Alert archive / North Carolina / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 56, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at Apr 27, 2011, 5:43 PM EDT for 4 counties in North Carolina. It was in force for 62 min. 8 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 27, 2011, 5:43 PM EDT (21:43 UTC)
- Expired
- Apr 27, 2011, 6:45 PM EDT
- In force
- 62 min
- Issued by
- NWS Raleigh, NC
- Area
- Storm-based polygon
Counties Davidson County, NC, Forsyth County, NC, Guilford County, NC, Randolph County, NC
The radar
The Roanoke radar (KFCX), 130 km from the middle of the area, began a volume at 21:44 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 27, 5:52 PM EDT | HAIL 1 | Se Lexington, NC | |
| Apr 27, 6:33 PM EDT | HAIL 0.75 | 1 Wnw Piedmont Triad Ai, NC | PENNY SIZED HAIL AT PIEDMONT TRIAD AIRPORT |
| Apr 27, 6:33 PM EDT | HAIL 0.75 | Greensboro, NC | |
| Apr 27, 6:35 PM EDT | HAIL 0.88 | 4 Ese Colfax, NC | |
| Apr 27, 6:35 PM EDT | HAIL 1 | 5 Nw High Point, NC | QUARTER SIZED HAIL NEAR KERNERSVILLE |
| Apr 27, 6:45 PM EDT | FUNNEL CLOUD | 5 Ese Colfax, NC | FUNNEL CLOUD REPORTED AT THE GREENSBORO AIRPORT. |
| Apr 27, 6:46 PM EDT | FUNNEL CLOUD | 1 Wnw Piedmont Triad Ai, NC | WALL CLOUD AND FUNNEL CLOUD NEAR PIEDMONT TRIAD AIRPORT |
| Apr 27, 6:54 PM EDT | FUNNEL CLOUD | 2 Wnw Lake Townsend, NC | WALL CLOUD AND FUNNEL CLOUD |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
Did it verify
Verified. The Iowa Environmental Mesonet's Cow matched 2 storm reports to this severe thunderstorm warning; the first came 9 minutes after it went out.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
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 27, 1:23 PM EDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 9.7 hours before the alert went out and 37 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
- 446 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 564 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 106 m²/s²
- 0-3 km storm-relative helicity
- 130 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
504
WUUS52 KRAH 272143
SVRRAH
NCC057-067-081-151-272245-
/O.NEW.KRAH.SV.W.0056.110427T2143Z-110427T2245Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
ISSUED BY NATIONAL WEATHER SERVICE BLACKSBURG VA
543 PM EDT WED APR 27 2011
THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN RANDOLPH COUNTY IN CENTRAL NORTH CAROLINA
NORTHERN DAVIDSON COUNTY IN CENTRAL NORTH CAROLINA
GUILFORD COUNTY IN CENTRAL NORTH CAROLINA
SOUTHEASTERN FORSYTH COUNTY IN CENTRAL NORTH CAROLINA
* UNTIL 645 PM EDT.
* AT 539 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
LEXINGTON...AND MOVING NORTHEAST AT 35 MPH.
* LOCATIONS IMPACTED INCLUDE...
LEXINGTON...
THOMASVILLE...
HIGH POINT...
KERNERSVILLE...
GREENSBORO...
DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.
PLEASE SEND YOUR REPORTS OF PENNY OR LARGER SIZED HAIL...AS WELL AS
WIND DAMAGE...INCLUDING TREES OR LARGE LIMBS DOWNED BY CALLING THE
NATIONAL WEATHER SERVICE TOLL FREE AT...1...8 6 6...2 1 5...4 3 2 4.
LAT...LON 3577 8045 3607 8019 3625 7997 3611 7964
3582 8005 3566 8031 3569 8033 3571 8033
3571 8037
TIME...MOT...LOC 2143Z 226DEG 29KT 3579 8030
$$
WP1 follow-up statement
660
WWUS52 KRAH 272204
SVSRAH
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
ISSUED BY NATIONAL WEATHER SERVICE BLACKSBURG VA
604 PM EDT WED APR 27 2011
NCC057-067-081-151-272245-
/O.CON.KRAH.SV.W.0056.000000T0000Z-110427T2245Z/
RANDOLPH NC-DAVIDSON NC-GUILFORD NC-FORSYTH NC-
604 PM EDT WED APR 27 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT
FOR SOUTHEASTERN FORSYTH...GUILFORD...NORTHEASTERN DAVIDSON AND
NORTHWESTERN RANDOLPH COUNTIES...
