Alert archive / Kansas / Areal Flood Warnings in 2010

Areal Flood Warning 21, NWS Wichita, KS

May 25, 2010Harper County, Kansas

NWS Wichita, KS issued this areal flood warning at May 25, 2010, 2:25 AM CDT for Harper County, Kansas. It was in force for 9 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: May 25, 2010, 2:25 AM CDT (07:25 UTC)
Expired: May 25, 2010, 11:15 AM CDT
In force: 9 hr
Issued by: NWS Wichita, KS
Area: Storm-based polygon
Flood severity: None

County Harper County, KS

The radar

The Vance AFB radar (KVNX), 50 km from the middle of the area, began a volume at 07:25 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 00:00Z, 7.4 hours before the alert went out and 83 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: 727 J/kg
Mixed-layer CIN: -107 J/kg
Mixed-layer LCL: 1632 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 72 m²/s²
0-3 km storm-relative helicity: 95 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.9

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 Wichita, KS wrote its last area forecast discussion before this areal flood warning went out at May 24, 11:52 PM CDT, 2 hours 33 minutes earlier.

Area forecast discussion, May 24, 11:52 PM CDT, 2 hours 33 minutes before

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Hazardous weather outlook, May 25, 1:01 AM CDT, 1 hour 24 minutes before

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In the hours before

Local storm report, May 24, 9:30 PM CDT, 4 hours 55 minutes before

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Local storm report, May 24, 9:36 PM CDT, 4 hours 49 minutes before

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Special weather statement, May 24, 9:45 PM CDT, 4 hours 40 minutes before

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Special weather statement, May 25, 1:38 AM CDT, 47 minutes before

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Special weather statement, May 25, 2:11 AM CDT, 14 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
May 24, 8:41 PM CDT	Severe Thunderstorm Warning	ICT	Russell	18 min
May 24, 8:51 PM CDT	Severe Thunderstorm Warning	ICT	Harper, Kingman	54 min
May 24, 9:19 PM CDT	Severe Thunderstorm Warning	ICT	Harper, Kingman	44 min
May 25, 12:32 AM CDT	Areal Flood Warning	ICT	Sumner	5 hr
May 25, 5:24 AM CDT	Areal Flood Warning	ICT	Sumner	5 hr
May 25, 6:29 AM CDT	River Flood Warning	ICT	Sumner	19 hr

Nearby

Areal Flood Warnings in Kansas, 2010 Every areal flood warning 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.