Alert archive / Alabama / Special Weather Statements in 2018

Special Weather Statement, NWS Mobile, AL

February 10, 2018Baldwin County, Mobile County, Alabama

NWS Mobile, AL issued this special weather statement at Feb 10, 2018, 7:44 AM CST for Baldwin County, Mobile County, Alabama. It was in force for 91 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
Feb 10, 2018, 7:44 AM CST (13:44 UTC)
Expired
Feb 10, 2018, 9:15 AM CST
In force
91 min
Issued by
NWS Mobile, AL

Counties Baldwin County, AL, Mobile County, AL

The radar

The Mobile radar (KMOB), 17 km from the middle of the area, began a volume at 13:45 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 12:00Z, 1.7 hours before the alert went out and 142 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 12:00Z on 2018-02-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 370 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, Slidell Radar S, LA at 12:00Z on 2018-02-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 158 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
370 J/kg
Mixed-layer CIN
-35 J/kg
Mixed-layer LCL
544 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
158 m²/s²
0-3 km storm-relative helicity
221 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

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 Feb 10, 6:54 AM CST, 50 minutes earlier.

Area forecast discussion, Feb 10, 6:54 AM CST, 50 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, Feb 10, 6:03 AM CST, 1 hour 41 minutes before
Hazardous Weather Outlook
National Weather Service Mobile AL
603 AM CST Sat Feb 10 2018

ALZ051>060-261>264-FLZ201-203-205-MSZ067-075-076-078-079-111215-
Choctaw-Washington-Clarke-Wilcox-Monroe-Conecuh-Butler-Crenshaw-
Escambia-Covington-Mobile Inland-Baldwin Inland-Mobile Central-
Baldwin Central-Escambia Inland-Santa Rosa Inland-Okaloosa Inland-
Wayne-Perry-Greene-Stone-George-
603 AM CST Sat Feb 10 2018

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

.DAY ONE...Today and Tonight

Periods of rain today, with isolated strong to severe storms
possible with damaging wind and brief tornadoes possible over the
entire area today, especially from mid morning through mid
afternoon. Locally heavy rainfall will also be possible today,
especially over interior southeast Mississippi and southwest
Alabama to the west of I-65. Minor flooding of area rivers and
localized nuisance type flooding of poor drainage and small creeks
possible.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Periods of rain with isolated strong to severe storms possible
with damaging wind and brief tornadoes possible over the entire
again on Sunday. Locally heavy rainfall will also again be
possible on Sunday, over the entire area. Minor flooding of area
rivers and isolated flash flooding will be possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

ALZ265-266-FLZ202-204-206-111215-
Mobile Coastal-Baldwin Coastal-Escambia Coastal-
Santa Rosa Coastal-Okaloosa Coastal-
603 AM CST Sat Feb 10 2018

This Hazardous Weather Outlook is for portions of southwest
Alabama and northwest Florida.

.DAY ONE...Today and Tonight

Periods of rain today, with isolated strong to severe storms
possible, especially from mid morning through mid afternoon.
Damaging wind and brief tornadoes the primary threats. Areas of
fog possible likely this morning, and again tonight.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Periods of rain today, with isolated strong to severe storms
again possible on Sunday. Damaging wind and brief tornadoes the
primary threats. Areas of fog possible likely again early Sunday
morning, and again possible Sunday night and Monday night.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

GMZ630>636-650-655-670-675-111215-
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-
603 AM CST Sat Feb 10 2018

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

.DAY ONE...Today and Tonight

Widespread rains, some locally heavy, with some strong storms and
locally heavy rainfall will be possible over the marine area today
and tonight. Winds and seas higher near showers and storms. Areas
of fog also possible near shores. Rain and fog occasionally
lowering visibility below 1 miles through tonight.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Widespread rains, some locally heavy, with some strong storms and
locally heavy rainfall will continue over the marine area Sunday
and into Monday. Winds and seas higher near showers and storms.
Areas of fog also possible near shores. Rain and fog occasionally
lowering visibility below 1 mile Sunday into Monday.

In the hours before

Special weather statement, Feb 10, 7:44 AM CST, 0 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>

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 9, 9:21 PM CSTMarine Dense Fog AdvisoryMOB13 hr
Feb 10, 11:20 AM CSTSpecial Marine WarningMOB40 min
Feb 10, 11:57 AM CSTSpecial Marine WarningMOB48 min
Feb 10, 12:36 PM CSTSpecial Marine WarningMOB54 min
Feb 10, 12:44 PM CSTSpecial Marine WarningMOB31 min
Feb 10, 12:56 PM CSTTornado WarningMOBBaldwin27 min
Feb 10, 1:00 PM CSTSpecial Weather StatementMOBBaldwin30 min
Feb 10, 1:29 PM CSTSpecial Marine WarningMOB61 min
Feb 10, 2:17 PM CSTSpecial Weather StatementMOBBaldwin43 min
Feb 10, 2:31 PM CSTSpecial Marine WarningMOB59 min
Feb 10, 2:50 PM CSTSpecial Marine WarningMOB55 min
Feb 10, 2:53 PM CSTSpecial Weather StatementMOBBaldwin, Escambia52 min
Feb 10, 3:30 PM CSTSpecial Marine WarningMOB60 min
Feb 10, 3:33 PM CSTSpecial Weather StatementMOBEscambia42 min
Feb 10, 4:10 PM CSTSpecial Weather StatementMOBConecuh, Escambia50 min
Feb 10, 4:30 PM CSTSpecial Marine WarningMOB60 min
Feb 10, 4:45 PM CSTSpecial Weather StatementMOBWashington45 min
Feb 10, 4:48 PM CSTMarine Dense Fog AdvisoryMOB15 hr
Feb 10, 4:49 PM CSTSevere Thunderstorm WarningMOBWashington41 min
Feb 10, 5:10 PM CSTTornado WarningMOBWashington35 min
Feb 10, 5:41 PM CSTSevere Thunderstorm WarningMOBChoctaw, Clarke, Washington49 min
Feb 10, 4:15 PM CSTSpecial Weather StatementMOBGreene45 min
Feb 10, 4:23 PM CSTSpecial Weather StatementMOBPerry, Stone37 min
Feb 10, 5:52 PM CSTSpecial Weather StatementMOBGreene38 min

Nearby

Special Weather Statements in Alabama, 2018Every special weather statement in 2018

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.