Alert archive / Kansas / Excessive Heat Warnings in 2011

Excessive Heat Warning 2, NWS Hastings, NE

July 22, 2011Nuckolls County, Thayer County, Nebraska; 6 counties in Kansas

NWS Hastings, NE issued this excessive heat warning at Jul 22, 2011, 4:03 AM CDT for Nuckolls County, Thayer County, Nebraska; 6 counties in Kansas. It took effect at Jul 22, 2011, 12:00 PM CDT. It was in force for 33 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: Jul 22, 2011, 4:03 AM CDT (09:03 UTC)
In effect from: Jul 22, 2011, 12:00 PM CDT
Expired: Jul 23, 2011, 9:00 PM CDT
In force: 33 hr
Issued by: NWS Hastings, NE

Counties Jewell County, KS, Mitchell County, KS, Osborne County, KS, Phillips County, KS, Rooks County, KS, Smith County, KS, Nuckolls County, NE, Thayer County, NE

The radar

The Grand Island radar (KUEX), 67 km from the middle of the area, began a volume at 09:04 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, 9.1 hours before the alert went out and 247 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: 7 J/kg
Mixed-layer CIN: -90 J/kg
Mixed-layer LCL: 3405 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: -34 m²/s²
0-3 km storm-relative helicity: -1 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 excessive heat warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Hastings, NE wrote its last area forecast discussion before this excessive heat warning went out at Jul 22, 12:58 AM CDT, 3 hours 5 minutes earlier.

Area forecast discussion, Jul 22, 12:58 AM CDT, 3 hours 5 minutes before

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Hazardous weather outlook, Jul 22, 12:17 AM CDT, 3 hours 46 minutes before

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In the hours before

Local storm report, Jul 21, 11:22 PM CDT, 4 hours 41 minutes before

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Special weather statement, Jul 22, 12:34 AM CDT, 3 hours 29 minutes before

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Local storm report, Jul 22, 1:09 AM CDT, 2 hours 54 minutes before

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Local storm report, Jul 22, 1:13 AM CDT, 2 hours 50 minutes before

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Local storm report, Jul 22, 1:14 AM CDT, 2 hours 49 minutes before

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Special weather statement, Jul 22, 1:18 AM CDT, 2 hours 45 minutes before

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The office that day

Everything else NWS Hastings, NE issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 21, 9:03 PM CDT	Special Weather Statement	GID	Webster	42 min
Jul 21, 9:26 PM CDT	Severe Thunderstorm Warning	GID	Nuckolls, Webster	49 min
Jul 21, 9:39 PM CDT	Severe Thunderstorm Warning	GID	Nuckolls, Thayer	51 min
Jul 21, 10:24 PM CDT	Severe Thunderstorm Warning	GID	Nuckolls, Thayer	27 min
Jul 21, 10:45 PM CDT	Areal Flood Warning	GID	Nuckolls	6 hr
Jul 22, 12:34 AM CDT	Special Weather Statement	GID	Webster	41 min
Jul 22, 1:18 AM CDT	Special Weather Statement	GID	Webster	27 min
Jul 22, 4:03 AM CDT	Heat Advisory	GID	Adams, Buffalo, Clay, Dawson, Fillmore, Franklin and 16 more	17 hr
Jul 21, 10:07 PM CDT	Severe Thunderstorm Warning	GID	Jewell	38 min

Nearby

Excessive Heat Warnings in Kansas, 2011 Excessive Heat Warnings in Nebraska, 2011 Every excessive heat warning 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.