North Carolina, 2007

Flash Flooding and Heavy Rain in North Carolina, July 26, 2007

July 26, 2007 · NWS GSP · 4 events in 3 counties and zones

Stationary thunderstorms produced localized flash flooding over the North Carolina mountains during the late afternoon and evening hours.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
$200,000
Crop damage
None recorded
Events
4

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS GSP wrote it up.

Stationary thunderstorms produced localized flash flooding over the North Carolina mountains during the late afternoon and evening hours.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Greenville-Spartanburg, SC wrote its last area forecast discussion before the first event at Jul 26, 2:22 PM EST, 2 hours 33 minutes earlier.

Area forecast discussion, Jul 26, 2:22 PM EST, 2 hours 33 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
322 PM EDT THU JUL 26 2007

.SYNOPSIS...
A COLD FRONT MOVE INTO THE REGION ON SUNDAY. IT WILL THEN SLOWLY
PUSH SOUTH...INTO THE MIDLANDS BY TUESDAY AND TO THE COAST BY NEXT
THURSDAY.

&&

.NEAR TERM /THROUGH FRIDAY/...
ENHANCED CU EVIDENT ON THE LATEST SATELLITE IMAGE ACROSS THE HIGHER
TERRAIN AND ALONG THE I-77 CORRIDOR SOUTH INTO THE MIDLANDS. LAPS
CAPE ANALYSIS INDICATES THAT DWPTS HAVE MIXED OUT ACROSS THE
PIEDMONT THIS AFTERNOON...YIELDING CAPES BELOW 1000 J/KG. CAPE
REMAINS THE HIGHEST ACROSS THE MTNS AND THE UPPER SAVANNAH RIVER
VALLEY. STORMS SHOULD REMAIN THE STRONGEST ACROSS THE WESTERN HALF
OF THE CWA...THE INTENSITY OF THE SHRA/TSRA MAY INCREASE EAST OF THE
MTNS LATE THIS AFTERNOON TO EARLY EVENING. BY 3Z...CONVECTION WILL
BEGIN TO ASH OUT...LEAVING DEBRIS CLOUDS THROUGH THE EARLY MORNING
HOURS. LATE TONIGHT...MOST OF THE CWA SHOULD HAVE THIN SKY
COVER...LIGHT/CALM WINDS...AND DWPT DEPRESSIONS WITHIN THREE
DEGREES. NAM COND PRESS DEFICITS PAINTS AREAS LESS THE 10 MB ACROSS
THE FTHILLS AND PIEDMONT ALONG WITH THE MTNS VALLEYS BY 9Z. AREAS
THAT RECEIVE RAINFALL THIS AFTERNOON AND EVENING SHOULD HAVE THE
GREATEST FOG POTENTIAL TONIGHT.

FRI...PATTERN REMAINS VERY SIMILAR TO TODAY. HOWEVER...FORCING
ASSOCIATED WITH THE CLOSED LOW SHOULD BE LESS. COVERAGE OF THE
CONVECTION SHOULD BE CLOSELY ASSOCIATED TO THE DIURNAL INSTABILITY.
I WILL FAVOR THE MTNS FOR AFTERNOON SHRA/TSRA...KEEPING ALL AREAS
NORTH OF I-85 LIMITED TO A CHC. TEMPERATURES WILL BE A LITTLE HIGHER
TOMORROW...ESPECIALLY EAST OF THE MTNS. FOLLOWING A MOS
CONSENSUS...LOW 80S EXPECTED IN THE MTN VALLEYS TO LOW 90S ACROSS
THE PIEDMONT.

