Alert archive / Virginia / Flash Flood Warnings in 2018

Flash Flood Warning 113, NWS Blacksburg, VA

October 10, 2018Carroll County, Grayson County, City of Galax, Virginia; Alleghany County, Surry County, Wilkes County, North Carolina

NWS Blacksburg, VA issued this flash flood warning at Oct 10, 2018, 5:15 PM EDT for Carroll County, Grayson County, City of Galax, Virginia; Alleghany County, Surry County, Wilkes County, North Carolina. It was in force for 6 hr. 11 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
Oct 10, 2018, 5:15 PM EDT (21:15 UTC)
Expired
Oct 10, 2018, 11:15 PM EDT
In force
6 hr
Issued by
NWS Blacksburg, VA
Area
Storm-based polygon
Flood severity
None

Counties Alleghany County, NC, Surry County, NC, Wilkes County, NC, Carroll County, VA, City of Galax, VA, Grayson County, VA

The radar

The Roanoke radar (KFCX), 108 km from the middle of the area, began a volume at 21:18 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

TimeReportWhereRemark
Oct 10, 5:15 PM EDTFLASH FLOOD4 S Ennice, NCBRUSH CREEK WAS OUT OF ITS BANKS AND OBSERVED RAPIDLY FLOWING OVER SCENIC VALLEY ROAD SEVERAL INCHES DEEP.
Oct 10, 5:30 PM EDTFLASH FLOOD2 S North Wilkesboro, NCNUMEROUS STREETS IN NORTH WILKESBORO FLOODED, WILKESBORO MEMORIAL PARK UNDER WATER.
Oct 10, 5:30 PM EDTFLASH FLOODNorth Wilkesboro, NCSOCIAL MEDIA REPORT OF OVER A FOOT OF WATER FLOWING OVER MAIN STREET IN NORTH WILKESBORO. LAW ENFORCEMENT HAD ALSO REPORTED SEVERAL ROADS CLOSED INCLUDING WILKESBORO BLVD AND HACKETT STREET.
Oct 10, 5:40 PM EDTFLASH FLOOD5 Ese Fries, VAMILL CREEK IN GALAX FLOODED AND A FEW PEOPLE WERE EVACUATED FROM A MOBILE HOME PARK OFF OF GLADE STREET.
Oct 10, 5:45 PM EDTFLASH FLOODWilkesboro, NCSEVERAL STREETS CLOSED IN WILKESBORO AND NORTH WILKESBORO DUE TO WATER FLOWING OVER ROADS, INCLUDING COLLEGE STREET AND RIVERS STREET.
Oct 10, 6:00 PM EDTFLASH FLOOD5 Nne Ennice, VASOCIAL MEDIA REPORTS OF DELHART RD FLOODED IN GRAYSON COUNTY.
Oct 10, 6:00 PM EDTFLASH FLOODEnnice, NCSOCIAL MEDIA REPORTS AND PHOTOS OF FLASH FLOODING WITH CREEKS WELL OUT OF BANKS AND ROADS WITH AT LEAST 6 INCHES OF WATER OVER THEM, INCLUDING ALONG HWY 18 AND BLUE RIDGE PARKWAY INTERSECTION.
Oct 10, 6:15 PM EDTFLASH FLOOD2 Se Galax City, VAOLD QUAKER RD NEAR PIPERS GAP RD FLOODED AS REPORTED ON SOCIAL MEDIA.
Oct 10, 6:15 PM EDTFLASH FLOOD4 Se Ennice, NCSOCIAL MEDIA REPORT AND PHOTOS OF SADDLE MOUNTAIN CHURCH RD FLOODED NEXT TO BLUE RIDGE PARKWAY.
Oct 10, 6:15 PM EDTFLASH FLOODGalax City, VASEVERAL REPORTS FROM SOCIAL MEDIA OF FLOODED ROADS IN AND AROUND GALAX, INCLUDING INTERSECTION OF SWANSON ST AND MCARTHUR ST, AND GLENDALE RD AND HEBRON ROAD.
Oct 10, 6:30 PM EDTFLASH FLOOD5 S Ennice, NCBRUSH CREEK WELL OUT OF ITS BANKS AS WITNESSED FROM SCENIC VALLEY ROAD IN GLADE VALLEY

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 12:00Z, 9.3 hours before the alert went out and 106 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.

Skew-T log-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 12:00Z on 2018-10-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 13 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 12:00Z on 2018-10-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 141 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
13 J/kg
Mixed-layer CIN
-64 J/kg
Mixed-layer LCL
590 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
141 m²/s²
0-3 km storm-relative helicity
162 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

661 
WGUS51 KRNK 102115
FFWRNK
NCC005-171-193-VAC035-077-640-110315-
/O.NEW.KRNK.FF.W.0113.181010T2115Z-181011T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service BLACKSBURG VA
515 PM EDT WED OCT 10 2018

The National Weather Service in BLACKSBURG has issued a

* Flash Flood Warning for...
  Alleghany County in northwestern North Carolina...
  Western Surry County in northwestern North Carolina...
  Wilkes County in northwestern North Carolina...
  Central Carroll County in southwestern Virginia...
  The City of Galax in southwestern Virginia...
  Eastern Grayson County in southwestern Virginia...

