Alert archive / Kansas / Frost Advisories in 2010

Frost Advisory 1, NWS Topeka, KS

May 7, 201010 counties in Kansas

NWS Topeka, KS issued this frost advisory at May 7, 2010, 3:51 PM CDT for 10 counties in Kansas. It took effect at May 8, 2010, 4:00 AM CDT. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
May 7, 2010, 3:51 PM CDT (20:51 UTC)
In effect from
May 8, 2010, 4:00 AM CDT
Expired
May 8, 2010, 7:19 AM CDT
In force
3 hr
Issued by
NWS Topeka, KS

Counties Clay County, KS, Cloud County, KS, Dickinson County, KS, Geary County, KS, Marshall County, KS, Ottawa County, KS, Pottawatomie County, KS, Republic County, KS, Riley County, KS, Washington County, KS

The radar

The Topeka radar (KTWX), 84 km from the middle of the area, began a volume at 20:49 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 nearest sounding before it

Omaha, NE (KOAX), launched 12:00Z, 8.9 hours before the alert went out and 223 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, Omaha, NE at 12:00Z on 2010-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Omaha, NE at 12:00Z on 2010-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -45 square meters per square second.1939587897117136Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
606 m above ground
0-6 km bulk shear
79 kt
0-1 km storm-relative helicity
-45 m²/s²
0-3 km storm-relative helicity
126 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this frost advisory 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 frost advisory went out at May 7, 3:48 PM CDT, 3 minutes earlier.

Area forecast discussion, May 7, 3:48 PM CDT, 3 minutes before
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Hazardous weather outlook, May 7, 4:49 AM CDT, 11 hours 2 minutes before
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In the hours before

Local storm report, May 7, 10:06 AM CDT, 5 hours 45 minutes before
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  <link rel="stylesheet" href="index.css">
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<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 Topeka, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 6, 9:00 PM CDTSevere Thunderstorm WarningTOPDickinson45 min
May 6, 9:42 PM CDTSevere Thunderstorm WarningTOPDickinson, Geary, Morris48 min
May 6, 9:43 PM CDTSevere Thunderstorm WarningTOPDickinson, Geary, Pottawatomie, Riley47 min
May 6, 10:09 PM CDTTornado WarningTOPMorris39 min
May 6, 10:27 PM CDTSevere Thunderstorm WarningTOPJackson, Nemaha, Pottawatomie21 min
May 6, 10:33 PM CDTSevere Thunderstorm WarningTOPRepublic42 min
May 6, 10:34 PM CDTSevere Thunderstorm WarningTOPLyon, Morris, Osage, Wabaunsee41 min
May 6, 11:07 PM CDTSevere Thunderstorm WarningTOPClay, Cloud, Republic, Washington38 min
May 6, 11:13 PM CDTSevere Thunderstorm WarningTOPCoffey, Lyon, Osage30 min
May 6, 11:16 PM CDTSevere Thunderstorm WarningTOPClay, Cloud, Republic, Washington44 min
May 6, 11:42 PM CDTSevere Thunderstorm WarningTOPClay, Marshall, Nemaha, Pottawatomie, Riley, Washington48 min
May 6, 11:46 PM CDTSevere Thunderstorm WarningTOPCloud, Republic44 min
May 7, 12:12 AM CDTSevere Thunderstorm WarningTOPClay, Cloud, Republic, Washington48 min
May 7, 12:30 AM CDTSevere Thunderstorm WarningTOPJackson, Jefferson, Nemaha, Pottawatomie45 min
May 7, 12:31 AM CDTSevere Thunderstorm WarningTOPCloud, Republic29 min
May 7, 12:35 AM CDTSevere Thunderstorm WarningTOPClay25 min
May 7, 12:49 AM CDTSevere Thunderstorm WarningTOPClay, Geary, Marshall, Pottawatomie, Riley, Wabaunsee and 1 more41 min
May 7, 1:30 AM CDTSevere Thunderstorm WarningTOPJackson, Pottawatomie30 min
May 7, 1:38 AM CDTSevere Thunderstorm WarningTOPPottawatomie, Riley37 min
May 7, 1:55 AM CDTSevere Thunderstorm WarningTOPJackson, Jefferson36 min

Nearby

Frost Advisories in Kansas, 2010Every frost advisory in 2010

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.