Alert archive / Iowa / Flash Flood Watches in 2014

Flash Flood Watch 16, NWS Des Moines, IA

September 9, 201451 counties in Iowa

NWS Des Moines, IA issued this flash flood watch at Sep 9, 2014, 3:56 AM CDT for 51 counties in Iowa. It took effect at Sep 9, 2014, 7:00 PM CDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued: Sep 9, 2014, 3:56 AM CDT (08:56 UTC)
In effect from: Sep 9, 2014, 7:00 PM CDT
Expired: Sep 10, 2014, 4:13 AM CDT
In force: 9 hr
Issued by: NWS Des Moines, IA
Flood severity: None

All 51 counties

Adair County, IA, Adams County, IA, Appanoose County, IA, Audubon County, IA, Black Hawk County, IA, Boone County, IA, Bremer County, IA, Butler County, IA, Calhoun County, IA, Carroll County, IA, Cass County, IA, Cerro Gordo County, IA, Clarke County, IA, Crawford County, IA, Dallas County, IA, Davis County, IA, Decatur County, IA, Emmet County, IA, Franklin County, IA, Greene County, IA, Grundy County, IA, Guthrie County, IA, Hamilton County, IA, Hancock County, IA, Hardin County, IA, Humboldt County, IA, Jasper County, IA, Kossuth County, IA, Lucas County, IA, Madison County, IA, Mahaska County, IA, Marion County, IA, Marshall County, IA, Monroe County, IA, Palo Alto County, IA, Pocahontas County, IA, Polk County, IA, Poweshiek County, IA, Ringgold County, IA, Sac County, IA, Story County, IA, Tama County, IA, Taylor County, IA, Union County, IA, Wapello County, IA, Warren County, IA, Wayne County, IA, Webster County, IA, Winnebago County, IA, Worth County, IA, Wright County, IA

The radar

The Des Moines radar (KDMX), 23 km from the middle of the area, began a volume at 08:59 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.

What forecasters said that day

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

NWS Des Moines, IA wrote its last area forecast discussion before this flash flood watch went out at Sep 9, 12:00 AM CDT, 3 hours 56 minutes earlier.

Area forecast discussion, Sep 9, 12:00 AM CDT, 3 hours 56 minutes before

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Hazardous weather outlook, Sep 8, 3:57 PM CDT, 11 hours 59 minutes before

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  <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>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

Everything else NWS Des Moines, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 9, 12:51 PM CDT	Special Weather Statement	DMX	Union	54 min
Sep 9, 1:08 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Audubon, Cass, Guthrie	47 min
Sep 9, 1:33 PM CDT	Severe Thunderstorm Warning	DMX	Dallas, Madison	57 min
Sep 9, 2:13 PM CDT	Special Weather Statement	DMX	Polk	62 min
Sep 9, 4:34 PM CDT	Severe Thunderstorm Warning	DMX	Adams, Taylor, Union	41 min
Sep 9, 5:02 PM CDT	Severe Thunderstorm Warning	DMX	Adams, Ringgold, Taylor, Union	43 min
Sep 9, 5:05 PM CDT	Severe Thunderstorm Warning	DMX	Mahaska, Wapello	25 min
Sep 9, 5:41 PM CDT	Severe Thunderstorm Warning	DMX	Clarke, Decatur, Ringgold, Union	49 min
Sep 9, 6:18 PM CDT	Flash Flood Warning	DMX	Adams, Clarke, Decatur, Ringgold, Union	12 hr
Sep 9, 6:48 PM CDT	Flash Flood Warning	DMX	Clarke, Decatur, Lucas, Mahaska, Marion, Warren and 1 more	6 hr

Nearby

Flash Flood Watches in Iowa, 2014 Every flash flood watch in 2014

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.