South Carolina, 2009

Flash Flood in South Carolina, May 26, 2009

May 26, 2009 · NWS GSP · 1 event in 1 county or zone

A slow moving thunderstorm produced isolated urban flooding over the northern part of Upstate South Carolina.

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
None recorded
Crop damage
None recorded
Events
1

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.

A slow moving thunderstorm produced isolated urban flooding over the northern part of Upstate South Carolina.

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 May 26, 7:40 AM EST, 20 minutes earlier.

Area forecast discussion, May 26, 7:40 AM EST, 20 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Hazardous weather outlook, May 26, 2:44 AM EST, 5 hours 16 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
344 AM EDT TUE MAY 26 2009

GAZ010-017-NCZ062>065-501>510-SCZ001-002-004-005-270745-
RABUN-HABERSHAM-MACON-SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-
CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE-
MCDOWELL MOUNTAINS-EASTERN MCDOWELL-RUTHERFORD MOUNTAINS-
GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK-OCONEE MOUNTAINS-
PICKENS MOUNTAINS-GREATER OCONEE-GREATER PICKENS-
344 AM EDT TUE MAY 26 2009

...FLASH FLOOD WATCH IN EFFECT THROUGH WEDNESDAY AFTERNOON...

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

.DAY ONE...TODAY AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLASH FLOOD WATCH.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLASH FLOOD WATCH.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS MAY BE NEEDED TO RELAY EXCESSIVE RAINFALL REPORTS OR
REPORTS OF FLASH FLOODING.

GAZ018-026-028-029-NCZ033-035>037-048>053-056>059-068>072-082-SCZ003-
006>014-019-270745-
STEPHENS-FRANKLIN-HART-ELBERT-AVERY-ALEXANDER-IREDELL-DAVIE-MADISON-
YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-CATAWBA-ROWAN-GRAHAM-
NORTHERN JACKSON-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-
UNION NC-GREENVILLE MOUNTAINS-GREATER GREENVILLE-SPARTANBURG-
CHEROKEE-YORK-ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD-
344 AM EDT TUE MAY 26 2009

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 WILL DEVELOP ACROSS THE WESTERN
CAROLINAS AND NORTHEAST GEORGIA TODAY AND TONIGHT. ANY SHOWERS
THAT DEVELOP IN THIS TROPICAL AIRMASS WILL HAVE THE POTENTIAL TO
PRODUCE LOCALLY VERY HEAVY RAINFALL. ISOLATED FLOODING COULD
DEVELOP IN AREAS THAT REPEATEDLY EXPERIENCE SHOWERS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

HG

In the hours before

Special weather statement, May 26, 2:01 AM EST, 5 hours 59 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
301 AM EDT TUE MAY 26 2009

NCZ501-502-261000-
CALDWELL MOUNTAINS-GREATER CALDWELL-
301 AM EDT TUE MAY 26 2009

...HEAVY RAIN PRODUCING THUNDERSTORMS WILL DEVELOP ACROSS CALDWELL
COUNTY THROUGH 600 AM EDT...

AT 358 AM EDT...TORRENTIAL RAIN PRODUCING THUNDERSTORMS ACROSS BURKE
AND ALEXANDER COUNTIES HAVE THE POTENTIAL TO DEVELOP AND SPREAD
ACROSS CALDWELL COUNTY DURING THE PRE-DAWN HOURS.

THE ATMOSPHERE IS MOIST AND WEAKLY UNSTABLE...RIPE FOR THE
DEVELOPMENT OF LOCALLY HEAVY AND/OR EXCESSIVE RAINFALL. STAY TUNED
FOR FURTHER STATEMENTS...AND PERHAPS ADVISORIES OR WARNINGS.

HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS. WATER
LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO RISE...THEREFORE SEEK
HIGHER GROUND IF THREATENED BY FLOOD WATERS.

CSH
Special weather statement, May 26, 2:43 AM EST, 5 hours 17 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
343 AM EDT TUE MAY 26 2009

SCZ007-260845-
SPARTANBURG-
343 AM EDT TUE MAY 26 2009

...LOCALLY HEAVY RAIN PRODUCING THUNDERSTORMS TO AFFECT NORTHERN
SPARTANBURG COUNTY THROUGH 445 AM EDT...

AT 340 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
HEAVY THUNDERSTORMS AROUND SPARTANBURG...ROEBUCK AND BOILING
SPRINGS...MOVING NORTH AT 15 MPH.

* RAINFALL RATES OF 1 TO 2 INCHES PER HOUR WILL AFFECT THE ADVISED
  AREAS THROUGH THE PRE-DAWN HOURS. BE ON THE LOOKOUT FOR REDUCED
  VISIBILITIES FROM HEAVY RAIN AND PONDING OF WATER ON ROADS.

HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS. WATER
LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO RISE...THEREFORE SEEK
HIGHER GROUND IF THREATENED BY FLOOD WATERS.

CSH
Special weather statement, May 26, 3:18 AM EST, 4 hours 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
418 AM EDT TUE MAY 26 2009

NCZ056-261000-
CATAWBA-
418 AM EDT TUE MAY 26 2009

...HEAVY RAIN PRODUCING THUNDERSTORMS WILL DEVELOP ACROSS WESTERN
CATAWBA COUNTY THROUGH 600 AM EDT...

AT 415 AM EDT...TORRENTIAL RAIN PRODUCING THUNDERSTORMS WILL
DEVELOP ACROSS ACROSS WESTERN CATAWBA COUNTY AND EFFECT METRO
HICKORY DURING THE PRE-DAWN HOURS.

THE ATMOSPHERE IS MOIST AND WEAKLY UNSTABLE...RIPE FOR THE
DEVELOPMENT OF LOCALLY HEAVY AND/OR EXCESSIVE RAINFALL. STAY TUNED
FOR FURTHER STATEMENTS...AND PERHAPS ADVISORIES OR WARNINGS.

* OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO ST.
  STEPHENS...NEWTON...LONGVIEW...HICKORY AND COOKSVILLE.

HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS. WATER
LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO RISE...THEREFORE SEEK
HIGHER GROUND IF THREATENED BY FLOOD WATERS.

CSH
Special weather statement, May 26, 5:42 AM EST, 2 hours 18 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
642 AM EDT TUE MAY 26 2009

NCZ036-261130-
IREDELL-
642 AM EDT TUE MAY 26 2009

...TORRENTIAL RAINFALL ACROSS IREDELL COUNTY...

AT 636 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF VERY HEAVY RAIN PRODUCING SHOWERS FROM LAKE NORMAN STATE PARK
ALL THE WAY NORTH TO THE WILKES COUNTY LINE. EXPECT RAINFALL RATES
OF AROUND ONE INCH PER HOUR ACROSS AREAS WEST OF I-77 THROUGH
MID-MORNING.

* OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO UNION
  GROVE...TROUTMAN...STATESVILLE...SCOTTS AND LOVE VALLEY.

HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS. WATER
LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO RISE...THEREFORE SEEK
HIGHER GROUND IF THREATENED BY FLOOD WATERS.

CSH
Special weather statement, May 26, 6:07 AM EST, 1 hour 53 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
707 AM EDT TUE MAY 26 2009

NCZ068-SCZ008-261200-
CHEROKEE-CLEVELAND-
707 AM EDT TUE MAY 26 2009

...HEAVY RAIN PRODUCING SHOWERS AND THUNDERSTORM WILL AFFECT
CHEROKEE AND CLEVELAND COUNTIES THROUGH 800 AM EDT...

AT 704 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF HEAVY SHOWERS AND A FEW THUNDERSTORMS EXTENDING FROM AROUND
GAFFNEY UP THROUGH SHELBY AND POLKVILLE.

LOCAL RAINFALL RATES OF 1 TO 2 INCHES PER HOUR COULD RESULT IN
FLOODING OF LOW LYING AND POOR DRAINAGE AREAS.

* OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO SHELBY...
  POLKVILLE...PATTERSON SPRINGS...MOORESBORO...LAWNDALE...
  LATTIMORE...KINGSTOWN...GROVER...FALLSTON...EARL...CASAR...BOILING
  SPRINGS NC...BELWOOD...THICKETTY...SARATT...GAFFNEY AND BLACKSBURG.

HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS. WATER
LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO RISE...THEREFORE SEEK
HIGHER GROUND IF THREATENED BY FLOOD WATERS.

CSH
Local storm report, May 26, 7:57 AM EST, 3 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The radar

The Greer radar (KGSP), 56 km away, was scanning. The volume nearest the first event began at 13:00 UTC.

Open the radar archive at this moment

Event by event

1 flash flood. Local standard time, as filed.

Flash Flood, Cherokee

When
May 26, 8:00 AM EST to 10:00 AM EST
Where
Cherokee County, 0.89 mi W of Gaffney Cherokee Arp to 1.47 mi ENE of Gaffney Cherokee Arp
Cause
Heavy Rain
Reported by
County Official
Coordinates
35.101, -81.666

Urban flooding developed on the north side of Gaffney. Flooded roads included Limestone St at 3rd St, Cherokee Ave, Hampshire Dr and Providence Rd.

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.

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

The same day elsewhere

More

Every storm in South Carolina in 2009Every state in 2009This day in weather historyWarnings in South Carolina, May 2009

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 2026-09-30. Each event’s entry at NCEI: 170613.