Alert archive / Kansas / Wind Chill Advisories in 2014

Wind Chill Advisory 6, NWS Topeka, KS

February 5, 201423 counties in Kansas

NWS Topeka, KS issued this wind chill advisory at Feb 5, 2014, 2:29 PM CST for 23 counties in Kansas. It took effect at Feb 5, 2014, 9:00 PM CST. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued: Feb 5, 2014, 2:29 PM CST (20:29 UTC)
In effect from: Feb 5, 2014, 9:00 PM CST
Expired: Feb 6, 2014, 11:04 AM CST
In force: 14 hr
Issued by: NWS Topeka, KS

All 23 counties

Anderson County, KS, Brown County, KS, Clay County, KS, Cloud 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, Marshall County, KS, Morris County, KS, Nemaha County, KS, Osage County, KS, Ottawa County, KS, Pottawatomie County, KS, Republic County, KS, Riley County, KS, Shawnee County, KS, Wabaunsee County, KS, Washington County, KS

The radar

The Topeka radar (KTWX), 16 km from the middle of the area, began a volume at 20:34 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 12:00Z, 8.5 hours before the alert went out and 61 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 725 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: -70 m²/s²
0-3 km storm-relative helicity: -38 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 wind chill 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 wind chill advisory went out at Feb 5, 12:08 PM CST, 2 hours 21 minutes earlier.

Area forecast discussion, Feb 5, 12:08 PM CST, 2 hours 21 minutes before

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Hazardous weather outlook, Feb 5, 12:02 PM CST, 2 hours 27 minutes before

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In the hours before

Local storm report, Feb 5, 8:47 AM CST, 5 hours 42 minutes before

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Local storm report, Feb 5, 9:01 AM CST, 5 hours 28 minutes before

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Local storm report, Feb 5, 9:22 AM CST, 5 hours 7 minutes before

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Local storm report, Feb 5, 9:46 AM CST, 4 hours 43 minutes before

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Local storm report, Feb 5, 10:34 AM CST, 3 hours 55 minutes before

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Local storm report, Feb 5, 11:15 AM CST, 3 hours 14 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
Feb 5, 5:57 AM CST	Wind Chill Advisory	TOP	Anderson, Brown, Clay, Cloud, Coffey, Dickinson and 17 more	6 hr

Nearby

Wind Chill Advisories in Kansas, 2014 Every wind chill advisory in 2014

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.