Alert archive / North Carolina / Special Weather Statements in 2011
Special Weather Statement, NWS Raleigh, NC
NWS Raleigh, NC issued this special weather statement at Mar 6, 2011, 2:39 PM EST for 4 counties in North Carolina. It was in force for 51 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Mar 6, 2011, 2:39 PM EST (19:39 UTC)
- Expired
- Mar 6, 2011, 3:30 PM EST
- In force
- 51 min
- Issued by
- NWS Raleigh, NC
Counties Anson County, NC, Montgomery County, NC, Moore County, NC, Richmond County, NC
The radar
The Raleigh/Durham radar (KRAX), 138 km from the middle of the area, began a volume at 19:41 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, 7.7 hours before the alert went out and 236 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 564 m above ground
- 0-6 km bulk shear
- 72 kt
- 0-1 km storm-relative helicity
- 384 m²/s²
- 0-3 km storm-relative helicity
- 427 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Mar 6, 1:56 PM EST, 43 minutes earlier.
Area forecast discussion, Mar 6, 1:56 PM EST, 43 minutes before
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</html>Hazardous weather outlook, Mar 6, 4:07 AM EST, 10 hours 32 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE RALEIGH NC 407 AM EST SUN MAR 6 2011 NCZ007>011-021>028-038>043-073>078-083>086-088-089-070930- PERSON-GRANVILLE-VANCE-WARREN-HALIFAX-FORSYTH-GUILFORD-ALAMANCE- ORANGE-DURHAM-FRANKLIN-NASH-EDGECOMBE-DAVIDSON-RANDOLPH-CHATHAM-WAKE- JOHNSTON-WILSON-STANLY-MONTGOMERY-MOORE-LEE-HARNETT-WAYNE-ANSON- RICHMOND-SCOTLAND-HOKE-CUMBERLAND-SAMPSON- 407 AM EST SUN MAR 6 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA. .DAY ONE...TODAY AND TONIGHT. AN AREA OF LOW PRESSURE AND ITS ASSOCIATED COLD FRONT WILL BRING WIDESPREAD SHOWERS AND A FEW THUNDERSTORMS TO CENTRAL NORTH CAROLINA TODAY. DUE TO STRONG WINDS JUST ABOVE THE SURFACE...THE HEAVIER SHOWERS AND STORMS MAY PRODUCE WIND GUSTS AROUND 40 MPH. AN ISOLATED SEVERE THUNDERSTORM IS ALSO POSSIBLE WITH DAMAGING WIND GUSTS NEAR 60 MPH THE PRIMARY SEVERE WEATHER THREAT. THE SEVERE WEATHER THREAT WILL END BY 3 PM IN THE WEST...AND 7 PM IN THE EAST. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTERS ARE ENCOURAGED TO REPORT RAINFALL AMOUNTS IN EXCESS OF AN INCH OR WIND GUSTS IN EXCESS OF 40 MPH TO THE NATIONAL WEATHER SERVICE.
In the hours before
Special weather statement, Mar 6, 9:02 AM EST, 5 hours 37 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH NC 902 AM EST SUN MAR 6 2011 NCZ021-022-038-039-073-074-083-061700- FORSYTH-GUILFORD-DAVIDSON-RANDOLPH-STANLY-MONTGOMERY-ANSON- INCLUDING THE CITIES OF...WINSTON-SALEM...GREENSBORO... HIGH POINT...LEXINGTON...ASHEBORO...ALBEMARLE...TROY...WADESBORO 902 AM EST SUN MAR 6 2011 ...SHOWERS WITH MODERATE TO HEAVY RAIN WILL CONTINUE OVER THE SOUTHERN AND WESTERN NC PIEDMONT THROUGH MIDDAY.. SHOWERS WITH MODERATE TO HEAVY RAIN WILL PRODUCE HOURLY RAINFALL AMOUNTS FROM AROUND ONE TENTH TO ONE QUARTER INCH THROUGH NOON...THOUGH HEAVIER DOWNPOURS WILL PRODUCE LOCALLY HIGHER AMOUNTS. SOME LOCATIONS AFFECTED INCLUDE WADESBORO...TROY...LEXINGTON...ASHEBORO...WINSTON SALEM... HIGH POINT...AND GREENSBORO. MOTORISTS SHOULD USE CAUTION AND SLOW DOWN TO AVOID HYDROPLANING WHERE PONDING OF WATER OCCURS...AND DUE TO REDUCED VISIBILITY IN THE DOWNPOURS. MWS
Special weather statement, Mar 6, 11:08 AM EST, 3 hours 31 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
1108 AM EST SUN MAR 6 2011
NCZ042-078-089-061700-
JOHNSTON-SAMPSON-WAYNE-
1108 AM EST SUN MAR 6 2011
...A HEAVY SHOWER WITH GUSTY WINDS WILL MOVE ACROSS JOHNSTON...WAYNE
AND SAMPSON COUNTIES THROUGH NOON EST...