&&

.SHORT TERM /FRIDAY NIGHT THROUGH SUNDAY/...
RAIN CHANCES ARE LOOKING BETTER FOR SATURDAY AS A SHORT WAVE...WHICH
IS CURRENTLY LOCATED OVER THE NRN PLAINS...WILL TRACK DOWN THE BACK
SIDE OF THE ERN CONUS LONG WAVE. THE NAM AND GFS ARE SIMILAR IN
THEIR HANDLING OF THE FEATURE WHICH THEY BRING INTO WV AS A WEAKLY
CLOSED LOW BY SATURDAY AFTERNOON. IT APPEARS THAT AN MCS WILL ENTER
THE NC MTNS AROUND SUNRISE ON SATURDAY AND THEN TRACK ESE DURING THE
DAY. HOPEFULLY THIS WILL PROVIDE A LITTLE MORE WIDESPREAD
RAINFALL...THOUGH THE BEST SYNOPTIC SCALE FORCING LOOKS TO PASS A
LITTLE TO OUR NORTH IN ASSOCIATION WITH THE VORT OVER WV.
STILL...I/M GOING WITH LIKELY POPS ACROSS THE MOUNTAINS...TAPERING
TO LOW CHANCE IN THE SE TIER.

BY SUNDAY...THE NAM IS FARTHER SOUTH WITH IT/S LOW LEVEL
CIRCULATION...WITH AN H8 LOW CENTER RIGHT ON TOP OF GSP. THIS
RESULTS IN LLVL UPSLOPE FLOW ACROSS MOST OF THE APPALACHIANS DURING
THE DAY. THE GFS HAS IT/S LOW CENTER MUCH FARTHER TO THE NORTH AND
DOES NOT AVE ANY EASTERLY UPSLOPE FLOW TO SPEAK OF. ALOFT...THE LONG
WAVE AXIS WILL BE JUST EAST OF THE REGION. IT/S HARD TO PUT MUCH
STOCK IN THE SMALLER WAVES THIS FAR OUT...BUT WITH THE ORIENTATION
OF THE LONG WAVE...BEST CONVECTIVE COVERAGE WILL PROBABLY BE TO OUR
EAST. I STILL HAVE CHANCE POPS IN EVERYWHERE...BUT I WOULD EXPECT A
DRIER DAY OVERALL ON SUNDAY.

&&

.LONG TERM /SUNDAY NIGHT THROUGH THURSDAY/...
THE LONG TERM FORECAST PERIOD BEGINS WITH A RATHER BAGGY UPPER TROF
IN PLACE ACROSS THE EASTERN THIRD OF THE COUNTY. THIS TROF PERSISTS
IN THIS REGION AND IS ONLY EXPECTED TO MAKE GRADUAL EASTWARD PROGRESS
THROUGH THE MIDDLE OF THE WEEK. AS THE AXIS OF THE TROF SHIFTS OFF
THE EAST COAST WED MORNING...UPPER RIDGING BUILDS N OF THE GREAT
LAKES. AT THE SURFACE...THE MAIN FEATURE OF INTEREST IS A COLD FRONT
THAT HPC ADVERTISES AS BEING DRAPED ACROSS THE FA ON MON...PUSHING
FURTHER S AND E OF THE AREA BY TUES. THE FORECAST FOLLOWS THE HPC
SOLUTION CLOSELY AND FEATURES SOLID CHANCE POPS THROUGHOUT THE
PERIOD...MAINLY EACH AFTERNOON/EVENING IN LINE WITH A DIURNAL TREND.
AS WITH THE PREVIOUS PACKAGE...TEMPS ARE EXPECTED TO REMAIN NEAR OR
SLIGHTLY BELOW CLIMO THROUGH THE END OF THE WEEK.

&&

.AVIATION /20Z THURSDAY THROUGH TUESDAY/...
DEEP CONVECTION BEGINNING TO DEVELOP OVER THE EASTERN SLOPES OF THE
MTNS AND ACROSS THE EASTERN EXTREME OF THE CWA. THE SHRA/TSRA SHOULD
TRACK SLOWLY ESE THIS AFTERNOON AND EVENING. EACH TERMINAL WILL HAVE
A GOOD CHANCE OF SEEING A CB WITHIN 20 NM BY 3Z THIS EVENING. BY
LATE THIS EVENING...COVERAGE OF THE CONVECTION SHOULD DECREASE AND
DEBRIS CLOUDS SHOULD THIN. CALM WINDS...CLEARING SKY...AND WARM
DEWPOINTS SHOULD YIELD FAVORABLE CONDITIONS FOR THE DEVELOPMENT OF
FOG. THE FOG SHOULD BE THE THICKEST NEAR AREAS OF RECENT
RAINFALL...ESPECIALLY THE MTN VALLEYS. I WILL CARRY MVFR AT ALL
TERMINALS...KAVL MAY FALL TO LIFR LATE TONIGHT. BY 14Z...THE FOG
SHOULD MIX OUT...LEAVING SCT CU AND LIGHT SW WINDS.