AT 601 PM EDT...THE PUBLIC REPORTED A SEVERE THUNDERSTORM CAPABLE OF
PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR
THOMASVILLE...OR 8 MILES NORTHEAST OF LEXINGTON...MOVING NORTHEAST AT
35 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
TRINITY...ARCHDALE...SEDGE GARDEN...HIGH POINT...JAMESTOWN...
KERNERSVILLE...COLFAX...GREENSBORO...STOKESDALE...SUMMERFIELD AND
MCLEANSVILLE.
IF SEVERE WEATHER APPROACHES YOUR AREA...GO INSIDE A STURDY SHELTER.
REMEMBER...A SEVERE THUNDERSTORM CAN PRODUCE LARGE DAMAGING HAIL...
DAMAGING WINDS IN EXCESS OF 55 MPH...DEADLY LIGHTNING...AND VERY
HEAVY RAIN.
LAT...LON 3582 8005 3579 8017 3591 8031 3607 8019
3625 7997 3611 7964
TIME...MOT...LOC 2204Z 226DEG 29KT 3591 8014
$$
WPWhat forecasters said that day
The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Apr 27, 4:06 PM EDT, 1 hour 37 minutes earlier.
Area forecast discussion, Apr 27, 4:06 PM EDT, 1 hour 37 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE RALEIGH NC ISSUED BY NATIONAL WEATHER SERVICE BLACKSBURG VA 406 PM EDT WED APR 27 2011 .SYNOPSIS... A STRONG SOUTHERLY FLOW WILL CONTINUE TO PUMP A WARM...VERY MOIST AIR MASS INTO THE CAROLINAS TONIGHT AHEAD OF A COLD FRONT THAT WILL CROSS CENTRAL NORTH CAROLINA DURING THE DAY THURSDAY. && .NEAR TERM /THROUGH THURSDAY/... AS OF 335 PM WEDNESDAY... TORNADO WATCH 233 HAS BEEN CANCELLED FOR THE ENTIRE COUNTY WARNING AREA. WEAK WAVE HAS PASSED NORTHEAST OF THE AREA. SCATTERED THUNDERSTORMS DEVELOPED RAPIDLY THIS AFTERNOON WITH ONE REPORT OF WIND DAMAGE SO FAR FROM HILLSBOROUGH EARLY ON. HAVE REMOVED MENTION OF DAMAGING WINDS/LARGE HAIL WITH THE THUNDERSTORMS THE REST OF THE AFTERNOON. HOWEVER...DID KEEP A MENTION OF GUSTY WINDS AND SMALL HAIL WITH A LOW CHC POP REST OF THE AFTERNOON. DOES NOT LOOK LIKE THERE WILL BE ANY ORGANIZED CONVECTION REST OF THE DAY...BUT THE FORECAST AREA IS RECEIVING A LOT OF LATE DAY INSOLATION...AND A FEW STORMS MAY FORM ON LEFTOVER BOUNDARIES. OTHERWISE...WE ARE EXPECTING A LULL IN THUNDERSTORM ACTIVITY UNTIL LATER TONIGHT WHEN THE STRONG SHORT WAVE/JET OVER ARKANSAS LIFTS NORTHEAST THROUGH THE TENNESSEE VALLEY. THIS BRINGS THE FORECAST AREA UNDER STRONGER UPPER LEVEL DIFFLUENCE AND LARGE SCALE ASCENT LATE TONIGHT INTO THURSDAY. WIND PROFILES CONTINUE TO BE IMPRESSIVE...WITH A STRONG LOW LEVEL JET AND SOME VEERING WITH HEIGHT. CURRENT THINKING IS THAT A SQUALL LINE WILL BE ONGOING AND MOVING INTO THE WESTERN CWA TOWARD MORNING. MAIN QUESTION IS WHETHER OR NOT THERE WILL BE MORE DISCRETE CELLS...AND A BETTER THREAT OF TORNADOES. CURRENT GRIDS ARE INDICATING MORE OF A SQUALL LINE SCENARIO WITH THE LINE MOVING INTO THE EASTERN CWA BY EARLY AFTERNOON...WITH DAMAGING WINDS BEING THE MAIN THREAT. FRONT SHOULD CLEAR THE EASTERN CWA BY EVENING. HAVE KEPT OVERNIGHT LOWS MILD...UPPER 60S TO LOWER 70S...WITH A STRONG SOUTH