Alert archive / Kansas / Areal Flood Warnings in 2016

Areal Flood Warning 22, NWS Topeka, KS

September 9, 2016Anderson County, Coffey County, Kansas

NWS Topeka, KS issued this areal flood warning at Sep 9, 2016, 1:24 AM CDT for Anderson County, Coffey County, Kansas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 9, 2016, 1:24 AM CDT (06:24 UTC)
Expired
Sep 9, 2016, 4:30 AM CDT
In force
3 hr
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Flood severity
None

Counties Anderson County, KS, Coffey County, KS

The radar

The Topeka radar (KTWX), 106 km from the middle of the area, began a volume at 06:26 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

Springfield, MO (KSGF), launched 00:00Z, 6.4 hours before the alert went out and 211 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, Springfield, MO at 00:00Z on 2016-09-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 425 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, Springfield, MO at 00:00Z on 2016-09-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 square meters per square second.1939Sfc1 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
425 J/kg
Mixed-layer CIN
-107 J/kg
Mixed-layer LCL
1214 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
220 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Topeka, KS wrote its last area forecast discussion before this areal flood warning went out at Sep 8, 6:21 PM CDT, 7 hours 3 minutes earlier.

Area forecast discussion, Sep 8, 6:21 PM CDT, 7 hours 3 minutes before
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Hazardous weather outlook, Sep 8, 3:29 PM CDT, 9 hours 55 minutes before
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<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 Topeka, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 8, 9:17 PM CDTSpecial Weather StatementTOPLyon28 min
Sep 8, 9:43 PM CDTSpecial Weather StatementTOPCoffey32 min
Sep 8, 10:20 PM CDTSpecial Weather StatementTOPCoffey25 min
Sep 8, 11:11 PM CDTAreal Flood AdvisoryTOPCoffey2 hr
Sep 8, 11:24 PM CDTSpecial Weather StatementTOPAnderson36 min
Sep 9, 2:27 AM CDTRiver Flood WarningTOPAnderson, Franklin47 hr
Sep 9, 4:55 AM CDTAreal Flood WarningTOPAnderson, Coffey3 hr
Sep 9, 8:25 AM CDTRiver Flood WarningTOPLyon4 days
Sep 9, 8:25 AM CDTRiver Flood WarningTOPLyon3 days
Sep 9, 6:05 PM CDTSpecial Weather StatementTOPDickinson25 min
Sep 9, 6:30 PM CDTSpecial Weather StatementTOPMorris30 min

Nearby

Areal Flood Warnings in Kansas, 2016Every areal flood warning in 2016

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.