Alert archive / Missouri / Flood Watches in 2008

Flood Watch 5, NWS Kansas City, MO

April 17, 200812 counties in Missouri; Atchison County, Doniphan County, Kansas

NWS Kansas City, MO issued this flood watch at Apr 17, 2008, 4:14 AM CDT for 12 counties in Missouri; Atchison County, Doniphan County, Kansas. It took effect at Apr 17, 2008, 7:00 PM CDT. It was in force for 37 min.

The area

The counties it named.

The facts

Issued
Apr 17, 2008, 4:14 AM CDT (09:14 UTC)
In effect from
Apr 17, 2008, 7:00 PM CDT
Expired
Apr 17, 2008, 7:37 PM CDT
In force
37 min
Issued by
NWS Kansas City, MO
Flood severity
None

Counties Atchison County, KS, Doniphan County, KS, Andrew County, MO, Atchison County, MO, Buchanan County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Harrison County, MO, Holt County, MO, Mercer County, MO, Nodaway County, MO, Putnam County, MO, Worth County, MO

The radar

The Pleasant Hill radar (KEAX), 147 km from the middle of the area, began a volume at 09:16 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

Topeka, KS (KTOP), launched 00:00Z, 9.2 hours before the alert went out and 157 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, Topeka, KS at 00:00Z on 2008-04-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 joules per kilogram.LCLEL10008507005003002001001 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, Topeka, KS at 00:00Z on 2008-04-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 square meters per square second.1939587897Sfc1 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
6 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
1738 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
122 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 flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Kansas City, MO wrote its last area forecast discussion before this flood watch went out at Apr 17, 12:08 AM CDT, 4 hours 6 minutes earlier.

Area forecast discussion, Apr 17, 12:08 AM CDT, 4 hours 6 minutes before
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Hazardous weather outlook, Apr 16, 12:57 PM CDT, 15 hours 17 minutes before
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      <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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The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 17, 3:17 PM CDTSevere Thunderstorm WarningEAXJackson28 min
Apr 17, 3:43 PM CDTSevere Thunderstorm WarningEAXClay, Jackson, Ray32 min
Apr 17, 4:14 PM CDTSevere Thunderstorm WarningEAXCaldwell, Clay, Ray15 min

Nearby

Flood Watches in Missouri, 2008Flood Watches in Kansas, 2008Every flood watch in 2008

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.