Alert archive / Mississippi / Wind Advisories in 2013

Wind Advisory 6, NWS Mobile, AL

February 21, 2013Washington County, Alabama; 4 counties in Mississippi

NWS Mobile, AL issued this wind advisory at Feb 21, 2013, 4:02 AM CST for Washington County, Alabama; 4 counties in Mississippi. It took effect at Feb 21, 2013, 9:00 AM CST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Feb 21, 2013, 4:02 AM CST (10:02 UTC)
In effect from
Feb 21, 2013, 9:00 AM CST
Expired
Feb 21, 2013, 6:00 PM CST
In force
9 hr
Issued by
NWS Mobile, AL

Counties Washington County, AL, George County, MS, Greene County, MS, Perry County, MS, Stone County, MS

The radar

The Mobile radar (KMOB), 65 km from the middle of the area, began a volume at 09:59 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

Slidell Radar S, LA (KSIL), launched 00:00Z, 10.0 hours before the alert went out and 132 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, Slidell Radar S, LA at 00:00Z on 2013-02-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Slidell Radar S, LA at 00:00Z on 2013-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -8 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2288 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
-8 m²/s²
0-3 km storm-relative helicity
250 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.

368 
WWUS74 KMOB 211002
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
402 AM CST THU FEB 21 2013

...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 6 PM CST THIS
EVENING...

.GUTY WINDS WILL DEVELOP THIS MORNING AND CONTINUE THROUGH THIS
EVENING AHEAD OF AN APPROACHING COLD FRONT. FREQUENT GUSTS OF 25 TO
30 MPH ARE POSSIBLE.

ALZ052-061>064-MSZ075-076-078-079-211815-
/O.NEW.KMOB.WI.Y.0006.130221T1500Z-130222T0000Z/
WASHINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN-
PERRY-GREENE-STONE-GEORGE-
INCLUDING THE CITIES OF...CHATOM...MILLRY...MOBILE...PRICHARD...
SARALAND...BAY MINETTE...TILLMANS CORNER...THEODORE...DAPHNE...
FAIRHOPE...FOLEY...SPANISH FORT...RICHTON...BEAUMONT...
NEW AUGUSTA...LEAKESVILLE...MCLAIN...WIGGINS...LUCEDALE
402 AM CST THU FEB 21 2013

...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 6 PM CST
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 6 PM CST
THIS EVENING. 

* TIMING...9 AM THIS MORNING TO 6 PM THIS AFTERNOON.

* WINDS...25 MPH WITH FREQUENT HIGHER GUSTS.

* IMPACTS...WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
  ESPECIALLY FOR HIGH PROFILE VEHICLES. LOOSE...UNSECURED OBJECTS
  CAN ALSO BE BLOWN AROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 25 TO 39 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
2 follow-up statements
873 
WWUS74 KMOB 211006 AAA
NPWMOB

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE MOBILE AL
406 AM CST THU FEB 21 2013

...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 6 PM CST
THIS EVENING...

.GUSTY WINDS WILL DEVELOP THIS MORNING AND CONTINUE THROUGH THIS
EVENING AHEAD OF AN APPROACHING COLD FRONT. FREQUENT GUSTS OF
25 TO 30 MPH ARE POSSIBLE.

ALZ052-061>064-MSZ075-076-078-079-211815-
/O.CON.KMOB.WI.Y.0006.130221T1500Z-130222T0000Z/
WASHINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN-
PERRY-GREENE-STONE-GEORGE-
INCLUDING THE CITIES OF...CHATOM...MILLRY...MOBILE...PRICHARD...
SARALAND...BAY MINETTE...TILLMANS CORNER...THEODORE...DAPHNE...
FAIRHOPE...FOLEY...SPANISH FORT...RICHTON...BEAUMONT...
NEW AUGUSTA...LEAKESVILLE...MCLAIN...WIGGINS...LUCEDALE
406 AM CST THU FEB 21 2013

...WIND ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 6 PM
CST THIS EVENING...

* TIMING...9 AM THIS MORNING TO 6 PM THIS AFTERNOON.

* WINDS...20 TO 25 MPH WITH FREQUENT HIGHER GUSTS OF 25 TO 30 MPH.

* IMPACTS...WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... 
  ESPECIALLY FOR HIGH PROFILE VEHICLES. LOOSE...UNSECURED 
  OBJECTS CAN ALSO BE BLOWN AROUND. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OR FREQUENT GUSTS OF 25
TO 39 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
469 
WWUS74 KMOB 211828
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
1228 PM CST THU FEB 21 2013

...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 6 PM CST
THIS EVENING...

.GUSTY WINDS WILL CONTINUE THROUGH THIS EVENING AHEAD OF AN
APPROACHING COLD FRONT. FREQUENT GUSTS OF 25 TO 30 MPH ARE POSSIBLE.

ALZ052-061>064-MSZ075-076-078-079-220000-
/O.CON.KMOB.WI.Y.0006.000000T0000Z-130222T0000Z/
WASHINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN-
PERRY-GREENE-STONE-GEORGE-
INCLUDING THE CITIES OF...CHATOM...MILLRY...MOBILE...PRICHARD...
SARALAND...BAY MINETTE...TILLMANS CORNER...THEODORE...DAPHNE...
FAIRHOPE...FOLEY...SPANISH FORT...RICHTON...BEAUMONT...
NEW AUGUSTA...LEAKESVILLE...MCLAIN...WIGGINS...LUCEDALE
1228 PM CST THU FEB 21 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...

* TIMING...9 AM THIS MORNING TO 6 PM THIS AFTERNOON.

* WINDS...20 TO 25 MPH WITH FREQUENT HIGHER GUSTS OF 25 TO 30 
  MPH.

* IMPACTS...WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... 
  ESPECIALLY FOR HIGH PROFILE VEHICLES. LOOSE...UNSECURED 
  OBJECTS CAN ALSO BE BLOWN AROUND. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OR FREQUENT GUSTS OF
25 TO 39 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 20, 9:13 PM CSTRiver Flood WarningMOBMobile20 hr
Feb 21, 3:58 AM CSTFlash Flood WatchMOBButler, Conecuh, Covington, Crenshaw, Escambia, Monroe62 hr

Nearby

Wind Advisories in Mississippi, 2013Wind Advisories in Alabama, 2013Every wind advisory in 2013

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.