Flash Flood Warning 49, NWS Huntsville, AL

Issued

Aug 4, 2011, 12:04 AM CDT (05:04 UTC)

Expired

Aug 4, 2011, 3:00 AM CDT

In force

3 hr

Issued by

NWS Huntsville, AL

Area

Storm-based polygon

Flood severity

None

Counties Jackson County, AL, Lauderdale County, AL, Lawrence County, AL, Limestone County, AL, Madison County, AL

The Northeast Alabama radar (KHTX), 44 km from the middle of the area, began a volume at 05:04 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.

544 
WGUS54 KHUN 040504
FFWHUN
ALC071-077-079-083-089-040800-
/O.NEW.KHUN.FF.W.0049.110804T0504Z-110804T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1204 AM CDT THU AUG 4 2011

THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN LAUDERDALE COUNTY IN NORTHWEST ALABAMA...
  LIMESTONE COUNTY IN NORTH CENTRAL ALABAMA...
  NORTHEASTERN LAWRENCE COUNTY IN NORTHWEST ALABAMA...
  NORTHERN MADISON COUNTY IN NORTH CENTRAL ALABAMA...
  NORTHWESTERN JACKSON COUNTY IN NORTHEAST ALABAMA...

* UNTIL 300 AM CDT

* AT 1202 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  NORTHERN PORTIONS OF LIMESTONE...MADISON...AND JACKSON COUNTIES IN 
  NORTHERN ALABAMA. DOPPLER RADAR ESTIMATES OF TWO INCHES HAS FALLEN 
  IN THE PAST HOUR...WITH AN ADDITIONAL INCH TO INCH AND A HALF      
  POSSIBLE OVER THE NEXT HOUR OR TWO.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  ATHENS...HUNTSVILLE...MERIDIANVILLE...MOORES MILL...ARDMORE...
  GURLEY...HARVEST...HAZEL GREEN...HOLLYWOOD...NEW MARKET AND        
  SKYLINE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. DO
NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND TO
ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN
WATER BEGINS RISING.

&&

LAT...LON 3499 8617 3469 8591 3471 8726 3499 8730

$$

CA

694 
WGUS74 KHUN 040759
FFSHUN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
259 AM CDT THU AUG 4 2011

ALC071-077-079-083-089-040813-
/O.EXP.KHUN.FF.W.0049.000000T0000Z-110804T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JACKSON AL-LAUDERDALE AL-LAWRENCE AL-LIMESTONE AL-MADISON AL-
259 AM CDT THU AUG 4 2011

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR NORTHERN MADISON...
LIMESTONE...NORTHEASTERN LAWRENCE...EASTERN LAUDERDALE AND
NORTHWESTERN JACKSON COUNTIES WILL BE ALLOWED TO EXPIRE AT 300 AM
CDT...

EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED THE FLASH FLOOD THREAT 
ACROSS PORTIONS OF NORTHERN ALABAMA. MODERATE RAINFALL IS POSSIBLE 
THROUGH DAYBREAK...AND AS A RESULT...THE FLASH FLOOD WARNING HAS 
BEEN CANCELLED. IN ITS PLACE...AN AREAL FLOOD WARNING HAS BEEN 
ISSUED TO ACCOUNT FOR ANY LINGERING FLOODING FROM ADDITIONAL 
RAINFALL IN THE AREA. IF FLOODING HAS BEEN OBSERVED...PLEASE REPORT 
IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.

LAT...LON 3499 8617 3469 8591 3471 8726 3499 8730

$$

CA

Flash Flood Warnings in Alabama, 2011Every flash flood warning in 2011

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.