Alert archive / Alabama / Flash Flood Warnings in 2005

Flash Flood Warning 17, NWS Huntsville, AL

June 20, 2005Jackson County, Alabama

NWS Huntsville, AL issued this flash flood warning at Jun 20, 2005, 6:07 PM CDT for Jackson 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 counties it named.

The facts

Issued
Jun 20, 2005, 6:07 PM CDT (23:07 UTC)
Expired
Jun 20, 2005, 9:00 PM CDT
In force
3 hr
Issued by
NWS Huntsville, AL
Area
Counties, with a storm outline in the text

County Jackson County, AL

The radar

The Northeast Alabama radar (KHTX), 19 km from the middle of the area, began a volume at 23:08 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 12:00Z, 11.1 hours before the alert went out and 160 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, Nashville Metro, TN at 12:00Z on 2005-06-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 29 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2005-06-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 square meters per square second.19395878Sfc1 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
29 J/kg
Mixed-layer CIN
-87 J/kg
Mixed-layer LCL
1262 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
67 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Huntsville, AL wrote its last area forecast discussion before this flash flood warning went out at Jun 20, 3:00 PM CDT, 3 hours 7 minutes earlier.

Area forecast discussion, Jun 20, 3:00 PM CDT, 3 hours 7 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HUNTSVILLE AL
300 PM CDT MON JUN 20 2005

.DISCUSSION...
WATER VAPOR SATELLITE ANIMATION INDICATED AN UPPER LOW OVER WESTERN
NORTH CAROLINA/TENNESSEE...SLOWLY RETROGRADING TO THE SW. ISOLATED
SHOWERS AND T-STORMS WERE NOTED OVER THIS PORTION OF THE TENNESSEE
VALLEY...AND MORE NUMEROUS EAST OF HERE. EVEN THOUGH THERE IS ABOUT
AN INCH OF PRECIP WATER PER AREA 12Z SOUNDINGS...THE SLOW MOVEMENT
OF THE STORMS EAST OF HERE HAVE YIELDED OVER 3 INCHES OF RAIN OVER
SE TENNESSEE. 2 PM TEMPS ACROSS THE VALLEY WERE IN THE LOW/MID 80S
WITH 60-65 DEWPOINTS NOTED TOO.

FOR THIS EVENING...WILL KEEP ISOLATED POPS FOR ALL OF THE COUNTY
WARNING AREA. THE UPPER LOW SHOULD NOT MOVE MUCH FURTHER SW OVER-
NIGHT...AS IT SHOULD SLOWLY WEAKEN AND HEAD ENE MORE AS A TROUGH. AT
THIS TIME...HAVE SHOWERS ENDING AFTER MIDNIGHT WITH SKIES BECOMING
MOSTLY CLEAR BY TUE MORNING.

UPPER RIDGING OUT WEST WILL BUILD INTO THE MID 590S DECAMETER RANGE
AND HELP PRODUCE WARM TO HOT TEMPS...AND GENERALLY DRY WEATHER FOR
THE VALLEY. HAVE NOTED FOR THURS AFTERNOON THE +60 HOUR 12Z NAM/GFS
BUILD OUR 500 MB HEIGHTS TO THE 588 DM LEVEL.

FOR THE PERIOD INTO THE UPCOMING WEEKEND AND EARLY NEXT WEEK...
EXTENDED GUIDANCE WAS IN GOOD AGREEMENT FOR THIS AREA. UPPER RIDGING
FROM THE WEST WILL CONTINUE BUILDING EAST...CONTINUING WARM TO HOT
TEMPS AND DRY WEATHER.

SUMMER 2005 OFFICIALLY BEGINS AT 646Z OR 146 AM CDT THIS MORNING.

&&

.PRELIMINARY POINT TEMPS/POPS...
HUNTSVILLE    62  89  66  91 /  20  10   0  10
SHOALS        63  89  67  91 /  20  10   0  10
CULLMAN       63  88  67  91 /  20  10   0  10
FAYETTEVILLE  62  88  66  91 /  20  10   0  10
FT PAYNE      61  85  62  88 /  20  10  10  10

&&

.HUN WATCHES/WARNINGS/ADVISORIES...
AL...NONE.
TN...NONE.
&&

BOYD
Hazardous weather outlook, Jun 20, 12:49 PM CDT, 5 hours 18 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1249 PM CDT MON JUN 20 2005

ALZ001>010-016-TNZ076-096-097-211000-
COLBERT-CULLMAN-DE KALB-FRANKLIN AL-FRANKLIN TN-JACKSON-LAUDERDALE-
LAWRENCE-LIMESTONE-LINCOLN-MADISON-MARSHALL-MOORE-MORGAN-
1249 PM CDT MON JUN 20 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH ALABAMA AND PARTS OF
SOUTHERN MIDDLE TENNESSEE.

.DAY ONE...(THROUGH TONIGHT)...

AN UPPER LEVEL SYSTEM OVER THE CAROLINAS COMBINED WITH SUFFICIENT
DAYTIME HEATING WILL ALLOW FOR SOME ISOLATED SHOWERS AND
THUNDERSTORMS TO DEVELOP OVER PORTIONS OF NORTHERN ALABAMA AND
SOUTHERN MIDDLE TENNESSEE THIS AFTERNOON. SOME OF THE STRONGER
THUNDERSTORMS MAY PRODUCE BRIEF DOWNPOURS...GUSTY WINDS AND SMALL
HAIL.

.DAYS TWO THROUGH SEVEN...(TUESDAY THROUGH SUNDAY)...

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER CALL TO ACTION STATEMENT...

ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL
IS NOT ANTICIPATED AT THIS TIME.

