Alert archive / North Carolina / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 217, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at Jul 27, 2009, 2:10 PM EDT for Anson County, Richmond County, Scotland County, North Carolina. It was in force for 65 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
- Jul 27, 2009, 2:10 PM EDT (18:10 UTC)
- Expired
- Jul 27, 2009, 3:15 PM EDT
- In force
- 65 min
- Issued by
- NWS Raleigh, NC
- Area
- Storm-based polygon
Counties Anson County, NC, Richmond County, NC, Scotland County, NC
The radar
The Raleigh/Durham radar (KRAX), 142 km from the middle of the area, began a volume at 18:12 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 27, 12:49 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 6.2 hours before the alert went out and 228 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
- 1073 J/kg
- Mixed-layer CIN
- -49 J/kg
- Mixed-layer LCL
- 1130 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 48 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.9
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 Jul 27, 10:50 AM EDT, 3 hours 20 minutes earlier.
Area forecast discussion, Jul 27, 10:50 AM EDT, 3 hours 20 minutes before
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</html>Hazardous weather outlook, Jul 27, 12:57 PM EDT, 1 hour 13 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE RALEIGH NC 1257 PM EDT MON JUL 27 2009 NCZ007>011-024>028-040>043-075>078-084>086-088-089-281700- PERSON-GRANVILLE-VANCE-WARREN-HALIFAX-ORANGE-DURHAM-FRANKLIN-NASH- EDGECOMBE-CHATHAM-WAKE-JOHNSTON-WILSON-MOORE-LEE-HARNETT-WAYNE- RICHMOND-SCOTLAND-HOKE-CUMBERLAND-SAMPSON- 1257 PM EDT MON JUL 27 2009 ...SEVERE THUNDERSTORM WATCH 627 IN EFFECT UNTIL 8 PM EDT THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SEVERE THUNDERSTORM WATCH. THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING ACROSS CENTRAL NORTH CAROLINA. AN UPPER DISTURBANCE WILL BE SLOWLY PASSING OVER THE AREA TODAY...WHICH WILL RESULT IN THE DEVELOPMENT OF SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS. A FEW OF THESE THUNDERSTORMS COULD BECOME SEVERE AND PRODUCE DAMAGING DOWNBURST WINDS IN EXCESS OF 60 MPH AND HAIL UP TO THE SIZE OF NICKELS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. THE PRESENCE OF BERMUDA HIGH PRESSURE WILL RESULT IN WARM AND HUMID CONDITIONS... WITH AFTERNOON AND EVENING SHOWERS AND THUNDERSTORMS EACH DAY THIS WEEK. WHILE THIS WEATHER PATTERN MAY FUEL ISOLATED SEVERE THUNDERSTORMS... NO ORGANIZED SEVERE AND HAZARDOUS WEATHER IS EXPECTED. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTER ACTIVATION WILL LIKELY BE NEEDED BETWEEN 200 PM AND 800 PM TODAY. SPOTTERS SHOULD REPORT SEVERE WEATHER AS SOON AS IT IS SAFE TO DO SO. PLEASE STAY TUNED FOR LATER WATCHES AND WARNINGS. NCZ021>023-038-039-073-074-083-281700- FORSYTH-GUILFORD-ALAMANCE-DAVIDSON-RANDOLPH-STANLY-MONTGOMERY-ANSON- 1257 PM EDT MON JUL 27 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING ACROSS CENTRAL NORTH CAROLINA. AN UPPER DISTURBANCE WILL BE SLOWLY PASSING OVER THE AREA TODAY...WHICH WILL RESULT IN THE DEVELOPMENT OF SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS. ISOLATED STORMS COULD BECOME SEVERE AND PRODUCE DAMAGING DOWNBURST WINDS IN EXCESS OF 60 MPH AND HAIL UP TO THE SIZE OF NICKELS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. THE PRESENCE OF BERMUDA HIGH PRESSURE WILL RESULT IN WARM AND HUMID CONDITIONS... WITH AFTERNOON AND EVENING SHOWERS AND THUNDERSTORMS EACH DAY THIS WEEK. WHILE THIS WEATHER PATTERN MAY FUEL ISOLATED SEVERE THUNDERSTORMS... NO ORGANIZED SEVERE AND HAZARDOUS WEATHER IS EXPECTED. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTER ACTIVATION IS NOT EXPECTED...HOWEVER...SPOTTERS ARE ENCOURAGED TO REPORT ANY SEVERE WEATHER.