AVIATION OUTLOOK...A MOIST EASTERLY FLOW WILL LEAD TO CONTINUED
CLOUDS...MORNING FOG...ESPECIALLY AT KAVL...AND AT LEAST SCATTERED
LATE DAY CONVECTION INTO THE WEEKEND.

&&

.GSP WATCHES/WARNINGS/ADVISORIES...
GA...NONE.
NC...NONE.
SC...NONE.

&&

SYNOPSIS...MCAVOY
NEAR TERM...NED
SHORT TERM...MCAVOY
LONG TERM...BSH
AVIATION...NED
Hazardous weather outlook, Jul 26, 3:42 AM EST, 13 hours 13 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
442 AM EDT THU JUL 26 2007

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-270845-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-AVERY-ALEXANDER-
IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-CATAWBA-
ROWAN-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-
HENDERSON-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC-
CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE-
MCDOWELL MOUNTAINS-EASTERN MCDOWELL-RUTHERFORD MOUNTAINS-
GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK-OCONEE MOUNTAINS-
PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-GREATER OCONEE-
GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK-
ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD-
442 AM EDT THU JUL 26 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...PIEDMONT
NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT

SHOWERS AND THUNDERSTORMS ARE LIKELY OVER THE NORTH AND CENTRAL
MOUNTAINS AND THE FOOTHILLS OF NORTH CAROLINA TODAY...MAINLY THIS
AFTERNOON AND EVENING. THERE IS A CHANCE OF THUNDERSTORMS ACROSS
THE REST OF THE FORECAST AREA BY THIS AFTERNOON AND EVENING.
ISOLATED SEVERE STORMS ARE POSSIBLE.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THERE IS A CHANCE OF SHOWERS AND THUNDERSTORMS EACH DAY. ISOLATED
SEVERE STORMS ARE POSSIBLE...ESPECIALLY IN THE AFTERNOONS AND
EVENINGS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Jul 26, 12:35 PM EST, 4 hours 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
135 PM EDT THU JUL 26 2007

NCZ033-501-261800-
AVERY-CALDWELL MOUNTAINS-
135 PM EDT THU JUL 26 2007

...A STRONG THUNDERSTORM WILL AFFECT EASTERN AVERY AND NORTHWESTERN
CALDWELL COUNTIES THROUGH 200 PM EDT...

AT 135 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES SOUTHWEST OF GLOBE...OR 10 MILES
SOUTHEAST OF NEWLAND. THIS STORM WAS NEARLY STATIONARY.

* OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO UPTON...
  GLOBE AND EDGEMONT.

PEA SIZE HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS
STORM.

BSH
Special weather statement, Jul 26, 12:40 PM EST, 4 hours 15 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
140 PM EDT THU JUL 26 2007

NCZ064-261815-
TRANSYLVANIA-
140 PM EDT THU JUL 26 2007

...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN TRANSYLVANIA COUNTY
THROUGH 215 PM EDT...

AT 139 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR BREVARD...MOVING EAST AT 5 MPH.

* OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO LITTLE
  RIVER...BREVARD AND BALSAM GROVE.

PEA SIZE HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS
STORM.

BSH
Special weather statement, Jul 26, 1:20 PM EST, 3 hours 35 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
220 PM EDT THU JUL 26 2007

NCZ057-261845-
ROWAN-
220 PM EDT THU JUL 26 2007

...A STRONG THUNDERSTORM WILL AFFECT EASTERN ROWAN COUNTY THROUGH 245
PM EDT...