AT 1106 AM EST...DOPPLER RADAR INDICATED A HEAVY SHOWER WITH GUSTY
WINDS OVER ROSEBORO...OR ABOUT 10 MILES SOUTHWEST OF
CLINTON...MOVING NORTH AT 35 MPH.
SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...CLINTON...HOBBTON...
NEWTON GROVE.
HAZARDS INCLUDE...
GUSTY WINDS OF 35 TO 45 MPH.
STRONG WINDS ARE CAPABLE OF KNOCKING DOWN SMALL TREES AND BLOWING
AROUND TRASH CANS...POTTED PLANTS...LAWN FURNITURE AND OTHER LIGHT
OUTDOOR OBJECTS.
&&
LAT...LON 3487 7851 3491 7854 3494 7858 3548 7838
3541 7808 3483 7839
TIME...MOT...LOC 1606Z 200DEG 30KT 3495 7846
MWSSpecial weather statement, Mar 6, 12:53 PM EST, 1 hour 46 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH NC 1253 PM EST SUN MAR 6 2011 NCZ026-041-042-061830- FRANKLIN-JOHNSTON-WAKE- 1253 PM EST SUN MAR 6 2011 ...A HEAVY SHOWER WITH STRONG WINDS WILL MOVE ACROSS FRANKLIN...WAKE AND JOHNSTON COUNTIES THROUGH 130 PM EST... AT 1252 PM EST...DOPPLER RADAR INDICATED A HEAVY SHOWER WITH STRONG WINDS 5 MILES SOUTHWEST OF CLAYTON...OR ABOUT 11 MILES NORTHWEST OF SMITHFIELD...MOVING NORTHEAST AT 55 MPH. SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...KNIGHTDALE... WENDELL...AND...LINWOOD...PILOT...BUNN...LOUISBURG. HAZARDS INCLUDE... GUSTY WINDS OF 35 TO 45 MPH. STRONG WINDS ARE CAPABLE OF KNOCKING DOWN SMALL TREES AND BLOWING AROUND TRASH CANS...POTTED PLANTS...LAWN FURNITURE AND OTHER LIGHT OUTDOOR OBJECTS. && LAT...LON 3615 7805 3552 7843 3559 7863 3623 7833 TIME...MOT...LOC 1752Z 203DEG 46KT 3565 7848 MWS
Special weather statement, Mar 6, 1:38 PM EST, 1 hour 1 minute before
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</html>Special weather statement, Mar 6, 2:23 PM EST, 16 minutes before
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</html>Special weather statement, Mar 6, 2:39 PM EST, 0 minutes before
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</html>The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 6, 11:08 AM EST | Special Weather Statement | RAH | Sampson | 52 min |
| Mar 6, 11:23 AM EST | Severe Thunderstorm Warning | RAH | Johnston, Sampson, Wayne | 43 min |
| Mar 6, 11:33 AM EST | Tornado Warning | RAH | Johnston, Sampson, Wayne | 33 min |
| Mar 6, 12:53 PM EST | Special Weather Statement | RAH | Franklin | 37 min |
| Mar 6, 1:26 PM EST | Severe Thunderstorm Warning | RAH | Halifax | 19 min |
| Mar 6, 1:38 PM EST | Special Weather Statement | RAH | Scotland | 67 min |
| Mar 6, 2:23 PM EST | Special Weather Statement | RAH | Alamance, Chatham, Orange, Person | 52 min |
| Mar 6, 3:22 PM EST | Special Weather Statement | RAH | Harnett | 53 min |
| Mar 6, 3:35 PM EST | Special Weather Statement | RAH | Cumberland | 55 min |
| Mar 6, 3:37 PM EST | Special Weather Statement | RAH | Chatham, Cumberland, Harnett, Hoke, Lee, Moore and 2 more | 83 min |
| Mar 6, 4:23 PM EST | Special Weather Statement | RAH | Johnston | 52 min |
| Mar 6, 4:31 PM EST | Special Weather Statement | RAH | Vance | 59 min |
| Mar 6, 4:57 PM EST | Special Weather Statement | RAH | Sampson | 33 min |
| Mar 6, 5:01 PM EST | Special Weather Statement | RAH | Sampson | 29 min |
| Mar 6, 5:11 PM EST | Special Weather Statement | RAH | Edgecombe, Franklin, Halifax, Johnston, Nash, Warren and 1 more | 64 min |
| Mar 6, 5:40 PM EST | Severe Thunderstorm Warning | RAH | Franklin, Halifax, Warren | 50 min |
| Mar 6, 5:47 PM EST | Severe Thunderstorm Warning | RAH | Edgecombe, Franklin, Halifax, Nash | 43 min |
| Mar 6, 5:57 PM EST | Severe Thunderstorm Warning | RAH | Wayne, Wilson | 46 min |
| Mar 6, 6:09 PM EST | Tornado Warning | RAH | Edgecombe, Wayne, Wilson | 51 min |
| Mar 6, 6:32 PM EST | Special Weather Statement | RAH | Edgecombe, Halifax | 58 min |
Nearby
Special Weather Statements in North Carolina, 2011Every special weather statement in 2011
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.