North Carolina, 2020

Flooding in North Carolina, September 17, 2020

September 17, 2020 · NWS ILM · 2 events in 1 county or zone

Moisture from Tropical Storm Sally produce flooding.

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
2

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 ILM wrote it up.

Moisture from Tropical Storm Sally produce flooding.

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 Wilmington, NC wrote its last area forecast discussion before the first event at Sep 17, 5:21 PM EST, 51 minutes earlier.

Area forecast discussion, Sep 17, 5:21 PM EST, 51 minutes before
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Hazardous weather outlook, Sep 17, 2:19 PM EST, 3 hours 53 minutes before
Hazardous Weather Outlook
National Weather Service Wilmington NC
319 PM EDT Thu Sep 17 2020

SCZ017-023-024-032-033-039-181930-
Marlboro-Darlington-Dillon-Florence-Marion-Williamsburg-
319 PM EDT Thu Sep 17 2020

...FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY AFTERNOON...
...TORNADO WATCH 492 IN EFFECT UNTIL 6 PM EDT THIS EVENING...

This Hazardous Weather Outlook is for northeast South Carolina.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Tornado Watch.
   Flash Flood Watch.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

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...

Please report severe weather to the NWS via Facebook or Twitter.

NCZ099-105-109-SCZ058-059-181930-
Columbus-Inland Pender-Inland Brunswick-Central Horry-Northern Horry-
319 PM EDT Thu Sep 17 2020

...TORNADO WATCH 493 IN EFFECT UNTIL 11 PM EDT THIS EVENING...

This Hazardous Weather Outlook is for southeast North Carolina and
northeast South Carolina.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Tornado Watch.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Please report severe weather to the NWS via Facebook or Twitter.

NCZ110-181930-
Coastal Brunswick-
319 PM EDT Thu Sep 17 2020

...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 11 AM EDT FRIDAY...
...MODERATE RISK OF RIP CURRENTS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...TORNADO WATCH 493 IN EFFECT UNTIL 11 PM EDT THIS EVENING...

This Hazardous Weather Outlook is for southeast North Carolina.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Moderate Risk of Rip Currents.
   Coastal Flood Advisory.
   Tornado Watch.

In addition, periods of heavy rain could result in flooding mainly
across poor drainage and low lying areas.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Advisory.

.SPOTTER INFORMATION STATEMENT...

Please report severe weather to the NWS via Facebook or Twitter.

NCZ087-096-181930-
Robeson-Bladen-
319 PM EDT Thu Sep 17 2020

...FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY AFTERNOON...
...TORNADO WATCH 493 IN EFFECT UNTIL 11 PM EDT THIS EVENING...

This Hazardous Weather Outlook is for southeast North Carolina.

.DAY ONE...This afternoon 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.
   Tornado Watch.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

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...

Please report severe weather to the NWS via Facebook or Twitter.

NCZ107-181930-
Inland New Hanover-
319 PM EDT Thu Sep 17 2020

...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 1 PM EDT FRIDAY...
...TORNADO WATCH 493 IN EFFECT UNTIL 11 PM EDT THIS EVENING...

This Hazardous Weather Outlook is for southeast North Carolina.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Advisory.
   Tornado Watch.

In addition, periods of heavy rain could result in flooding mainly
across poor drainage and low lying areas.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Advisory.

.SPOTTER INFORMATION STATEMENT...

Please report severe weather to the NWS via Facebook or Twitter.

NCZ106-108-181930-
Coastal Pender-Coastal New Hanover-
319 PM EDT Thu Sep 17 2020

...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 11 AM EDT FRIDAY...
...HIGH RIP CURRENT RISK IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...TORNADO WATCH 493 IN EFFECT UNTIL 11 PM EDT THIS EVENING...

This Hazardous Weather Outlook is for southeast North Carolina.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   High Rip Current Risk.
   Coastal Flood Advisory.
   Tornado Watch.

In addition, periods of heavy rain could result in flooding mainly
across poor drainage and low lying areas.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Advisory.

.SPOTTER INFORMATION STATEMENT...

Please report severe weather to the NWS via Facebook or Twitter.

SCZ054-181930-
Coastal Horry-
319 PM EDT Thu Sep 17 2020

...MODERATE RISK OF RIP CURRENTS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...TORNADO WATCH 493 IN EFFECT UNTIL 11 PM EDT THIS EVENING...
...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

This Hazardous Weather Outlook is for northeast South Carolina.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Moderate Risk of Rip Currents.
   Tornado Watch.
   Coastal Flood Advisory.