AT 220 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR ROCKWELL...OR 10 MILES SOUTHEAST OF
SALISBURY. THIS STORM WAS NEARLY STATIONARY.

* OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO SPENCER...
  ROCKWELL...GRANITE QUARRY...GOLD HILL...FAITH AND CRAVEN.

PEA SIZE HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS
STORM.

BSH
Special weather statement, Jul 26, 1:46 PM EST, 3 hours 9 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
246 PM EDT THU JUL 26 2007

NCZ053-505-261915-
BUNCOMBE-MCDOWELL MOUNTAINS-
246 PM EDT THU JUL 26 2007

...A STRONG THUNDERSTORM WILL AFFECT EASTERN BUNCOMBE AND
SOUTHWESTERN MCDOWELL COUNTIES THROUGH 315 PM EDT...

AT 246 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 3 MILES SOUTHEAST OF BLACK MOUNTAIN...OR 14 MILES
EAST OF ASHEVILLE. THIS STORM WAS NEARLY STATIONARY.

* OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO
  SWANNANOA...MONTREAT AND BLACK MOUNTAIN.

PEA SIZE HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS
STORM.

BSH
Special weather statement, Jul 26, 2:05 PM EST, 2 hours 50 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
305 PM EDT THU JUL 26 2007

NCZ052-261930-
HAYWOOD-
305 PM EDT THU JUL 26 2007

...A STRONG THUNDERSTORM WILL AFFECT EASTERN HAYWOOD COUNTY THROUGH
330 PM EDT...

AT 305 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR CANTON...OR 10 MILES NORTHEAST OF
WAYNESVILLE. THIS STORM WAS NEARLY STATIONARY.

* OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO CLYDE AND
  CANTON.

PEA SIZE HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS
STORM.

BSH

The radar

The Knoxville radar (KMRX), 133 km away, was scanning. The volume nearest the first event began at 21:55 UTC.

Open the radar archive at this moment

Event by event

3 flash flood, 1 heavy rain. Local standard time, as filed.

Flash Flood, Avery

When
July 26, 4:55 PM EST to 6:30 PM EST
Where
Avery County, 1 mi S of Newland
Cause
Heavy Rain
Reported by
County Official
Coordinates
36.066, -81.930

Flooding developed along the North Toe River, with about a foot of water flowing over the bridge on highway 194.

Flash Flood, Jackson

When
July 26, 6:10 PM EST to 7:30 PM EST
Where
Jackson County, 8 mi ENE of Sylva
Cause
Heavy Rain
Property damage
$50,000
Reported by
Emergency Manager
Coordinates
35.424, -83.089

Flooding developed along Cripple Creek in the Balsam area, with floodwater entering several homes along the creek. Also, Arrowood Rd was flooded just off highway 74.

Flash Flood, Macon

When
July 26, 7:20 PM EST to 10:00 PM EST
Where
Macon County, Franklin to 6 mi N of Franklin
Cause
Heavy Rain
Property damage
$50,000
Reported by
Emergency Manager
Coordinates
35.200, -83.400

Several roads were closed due to flooding after 2 to 4 inches of rain fell in a short period of time in locations from Franklin north to the Cowee community. Water entered 7 homes in the area, while some cabins were evacuated along the Little Tennessee River north of Franklin. Closed roads included Cowee Creek Rd and Rickman Creek Rd north of town and Depot St and West Main St in the city. In addition, a landslide washed out part of Leatherman Gap Rd and part of highway 28 was washed out north of Franklin.

Heavy Rain, Macon

When
July 26, 8:00 PM EST to 8:30 PM EST
Where
Macon County, 5 mi N of Franklin
Property damage
$100,000
Reported by
Newspaper
Coordinates
35.272, -83.400

Torrential rainfall during a severe thunderstorm caused a clogged culvert to overflow, flooding the basement of a home on Whispering Creek Rd. Property in the basement was a total loss.

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.
Heavy Rain
Rainfall totals unusual for the place and season that did not produce a flood.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in North Carolina in 2007Every state in 2007This day in weather historyWarnings in North Carolina, July 2007

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 50475, 50476, 50474, 50533.