Alert archive / Alabama / Wind Advisories in 2008

Wind Advisory 13, NWS Huntsville, AL

September 13, 200811 counties in Alabama; Franklin County, Lincoln County, Moore County, Tennessee

NWS Huntsville, AL issued this wind advisory at Sep 13, 2008, 3:46 PM CDT for 11 counties in Alabama; Franklin County, Lincoln County, Moore County, Tennessee. It took effect at Sep 13, 2008, 11:45 PM CDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Sep 13, 2008, 3:46 PM CDT (20:46 UTC)
In effect from
Sep 13, 2008, 11:45 PM CDT
Expired
Sep 14, 2008, 3:12 PM CDT
In force
15 hr
Issued by
NWS Huntsville, AL

Counties Colbert County, AL, Cullman County, AL, DeKalb County, AL, Franklin County, AL, Jackson County, AL, Lauderdale County, AL, Lawrence County, AL, Limestone County, AL, Madison County, AL, Marshall County, AL, Morgan County, AL, Franklin County, TN, Lincoln County, TN, Moore County, TN

The radar

The Northeast Alabama radar (KHTX), 69 km from the middle of the area, began a volume at 20:49 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, 8.8 hours before the alert went out and 159 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 2008-09-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 363 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, Nashville Metro, TN at 12:00Z on 2008-09-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -29 square meters per square second.193958Sfc1 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
363 J/kg
Mixed-layer CIN
-67 J/kg
Mixed-layer LCL
778 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-29 m²/s²
0-3 km storm-relative helicity
-1 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS74 KHUN 132047
NPWHUN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HUNTSVILLE AL
346 PM CDT SAT SEP 13 2008

...GUSTY WINDS OVER NORTHWEST ALABAMA SUNDAY...

ALZ001>005-140500-
/O.NEW.KHUN.WI.Y.0013.080914T1400Z-080914T2200Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS
346 PM CDT SAT SEP 13 2008

...WIND ADVISORY IN EFFECT FROM 9 AM TO 5 PM CDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 AM TO 5 PM CDT SUNDAY. 

AS THE REMNANTS OF TROPICAL STORM IKE LIFT TOWARD THE OHIO RIVER
VALLEY...A TIGHT PRESSURE GRADIENT ON THE EASTERN SIDE OF THE
SYSTEM WILL CREATE GUSTY WINDS OVER PORTIONS OF THE TENNESSEE
VALLEY ON SUNDAY. STRONG WINDS ALOFT WILL MIX DOWN TO THE
SURFACE...AND WIND GUSTS TO 35 MPH CAN BE EXPECTED AT TIMES OVER
NORTHWEST ALABAMA.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS IN EXCESS OF 25 MPH OR
GUSTS IN EXCESS OF 35 MPH ARE EXPECTED.

$$
4 follow-up statements
000 
WWUS74 KHUN 140445
NPWHUN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1145 PM CDT SAT SEP 13 2008

ALZ006>010-016-TNZ076-096-097-141300-
/O.EXA.KHUN.WI.Y.0013.080914T1400Z-080914T2200Z/
MADISON-MORGAN-MARSHALL-JACKSON-DE KALB-CULLMAN-MOORE-LINCOLN-
FRANKLIN TN-
INCLUDING THE CITIES OF...HUNTSVILLE...DECATUR...GUNTERSVILLE...
SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...FAYETTEVILLE...
WINCHESTER
1145 PM CDT SAT SEP 13 2008

...WIND ADVISORY IN EFFECT FROM 9 AM TO 5 PM CDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 AM TO 5 PM CDT SUNDAY. 

AS THE REMNANTS OF TROPICAL STORM IKE MOVE TOWARD THE OHIO RIVER
VALLEY...A TIGHT PRESSURE GRADIENT ON THE EASTERN SIDE OF THIS
SYSTEM WILL CREATE STRONG GUSTY WINDS ACROSS THE TENNESSEE VALLEY
DURING SUNDAY. SOUTH TO SOUTHWEST WINDS OF 20 TO 30 MPH...WITH
GUSTS TO 35 MPH ARE EXPECTED AT TIMES.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS IN EXCESS OF 25 MPH OR 
GUSTS IN EXCESS OF 35 MPH ARE EXPECTED.

$$

ALZ001>005-141300-
/O.CON.KHUN.WI.Y.0013.080914T1400Z-080914T2200Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS
1145 PM CDT SAT SEP 13 2008

...WIND ADVISORY REMAINS IN EFFECT FROM 9 AM TO 5 PM CDT SUNDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 9 AM TO 5 PM CDT SUNDAY. 

