Alert archive / Alabama / Flash Flood Warnings in 2006
Flash Flood Warning 21, NWS Huntsville, AL
NWS Huntsville, AL issued this flash flood warning at Nov 15, 2006, 7:30 PM CST for Madison County, Alabama. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Nov 15, 2006, 7:30 PM CST (01:30 UTC)
- Expired
- Nov 15, 2006, 9:30 PM CST
- In force
- 2 hr
- Issued by
- NWS Huntsville, AL
- Area
- Counties, with a storm outline in the text
County Madison County, AL
The radar
The Northeast Alabama radar (KHTX), 45 km from the middle of the area, began a volume at 01:33 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.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 1.5 hours before the alert went out and 143 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.
- Mixed-layer CAPE
- 104 J/kg
- Mixed-layer CIN
- -47 J/kg
- Mixed-layer LCL
- 634 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 307 m²/s²
- 0-3 km storm-relative helicity
- 271 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KHUN 160135
FFWHUN
ALC089-160330-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HUNTSVILLE AL
730 PM CST WED NOV 15 2006
THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
MADISON COUNTY IN NORTH CENTRAL ALABAMA
* UNTIL 930 PM CST
* AT 730 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAIN IN WESTERN MORGAN COUNTY AND SOUTHEASTERN LIMESTONE
COUNTY THAT WILL MOVE NORTHEAST OVER MADISON COUNTY. AROUND 2 INCHES
OF RAINFALL FELL EARLIER OVER MUCH OF CENTRAL MADISON COUNTY.
ADDITIONAL EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING
OF SMALL CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS... STREETS AND
UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
* SOME LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO...
HARVEST...HAZEL GREEN...HUNTSVILLE...MADISON...MERIDIANVILLE...
MOORES MILL...NEW MARKET AND REDSTONE ARSENAL.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
LAT...LON 3488 8677 3459 8677 3476 8636 3485 8636
3499 8633 3499 8661
$$
KTW/WRS1 follow-up statement
000
WGUS74 KHUN 160322
FFSHUN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
920 PM CST WED NOV 15 2006
ALC089-160330-
MADISON AL-
920 PM CST WED NOV 15 2006
...THE FLASH FLOOD WARNING FOR MADISON COUNTY HAS BEEN CANCELLED...
NATIONAL WEATHER SERVICE DOPPLER RADAR...INDICATED THAT HEAVY
RAINFALL HAS ENDED ACROSS THE WARNED AREA. MADISON COUNTY OFFICIALS
INDICATED THAT NO FLASH FLOODING WAS REPORTED. SOME MINOR FLOODING
MAY CONTINUE...BUT THE THREAT OF FLOODING HAS ENDED. THUS...THE
FLASH FLOOD WARNING HAS BEEN CANCELED.
LAT...LON 3488 8677 3459 8677 3476 8636 3485 8636
3499 8633 3499 8661
$$
KTWThe office that day
Everything else NWS Huntsville, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 15, 9:50 PM CST | Severe Thunderstorm Warning | HUN | Jackson | 25 min |
Nearby
Flash Flood Warnings in Alabama, 2006Every flash flood warning in 2006
Sources
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.