Alert archive / Kansas / Flash Flood Watches in 2009

Flash Flood Watch 5, NWS Wichita, KS

September 8, 200914 counties in Kansas

NWS Wichita, KS issued this flash flood watch at Sep 8, 2009, 3:24 PM CDT for 14 counties in Kansas. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued: Sep 8, 2009, 3:24 PM CDT (20:24 UTC)
Expired: Sep 9, 2009, 11:56 AM CDT
In force: 21 hr
Issued by: NWS Wichita, KS
Flood severity: None

Counties Allen County, KS, Butler County, KS, Chautauqua County, KS, Cowley County, KS, Elk County, KS, Greenwood County, KS, Kingman County, KS, Labette County, KS, Montgomery County, KS, Neosho County, KS, Sedgwick County, KS, Sumner County, KS, Wilson County, KS, Woodson County, KS

The radar

The Wichita radar (KICT), 99 km from the middle of the area, began a volume at 20:26 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

Lamont, OK (KLMN), launched 12:00Z, 8.4 hours before the alert went out and 143 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 767 J/kg
Mixed-layer CIN: -125 J/kg
Mixed-layer LCL: 1454 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 56 m²/s²
0-3 km storm-relative helicity: 86 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 flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Wichita, KS wrote its last area forecast discussion before this flash flood watch went out at Sep 8, 3:14 PM CDT, 10 minutes earlier.

Area forecast discussion, Sep 8, 3:14 PM CDT, 10 minutes before

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Hazardous weather outlook, Sep 8, 11:06 AM CDT, 4 hours 18 minutes before

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In the hours before

Local storm report, Sep 8, 11:50 AM CDT, 3 hours 34 minutes before

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Local storm report, Sep 8, 11:53 AM CDT, 3 hours 31 minutes before

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Local storm report, Sep 8, 11:57 AM CDT, 3 hours 27 minutes before

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Local storm report, Sep 8, 11:59 AM CDT, 3 hours 25 minutes before

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Local storm report, Sep 8, 1:09 PM CDT, 2 hours 15 minutes before

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Local storm report, Sep 8, 2:22 PM CDT, 1 hour 2 minutes before

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The office that day

Everything else NWS Wichita, KS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 8, 4:25 AM CDT	Areal Flood Warning	ICT	Butler, Cowley, Sedgwick	6 hr
Sep 8, 5:32 AM CDT	Areal Flood Warning	ICT	Sumner	5 hr
Sep 8, 5:44 AM CDT	Flash Flood Warning	ICT	Butler, Cowley, Sedgwick	7 hr
Sep 8, 7:16 AM CDT	Areal Flood Warning	ICT	Kingman	5 hr
Sep 8, 8:25 AM CDT	Areal Flood Warning	ICT	Sedgwick	6 hr
Sep 8, 9:09 AM CDT	River Flood Warning	ICT	Sedgwick	47 hr
Sep 8, 1:01 PM CDT	Areal Flood Warning	ICT	Butler, Sedgwick	20 hr
Sep 8, 2:11 PM CDT	River Flood Warning	ICT	Sedgwick	2 hr
Sep 8, 2:11 PM CDT	River Flood Warning	ICT	Sedgwick, Sumner	7 hr
Sep 8, 3:28 PM CDT	Areal Flood Warning	ICT	Greenwood	7 hr
Sep 8, 5:43 PM CDT	Areal Flood Warning	ICT	Woodson	7 hr
Sep 8, 6:52 PM CDT	Areal Flood Warning	ICT	Wilson	5 hr

Nearby

Flash Flood Watches in Kansas, 2009 Every flash flood watch in 2009

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.