In addition, periods of heavy rain could result in flooding mainly
across poor drainage and low lying areas.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Please report severe weather to the NWS via Facebook or Twitter.

SCZ055-181930-
Inland Georgetown-
319 PM EDT Thu Sep 17 2020

...TORNADO WATCH 492 IN EFFECT UNTIL 6 PM EDT THIS EVENING...

This Hazardous Weather Outlook is for northeast South Carolina.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Tornado Watch.

Periods of heavy rain could result in flooding mainly across poor
drainage and low lying areas.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Please report severe weather to the NWS via Facebook or Twitter.

SCZ056-181930-
Coastal Georgetown-
319 PM EDT Thu Sep 17 2020

...TORNADO WATCH 492 IN EFFECT UNTIL 6 PM EDT THIS EVENING...
...MODERATE RISK OF RIP CURRENTS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

This Hazardous Weather Outlook is for northeast South Carolina.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Tornado Watch.
   Moderate Risk of Rip Currents.
   Coastal Flood Advisory.

In addition, periods of heavy rain could result in flooding mainly
across poor drainage and low lying areas.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Please report severe weather to the NWS via Facebook or Twitter.

AMZ250-252-254-181930-
Coastal waters from Surf City to Cape Fear NC out 20 nm-
Coastal waters from Cape Fear NC to Little River Inlet SC out 20 nm-
Coastal waters from Little River Inlet to Murrells Inlet SC out
20 nm-
319 PM EDT Thu Sep 17 2020

...TORNADO WATCH 493 IN EFFECT UNTIL 11 PM EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EDT
FRIDAY...

This Hazardous Weather Outlook is for the adjacent Coastal Waters.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Tornado Watch.
   Small Craft Advisory.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Small Craft Advisory.

Sunday through Wednesday:
Small craft advisory may be needed with gale conditions possible.

.SPOTTER INFORMATION STATEMENT...

Please report severe weather to the NWS via Facebook or Twitter.

AMZ256-181930-
Coastal waters from Murrells Inlet to South Santee River SC out
20 nm-
319 PM EDT Thu Sep 17 2020

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EDT
FRIDAY...

This Hazardous Weather Outlook is for the adjacent Coastal Waters.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Small Craft Advisory.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Small Craft Advisory.

Sunday through Wednesday:
Small craft advisory may be needed with gale conditions possible.

.SPOTTER INFORMATION STATEMENT...

Please report severe weather to the NWS via Facebook or Twitter.

In the hours before

Local storm report, Sep 17, 3:05 PM EST, 3 hours 7 minutes before
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Special weather statement, Sep 17, 3:45 PM EST, 2 hours 27 minutes before
Special Weather Statement
National Weather Service Wilmington NC
445 PM EDT Thu Sep 17 2020

SCZ039-055-172115-
Williamsburg SC-Inland Georgetown SC-
445 PM EDT Thu Sep 17 2020

...SPECIAL WEATHER STATEMENT FOR NORTHERN GEORGETOWN AND EAST CENTRAL
WILLIAMSBURG COUNTIES UNTIL 515 PM EDT...

At 445 PM EDT, Doppler radar was tracking a strong thunderstorm near
Rhems, or 17 miles northwest of Georgetown, moving northeast at 30
mph.

Winds in excess of 30 mph will be possible with this storm.

Locations impacted include...
Rhems, Outland, Warsaw, Yauhannah, Nesmith, Morrisville and Henry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

&&

A Tornado Watch remains in effect until 600 PM EDT for northeastern
South Carolina. A Tornado Watch also remains in effect until 1100 PM
EDT for northeastern South Carolina.

LAT...LON 3356 7962 3382 7936 3380 7933 3375 7929
      3372 7929 3372 7927 3371 7927 3371 7924
      3369 7925 3370 7920 3371 7920 3368 7916
      3366 7915 3366 7914 3365 7912 3364 7913
      3363 7913 3343 7947
TIME...MOT...LOC 2045Z 227DEG 25KT 3355 7948

MBB
Local storm report, Sep 17, 4:29 PM EST, 1 hour 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON NC
529 PM EDT THU SEP 17 2020

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0516 PM     FLASH FLOOD      8 NNE EVERGREEN         34.17N  79.61W
09/17/2020                   FLORENCE           SC   LAW ENFORCEMENT