FLOW INTO THE AREA. DESPITE SOME AFTERNOON SUN...TEMPERATURES WON/T HAVE MUCH TIME TO RECOVER THURSDAY...SO HAVE KEPT HIGHS IN THE UPPER 70S TO LOWER 80S. && .SHORT TERM /THURSDAY NIGHT THROUGH SATURDAY/... AS OF 335 PM WEDNESDAY... AFTER THE FRONTAL PASSAGE EXPECT WINDS TO SHIFT AROUND TO NORTHWESTERLY AND COLD AIR ADVECTION TO ENSUE THURSDAY NIGHT. LOWS WILL BE QUITE A BIT COOLER...49 NORTHWEST TO 54 SOUTHEAST. MID/UPPER LEVEL TROUGH AXIS ALONG WITH A SFC TROUGH IS EXPECTED TO SWING THROUGH THE AREA ON FRIDAY. HOWEVER... WITH LACK OF ANY SIGNIFICANT MOISTURE THROUGH THE COLUMN EXPECT WE WILL ONLY SEE ANY INCREASE IN CLOUD COVER ON FRIDAY AFTERNOON... WITH SKIES BECOMING CLEAR BY SUNSET WITH THE LOSS OF HEATING AND SUBSIDENCE BEHIND THE EXITING TROUGH. WITH A DEEP DRY DRY SUB CLOUD LAYER EXPECTED ALONG WITH A WEST TO WEST-NORTHWESTERLY DOWNSLOPE FLOW... EXPECT WE WILL SEE HIGH TEMPS IN THE MID 70S ACROSS CENTRAL NC. DRY HIGH PRESSURE OVER THE REGION FRIDAY NIGHT INTO SATURDAY WILL BRING CHILLY OVERNIGHT LOWS IN THE 40S...AND THEN SUNNY SKIES AND HIGHS IN THE UPPER 70S SATURDAY. && .LONG TERM /SATURDAY NIGHT THROUGH WEDNESDAY/... AS OF 1255 PM WEDNESDAY... GENERALLY FOLLOWING AN HPC SOLUTION HERE WHICH LEANS TOWARD A BLEND OF THE GFS/ECMWF TO END THE WEEKEND THEN MORE OF AN ENSEMBLE SOLUTION THEREAFTER. SAT NIGHT INTO SUNDAY WILL SEE RIDGE OVER THE AREA SHIFTING EAST AS NEXT STORM SYSTEM WORKS INTO THE CENTRAL U.S. WITH A SPLIT FLOW REGIME WITH ONE STRONG SHORTWAVE MOVING SLOWLY EAST ACROSS THE UPPER MIDWEST AND THE SRN STREAM WAVE WORKING INTO THE LOWER MISSOURI VALLEY AND SRN PLAINS BY MONDAY. AHEAD OF THIS SYSTEM WE SHOULD BE DRY WITH INCREASING HUMIDITIES...AND TEMPS AS HIGHS BY MONDAY WILL BE IN THE LOWER TO MID 80S. AS THE SRLY FLOW INCREASES MONDAY AND THE COLD FRONT PUSHES INTO THE TN/OHIO VALLEYS...THE CHANCE OF AFTN/EVENING THUNDERSTORMS INCREASES...WITH A BETTER CHANCE ARRIVING MON NIGHT AS THE FRONT PROGRESSES INTO CENTRAL NORTH CAROLINA. THE CONFIGURATION OF THE UPPER AIR PATTERN AND FRONT SUGGESTS POTENTIAL FOR A LINEAR STORM ORGANIZATION...AND SVR POTENTIAL WITH WIND GUSTS. ALSO...WEAK WAVE OF LOW PRESSURE MOVING ALONG THE FRONT MONDAY NIGHT COULD BACK THE LOW LVL FLOW ENOUGH TO INCREASE HELICITY LEADING TO POTENTIAL TORNADIC THREAT. STILL EARLY TO CALL IT...BUT SEEMS WE COULD BE LOOKING AT SOME SVR WX POTENTIAL IN THE MON-TUE TIME FRAME...ALTHOUGH IF MAIN LINE COMES IN AT NIGHT...THIS MAY LIMIT THE THREAT. SHOULD SEE THINGS GETTING DRIER/COOLER BY MIDWEEK PER ENSEMBLE SOLUTION...AS HIGH PRESSURE WORKS IN FROM THE WEST. A SLOWER ECWMF SOLUTION WOULD DELAY THIS BY ANOTHER DAY AS IT TAKES ON A NEG TILT TO THE UPPER TROUGH HANGING THE SFC FRONT UP ACROSS ERN NC. && .AVIATION /20Z WEDNESDAY THROUGH MONDAY/... AS OF 200 PM WEDNESDAY... STRONG TO SEVERE TSRA SCATTERED THIS AFTN BUT