Alert archive / North Carolina / Flash Flood Warnings in 2012
Flash Flood Warning 20, NWS Raleigh, NC
NWS Raleigh, NC issued this flash flood warning at Jul 14, 2012, 10:25 PM EDT for Davidson County, Guilford County, Randolph County, North Carolina. It was in force for 62 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
- Jul 14, 2012, 10:25 PM EDT (02:25 UTC)
- Expired
- Jul 14, 2012, 11:27 PM EDT
- In force
- 62 min
- Issued by
- NWS Raleigh, NC
- Area
- Storm-based polygon
- Flood severity
- None
Counties Davidson County, NC, Guilford County, NC, Randolph County, NC
The radar
The Roanoke radar (KFCX), 121 km from the middle of the area, began a volume at 02:25 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 00:00Z, 2.4 hours before the alert went out and 20 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
- 1245 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 1134 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 55 m²/s²
- 0-3 km storm-relative helicity
- 45 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
387
WGUS52 KRAH 150225
FFWRAH
NCC057-081-151-150530-
/O.NEW.KRAH.FF.W.0020.120715T0225Z-120715T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
1025 PM EDT SAT JUL 14 2012
THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A
* FLASH FLOOD WARNING FOR...
DAVIDSON COUNTY IN CENTRAL NORTH CAROLINA
GUILFORD COUNTY IN CENTRAL NORTH CAROLINA
RANDOLPH COUNTY IN CENTRAL NORTH CAROLINA
* UNTIL 130 AM EDT
* AT 1021 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAIN PRODUCING FLOODING OVER
NORTHWESTERN RANDOLPH...SOUTHWESTERN GUILFORD AND EASTERN
DAVIDSON COUNTIES. DOPPLER RADAR ESTIMATED THAT TWO INCHES OF RAIN
HAS FALLEN SINCE 900 PM...WITH ADDITIONAL RAINFALL LIKELY AS
THUNDERSTORMS MOVE NORTHEAST ALONG THE INTERSTATE 85 CORRIDOR.
* LOCATIONS THREATENED WITH FLOODING INCLUDE HIGH POINT...
THOMASVILLE...GORDONTOWN...AND JAMESTOWN.
LAW ENFORCEMENT REPORTED THAT FLOODING WAS ALREADY OCCURRING NEAR
THE 200 BLOCK OF EAST LEXINGTON ROAD IN HIGH POINT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
NEVER DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROAD.
AS LITTLE AS 6 INCHES OF WATER CAN CAUSE YOU TO LOSE CONTROL OF YOUR
VEHICLE. TWO FEET OF RUSHING WATER CAN CARRY AWAY MOST VEHICLES
INCLUDING SPORT UTILITY VEHICLES AND PICKUP TRUCKS. TURN AROUND...
DONT DROWN.
PLEASE REPORT FLOODING TO THE NATIONAL WEATHER SERVICE BY CALLING...
1...8 7 7...6 3 3...6 7 7 2 OR NOTIFY YOUR LOCAL LAW ENFORCEMENT
AGENCY.
&&
LAT...LON 3602 8010 3602 8004 3608 8004 3610 8003
3606 7979 3562 8006 3570 8030
$$
VINCENT2 follow-up statements
631
WGUS72 KRAH 150308
FFSRAH
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
1108 PM EDT SAT JUL 14 2012
NCC057-081-151-150530-
/O.CON.KRAH.FF.W.0020.000000T0000Z-120715T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DAVIDSON NC-GUILFORD NC-RANDOLPH NC-
1108 PM EDT SAT JUL 14 2012
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 130 AM EDT FOR
NORTHWESTERN RANDOLPH...SOUTHWESTERN GUILFORD AND EASTERN DAVIDSON
COUNTIES...
AT 1100 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SCATTERED THUNDERSTORMS FROM NEAR THE WEST SIDE OF GREENSBORO AND
OVER HIGH POINT SOUTHWEST TO NEAR GORDONTOWN. BETWEEN 10 PM AND 11
PM...NATIONAL WEATHER SERVICE DOPPLER RADAR ESTIMATED THAT AS MUCH
AS AROUND 3 INCHES OF RAIN FELL JUST NORTHWEST OF GORDONTOWN IN
DAVIDSON COUNTY. EARLIER...FROM A QUICK COUPLE OF INCHES OF
RAIN...LAW ENFORCEMENT IN GUILFORD COUNTY REPORTED HIGH WATER ON
LEXINGTON IN HIGH POINT.
AN ADDITIONAL INCH OR TWO OF RAIN IN SOME AREAS COULD OCCUR BETWEEN
11 PM AND MIDNIGHT. AROUND 11 PM...THUNDERSTORMS WERE SHOWING SIGNS
OF WEAKENING. IF THE TREND CONTINUES AND STANDING WATER HAS
ABATED...THE FLASH FLOOD WARNING MAY BE CANCELLED EARLY.
LOCATIONS THREATENED BY FLOODING INCLUDE BUT ARE NOT LIMITED TO HIGH
POINT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
PLEASE REPORT FLOODING TO THE NATIONAL WEATHER SERVICE BY CALLING...
1...8 7 7...6 3 3...6 7 7 2 OR NOTIFY YOUR LOCAL LAW ENFORCEMENT
AGENCY.
&&
LAT...LON 3602 8010 3602 8004 3608 8004 3610 8003
3606 7979 3562 8006 3570 8030
$$
DJF078
WGUS72 KRAH 150327
FFSRAH
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
1127 PM EDT SAT JUL 14 2012
NCC057-081-151-150335-
/O.CAN.KRAH.FF.W.0020.000000T0000Z-120715T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DAVIDSON NC-GUILFORD NC-RANDOLPH NC-
1127 PM EDT SAT JUL 14 2012
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR NORTHWESTERN
RANDOLPH...SOUTHWESTERN GUILFORD AND EASTERN DAVIDSON COUNTIES...
AT 1123 PM EDT...AS THE SHOWERS WERE GRADUALLY DIMINISHING...
REPORTS FROM LAW ENFORCEMENT IN DAVIDSON...RANDOLPH...AND GUILFORD
COUNTIES INDICATED NO KNOWN STANDING WATER ON ROADS. HIGH WATER ON
LEXINGTON IN HIGH POINT HAD RECEDED. THEREFORE...THE FLASH FLOOD
WARNING HAS BEEN CANCELLED.
STILL...DRIVERS SHOULD BE ON THE LOOKOUT FOR PONDING OF WATER ON
ROADS IN LOW-LYING AND POOR DRAINAGE AREAS. SLOW DOWN AT NIGHT TO
AVOID HYDROPLANING ON WET ROADWAYS. STAY TUNED TO THIS STATION FOR
THE LATEST WEATHER INFORMATION.
LAT...LON 3602 8010 3602 8004 3608 8004 3610 8003
3606 7979 3562 8006 3570 8030
$$
DJFThe office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 9:16 PM EDT | Special Weather Statement | RAH | Forsyth | 44 min |
| Jul 14, 9:59 PM EDT | Areal Flood Advisory | RAH | Guilford | 2 hr |
| Jul 14, 10:11 PM EDT | Special Weather Statement | RAH | Davidson, Guilford | 49 min |
| Jul 14, 11:19 PM EDT | Special Weather Statement | RAH | Forsyth | 56 min |
Nearby
Flash Flood Warnings in North Carolina, 2012Every flash flood warning in 2012
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.