In the hours before
Local storm report, Jul 27, 10:29 AM EDT, 3 hours 41 minutes before
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</html>Special weather statement, Jul 27, 1:08 PM EDT, 1 hour 2 minutes before
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</html>Local storm report, Jul 27, 2:06 PM EDT, 4 minutes before
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</html>Local storm report, Jul 27, 2:09 PM EDT, 1 minute 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 |
|---|---|---|---|---|
| Jul 26, 9:42 PM EDT | Severe Thunderstorm Warning | RAH | Franklin, Halifax, Nash | 48 min |
| Jul 26, 10:01 PM EDT | Severe Thunderstorm Warning | RAH | Guilford | 36 min |
| Jul 27, 1:10 PM EDT | Severe Thunderstorm Warning | RAH | Anson, Montgomery, Richmond | 65 min |
| Jul 27, 1:56 PM EDT | Severe Thunderstorm Warning | RAH | Chatham, Lee, Moore, Randolph | 64 min |
| Jul 27, 2:32 PM EDT | Severe Thunderstorm Warning | RAH | Forsyth | 43 min |
| Jul 27, 2:47 PM EDT | Areal Flood Advisory | RAH | Anson, Richmond | 3 hr |
| Jul 27, 3:00 PM EDT | Severe Thunderstorm Warning | RAH | Chatham, Harnett, Lee, Moore | 60 min |
| Jul 27, 3:03 PM EDT | Severe Thunderstorm Warning | RAH | Vance, Warren | 57 min |
| Jul 27, 3:09 PM EDT | Severe Thunderstorm Warning | RAH | Chatham, Montgomery, Moore, Randolph | 66 min |
| Jul 27, 3:27 PM EDT | Severe Thunderstorm Warning | RAH | Chatham, Harnett, Lee, Wake | 63 min |
| Jul 27, 3:46 PM EDT | Severe Thunderstorm Warning | RAH | Cumberland, Harnett, Johnston, Sampson | 59 min |
| Jul 27, 3:57 PM EDT | Severe Thunderstorm Warning | RAH | Sampson, Wayne, Wilson | 49 min |
| Jul 27, 3:59 PM EDT | Severe Thunderstorm Warning | RAH | Halifax, Vance, Warren | 46 min |
| Jul 27, 4:09 PM EDT | Areal Flood Advisory | RAH | Vance, Warren | 109 min |
| Jul 27, 4:17 PM EDT | Severe Thunderstorm Warning | RAH | Johnston, Wake | 58 min |
| Jul 27, 4:29 PM EDT | Severe Thunderstorm Warning | RAH | Cumberland, Hoke | 76 min |
| Jul 27, 4:38 PM EDT | Areal Flood Advisory | RAH | Harnett | 105 min |
| Jul 27, 4:55 PM EDT | Severe Thunderstorm Warning | RAH | Granville, Person | 55 min |
| Jul 27, 5:09 PM EDT | Severe Thunderstorm Warning | RAH | Halifax, Warren | 36 min |
| Jul 27, 5:13 PM EDT | Severe Thunderstorm Warning | RAH | Sampson | 62 min |
| Jul 27, 5:28 PM EDT | Tornado Warning | RAH | Sampson | 32 min |
| Jul 27, 5:51 PM EDT | Severe Thunderstorm Warning | RAH | Halifax, Warren | 41 min |
| Jul 27, 6:34 PM EDT | Areal Flood Advisory | RAH | Halifax | 79 min |
| Jul 27, 7:11 PM EDT | Areal Flood Advisory | RAH | Guilford | 3 hr |
| Jul 27, 7:36 PM EDT | Severe Thunderstorm Warning | RAH | Davidson, Randolph | 54 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2009Every severe thunderstorm warning in 2009
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.