* Until 1115 PM EDT Wednesday

* At 514 PM EDT, Doppler radar indicated heavy rain across the warned
  area. Up to three inches of rain have already fallen. Flash
  flooding is expected to begin shortly.

* Some locations that will experience flooding include...
  Galax...
  North Wilkesboro...
  Elkin...
  Wilkesboro...
  and Hillsville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, country roads, farmland, and other low lying
spots.

When it is safe to do so, please send your reports of flooding,
including mudslides or flooded roads, to the National Weather Service
by calling toll free at 1...8 6 6...2 1 5...4 3 2 4. Reports and
pictures can also be shared on the National Weather Service
Blacksburg Facebook page and on Twitter.

&&

LAT...LON 3608 8142 3636 8127 3637 8125 3639 8125
      3681 8103 3685 8081 3691 8066 3627 8076
      3627 8077 3626 8078 3625 8087 3606 8088
      3606 8098 3603 8107 3604 8120 3603 8127
      3600 8132

$$

KK
4 follow-up statements
554 
WGUS71 KRNK 102145
FFSRNK

Flash Flood Statement
National Weather Service BLACKSBURG VA
545 PM EDT WED OCT 10 2018

NCC005-171-193-VAC035-077-640-110315-
/O.CON.KRNK.FF.W.0113.000000T0000Z-181011T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Alleghany NC-Surry NC-Wilkes NC-Carroll VA-City of Galax VA-
Grayson VA-
545 PM EDT WED OCT 10 2018

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT FOR 
ALLEGHANY...WESTERN SURRY AND WILKES COUNTIES IN NORTHWESTERN NORTH
CAROLINA...CENTRAL CARROLL AND EASTERN GRAYSON COUNTIES IN
SOUTHWESTERN VIRGINIA AND THE CITY OF GALAX...

At 541 PM EDT, Doppler radar indicated heavy rain across the warned
area. Up to three inches of rain have already fallen. Flash flooding 
will continue across the area. The Park Service reported that Brush 
Creek was out of its banks and flowing over Scenic valley Road 
several inches deep. Watch for flooding problems along Cub Creek 
near Wilkesboro. 

Some locations that will experience flooding include...
Galax...
North Wilkesboro...
Elkin...
Wilkesboro...
and Hillsville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, country roads, farmland, and other low lying
spots.

When it is safe to do so, please send your reports of flooding,
including mudslides or flooded roads, to the National Weather Service
by calling toll free at 1...8 6 6...2 1 5...4 3 2 4. Reports and
pictures can also be shared on the National Weather Service
Blacksburg Facebook page and on Twitter.

&&

LAT...LON 3608 8142 3636 8127 3637 8125 3639 8125
      3681 8103 3685 8081 3691 8066 3627 8076
      3627 8077 3626 8078 3625 8087 3606 8088
      3606 8098 3603 8107 3604 8120 3603 8127
      3600 8132

$$

KK
087 
WGUS71 KRNK 102242
FFSRNK

Flash Flood Statement
National Weather Service BLACKSBURG VA
642 PM EDT WED OCT 10 2018

NCC005-171-193-VAC035-077-640-110315-
/O.CON.KRNK.FF.W.0113.000000T0000Z-181011T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Alleghany NC-Surry NC-Wilkes NC-Carroll VA-City of Galax VA-
Grayson VA-
642 PM EDT WED OCT 10 2018

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT FOR 
ALLEGHANY...WESTERN SURRY AND WILKES COUNTIES IN NORTHWESTERN NORTH
CAROLINA...CENTRAL CARROLL AND EASTERN GRAYSON COUNTIES IN
SOUTHWESTERN VIRGINIA AND THE CITY OF GALAX...

At 639 PM EDT, Doppler radar indicated heavy rain across the warned
area. Up to three inches of rain have already fallen. Flash flooding 
Brush Creek was out of its banks and flowing over Scenic valley Road 
several inches deep. Watch for flooding problems along Cub Creek 
near Wilkesboro. Law Enforcement reported several streets closed in 
Wilkesboro and North Wilkesboro due to water flowing over the roads 
including College Street and River Street. 

Some locations that will experience flooding include...
Galax...
North Wilkesboro...
Elkin...
Wilkesboro...
and Hillsville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, country roads, farmland, and other low lying
spots.

When it is safe to do so, please send your reports of flooding,
including mudslides or flooded roads, to the National Weather Service
by calling toll free at 1...8 6 6...2 1 5...4 3 2 4. Reports and
pictures can also be shared on the National Weather Service
Blacksburg Facebook page and on Twitter.