AFFECTING AND RDU ATTM...WITH ANOTHER STORM OVER RWI. THE STORMS WILL REMAIN SCT THROUGH THE AFTN DIMINISHING THIS EVENING. OUTSIDE ANY STORMS...VFR CONDITIONS WILL PREVAIL WITH GUSTY SOUTH WINDS AT 20 TO 25 KNOTS. ANY TSRA WILL BRING VSBYS/CIGS DOWN TO MVFR OR LOWER AT TIMES...BUT NOT ENOUGH COVERAGE OR TIME OVER AIRPORT TO FORECAST PREDOMINANT MVFR CONDITIONS. TONIGHT...LOOK FOR VFR CONDITIONS TO DETERIOTE TO IFR CIGS LATE THIS EVENING INTO OVERNIGHT BEFORE A COLD FRONT MOVES IN AFTER MIDNIGHT INTO WRN NC AND TRAVERSES THE STATE INTO THURSDAY. A LINE OF SHOWERS AND STORMS EXPECTED WITH THIS FRONT AND TIMING WISE...WILL SEE IMPACTS AT INT/GSO AROUND 12-14Z...RAH/FAY/RWI AFTER 15Z. WITH THIS EXPECT MVFR CONDITIONS. WINDS WILL SHIFT TO THE SOUTHWEST AS THE FRONT MOVES THROUGH THEN WESTERLY BY THU EVENING. WIND SPEEDS DECREASE LATE ON THURSDAY EVENING AS HIGH PRESSURE BEGINS TO BUILD INTO THE AREA. VFR CONDITIONS ARE EXPECTED TO RETURN BY THURSDAY EVENING AND CONTINUE THROUGH AT LEAST THRU THE WEEKEND. THE NEXT SYSTEM MAY BRING LOWER CIGS MONDAY. && .RAH WATCHES/WARNINGS/ADVISORIES... NONE. && SYNOPSIS...99 NEAR TERM...99 SHORT TERM...99 LONG TERM...99 AVIATION...
Hazardous weather outlook, Apr 27, 3:36 PM EDT, 2 hours 7 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE RALEIGH NC ISSUED BY NATIONAL WEATHER SERVICE BLACKSBURG VA 336 PM EDT WED APR 27 2011 NCZ007>011-021>028-038>043-073>078-083>086-088-089-281945- 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- 336 PM EDT WED APR 27 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH TONIGHT...WITH THE BEST THREAT COMING AFTER MIDNIGHT. DAMAGING WINDS AND LARGE HAIL WILL BE THE MAIN THREATS. MONITOR THE LATEST INFORMATION FROM THE NATIONAL WEATHER SERVICE BY LISTENING TO NOAA WEATHER RADIO OR BY VISITING OUR WEBSITE AT HTTP://WEATHER.GOV/RALEIGH. YOU CAN ALSO KEEP UP WITH THE LATEST WEATHER ON A WEB ENABLED CELL PHONE OR OTHER MOBILE DEVICE BY VISITING HTTP://MOBILE.WEATHER.GOV. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THURSDAY INTO THURSDAY EVENING...AS A COLD FRONT MOVES EAST ACROSS CENTRAL NORTH CAROLINA. THE STRONGEST STORMS WILL BE CAPABLE OF PRODUCING DAMAGING STRAIGHT LINE WINDS AND ISOLATED TORNADOES. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTER ACTIVATION MAY BE NEEDED LATER TONIGHT. SPOTTERS SHOULD STAY TUNED AND REPORT ANY SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE.
In the hours before
Special weather statement, Apr 27, 1:29 PM EDT, 4 hours 14 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
ISSUED BY NATIONAL WEATHER SERVICE BLACKSBURG VA
129 PM EDT WED APR 27 2011
NCZ007>010-024>026-040-041-271830-
CHATHAM NC-DURHAM NC-FRANKLIN NC-GRANVILLE NC-ORANGE NC-PERSON NC-
VANCE NC-WAKE NC-WARREN NC-
129 PM EDT WED APR 27 2011
...STRONG THUNDERSTORMS WILL AFFECT CHATHAM...DURHAM...FRANKLIN...
