Alert archive / North Carolina / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 2, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at Mar 1, 2017, 5:59 PM EST for 4 counties in North Carolina. It was in force for 61 min. 4 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
- Mar 1, 2017, 5:59 PM EST (22:59 UTC)
- Expired
- Mar 1, 2017, 7:00 PM EST
- In force
- 61 min
- Issued by
- NWS Raleigh, NC
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Davidson County, NC, Forsyth County, NC, Guilford County, NC, Randolph County, NC
The radar
The Roanoke radar (KFCX), 131 km from the middle of the area, began a volume at 22:59 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 1, 6:20 PM EST | HAIL 1 | 3 Nnw Lexington, NC | HAIL A LITTLE LARGER THAN QUARTERS AT 620 PM ON U.S. 52 NEAR WEST CENTER STREET EXTENSION. . |
| Mar 1, 6:35 PM EST | HAIL 0.75 | 2 Ssw High Point, NC | DIME SIZED HAIL. |
| Mar 1, 6:35 PM EST | HAIL 0.75 | 2 Sw High Point, NC | DIME SIZED HAIL. |
| Mar 1, 6:52 PM EST | HAIL 1 | 4 Sw Climax, NC | QUARTER SIZED HAIL REPORTED NEAR LEVEL CROSS, NC. TIME ESTIMATED BY 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 1, 3:02 PM EST | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 11.0 hours before the alert went out and 49 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
- 27 J/kg
- Mixed-layer CIN
- -165 J/kg
- Mixed-layer LCL
- 878 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 312 m²/s²
- 0-3 km storm-relative helicity
- 375 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
184
WUUS52 KRAH 012259
SVRRAH
NCC057-067-081-151-020000-
/O.NEW.KRAH.SV.W.0002.170301T2259Z-170302T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Raleigh NC
559 PM EST WED MAR 1 2017
The National Weather Service in Raleigh has issued a
* Severe Thunderstorm Warning for...
Southeastern Forsyth County in central North Carolina...
Davidson County in central North Carolina...
Northwestern Randolph County in central North Carolina...
Southwestern Guilford County in central North Carolina...
* Until 700 PM EST
* At 558 PM EST, a severe thunderstorm was located over Cooleemee, or
near Mocksville, moving east at 50 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...
Greensboro, High Point, Asheboro, Lexington, Randleman,
Thomasville, Linwood, Archdale, Trinity and Pleasant Garden.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A severe thunderstorm watch remains in effect until 1000 PM EST for
central North Carolina.
LAT...LON 3584 8048 3583 8046 3584 8045 3583 8043
3585 8042 3585 8039 3587 8039 3588 8042
3589 8041 3589 8037 3596 8038 3597 8039
3613 7976 3576 7968 3573 8043 3574 8046
3577 8045 3579 8048 3581 8047 3583 8049
TIME...MOT...LOC 2258Z 259DEG 42KT 3583 8058
HAIL...1.00IN
WIND...60MPH
$$
233 follow-up statements
005
WWUS52 KRAH 012323
SVSRAH
Severe Weather Statement
National Weather Service Raleigh NC
623 PM EST WED MAR 1 2017
NCC057-067-081-151-020000-
/O.CON.KRAH.SV.W.0002.000000T0000Z-170302T0000Z/
Forsyth NC-Davidson NC-Randolph NC-Guilford NC-
623 PM EST WED MAR 1 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EST
FOR SOUTHEASTERN FORSYTH...DAVIDSON...NORTHWESTERN RANDOLPH AND
SOUTHWESTERN GUILFORD COUNTIES...
