Alert archive / North Carolina / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 88, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at Apr 28, 2008, 12:45 PM EDT for 4 counties in North Carolina. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 28, 2008, 12:45 PM EDT (16:45 UTC)
- Expired
- Apr 28, 2008, 1:30 PM EDT
- In force
- 45 min
- Issued by
- NWS Raleigh, NC
- Area
- Storm-based polygon
Counties Durham County, NC, Granville County, NC, Orange County, NC, Person County, NC
The radar
The Raleigh/Durham radar (KRAX), 70 km from the middle of the area, began a volume at 16:49 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
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 4.8 hours before the alert went out and 90 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
- -29 J/kg
- Mixed-layer LCL
- 585 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 108 m²/s²
- 0-3 km storm-relative helicity
- 105 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What 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 28, 9:45 AM EDT, 3 hours earlier.
Area forecast discussion, Apr 28, 9:45 AM EDT, 3 hours before
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</html>Hazardous weather outlook, Apr 28, 10:31 AM EDT, 2 hours 14 minutes before
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</html>In the hours before
Special weather statement, Apr 28, 8:27 AM EDT, 4 hours 18 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH NC 827 AM EDT MON APR 28 2008 NCZ008>011-025>028-041>043-077-078-086-088-089-281330- CUMBERLAND-DURHAM-EDGECOMBE-FRANKLIN-GRANVILLE-HALIFAX-HARNETT-HOKE- JOHNSTON-NASH-SAMPSON-VANCE-WAKE-WARREN-WAYNE-WILSON- 827 AM EDT MON APR 28 2008 ...A BAND OF HEAVY RAIN SHOWERS AND ISOLATED THUNDERSTORMS WILL MOVE ACROSS THE NORTHEAST PIEDMONT AND COASTAL PLAIN OF CENTRAL NORTH CAROLINA THROUGH 930 AM EDT... AT 827 AM EDT...DOPPLER RADAR INDICATED SHOWERS AND POSSIBLE ISOLATED THUNDERSTORMS WITH VERY HEAVY RAIN ROUGHLY ALONG A LINE BETWEEN AND PARALLEL TO INTERSTATE 95 AND U.S. HIGHWAY ONE FROM THE VIRGINIA BORDER TO THE SOUTH CAROLINA BORDER...MOVING NORTHEAST AT 45 MPH. ONE QUARTER TO ONE HALF INCH OF RAIN IS LIKELY IN A SHORT PERIOD OF TIME WITH THIS BAND OF HEAVY SHOWERS. MOTORISTS SHOULD DRIVE WITH CAUTION TO AVOID HYDROPLANING AND TO ANTICIPATE SUDDEN REDUCTION IN VISIBILITY BECAUSE OF THE HEAVY RAIN AND SPRAY. RFG
Special weather statement, Apr 28, 9:00 AM EDT, 3 hours 45 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH NC 900 AM EDT MON APR 28 2008 NCZ021-022-038-039-073-074-083-281530- ANSON-DAVIDSON-FORSYTH-GUILFORD-MONTGOMERY-RANDOLPH-STANLY- 900 AM EDT MON APR 28 2008 ...A BAND OF HEAVY RAIN SHOWERS AND ISOLATED THUNDERSTORMS WILL MOVE ACROSS THE WESTERN PIEDMONT OF CENTRAL NORTH CAROLINA LATE THIS MORNING.... AT 900 AM EDT...DOPPLER RADAR INDICATED SHOWERS AND POSSIBLE THUNDERSTORMS WITH HEAVY RAIN TO THE WEST OF CHARLOTTE AND STATESVILLE MOVING NORTHEAST AT 30 MPH. AT ITS CURRENT RATE OF MOVEMENT THESE HEAVY SHOWERS AND ISOLATED THUNDERSTORMS WILL REACH ALBEMARLE...LEXINGTON AND THE TRIAD AREA BETWEEN 11 AM AND NOON TODAY. SOME LOCATIONS IN THE PATH OF THE HEAVIEST SHOWERS AND STORMS INCLUDE... CLEMMONS...WINSTON-SALEM...ARCADIA... AND...MIDWAY... WALKERTOWN...AND...SEDGE GARDEN...WELCOME...COLFAX...AND...LEXINGTON. HEAVY RAIN WITH RAINFALL RATES OF ONE HALF TO ONE INCH AN HOUR CAN BE EXPECTED IN THESE AREAS. MOTORISTS SHOULD DRIVE WITH CAUTION TO AVOID HYDROPLANING. MOTORISTS SHOULD DRIVE WITH CAUTION TO AVOID HYDROPLANING AND TO EXPECT SUDDEN LOWERING OF VISIBILITY BECAUSE OF THE HEAVY RAIN AND SPRAY. TRAVEL DELAYS ARE LIKELY. RFG
