Alert archive / Alabama / Special Weather Statements in 2019

Special Weather Statement, NWS Mobile, AL

May 11, 2019Escambia County, Alabama

NWS Mobile, AL issued this special weather statement at May 11, 2019, 9:39 AM CDT for Escambia County, Alabama. It was in force for 51 min. 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 11, 2019, 9:39 AM CDT (14:39 UTC)
Expired
May 11, 2019, 10:30 AM CDT
In force
51 min
Issued by
NWS Mobile, AL

County Escambia County, AL

The radar

The Eglin Afb radar (KEVX), 110 km from the middle of the area, began a volume at 14:43 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

Birmingham, AL (KBMX), launched 12:00Z, 2.7 hours before the alert went out and 248 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, Birmingham, AL at 12:00Z on 2019-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1266 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, Birmingham, AL at 12:00Z on 2019-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 99 square meters per square second.1939Sfc1 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
1266 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
721 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
99 m²/s²
0-3 km storm-relative helicity
162 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

What forecasters said that day

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

NWS Mobile, AL wrote its last area forecast discussion before this special weather statement went out at May 11, 7:42 AM CDT, 1 hour 57 minutes earlier.

Area forecast discussion, May 11, 7:42 AM CDT, 1 hour 57 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Hazardous weather outlook, May 11, 6:49 AM CDT, 2 hours 50 minutes before
Hazardous Weather Outlook
National Weather Service Mobile AL
649 AM CDT Sat May 11 2019

ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-121200-
Choctaw-Washington-Clarke-Wilcox-Monroe-Conecuh-Butler-Crenshaw-
Escambia-Covington-Mobile Inland-Baldwin Inland-Mobile Central-
Baldwin Central-Mobile Coastal-Baldwin Coastal-Escambia Inland-
Escambia Coastal-Santa Rosa Inland-Santa Rosa Coastal-
Okaloosa Inland-Okaloosa Coastal-Wayne-Perry-Greene-Stone-George-
649 AM CDT Sat May 11 2019

This Hazardous Weather Outlook is for portions of south central
Alabama...southwest Alabama...northwest Florida and southeast
Mississippi.

.DAY ONE...Today and Tonight

A HIGH risk for rip currents continues along Gulf beaches of
Alabama and Northwest Florida through 7 AM Sunday morning.

Periods of showers and thunderstorms will continue across the
region today through tonight. Best chances for strong to possibly
severe storms will be across southeast Mississippi and portions
of southwest Alabama. With any severe storms that do develop, the
primary threat will be damaging wind gusts, although instances of
large hail an isolated brief tornado could be possible, especially
over interior southeast Mississippi. Locally heavy rainfall will
be a major concern, especially over southeast Mississippi where a
Flash Flood Watch remains in effect. Heavier rainfall will spread
into parts of southwest Alabama today into tonight as well, and an
Elevated Threat of flooding is outlooked for all of southeast
Mississippi and parts of southwest Alabama. The Flash Flood Watch
could be extended into portions of southwest Alabama. A Limited
Threat of flooding is expected further east over parts of south
central Alabama and the western Florida panhandle.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Scattered to numerous showers and thunderstorms are expected
across the entire region on Sunday as a cold front sweeps east
across the area. Locally heavy rainfall will continue to be a
concern, but a few strong to briefly severe storms could be
possible as well.

A quieter and mainly rainfree weather pattern is expected Monday
through Friday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

GMZ630>636-650-655-670-675-121200-
Northern Mobile Bay-Southern Mobile Bay-Mississippi Sound-
Perdido Bay-Pensacola Bay System-Western Choctawhatchee Bay-
Eastern Choctawhatchee Bay-
Coastal waters from Pensacola FL to Pascagoula MS out 20 NM-
Coastal waters from Okaloosa Walton County Line FL to Pensacola
FL out 20 NM-
Waters from Pensacola FL to Pascagoula MS from 20 to 60 NM-
Waters from Okaloosa Walton County Line FL to Pensacola FL from
20 to 60 NM-
649 AM CDT Sat May 11 2019

This Hazardous Weather Outlook is for portions of the coastal
waters of Alabama and northwest Florida.

.DAY ONE...Today and Tonight

Hazardous conditions for small craft in and near scattered showers
and thunderstorms which could produce locally strong winds and
locally higher seas today and tonight.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Hazardous conditions for small craft in and near scattered to
numerous showers and thunderstorms which could produce locally
strong winds and locally higher seas on Sunday.