&&

EVENT NUMBER ILM2000199

OLIVA
Local storm report, Sep 17, 4:49 PM EST, 1 hour 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON NC
549 PM EDT THU SEP 17 2020

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0201 PM     FLASH FLOOD      HARTSVILLE              34.37N  80.08W
09/17/2020                   DARLINGTON         SC   CITY OFFICIAL

            CITY OF HARTSVILLE REPORTED MULTIPLE ROADS DUE TO
            CLOSING. INCLUDES CAROLINA AVE & 6TH ST, FOURTH ST &
            COKER AVE, AND RAILROAD AVE BETWEEN STINGRAY BOATS AND
            LEESBURG ST

&&

EVENT NUMBER ILM2000200

OLIVA
Special weather statement, Sep 17, 5:21 PM EST, 51 minutes before
Special Weather Statement
National Weather Service Wilmington NC
621 PM EDT Thu Sep 17 2020

NCZ087-096-172245-
Robeson NC-Bladen NC-
621 PM EDT Thu Sep 17 2020

...SPECIAL WEATHER STATEMENT FOR EAST CENTRAL ROBESON AND CENTRAL
BLADEN COUNTIES UNTIL 645 PM EDT...

At 621 PM EDT, Doppler radar was tracking a strong thunderstorm over
Bladenboro, or 9 miles west of Elizabethtown, moving northeast at 40
mph.

Winds in excess of 30 mph will be possible with this storm.

Locations impacted include...
Elizabethtown, Bladenboro, Ruskin, Bladen Community College,
Abbottsburg, Ammon, Butters, White Oak, White Lake, Dublin and Bladen
County Hospital.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Thunderstorms can pose a variety of threats including gusty winds,
small hail, cloud to ground lightning, and localized flooding. It is
recommended that you remain indoors until the storm passes.

&&

A Tornado Watch remains in effect until 1100 PM EDT for southeastern
North Carolina.

LAT...LON 3484 7849 3483 7847 3481 7846 3481 7845
      3477 7843 3475 7839 3473 7839 3472 7838
      3470 7837 3469 7836 3447 7874 3447 7878
      3459 7890 3485 7861 3485 7852 3486 7850
TIME...MOT...LOC 2221Z 228DEG 34KT 3457 7877

MBB
Special weather statement, Sep 17, 5:41 PM EST, 31 minutes before
Special Weather Statement
National Weather Service Wilmington NC
641 PM EDT Thu Sep 17 2020

SCZ054-058-172315-
Coastal Horry SC-Central Horry SC-
641 PM EDT Thu Sep 17 2020

...SPECIAL WEATHER STATEMENT FOR EAST CENTRAL HORRY COUNTY UNTIL 715
PM EDT...

At 640 PM EDT, Doppler radar was tracking a strong thunderstorm over
Nixonville, or near Myrtle Beach, moving northeast at 15 mph.

Winds in excess of 30 mph will be possible with this storm.

Locations impacted include...
Hand and Nixonville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Thunderstorms can pose a variety of threats including gusty winds,
small hail, cloud to ground lightning, and localized flooding. It is
recommended that you remain indoors until the storm passes.

&&

A Tornado Watch remains in effect until 1100 PM EDT for northeastern
South Carolina.

LAT...LON 3374 7892 3380 7895 3390 7877 3385 7872
TIME...MOT...LOC 2240Z 235DEG 15KT 3380 7887

MBB

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

2 flood. Local standard time, as filed.

Flood, Brunswick

When
September 17, 6:12 PM EST to 9:12 PM EST
Where
Brunswick County, 1.34 mi WNW of Oak Grove to 0.27 mi ENE of Red Bug
Cause
Heavy Rain / Tropical System
Reported by
Emergency Manager
Coordinates
33.990, -78.340

A car was stuck on the side of the flooded roadway at 2248 Ocean Hwy in Supply.

Flood, Brunswick

When
September 17, 8:17 PM EST to 11:17 PM EST
Where
Brunswick County, 1 mi ENE of Shallotte to 0.63 mi SSW of Red Bug
Cause
Heavy Rain / Tropical System
Reported by
Emergency Manager
Coordinates
33.975, -78.384

Flooding was reported near Shallotte.

What these are

Flood
Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.

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

The same day elsewhere

More

Every storm in North Carolina in 2020Every state in 2020This day in weather historyWarnings in North Carolina, September 2020

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 2026-10-01. Each event’s entry at NCEI: 922292, 922291.