Special weather statement, Apr 28, 10:34 AM EDT, 2 hours 11 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH NC 1034 AM EDT MON APR 28 2008 NCZ021>024-038>040-073-074-281600- ALAMANCE-CHATHAM-DAVIDSON-FORSYTH-GUILFORD-MONTGOMERY-ORANGE- RANDOLPH-STANLY- 1034 AM EDT MON APR 28 2008 ...HEAVY RAIN WILL MOVE ACROSS FORSYTH...GUILFORD...ALAMANCE... ORANGE...DAVIDSON...RANDOLPH...CHATHAM...MONTGOMERY AND STANLY COUNTIES THROUGH NOON EDT... AT 1034 AM EDT...DOPPLER RADAR INDICATED SHOWERS AND ISOLATED THUNDERSTORMS WITH LOCALLY HEAVY RAIN ALONG A LINE EXTENDING FROM WINSTON-SALEM TO 12 MILES WEST OF ASHEBORO TO 9 MILES SOUTHWEST OF ALBEMARLE...MOVING NORTHEAST AT 43 MPH. LOCATIONS IN THE PATH OF THESE STORMS INCLUDE... MARTHA...BELEWS CREEK...STOKESDALE...ULAH...ULAH...LAKE TOWNSEND. HEAVY RAIN WITH RAINFALL RATES OF ONE HALF TO ONE INCH AN HOUR CAN BE EXPECTED IN THESE AREAS. LOCALLY GUSTY WINDS UP TO 40 MPH ARE ALSO POSSIBLE IN THE HEAVIER STORMS. MOTORISTS SHOULD DRIVE WITH CAUTION TO AVOID HYDROPLANING AND TO EXPECT SUDDEN LOWERING OF VISIBILITY BECAUSE OF THE HEAVY RAIN AND SPRAY. TRAVEL DELAYS ARE LIKELY WITH THESE HEAVY RAIN SHOWERS. RFG
Local storm report, Apr 28, 10:54 AM EDT, 1 hour 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
1054 AM EDT MON APR 28 2008
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0348 PM HAIL 3 ENE DENTON 35.65N 80.07W
04/27/2008 E0.75 INCH DAVIDSON NC POST OFFICE
0425 PM HAIL 2 WSW ASHEBORO 35.71N 79.84W
04/27/2008 E0.75 INCH RANDOLPH NC POST OFFICE
0435 PM HAIL 5 NNE ASHEBORO 35.79N 79.78W
04/27/2008 E0.75 INCH RANDOLPH NC POST OFFICE
&&
ORROCKSpecial weather statement, Apr 28, 12:07 PM EDT, 38 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH NC 1207 PM EDT MON APR 28 2008 NCZ021>024-038>040-073>076-083-084-281730- ALAMANCE-ANSON-CHATHAM-DAVIDSON-FORSYTH-GUILFORD-LEE-MONTGOMERY- MOORE-ORANGE-RANDOLPH-RICHMOND-STANLY- 1207 PM EDT MON APR 28 2008 ...HEAVY RAIN WILL MOVE ACROSS RICHMOND...FORSYTH...GUILFORD... ALAMANCE...ORANGE...DAVIDSON...RANDOLPH...CHATHAM...LEE...MOORE... MONTGOMERY...STANLY AND ANSON COUNTIES THROUGH 130 PM EDT... AT 1205 PM EDT...DOPPLER RADAR INDICATED SHOWERS AND ISOLATED THUNDERSTORMS WITH LOCALLY HEAVY RAIN ALONG A LINE EXTENDING FROM 6 MILES WEST OF GREENSBORO TO 14 MILES SOUTHWEST OF ASHEBORO TO 11 MILES NORTHEAST OF LANCASTER...MOVING EAST AT 30 MPH. LOCATIONS IMPACTED INCLUDE GREENSBORO... RANDLEMAN... ASHEBORO... TROY... WADESBORO AND BURLINGTON. OCCASIONAL WIND GUSTS OF 30 TO 40 MPH ARE POSSIBLE WITH THE HEAVIER ACTIVITY. HEAVY RAIN WITH RAINFALL AMOUNTS OF ONE HALF TO ONE INCH DURING THE NEXT HOUR CAN BE EXPECTED IN THESE AREAS. MOTORISTS SHOULD DRIVE WITH CAUTION TO AVOID HYDROPLANING. JFB
The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 27, 8:25 PM EDT | Severe Thunderstorm Warning | RAH | Johnston, Wake | 50 min |
| Apr 27, 8:54 PM EDT | Severe Thunderstorm Warning | RAH | Johnston, Nash, Wilson | 51 min |
| Apr 27, 9:38 PM EDT | Flash Flood Warning | RAH | Wake | 2 hr |
| Apr 27, 10:01 PM EDT | Tornado Warning | RAH | Nash, Wilson | 29 min |
| Apr 28, 1:28 PM EDT | Severe Thunderstorm Warning | RAH | Granville, Vance | 47 min |
| Apr 28, 1:52 PM EDT | Tornado Warning | RAH | Vance, Warren | 28 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2008Every severe thunderstorm warning in 2008
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.