GRANVILLE...ORANGE...PERSON...VANCE...WAKE AND WARREN COUNTIES...
AT 128 PM EDT...STRONG THUNDERSTORMS WERE ALONG A LINE FROM 8 MILES
NORTHEAST OF HILLSBOROUGH TO CARY...MOVING NORTHEAST AT 35 MPH.
WIND GUSTS TO 50 MPH AND PEA-SIZED HAIL ARE POSSIBLE WITH THESE
STORMS.
THESE STORMS WILL BE NEAR ROUGEMONT...GORMAN...BAHAMA...AND RALEIGH
AROUND 140 PM...BUTNER AROUND 145 PM...SURL...AND MORIAH AROUND 150
PM...STEM...CREEDMOOR AND AND FALLS LAKE AROUND 155 PM.
LAT...LON 3615 7815 3563 7879 3616 7910 3655 7860
3655 7838
EXPERIMENTAL
JJLocal storm report, Apr 27, 1:39 PM EDT, 4 hours 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
ISSUED BY NATIONAL WEATHER SERVICE BLACKSBURG VA
139 PM EDT WED APR 27 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0110 PM TSTM WND DMG HILLSBOROUGH 36.07N 79.10W
04/27/2011 ORANGE NC LAW ENFORCEMENT
TREES AND POWER LINES DOWN ON ST. MARYS STREET.
&&
WHPSpecial weather statement, Apr 27, 4:50 PM EDT, 53 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH NC ISSUED BY NATIONAL WEATHER SERVICE BLACKSBURG VA 450 PM EDT WED APR 27 2011 NCZ007-008-021>025-041-272200- PERSON-GRANVILLE-FORSYTH-GUILFORD-ALAMANCE-ORANGE-DURHAM-WAKE- INCLUDING THE CITIES OF...ROXBORO...OXFORD...WINSTON-SALEM... GREENSBORO...HIGH POINT...BURLINGTON...CHAPEL HILL...DURHAM... RALEIGH 450 PM EDT WED APR 27 2011 ...STRONG THUNDERSTORMS WILL IMPACT THE NORTHERN PIEDMONT THIS AFTERNOON... WIDELY SCATTERED THUNDERSTORMS WILL BE DEVELOPING FROM THE TRIAD...EAST TO THE TRIANGLE AREA THROUGH 6 PM. SOME OF THESE STORMS COULD PRODUCE GUSTY WINDS IN EXCESS OF 45 MPH...SMALL HAIL AND TORRENTIAL DOWNPOURS. SOME LOCATIONS THAT MAY SEE THESE STORMS INCLUDE WINSTON-SALEM...STOKESDALE...BURLINGTON...AND WAKE FOREST.
The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 27, 1:29 PM EDT | Special Weather Statement | RAH | Durham, Franklin, Granville, Vance, Wake | 61 min |
| Apr 27, 1:36 PM EDT | Severe Thunderstorm Warning | RAH | Durham, Granville, Person, Vance, Warren | 54 min |
| Apr 27, 1:41 PM EDT | Severe Thunderstorm Warning | RAH | Durham, Franklin, Granville, Vance, Wake, Warren | 64 min |
| Apr 27, 1:48 PM EDT | Severe Thunderstorm Warning | RAH | Davidson, Forsyth, Guilford | 57 min |
| Apr 27, 2:01 PM EDT | Severe Thunderstorm Warning | RAH | Edgecombe, Halifax, Nash | 59 min |
| Apr 27, 2:12 PM EDT | Severe Thunderstorm Warning | RAH | Edgecombe, Halifax, Nash, Wayne, Wilson | 42 min |
| Apr 27, 6:06 PM EDT | Severe Thunderstorm Warning | RAH | Durham, Granville, Orange, Person | 32 min |
| Apr 27, 6:17 PM EDT | Tornado Warning | RAH | Forsyth | 43 min |
| Apr 27, 6:19 PM EDT | Tornado Warning | RAH | Davidson, Forsyth, Guilford | 41 min |
| Apr 27, 7:06 PM EDT | Special Weather Statement | RAH | Guilford | 39 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2011Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.