Alert archive / North Carolina / Flash Flood Warnings in 2011
Flash Flood Warning 85, NWS Blacksburg, VA
NWS Blacksburg, VA issued this flash flood warning at Sep 25, 2011, 2:59 AM EDT for Ashe County, North Carolina. It was in force for 4 hr. 2 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
- Sep 25, 2011, 2:59 AM EDT (06:59 UTC)
- Expired
- Sep 25, 2011, 7:28 AM EDT
- In force
- 4 hr
- Issued by
- NWS Blacksburg, VA
- Area
- Storm-based polygon
- Flood severity
- None
County Ashe County, NC
The radar
The Roanoke radar (KFCX), 127 km from the middle of the area, began a volume at 07:02 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 |
|---|---|---|---|
| Sep 25, 3:57 AM EDT | FLASH FLOOD | Fleetwood, NC | CRANBERRY CREEK FLOODED LIBERTY GROVE CHURCH ROAD. SEVERAL OTHER STREETS FLOODED IN FLEETWOOD AREA. |
| Sep 25, 4:00 AM EDT | FLASH FLOOD | 1 Nne Todd, NC | WATER FLOODING TODD RAILROAD GRADE ROAD. ADDITIONAL STREET FLOODED IN THE TOWN OF TODD. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 7.0 hours before the alert went out and 146 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
- 367 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 666 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 41 m²/s²
- 0-3 km storm-relative helicity
- 11 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
457
WGUS51 KRNK 250659
FFWRNK
NCC009-251300-
/O.NEW.KRNK.FF.W.0085.110925T0659Z-110925T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
259 AM EDT SUN SEP 25 2011
THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A
* FLASH FLOOD WARNING FOR...
ASHE COUNTY IN NORTHWEST NORTH CAROLINA
* UNTIL 900 AM EDT.
* AT 254 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAIN FROM A THUNDERSTORM OVER THE WARNED AREA.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MOUNT
JEFFERSON...WEST JEFFERSON...WAGONER...TROUT...SHATLEY SPRINGS...
NELLA...LANSING...JEFFERSON...GRASSY CREEK...FLATWOOD...CLIFTON...
ASHLAND AND LAUREL SPRINGS.
WATCH FOR FLOODING ALONG OLD FIELDS CREEK NEAR BALDWIN AND
FLEETWOOD...CALL CREEK AND THREE TOP CREEK NEAR TROUT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
ADDITIONAL RAINFALL AMOUNTS OF ONE TO THREE INCHES ARE POSSIBLE IN
THE WARNED AREA.
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 RELAY ANY REPORTS OF FLOODING INCLUDING MUDSLIDES...OR ROAD
CLOSURES TO THE NATIONAL WEATHER SERVICE IN BLACKSBURG BY CALLING
TOLL FREE...1...8 6 6...2 1 5...4 3 2 4. DELAYED REPORTS ARE WELCOME.
&&
LAT...LON 3647 8170 3657 8170 3658 8168 3657 8135
3648 8132 3645 8127 3640 8126 3639 8124
3636 8125 3637 8136 3629 8137 3629 8141
3624 8148 3628 8157 3635 8164 3640 8175
$$
KK2 follow-up statements
026
WGUS71 KRNK 250739
FFSRNK
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
339 AM EDT SUN SEP 25 2011
NCC009-251300-
/O.CON.KRNK.FF.W.0085.000000T0000Z-110925T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ASHE NC-
339 AM EDT SUN SEP 25 2011
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 900 AM EDT FOR ASHE
COUNTY...
AT 332 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE SHOWERS AND ISOLATED THUNDERSTORM PRODUCING VERY HEAVY RAIN OVER
THE WARNED AREA.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MOUNT
JEFFERSON...WEST JEFFERSON...WAGONER...TROUT...SHATLEY SPRINGS...
OTHELLO...NELLA...LANSING...JEFFERSON...GRASSY CREEK...GLENDALE
SPRINGS...FLATWOOD...CLIFTON...BALDWIN...ASHLAND AND LAUREL SPRINGS
WATCH FOR FLOODING ALONG THREE TOP CREEK NEAR CRESTON...BIG HORSE CREEK
NEAR LANSING AND OLD FIELDS CREEK NEAR BALDWIN AND FLEETWOOD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
ADDITIONAL RAINFALL AMOUNTS OF ONE TO THREE INCHES ARE POSSIBLE IN THE
WARNED AREA.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
&&
LAT...LON 3647 8170 3657 8170 3658 8168 3657 8135
3648 8132 3645 8127 3640 8126 3639 8124
3636 8125 3637 8136 3629 8137 3629 8141
3624 8148 3628 8157 3635 8164 3640 8175
$$
KK836
WGUS71 KRNK 251128
FFSRNK
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
728 AM EDT SUN SEP 25 2011
NCC009-251138-
/O.CAN.KRNK.FF.W.0085.000000T0000Z-110925T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ASHE NC-
728 AM EDT SUN SEP 25 2011
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR ASHE COUNTY...
HEAVY RAIN HAS ENDED OVER THE WARNED AREA...THUS THE FLASH FLOOD
WARNING HAS BEEN CANCELLED.
LAT...LON 3647 8170 3657 8170 3658 8168 3657 8135
3648 8132 3645 8127 3640 8126 3639 8124
3636 8125 3637 8136 3629 8137 3629 8141
3624 8148 3628 8157 3635 8164 3640 8175
$$The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 24, 9:47 PM EDT | Special Weather Statement | RNK | Watauga | 118 min |
| Sep 24, 11:44 PM EDT | Special Weather Statement | RNK | Ashe, Watauga | 76 min |
| Sep 25, 1:00 AM EDT | Special Weather Statement | RNK | Ashe, Watauga | 60 min |
| Sep 25, 2:03 AM EDT | Flash Flood Warning | RNK | Watauga | 5 hr |
| Sep 25, 2:45 AM EDT | Special Weather Statement | RNK | Ashe | 60 min |
| Sep 25, 3:08 AM EDT | Special Weather Statement | RNK | Alleghany, Wilkes | 52 min |
| Sep 25, 5:20 PM EDT | Severe Thunderstorm Warning | RNK | Surry, Wilkes, Yadkin | 40 min |
| Sep 25, 6:09 PM EDT | Special Weather Statement | RNK | Surry | 36 min |
Nearby
Flash Flood Warnings in North Carolina, 2011Every flash flood 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.