Alert archive / Alabama / Flash Flood Warnings in 2003
Flash Flood Warning 21, NWS Huntsville, AL
NWS Huntsville, AL issued this flash flood warning at May 6, 2003, 10:36 PM CDT for Jackson County, Madison County, Alabama. It was in force for 3 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
- May 6, 2003, 10:36 PM CDT (03:36 UTC)
- Expired
- May 7, 2003, 1:30 AM CDT
- In force
- 3 hr
- Issued by
- NWS Huntsville, AL
- Area
- Counties, with a storm outline in the text
Counties Jackson County, AL, Madison County, AL
The radar
The Northeast Alabama radar (KHTX), 27 km from the middle of the area, began a volume at 03:35 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, 3.6 hours before the alert went out and 145 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
- 1519 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 720 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 92 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 3.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KHUN 070337 FFWHUN ALC071-089-070630- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE HUNTSVILLE AL 1036 PM CDT TUE MAY 6 2003 THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A * FLASH FLOOD WARNING FOR... MADISON COUNTY IN NORTH CENTRAL ALABAMA JACKSON COUNTY IN NORTHEAST ALABAMA * UNTIL 130 AM CDT * AT 1036 PM CDT...WEATHER SERVICE RADAR THUNDERSTORMS CONTAINING VERY HEAVY RAINFALL WERE MOVING INTO MADISON COUNTY. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 40 MPH. THE GROUND IS SATURATED...ANY ADDITIONAL RAINFALL WILL RESULT IN RUNOFF PROBLEMS. * SOME LOCATIONS AFFECTED INCLUDE... BRIDGEPORT...GURLEY...HARVEST...HAZEL GREEN...HOLLYWOOD... HUNTSVILLE...MADISON...MERIDIANVILLE...MOORES MILL...NEW MARKET... PISGAH...REDSTONE ARSENAL...SCOTTSBORO...SKYLINE AND STEVENSON BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED... ACT QUICKLY. MOVE TO HIGHER GROUND TO ESCAPE RISING WATERS LAT...LON 3498 8680 3460 8679 3465 8577 3498 8562 $$
1 follow-up statement
000
WGUS74 KHUN 070640
FFSHUN
ALC071-089-070700-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
138 AM CDT WED MAY 7 2003
...FLASH FLOOD WARNINGS FOR MADISON AND JACKSON COUNTIES HAS BEEN
ALLOWED TO EXPIRE...
AT 138 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
THE HEAVY RAINFALL HAD ENDED ACROSS MADISON AND JACKSON
COUNTIES...AND THE FLASH FLOOD THREAT HAD DIMINISHED. AS A
RESULT...THE FLASH FLOOD WARNINGS FOR THESE COUNTIES HAVE BEEN
ALLOWED TO EXPIRE.
WHILE THE FLASH FLOOD THREAT HAS DIMINISHED...WATER MAY STILL COVER
ROADWAYS IN A FEW SPOTS ACROSS THE AREA...AND MOTORISTS SHOULD
EXERCISE CAUTION IF VENTURING OUT EARLY THIS MORNING. IN
ADDITION...SIGNIFICANT RIVER FLOODING CONTINUES ALONG THE FLINT AND
PAINT ROCK RIVERS IN EASTERN MADISON AND WESTERN JACKSON COUNTIES
DUE TO THE EARLIER HEAVY RAINS. PERSONS IN THE VICINITY OF THESE
RIVERS AND THEIR IMMEDIATE TRIBUTARIES SHOULD REMAIN CAUTIOUS AND BE
PREPARED FOR CONTINUED FLOODING THROUGH AT LEAST THE NEXT ONE TO TWO
DAYS.
STAY TUNED TO NOAA WEATHER...OR TO YOUR FAVORITE LOCAL MEDIA FOR THE
LATEST WEATHER INFORMATION.
LAT...LON 3453 8603 3455 8614 3461 8615 3457 8632
3463 8673 3487 8673 3495 8564 3458 8594
$$The office that day
Everything else NWS Huntsville, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 9:47 PM CDT | Flash Flood Warning | HUN | Lawrence | 3 hr |
| May 6, 9:51 PM CDT | Severe Thunderstorm Warning | HUN | Lawrence | 24 min |
| May 6, 10:16 PM CDT | Severe Thunderstorm Warning | HUN | Lawrence | 44 min |
| May 6, 10:23 PM CDT | Severe Thunderstorm Warning | HUN | Madison | 37 min |
| May 6, 10:47 PM CDT | Severe Thunderstorm Warning | HUN | Morgan | 43 min |
| May 6, 10:48 PM CDT | Severe Thunderstorm Warning | HUN | Franklin | 42 min |
| May 6, 11:01 PM CDT | Severe Thunderstorm Warning | HUN | Jackson, Madison | 44 min |
| May 6, 11:04 PM CDT | Tornado Warning | HUN | Colbert, Franklin | 41 min |
| May 7, 8:20 AM CDT | Flash Flood Warning | HUN | Colbert, Franklin, Lauderdale | 4 hr |
| May 7, 9:10 AM CDT | Flash Flood Warning | HUN | Lawrence, Limestone, Madison, Morgan | 3 hr |
| May 7, 9:10 AM CDT | Flash Flood Warning | HUN | Lawrence, Limestone, Madison, Morgan | 4 hr |
| May 7, 10:52 AM CDT | Flash Flood Warning | HUN | Jackson, Marshall | 3 hr |
| May 7, 11:43 AM CDT | Flash Flood Warning | HUN | DeKalb | 2 hr |
| May 7, 12:45 PM CDT | Flash Flood Warning | HUN | Madison | 4 hr |
Nearby
Flash Flood Warnings in Alabama, 2003Every flash flood warning in 2003
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.