AS THE REMNANTS OF TROPICAL STORM IKE MOVE TOWARD THE OHIO RIVER
VALLEY...A TIGHT PRESSURE GRADIENT ON THE EASTERN SIDE OF THIS
SYSTEM WILL CREATE STRONG GUSTY WINDS ACROSS THE TENNESSEE VALLEY
DURING SUNDAY. SOUTH TO SOUTHWEST WINDS OF 20 TO 30 MPH...WITH
GUSTS TO 35 MPH ARE EXPECTED AT TIMES.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS IN EXCESS OF 25 MPH OR
GUSTS IN EXCESS OF 35 MPH ARE EXPECTED.

$$

RSB
000 
WWUS74 KHUN 141144
NPWHUN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HUNTSVILLE AL
644 AM CDT SUN SEP 14 2008

ALZ001>010-016-TNZ076-096-097-142200-
/O.CON.KHUN.WI.Y.0013.080914T1400Z-080914T2200Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DE KALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS...HUNTSVILLE...DECATUR...
GUNTERSVILLE...SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...
FAYETTEVILLE...WINCHESTER
644 AM CDT SUN SEP 14 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON...

AS TROPICAL STORM IKE MOVES TOWARD THE OHIO RIVER VALLEY...A TIGHT
PRESSURE GRADIENT WILL CREATE STRONG GUSTY WINDS ACROSS THE
TENNESSEE VALLEY THIS MORNING AND EARLY AFTERNOON. SOUTH TO
SOUTHWEST WINDS OF 20 TO 30 MPH...WITH GUSTS TO 35 MPH ARE
EXPECTED AT TIMES. THE WINDS WILL BEGIN TO DIMINISH AROUND 5 PM.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS IN EXCESS OF 25 MPH OR
GUSTS IN EXCESS OF 35 MPH ARE EXPECTED.

$$

SS
000 
WWUS74 KHUN 141658
NPWHUN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1158 AM CDT SUN SEP 14 2008

ALZ001>010-016-TNZ076-096-097-142200-
/O.CON.KHUN.WI.Y.0013.000000T0000Z-080914T2200Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DE KALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS...HUNTSVILLE...DECATUR...
GUNTERSVILLE...SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...
FAYETTEVILLE...WINCHESTER
1158 AM CDT SUN SEP 14 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON...

AS TROPICAL DEPRESSION IKE MOVES TOWARD THE LOWER GREAT LAKES...A
TIGHT PRESSURE GRADIENT WILL CONTINUE TO CREATE STRONG GUSTY WINDS
ACROSS THE TENNESSEE VALLEY THROUGH THE AFTERNOON HOURS. SOUTH TO
SOUTHWEST WINDS OF 20 TO 30 MPH...WITH GUSTS TO 35 MPH...ARE
EXPECTED AT TIMES. THE WINDS WILL BEGIN TO DIMINISH AROUND 5 PM.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS IN EXCESS OF 25 MPH OR
GUSTS IN EXCESS OF 35 MPH ARE EXPECTED.

$$

JLL
000 
WWUS74 KHUN 142012
NPWHUN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HUNTSVILLE AL
312 PM CDT SUN SEP 14 2008

...GUSTY WINDS HAVE SLACKENED CONSIDERABLY...

ALZ001>010-016-TNZ076-096-097-142115-
/O.CAN.KHUN.WI.Y.0013.000000T0000Z-080914T2200Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DE KALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS...HUNTSVILLE...DECATUR...
GUNTERSVILLE...SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...
FAYETTEVILLE...WINCHESTER
312 PM CDT SUN SEP 14 2008

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS CANCELLED THE WIND
ADVISORY. 

WITH THE REMNANTS OF IKE WELL INTO THE LOWER GREAT LAKES...THE
PRESSURE GRADIENT OVER THE TENNESSEE VALLEY HAS SLACKENED
CONSIDERABLY. WHILE THE OCCASIONAL GUST TO 25 MPH CANNOT BE
DISCOUNTED...GRADIENT WINDS WILL GENERALLY REMAIN BELOW 15 MPH
THROUGH THE REMAINDER OF THE AFTERNOON.

$$

JLL

Nearby

Wind Advisories in Alabama, 2008Wind Advisories in Tennessee, 2008Every wind advisory in 2008

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.