Alert archive / Alabama / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 83, NWS Birmingham, AL

March 26, 2023Marengo County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Mar 26, 2023, 7:14 AM CDT for Marengo County, Alabama. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Mar 26, 2023, 7:14 AM CDT (12:14 UTC)
Expired: Mar 26, 2023, 8:02 AM CDT
In force: 48 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Marengo County, AL

The radar

The Birmingham radar (KBMX), 140 km from the middle of the area, began a volume at 12:18 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 26, 12:59 AM CDT	Severe Thunderstorm Watch	SPC	7 hr
Mar 26, 6:34 AM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 0.2 hours before the alert went out and 216 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1834 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 6 m²/s²
0-3 km storm-relative helicity: 123 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.4

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Birmingham, AL wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 26, 7:05 AM CDT, 9 minutes earlier.

Area forecast discussion, Mar 26, 7:05 AM CDT, 9 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, Mar 26, 4:19 AM CDT, 2 hours 55 minutes before

Hazardous Weather Outlook
National Weather Service Birmingham AL
419 AM CDT Sun Mar 26 2023

ALZ011>015-017>050-271230-
Marion-Lamar-Fayette-Winston-Walker-Blount-Etowah-Calhoun-Cherokee-
Cleburne-Pickens-Tuscaloosa-Jefferson-Shelby-St. Clair-Talladega-
Clay-Randolph-Sumter-Greene-Hale-Perry-Bibb-Chilton-Coosa-Tallapoosa-
Chambers-Marengo-Dallas-Autauga-Lowndes-Elmore-Montgomery-Macon-
Bullock-Lee-Russell-Pike-Barbour-
419 AM CDT Sun Mar 26 2023

This Hazardous Weather Outlook is for the counties served by the
National Weather Service office in Birmingham.

.DAY ONE...Outlook through Tonight.

Severe storms are possible through tonight, with several rounds of
storms possible. Primary threats include large hail, damaging winds
up to 60 mph, and localized flash flooding. A couple tornadoes are
possible, beginning this afternoon, across the southern half of
Central Alabama.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

The potential for severe storms will continue through early Monday
morning, possibly as late as 8am, for locations south of I-85. Threats
include large hail, damaging winds up to 60 mph, isolated flash
flooding, and a couple tornadoes.

.SPOTTER INFORMATION STATEMENT...

Activation of storm spotters and emergency management may be needed
through Monday morning.

