Alert archive / Kansas / Heat Advisories in 2017

Heat Advisory 1, NWS Topeka, KS

June 16, 201715 counties in Kansas

NWS Topeka, KS issued this heat advisory at Jun 16, 2017, 3:10 AM CDT for 15 counties in Kansas. It took effect at Jun 17, 2017, 12:00 PM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued: Jun 16, 2017, 3:10 AM CDT (08:10 UTC)
In effect from: Jun 17, 2017, 12:00 PM CDT
Expired: Jun 17, 2017, 6:59 PM CDT
In force: 7 hr
Issued by: NWS Topeka, KS

Counties Anderson County, KS, Coffey County, KS, Dickinson County, KS, Douglas County, KS, Franklin County, KS, Geary County, KS, Jackson County, KS, Jefferson County, KS, Lyon County, KS, Morris County, KS, Osage County, KS, Pottawatomie County, KS, Riley County, KS, Shawnee County, KS, Wabaunsee County, KS

The radar

The Topeka radar (KTWX), 24 km from the middle of the area, began a volume at 08:13 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 (KFOE), launched 00:00Z, 8.2 hours before the alert went out and 36 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: 1569 J/kg
Mixed-layer CIN: -16 J/kg
Mixed-layer LCL: 1423 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 32 m²/s²
0-3 km storm-relative helicity: 88 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.0

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 Topeka, KS wrote its last area forecast discussion before this heat advisory went out at Jun 16, 3:02 AM CDT, 8 minutes earlier.

Area forecast discussion, Jun 16, 3:02 AM CDT, 8 minutes before

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Hazardous weather outlook, Jun 15, 10:56 PM CDT, 4 hours 14 minutes before

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In the hours before

Local storm report, Jun 15, 9:11 PM CDT, 5 hours 59 minutes before

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Local storm report, Jun 15, 9:22 PM CDT, 5 hours 48 minutes before

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Local storm report, Jun 15, 10:06 PM CDT, 5 hours 4 minutes before

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Special weather statement, Jun 15, 10:35 PM CDT, 4 hours 35 minutes before

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Special weather statement, Jun 15, 10:59 PM CDT, 4 hours 11 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 15, 7:13 PM CDT	Severe Thunderstorm Warning	TOP	Coffey, Lyon	47 min
Jun 15, 7:19 PM CDT	Special Weather Statement	TOP	Shawnee	26 min
Jun 15, 7:24 PM CDT	Severe Thunderstorm Warning	TOP	Jackson, Pottawatomie, Shawnee, Wabaunsee	20 min
Jun 15, 7:30 PM CDT	Severe Thunderstorm Warning	TOP	Jefferson, Shawnee	29 min
Jun 15, 8:01 PM CDT	Special Weather Statement	TOP	Anderson, Douglas, Franklin, Jackson, Jefferson	44 min
Jun 15, 8:20 PM CDT	Severe Thunderstorm Warning	TOP	Douglas	25 min
Jun 15, 8:22 PM CDT	Severe Thunderstorm Warning	TOP	Jefferson	38 min
Jun 15, 10:35 PM CDT	Special Weather Statement	TOP	Shawnee	25 min
Jun 15, 10:59 PM CDT	Special Weather Statement	TOP	Osage, Shawnee	46 min

Nearby

Heat Advisories in Kansas, 2017 Every heat advisory in 2017

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.