At 622 PM EST, a severe thunderstorm was located near Lexington,
moving east at 55 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Greensboro, High Point, Asheboro, Lexington, Randleman, Thomasville,
Linwood, Archdale, Trinity and Pleasant Garden.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3584 8048 3583 8046 3584 8045 3583 8043
3585 8042 3585 8039 3587 8039 3588 8042
3589 8041 3589 8037 3596 8038 3597 8039
3613 7976 3576 7968 3573 8043 3574 8046
3577 8045 3579 8048 3581 8047 3583 8049
TIME...MOT...LOC 2322Z 265DEG 46KT 3586 8021
HAIL...1.25IN
WIND...60MPH
$$
23006
WWUS52 KRAH 012336
SVSRAH
Severe Weather Statement
National Weather Service Raleigh NC
636 PM EST WED MAR 1 2017
NCC067-012345-
/O.CAN.KRAH.SV.W.0002.000000T0000Z-170302T0000Z/
Forsyth NC-
636 PM EST WED MAR 1 2017
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN FORSYTH COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore the warning has been cancelled.
A severe thunderstorm watch remains in effect until 1000 PM EST for
central North Carolina.
LAT...LON 3598 8020 3602 8009 3601 8005 3603 8004
3613 7976 3576 7968 3574 8026
TIME...MOT...LOC 2335Z 261DEG 54KT 3589 7996
$$
NCC057-081-151-020000-
/O.CON.KRAH.SV.W.0002.000000T0000Z-170302T0000Z/
Davidson NC-Randolph NC-Guilford NC-
636 PM EST WED MAR 1 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EST
FOR NORTHEASTERN DAVIDSON...NORTHWESTERN RANDOLPH AND SOUTHWESTERN
GUILFORD COUNTIES...
At 635 PM EST, a severe thunderstorm was located near High Point,
moving east at 60 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Greensboro, High Point, Asheboro, Lexington, Randleman, Thomasville,
Archdale, Trinity, Pleasant Garden and Jamestown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3598 8020 3602 8009 3601 8005 3603 8004
3613 7976 3576 7968 3574 8026
TIME...MOT...LOC 2335Z 261DEG 54KT 3589 7996
HAIL...1.25IN
WIND...60MPH
$$
23182
WWUS52 KRAH 012342
SVSRAH
Severe Weather Statement
National Weather Service Raleigh NC
642 PM EST WED MAR 1 2017
NCC057-012350-
/O.CAN.KRAH.SV.W.0002.000000T0000Z-170302T0000Z/
Davidson NC-
642 PM EST WED MAR 1 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN DAVIDSON COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore the warning has been cancelled.
A severe thunderstorm watch remains in effect until 1000 PM EST for
central North Carolina.
LAT...LON 3602 8005 3603 8004 3613 7976 3576 7968
3575 8006
TIME...MOT...LOC 2340Z 259DEG 42KT 3590 7988
$$
NCC081-151-020000-
/O.CON.KRAH.SV.W.0002.000000T0000Z-170302T0000Z/
Randolph NC-Guilford NC-
642 PM EST WED MAR 1 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EST
FOR NORTHWESTERN RANDOLPH AND SOUTHWESTERN GUILFORD COUNTIES...
At 640 PM EST, a severe thunderstorm was located 7 miles northwest
of Randleman, moving east at 50 mph. Trained skywarn spotters have
reported hail a little larger than quarters.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Trained weather spotters.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Greensboro, High Point, Asheboro, Randleman, Thomasville, Archdale,
Trinity, Pleasant Garden, Jamestown and Randleman Regional Reservior
Marina.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3602 8005 3603 8004 3613 7976 3576 7968
3575 8006
TIME...MOT...LOC 2340Z 259DEG 42KT 3590 7988
HAIL...1.25IN
WIND...60MPH
$$
23The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 1, 4:12 PM EST | Special Weather Statement | RAH | Forsyth | 48 min |
| Mar 1, 5:51 PM EST | Special Weather Statement | RAH | Davidson | 54 min |
| Mar 1, 6:47 PM EST | Severe Thunderstorm Warning | RAH | Alamance, Chatham, Guilford, Orange, Randolph | 43 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2017Every severe thunderstorm warning in 2017
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.