&&

LAT...LON 3608 8142 3636 8127 3637 8125 3639 8125
      3681 8103 3685 8081 3691 8066 3627 8076
      3627 8077 3626 8078 3625 8087 3606 8088
      3606 8098 3603 8107 3604 8120 3603 8127
      3600 8132

$$

KK
617 
WGUS71 KRNK 102317
FFSRNK

Flash Flood Statement
National Weather Service BLACKSBURG VA
717 PM EDT WED OCT 10 2018

NCC005-171-193-VAC035-077-640-110315-
/O.CON.KRNK.FF.W.0113.000000T0000Z-181011T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Alleghany NC-Surry NC-Wilkes NC-Carroll VA-City of Galax VA-
Grayson VA-
717 PM EDT WED OCT 10 2018

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT FOR 
ALLEGHANY...WESTERN SURRY AND WILKES COUNTIES IN NORTHWESTERN NORTH
CAROLINA...CENTRAL CARROLL AND EASTERN GRAYSON COUNTIES IN
SOUTHWESTERN VIRGINIA AND THE CITY OF GALAX...

At 712 PM EDT, Doppler radar indicated heavy rain across the warned 
area. Up to three inches of rain have already fallen. Flooding was 
reported near Galax. Chestnut creek at Galax was in flood at 8 feet 
and rising this evening. Brush Creek was out of its banks and 
flowing over Scenic valley Road several inches deep. Watch for 
flooding problems along Cub Creek near Wilkesboro. Law Enforcement 
reported several streets closed in Wilkesboro and North Wilkesboro 
due to water flowing over the roads including College Street and 
River Street. 

Some locations 
that will experience flooding include... Galax... North 
Wilkesboro... Elkin... Wilkesboro... and Hillsville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, country roads, farmland, and other low lying
spots.

When it is safe to do so, please send your reports of flooding,
including mudslides or flooded roads, to the National Weather Service
by calling toll free at 1...8 6 6...2 1 5...4 3 2 4. Reports and
pictures can also be shared on the National Weather Service
Blacksburg Facebook page and on Twitter.

&&

LAT...LON 3608 8142 3636 8127 3637 8125 3639 8125
      3681 8103 3685 8081 3691 8066 3627 8076
      3627 8077 3626 8078 3625 8087 3606 8088
      3606 8098 3603 8107 3604 8120 3603 8127
      3600 8132

$$

KK
650 
WGUS71 KRNK 110308
FFSRNK

Flash Flood Statement
National Weather Service BLACKSBURG VA
1108 PM EDT WED OCT 10 2018

NCC005-171-193-VAC035-077-640-110315-
/O.EXP.KRNK.FF.W.0113.000000T0000Z-181011T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Alleghany NC-Surry NC-Wilkes NC-Carroll VA-City of Galax VA-
Grayson VA-
1108 PM EDT WED OCT 10 2018

...THE FLASH FLOOD WARNING FOR ALLEGHANY...WESTERN SURRY AND WILKES 
COUNTIES IN NORTHWESTERN NORTH CAROLINA...CENTRAL CARROLL AND 
EASTERN GRAYSON COUNTIES IN SOUTHWESTERN VIRGINIA AND THE CITY OF 
GALAX WILL EXPIRE AT 1115 PM EDT...

The heavy rain has ended. Flood waters are receding. Several creeks 
and streams remain in flood. An areal flood warning has being issued 
in this area into Thursday morning. Please continue to heed any 
remaining road closures.

When it is safe to do so, please send your reports of flooding,
including mudslides or flooded roads, to the National Weather Service
by calling toll free at 1...8 6 6...2 1 5...4 3 2 4. Reports and
pictures can also be shared on the National Weather Service
Blacksburg Facebook page and on Twitter.

LAT...LON 3608 8142 3636 8127 3637 8125 3639 8125
      3681 8103 3685 8081 3691 8066 3627 8076
      3627 8077 3626 8078 3625 8087 3606 8088
      3606 8098 3603 8107 3604 8120 3603 8127
      3600 8132

$$

KK

The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 10, 4:18 PM EDTAreal Flood AdvisoryRNKCarroll, Grayson, City of Galax6 hr
Oct 10, 6:11 PM EDTAreal Flood AdvisoryRNKBland, Giles, Pulaski, Wythe6 hr
Oct 10, 6:29 PM EDTFlash Flood WarningRNKBland, Giles, Pulaski, Wythe6 hr
Oct 10, 7:35 PM EDTAreal Flood WarningRNKCraig, Giles, Montgomery, Pulaski, City of Radford9 hr
Oct 10, 12:25 PM EDTAreal Flood AdvisoryRNKAlleghany, Ashe, Watauga, Wilkes4 hr
Oct 10, 3:51 PM EDTAreal Flood WarningRNKAlleghany, Ashe, Watauga, Wilkes12 hr
Oct 10, 4:48 PM EDTAreal Flood AdvisoryRNKSurry, Yadkin6 hr

Nearby

Flash Flood Warnings in Virginia, 2018Flash Flood Warnings in North Carolina, 2018Every flash flood warning in 2018

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.