Alert archive / Wisconsin / Flash Flood Watches in 2018

Flash Flood Watch 6, NWS La Crosse, WI

September 19, 201811 counties in Wisconsin; 8 counties in Iowa; 7 counties in Minnesota

NWS La Crosse, WI issued this flash flood watch at Sep 19, 2018, 4:10 AM CDT for 11 counties in Wisconsin; 8 counties in Iowa; 7 counties in Minnesota. It took effect at Sep 19, 2018, 7:00 PM CDT. It was in force for 17 hr.

The area

The counties it named.

The facts

Issued
Sep 19, 2018, 4:10 AM CDT (09:10 UTC)
In effect from
Sep 19, 2018, 7:00 PM CDT
Expired
Sep 20, 2018, 12:06 PM CDT
In force
17 hr
Issued by
NWS La Crosse, WI
Flood severity
None
All 26 counties

Allamakee County, IA, Chickasaw County, IA, Clayton County, IA, Fayette County, IA, Floyd County, IA, Howard County, IA, Mitchell County, IA, Winneshiek County, IA, Dodge County, MN, Fillmore County, MN, Houston County, MN, Mower County, MN, Olmsted County, MN, Wabasha County, MN, Winona County, MN, Adams County, WI, Buffalo County, WI, Crawford County, WI, Grant County, WI, Jackson County, WI, Juneau County, WI, La Crosse County, WI, Monroe County, WI, Richland County, WI, Trempealeau County, WI, Vernon County, WI

The radar

The La Crosse radar (KARX), 37 km from the middle of the area, began a volume at 09:11 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 La Crosse, WI wrote its last area forecast discussion before this flash flood watch went out at Sep 19, 3:59 AM CDT, 11 minutes earlier.

Area forecast discussion, Sep 19, 3:59 AM CDT, 11 minutes before
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Hazardous weather outlook, Sep 18, 3:52 PM CDT, 12 hours 18 minutes before
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In the hours before

Special weather statement, Sep 19, 1:05 AM CDT, 3 hours 5 minutes before
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Special weather statement, Sep 19, 4:02 AM CDT, 8 minutes before
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</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.
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The office that day

Everything else NWS La Crosse, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 19, 8:53 AM CDTSpecial Weather StatementARXChickasaw, Fayette, Howard, Winneshiek52 min

Nearby

Flash Flood Watches in Wisconsin, 2018Flash Flood Watches in Iowa, 2018Flash Flood Watches in Minnesota, 2018Every flash flood watch 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; radar from the NEXRAD Level II archive.