In the hours before

Local storm report, Mar 26, 5:30 AM CDT, 1 hour 44 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, Mar 26, 5:33 AM CDT, 1 hour 41 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, Mar 26, 5:48 AM CDT, 1 hour 26 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, Mar 26, 5:51 AM CDT, 1 hour 23 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, Mar 26, 6:54 AM CDT, 20 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, Mar 26, 7:10 AM CDT, 4 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 Birmingham, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 26, 12:48 AM CDT	Special Weather Statement	BMX	Coosa	27 min
Mar 26, 12:52 AM CDT	Severe Thunderstorm Warning	BMX	Coosa, Elmore, Tallapoosa	36 min
Mar 26, 1:23 AM CDT	Severe Thunderstorm Warning	BMX	Tallapoosa	23 min
Mar 26, 1:40 AM CDT	Severe Thunderstorm Warning	BMX	Chambers	29 min
Mar 26, 2:08 AM CDT	Special Weather Statement	BMX	Elmore	37 min
Mar 26, 2:15 AM CDT	Severe Thunderstorm Warning	BMX	Coosa, Elmore, Tallapoosa	45 min
Mar 26, 2:22 AM CDT	Severe Thunderstorm Warning	BMX	Autauga, Chilton	38 min
Mar 26, 2:46 AM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Chambers, Tallapoosa	44 min
Mar 26, 2:50 AM CDT	Severe Thunderstorm Warning	BMX	Autauga, Chilton, Coosa, Elmore	55 min
Mar 26, 2:51 AM CDT	Severe Thunderstorm Warning	BMX	Bibb, Perry	39 min
Mar 26, 3:00 AM CDT	Special Weather Statement	BMX	Chilton	45 min
Mar 26, 3:22 AM CDT	Severe Thunderstorm Warning	BMX	Clay, Coosa, Tallapoosa	44 min
Mar 26, 3:25 AM CDT	Severe Thunderstorm Warning	BMX	Chilton	33 min
Mar 26, 3:28 AM CDT	Severe Thunderstorm Warning	BMX	Chambers	17 min
Mar 26, 3:32 AM CDT	Severe Thunderstorm Warning	BMX	Tallapoosa	33 min
Mar 26, 3:49 AM CDT	Severe Thunderstorm Warning	BMX	Coosa	56 min
Mar 26, 3:57 AM CDT	Severe Thunderstorm Warning	BMX	Bibb	48 min
Mar 26, 4:04 AM CDT	Severe Thunderstorm Warning	BMX	Chambers, Randolph, Tallapoosa	35 min
Mar 26, 4:07 AM CDT	Severe Thunderstorm Warning	BMX	Marengo, Sumter	53 min
Mar 26, 4:22 AM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Chilton	38 min
Mar 26, 4:25 AM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Tallapoosa	35 min
Mar 26, 4:29 AM CDT	Severe Thunderstorm Warning	BMX	Greene, Hale, Perry	76 min
Mar 26, 4:34 AM CDT	Special Weather Statement	BMX	Shelby	41 min
Mar 26, 4:44 AM CDT	Severe Thunderstorm Warning	BMX	Coosa, Shelby, Talladega	46 min
Mar 26, 4:58 AM CDT	Severe Thunderstorm Warning	BMX	Sumter	47 min
Mar 26, 5:00 AM CDT	Severe Thunderstorm Warning	BMX	Chambers, Tallapoosa	45 min
Mar 26, 5:20 AM CDT	Severe Thunderstorm Warning	BMX	Dallas, Hale, Marengo, Perry	40 min
Mar 26, 5:23 AM CDT	Severe Thunderstorm Warning	BMX	Clay, Coosa, Talladega	52 min
Mar 26, 5:34 AM CDT	Severe Thunderstorm Warning	BMX	Autauga, Chilton, Dallas	56 min
Mar 26, 5:45 AM CDT	Severe Thunderstorm Warning	BMX	Greene, Hale, Marengo	45 min
Mar 26, 5:53 AM CDT	Severe Thunderstorm Warning	BMX	Dallas, Perry	67 min
Mar 26, 6:06 AM CDT	Areal Flood Advisory	BMX	Autauga, Bibb, Chambers, Chilton, Clay, Coosa and 9 more	5 hr
Mar 26, 6:10 AM CDT	Severe Thunderstorm Warning	BMX	Chilton, Coosa, Elmore	50 min
Mar 26, 6:32 AM CDT	Severe Thunderstorm Warning	BMX	Elmore	58 min
Mar 26, 6:57 AM CDT	Severe Thunderstorm Warning	BMX	Coosa, Tallapoosa	48 min
Mar 26, 6:58 AM CDT	Severe Thunderstorm Warning	BMX	Autauga, Dallas, Lowndes	49 min
Mar 26, 7:43 AM CDT	Special Weather Statement	BMX	Chambers	47 min
Mar 26, 7:45 AM CDT	Special Weather Statement	BMX	Elmore	45 min
Mar 26, 9:32 AM CDT	Special Weather Statement	BMX	Marengo	43 min
Mar 26, 10:13 AM CDT	Flood Watch	BMX	Autauga, Barbour, Bibb, Bullock, Calhoun, Chambers and 25 more	27 hr
Mar 26, 11:01 AM CDT	Severe Thunderstorm Warning	BMX	Dallas	27 min
Mar 26, 11:07 AM CDT	Special Weather Statement	BMX	Elmore	38 min
Mar 26, 12:31 PM CDT	Special Weather Statement	BMX	Lowndes	44 min
Mar 26, 3:14 PM CDT	Special Weather Statement	BMX	Bullock	31 min
Mar 26, 3:15 PM CDT	River Flood Warning	BMX	Elmore, Montgomery	4 days
Mar 26, 3:26 PM CDT	Special Weather Statement	BMX	Russell	49 min
Mar 26, 3:30 PM CDT	Severe Thunderstorm Warning	BMX	Russell	30 min
Mar 26, 3:46 PM CDT	Severe Thunderstorm Warning	BMX	Barbour, Russell	29 min
Mar 26, 4:15 PM CDT	Special Weather Statement	BMX	Bullock	45 min
Mar 26, 5:19 PM CDT	Special Weather Statement	BMX	Macon, Montgomery	41 min
Mar 26, 5:28 PM CDT	Severe Thunderstorm Warning	BMX	Elmore, Macon, Montgomery	47 min
Mar 26, 5:32 PM CDT	Special Weather Statement	BMX	Marengo	58 min
Mar 26, 5:43 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Lee, Macon, Tallapoosa	62 min
Mar 26, 5:45 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Tallapoosa	33 min
Mar 26, 5:46 PM CDT	Severe Thunderstorm Warning	BMX	Greene, Sumter	74 min
Mar 26, 6:10 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Sumter	65 min
Mar 26, 6:16 PM CDT	Severe Thunderstorm Warning	BMX	Chambers, Lee	44 min
Mar 26, 6:29 PM CDT	Severe Thunderstorm Warning	BMX	Chambers, Tallapoosa	61 min
Mar 26, 6:59 PM CDT	Severe Thunderstorm Warning	BMX	Hale, Marengo	50 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2023 Every severe thunderstorm warning in 2023

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.