In the hours before

Special weather statement, May 11, 6:09 AM CDT, 3 hours 30 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Special weather statement, May 11, 7:02 AM CDT, 2 hours 37 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Special weather statement, May 11, 7:43 AM CDT, 1 hour 56 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Local storm report, May 11, 9:34 AM CDT, 5 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Local storm report, May 11, 9:38 AM CDT, 1 minute before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Special weather statement, May 11, 9:39 AM CDT, 0 minutes before
Special Weather Statement
National Weather Service Mobile AL
939 AM CDT Sat May 11 2019

ALZ056-059-060-FLZ201-203-205-111530-
Conecuh AL-Escambia AL-Covington AL-Escambia Inland FL-
Okaloosa Inland FL-Santa Rosa Inland FL-
939 AM CDT Sat May 11 2019

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...EASTERN
ESCAMBIA...SOUTHEASTERN CONECUH...SOUTHWESTERN COVINGTON...NORTHERN
OKALOOSA...NORTHERN SANTA ROSA AND NORTH CENTRAL ESCAMBIA COUNTIES
UNTIL 1030 AM CDT...

At 939 AM CDT, the strong thunderstorm was located near Jay, or 4
miles southeast of Century, moving east at 50 mph.

Winds gusts of 40 to 50 mph will be possible with this storm.

Locations impacted include...
Brewton, Century, Flomaton, East Brewton, Jay, Pollard and Riverview.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3076 8724 3104 8734 3135 8665 3087 8644
TIME...MOT...LOC 1439Z 251DEG 42KT 3093 8721

The office that day

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

IssuedProductOfficeCountiesLasted
May 10, 9:27 PM CDTSpecial Weather StatementMOBWashington33 min
May 10, 10:23 PM CDTSpecial Weather StatementMOBWashington52 min
May 11, 6:02 AM CDTSpecial Weather StatementMOBMobile43 min
May 11, 7:06 AM CDTSpecial Marine WarningMOB54 min
May 11, 7:43 AM CDTSpecial Weather StatementMOBMobile47 min
May 11, 8:25 AM CDTAreal Flood AdvisoryMOBMobile2 hr
May 11, 4:08 PM CDTRiver Flood WarningMOBMobile40 hr
May 10, 8:01 PM CDTSpecial Weather StatementMOBGreene44 min
May 10, 8:39 PM CDTAreal Flood AdvisoryMOBStone3 hr
May 10, 9:54 PM CDTSpecial Weather StatementMOBStone36 min
May 10, 10:07 PM CDTAreal Flood AdvisoryMOBPerry, Stone3 hr
May 10, 10:10 PM CDTSpecial Weather StatementMOBStone50 min
May 10, 10:18 PM CDTSevere Thunderstorm WarningMOBGeorge, Perry, Stone42 min
May 10, 10:46 PM CDTFlash Flood WarningMOBStone6 hr
May 10, 10:49 PM CDTSpecial Weather StatementMOBGeorge26 min
May 10, 10:55 PM CDTSevere Thunderstorm WarningMOBStone35 min
May 10, 11:18 PM CDTSpecial Weather StatementMOBGreene27 min
May 10, 11:22 PM CDTSpecial Weather StatementMOBGeorge23 min
May 11, 3:39 AM CDTSpecial Weather StatementMOBPerry51 min
May 11, 4:18 AM CDTSpecial Weather StatementMOBStone42 min
May 11, 4:28 AM CDTFlash Flood WarningMOBStone7 hr
May 11, 4:29 AM CDTSpecial Weather StatementMOBPerry46 min
May 11, 4:56 AM CDTFlash Flood WarningMOBPerry7 hr
May 11, 5:22 AM CDTSpecial Weather StatementMOBGeorge68 min
May 11, 5:26 AM CDTSpecial Weather StatementMOBGeorge64 min
May 11, 6:09 AM CDTSpecial Weather StatementMOBStone51 min
May 11, 7:02 AM CDTSpecial Weather StatementMOBGeorge58 min
May 11, 11:26 AM CDTFlash Flood WarningMOBGeorge, Perry, Stone6 hr
May 11, 12:01 PM CDTSpecial Weather StatementMOBGeorge44 min
May 11, 1:18 PM CDTSevere Thunderstorm WarningMOBStone42 min
May 11, 1:54 PM CDTSpecial Weather StatementMOBStone51 min
May 11, 2:46 PM CDTSevere Thunderstorm WarningMOBGeorge, Stone29 min
May 11, 3:48 PM CDTAreal Flood AdvisoryMOBGeorge3 hr
May 11, 5:11 PM CDTFlash Flood WarningMOBGeorge, Perry, Stone6 hr
May 11, 5:46 PM CDTSevere Thunderstorm WarningMOBStone44 min
May 11, 6:22 PM CDTFlash Flood Warning EmergencyMOBStone6 hr
May 11, 6:35 PM CDTSpecial Weather StatementMOBStone40 min

Nearby

Special Weather Statements in Alabama, 2019Every special weather statement in 2019

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.