Alert archive / Kansas / Heat Advisories in 2011

Heat Advisory 5, NWS Goodland, KS

July 31, 20115 counties in Kansas; Hitchcock County, Red Willow County, Nebraska

NWS Goodland, KS issued this heat advisory at Jul 31, 2011, 3:33 AM CDT for 5 counties in Kansas; Hitchcock County, Red Willow County, Nebraska. It took effect at Aug 1, 2011, 12:00 PM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued: Jul 31, 2011, 3:33 AM CDT (08:33 UTC)
In effect from: Aug 1, 2011, 12:00 PM CDT
Expired: Aug 1, 2011, 7:25 PM CDT
In force: 7 hr
Issued by: NWS Goodland, KS

Counties Decatur County, KS, Gove County, KS, Graham County, KS, Norton County, KS, Sheridan County, KS, Hitchcock County, NE, Red Willow County, NE

The radar

The Goodland radar (KGLD), 117 km from the middle of the area, began a volume at 08:32 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

Dodge City, (KDDC), launched 00:00Z, 8.6 hours before the alert went out and 213 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: 183 J/kg
Mixed-layer CIN: -24 J/kg
Mixed-layer LCL: 3116 m above ground
0-6 km bulk shear: 5 kt
0-1 km storm-relative helicity: -2 m²/s²
0-3 km storm-relative helicity: 17 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 heat advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Goodland, KS wrote its last area forecast discussion before this heat advisory went out at Jul 31, 12:00 AM CDT, 3 hours 33 minutes earlier.

Area forecast discussion, Jul 31, 12:00 AM CDT, 3 hours 33 minutes before

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Hazardous weather outlook, Jul 30, 9:52 PM CDT, 5 hours 41 minutes before

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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 Goodland, KS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 31, 2:13 PM CDT	Special Weather Statement	GLD	Graham	32 min
Jul 31, 2:51 PM CDT	Special Weather Statement	GLD	Graham	24 min
Jul 31, 2:59 PM CDT	Severe Thunderstorm Warning	GLD	Graham	20 min
Jul 31, 3:24 PM CDT	Special Weather Statement	GLD	Graham	6 min
Jul 31, 3:27 PM CDT	Special Weather Statement	GLD	Gove	18 min
Jul 31, 3:55 PM CDT	Special Weather Statement	GLD	Graham	35 min

Nearby

Heat Advisories in Kansas, 2011 Heat Advisories in Nebraska, 2011 Every heat advisory in 2011

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.