mar 31, 4:33 PM EDT | Severe Thunderstorm Warning | RAH | Chatham, Johnston, Wake | 42 min |
| Mar 31, 4:53 PM EDT | Special Weather Statement | RAH | Halifax | 67 min |
| Mar 31, 5:20 PM EDT | Special Weather Statement | RAH | Halifax | 40 min |
| Mar 31, 5:38 PM EDT | Special Weather Statement | RAH | Sampson | 52 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2021Every severe thunderstorm warning in 2021
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.