Alert archive / North Carolina / Flash Flood Warnings in 2016

Flash Flood Warning 4, NWS Newport/Morehead City, NC

September 19, 2016Beaufort County, Martin County, Pitt County, North Carolina

NWS Newport/Morehead City, NC issued this flash flood warning at Sep 19, 2016, 4:44 PM EDT for Beaufort County, Martin County, Pitt County, North Carolina. It was in force for 3 hr. 4 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 19, 2016, 4:44 PM EDT (20:44 UTC)
Expired
Sep 19, 2016, 7:15 PM EDT
In force
3 hr
Issued by
NWS Newport/Morehead City, NC
Area
Storm-based polygon
Flood severity
None

Counties Beaufort County, NC, Martin County, NC, Pitt County, NC

The radar

The Morehead City radar (KMHX), 117 km from the middle of the area, began a volume at 20:44 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
Sep 19, 4:54 PM EDTFLOOD1 N Washington, NCEMERGENCY MANAGER REPORTS FLOODING ON HIGHWAY 17 FROM CHERRY RUN ROAD TO HIGHWAY 171 AT OLD FORD.
Sep 19, 5:03 PM EDTFLASH FLOODWashington, NCEMERGENCY MANAGER REPORTS MULTIPLE STREETS CLOSED IN AND AROUND WASHINGTON DUE TO FLOODING.
Sep 19, 6:00 PM EDTFLASH FLOODOld Ford, NCSTATE EOC RELAYS REPORT OF FLOODING 3 FEET DEEP AT INTERSECTION OF HIGHWAYS 17 AND 171.
Sep 19, 6:00 PM EDTFLASH FLOODWashington, NCSTATE EOC RELAYS REPORT OF FLOODED STREETS IN WASHINGTON WITH STRANDED VEHICLES. WATER UP TO 3 FEET DEEP IN SOME AREAS.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Newport, NC (KMHX), launched 12:00Z, 8.7 hours before the alert went out and 117 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, Newport, NC at 12:00Z on 2016-09-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1301 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, Newport, NC at 12:00Z on 2016-09-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 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
1301 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
693 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
22 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

189 
WGUS52 KMHX 192044
FFWMHX
NCC013-117-147-192215-
/O.NEW.KMHX.FF.W.0004.160919T2044Z-160919T2215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
444 PM EDT MON SEP 19 2016

THE NATIONAL WEATHER SERVICE IN NEWPORT HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WESTERN BEAUFORT COUNTY IN EASTERN NORTH CAROLINA...
  SOUTHEASTERN MARTIN COUNTY IN EASTERN NORTH CAROLINA...
  SOUTHEASTERN PITT COUNTY IN EASTERN NORTH CAROLINA...

* UNTIL 615 PM EDT

* AT 443 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE INCHES OF RAIN HAVE
  ALREADY FALLEN. ANOTHER 1 TO 3 INCHES WILL BE POSSIBLE IN
  SPOTS. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  WASHINGTON...WILLIAMSTON...RIVER ROAD...CHOCOWINITY...JAMESVILLE...
  WASHINGTON PARK...GRIMESLAND AND BEARGRASS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3593 7712 3593 7709 3594 7708 3593 7703
      3589 7702 3589 7703 3588 7703 3587 7705
      3586 7703 3586 7701 3590 7694 3590 7692
      3586 7689 3582 7690 3581 7688 3533 7698
      3542 7714 3543 7722 3594 7715 3594 7713

$$

5
1 follow-up statement
859 
WGUS52 KMHX 192212
FFWMHX
NCC013-117-147-192315-
/O.EXT.KMHX.FF.W.0004.000000T0000Z-160919T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
612 PM EDT MON SEP 19 2016

THE NATIONAL WEATHER SERVICE IN NEWPORT HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  WESTERN BEAUFORT COUNTY IN EASTERN NORTH CAROLINA...
  SOUTHEASTERN MARTIN COUNTY IN EASTERN NORTH CAROLINA...
  SOUTHEASTERN PITT COUNTY IN EASTERN NORTH CAROLINA...

* UNTIL 715 PM EDT

* AT 609 PM EDT...DOPPLER RADAR INDICATED MODERATE RAIN STILL
  OCCURING ACROSS THE WARNED AREA WITH FLOODING STILL REPORTED. UP
  TO FOUR INCHES OF RAIN HAS ALREADY FALLEN AND ADDITIONAL RAINFALL
  WILL PRODUCE MORE FLOODING.  

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  WASHINGTON...WILLIAMSTON...RIVER ROAD...CHOCOWINITY...JAMESVILLE...
  WASHINGTON PARK...GRIMESLAND AND BEARGRASS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3593 7712 3593 7709 3594 7708 3593 7703
      3589 7702 3589 7703 3588 7703 3587 7705
      3586 7703 3586 7701 3590 7694 3590 7692
      3586 7689 3582 7690 3581 7688 3533 7698
      3542 7714 3543 7722 3594 7715 3594 7713

$$

JBM

The office that day

Everything else NWS Newport/Morehead City, NC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 19, 2:13 PM EDTSpecial Weather StatementMHXDuplin, Greene, Lenoir, Pitt77 min
Sep 19, 3:14 PM EDTAreal Flood AdvisoryMHXDuplin, Greene, Lenoir, Martin, Pitt3 hr
Sep 19, 4:03 PM EDTAreal Flood AdvisoryMHXBeaufort, Craven, Jones117 min
Sep 19, 5:48 PM EDTSpecial Weather StatementMHXPamlico57 min
Sep 19, 6:27 PM EDTAreal Flood AdvisoryMHXBeaufort, Hyde, Martin, Washington2 hr
Sep 19, 7:03 PM EDTAreal Flood AdvisoryMHXOnslow117 min
Sep 19, 7:08 PM EDTAreal Flood AdvisoryMHXBeaufort, Carteret, Craven, Jones, Onslow, Pamlico112 min
Sep 19, 7:15 PM EDTFlash Flood WarningMHXBeaufort, Martin, Pitt2 hr
Sep 19, 7:40 PM EDTFlash Flood WarningMHXCarteret3 hr

Nearby

Flash Flood Warnings in North Carolina, 2016Every flash flood warning in 2016

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.