Alert archive / Iowa / Mesoscale Discussions in 2017

Mesoscale Discussion 745

May 16, 20174 states

The Storm Prediction Center issued this mesoscale discussion at May 16, 2017, 11:48 PM CDT for 4 states. It was in force for 117 min.

The area

The outline as issued.

The facts

Issued
May 16, 2017, 11:48 PM CDT (04:48 UTC)
Expired
May 17, 2017, 1:45 AM CDT
In force
117 min
Issued by
the Storm Prediction Center
All 66 counties

Adair County, IA, Allamakee County, IA, Black Hawk County, IA, Boone County, IA, Bremer County, IA, Butler County, IA, Cerro Gordo County, IA, Chickasaw County, IA, Clarke County, IA, Dallas County, IA, Decatur County, IA, Fayette County, IA, Floyd County, IA, Franklin County, IA, Grundy County, IA, Hamilton County, IA, Hardin County, IA, Howard County, IA, Jasper County, IA, Lucas County, IA, Madison County, IA, Marion County, IA, Marshall County, IA, Mitchell County, IA, Polk County, IA, Poweshiek County, IA, Ringgold County, IA, Story County, IA, Tama County, IA, Union County, IA, Warren County, IA, Wayne County, IA, Winneshiek County, IA, Worth County, IA, Dodge County, MN, Fillmore County, MN, Houston County, MN, Mower County, MN, Olmsted County, MN, Steele County, MN, Wabasha County, MN, Winona County, MN, Worth County, MO, Adams County, WI, Buffalo County, WI, Clark County, WI, Eau Claire County, WI, Forest County, WI, Jackson County, WI, Juneau County, WI, La Crosse County, WI, Langlade County, WI, Lincoln County, WI, Marathon County, WI, Marinette County, WI, Menominee County, WI, Monroe County, WI, Oconto County, WI, Oneida County, WI, Portage County, WI, Shawano County, WI, Taylor County, WI, Trempealeau County, WI, Vernon County, WI, Waupaca County, WI, Wood County, WI

The radar

The La Crosse radar (KARX), 55 km from the middle of the area, began a volume at 04:49 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 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>

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 16, 7:31 PM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Benton, Black Hawk, Boone and 59 more59 min
May 16, 8:46 PM CDTSevere Thunderstorm WatchSPCAllamakee, Black Hawk, Boone, Bremer, Butler, Cerro Gordo and 29 more5 hr
May 16, 9:43 PM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Calhoun, Carroll, Cass and 16 more62 min
May 17, 11:39 AM CDTMesoscale DiscussionSPCAdair, Adams, Appanoose, Audubon, Boone, Carroll and 28 more66 min
May 17, 12:08 PM CDTTornado WatchSPCAdair, Adams, Appanoose, Audubon, Black Hawk, Boone and 64 more7 hr
May 17, 12:23 PM CDTMesoscale DiscussionSPCAllamakee, Clayton97 min
May 17, 2:25 PM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Boone, Calhoun, Carroll and 32 more65 min
May 17, 2:38 PM CDTMesoscale DiscussionSPCAllamakee, Benton, Black Hawk, Bremer, Buchanan, Butler and 15 more97 min
May 17, 3:13 PM CDTTornado WatchSPCAllamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more9 hr
May 17, 3:24 PM CDTMesoscale DiscussionSPCBenton, Buchanan, Cedar, Clinton, Davis, Delaware and 17 more66 min
May 17, 3:44 PM CDTTornado WatchSPCBenton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more9 hr
May 17, 6:05 PM CDTMesoscale DiscussionSPCAllamakee, Benton, Black Hawk, Bremer, Buchanan, Cedar and 18 more55 min
May 16, 9:14 PM CDTMesoscale DiscussionSPCWabasha61 min
May 17, 2:53 PM CDTTornado WatchSPCBlue Earth, Brown, Cottonwood, Dakota, Faribault, Freeborn and 16 more6 hr
May 16, 9:47 PM CDTSevere Thunderstorm WatchSPCAdams, Buffalo, Clark, Jackson, Juneau, La Crosse and 14 more5 hr
May 17, 6:31 PM CDTMesoscale DiscussionSPCAdams, Chippewa, Clark, Columbia, Dodge, Eau Claire and 17 more89 min

Nearby

Mesoscale Discussions in Iowa, 2017Mesoscale Discussions in Wisconsin, 2017Mesoscale Discussions in Minnesota, 2017Every mesoscale discussion in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.