PG

In the hours before

Special weather statement, Jun 20, 4:04 PM CDT, 2 hours 3 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
404 PM CDT MON JUN 20 2005

ALZ010-202130-
DE KALB-
404 PM CDT MON JUN 20 2005

...SIGNIFICANT WEATHER ALERT FOR DEKALB COUNTY UNTIL 430 PM...

AT 402 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 12 MILES NORTHWEST
OF SUMMERVILLE TO 5 MILES SOUTH OF FORT PAYNE...MOVING SOUTH AT 10
MPH.

DIME SIZE HAIL...WINDS UP TO 50 MPH...AND FREQUENT CLOUD TO GROUND
LIGHTNING ARE EXPECTED WITH THESE STORMS.

* LOCATIONS IN OR NEAR THE PATH INCLUDE...
  ADAMSBURG.

SEEK SHELTER AND STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO THE
STORM TO BE STRUCK BY LIGHTNING. SEEK SAFE SHELTER IMMEDIATELY.

STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO...OR YOUR LOCAL
TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS
CONCERNING THIS WEATHER SITUATION.

24
Special weather statement, Jun 20, 4:36 PM CDT, 1 hour 31 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
436 PM CDT MON JUN 20 2005

ALZ002-202200-
COLBERT-
436 PM CDT MON JUN 20 2005

...SIGNIFICANT WEATHER ALERT FOR COLBERT COUNTY UNTIL 5 PM...

AT 432 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM TOWN CREEK TO
LITTLEVILLE...OR ALONG A LINE EXTENDING FROM 15 MILES EAST OF MUSCLE
SHOALS TO 7 MILES NORTH OF RUSSELLVILLE...MOVING SOUTH AT 5 MPH.

PEA SIZE HAIL AND WINDS UP TO 40 MPH ARE EXPECTED WITH THESE STORMS.

* LOCATIONS IN OR NEAR THE PATH INCLUDE...
  LEIGHTON.
  WHITEOAK.

SEEK SHELTER AND STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO THE
STORM TO BE STRUCK BY LIGHTNING. SEEK SAFE SHELTER IMMEDIATELY.

STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO...OR YOUR LOCAL
TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS
CONCERNING THIS WEATHER SITUATION.

24
Local storm report, Jun 20, 4:46 PM CDT, 1 hour 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
446 PM CDT MON JUN 20 2005

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

0431 PM     TSTM WND DMG     SHERWOOD                35.08N 85.92W
06/20/2005                   FRANKLIN           TN   LAW ENFORCEMENT

            TREE DOWN ONTO HIGHWAY 56 NEAR SHERWOOD. PUBLIC REPORT.

&&

KULA
Special weather statement, Jun 20, 5:06 PM CDT, 1 hour 1 minute before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
506 PM CDT MON JUN 20 2005

ALZ005-006-202245-
LIMESTONE-MADISON-
506 PM CDT MON JUN 20 2005

...SIGNIFICANT WEATHER ALERT FOR LIMESTONE COUNTY UNTIL 545 PM...

AT 502 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR ATHENS...MOVING SOUTH AT 5 MPH.

DIME SIZE HAIL AND WINDS UP TO 50 MPH ARE EXPECTED WITH THIS STORM.

* LOCATIONS IN OR NEAR THE PATH INCLUDE...
  ATHENS.
  FRENCH MILL.
  CAPSHAW.
  BELLE MINA.

REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO THE
STORM TO BE STRUCK BY LIGHTNING. SEEK SAFE SHELTER IMMEDIATELY.

THIS THUNDERSTORM COULD INTENSIFY QUICKLY...SO BE READY TO ACT IF A
WARNING IS ISSUED.

STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO...OR YOUR LOCAL
TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS
CONCERNING THIS WEATHER SITUATION.

24
Special weather statement, Jun 20, 5:11 PM CDT, 56 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
511 PM CDT MON JUN 20 2005

ALZ004-202300-
LAWRENCE-
511 PM CDT MON JUN 20 2005

...SIGNIFICANT WEATHER ALERT FOR LAWRENCE COUNTY UNTIL 6 PM...

AT 507 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 5 MILES EAST OF
NORTH COURTLAND TO 8 MILES SOUTHWEST OF TOWN CREEK...MOVING SOUTH AT
5 MPH.

DIME SIZE HAIL...WINDS UP TO 50 MPH...AND FREQUENT CLOUD TO GROUND
LIGHTNING ARE EXPECTED WITH THESE STORMS.

* LOCATIONS IN OR NEAR THE PATH INCLUDE...
  NE SMITH.
  HATTON.
  CHALYBEATE SPRINGS.

SEEK SHELTER AND STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO THE
STORM TO BE STRUCK BY LIGHTNING. SEEK SAFE SHELTER IMMEDIATELY.

STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO...OR YOUR LOCAL
TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS
CONCERNING THIS WEATHER SITUATION.

24
Local storm report, Jun 20, 5:46 PM CDT, 21 minutes before
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The office that day

Everything else NWS Huntsville, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 20, 4:05 PM CDTSevere Thunderstorm WarningHUNJackson40 min
Jun 20, 4:46 PM CDTSevere Thunderstorm WarningHUNJackson29 min
Jun 20, 5:15 PM CDTSevere Thunderstorm WarningHUNJackson46 min
Jun 20, 5:32 PM CDTSevere Thunderstorm WarningHUNLawrence30 min
Jun 20, 5:59 PM CDTSevere Thunderstorm WarningHUNMorgan46 min
Jun 20, 6:20 PM CDTSevere Thunderstorm WarningHUNMadison42 min
Jun 20, 6:41 PM CDTSevere Thunderstorm WarningHUNMadison49 min
Jun 20, 5:15 PM CDTFlash Flood WarningHUNFranklin3 hr

Nearby

Flash Flood Warnings in Alabama, 2005Every flash flood warning in 2005

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.