Alert archive / Kansas / Wind Chill Advisories in 2019

Wind Chill Advisory 5, NWS Topeka, KS

March 2, 201911 counties in Kansas

NWS Topeka, KS issued this wind chill advisory at Mar 2, 2019, 3:45 AM CST for 11 counties in Kansas. It took effect at Mar 3, 2019, 6:00 AM CST. It was in force for 30 hr.

The area

The counties it named.

The facts

Issued
Mar 2, 2019, 3:45 AM CST (09:45 UTC)
In effect from
Mar 3, 2019, 6:00 AM CST
Expired
Mar 4, 2019, 12:00 PM CST
In force
30 hr
Issued by
NWS Topeka, KS

Counties Brown County, KS, Clay County, KS, Cloud County, KS, Jackson County, KS, Marshall County, KS, Nemaha County, KS, Ottawa County, KS, Pottawatomie County, KS, Republic County, KS, Riley County, KS, Washington County, KS

The radar

The Topeka radar (KTWX), 76 km from the middle of the area, began a volume at 09:50 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

Omaha, NE (KOAX), launched 00:00Z, 9.8 hours before the alert went out and 199 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-pSkew-T log-p diagram, Omaha, NE at 00:00Z on 2019-03-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 00:00Z on 2019-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -72 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
825 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
-72 m²/s²
0-3 km storm-relative helicity
2 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 Mar 1, 5:41 PM CST, 10 hours 4 minutes earlier.

Area forecast discussion, Mar 1, 5:41 PM CST, 10 hours 4 minutes before
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Hazardous weather outlook, Mar 1, 5:41 AM CST, 22 hours 4 minutes before
Hazardous Weather Outlook
National Weather Service Topeka KS
541 AM CST Fri Mar 1 2019

KSZ008>012-020>024-026-034>040-054>056-058-059-021145-
Republic-Washington-Marshall-Nemaha-Brown-Cloud-Clay-Riley-
Pottawatomie-Jackson-Jefferson-Ottawa-Dickinson-Geary-Morris-
Wabaunsee-Shawnee-Douglas-Lyon-Osage-Franklin-Coffey-Anderson-
541 AM CST Fri Mar 1 2019

This hazardous weather outlook is for east central...north
central and northeast Kansas.

.DAY ONE...Today and Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Snowfall amounts of three to six inches are forecast Saturday
night into Sunday morning, with the heavier amounts most likely to
be in east central Kansas. North winds gusting to around 30 mph
from late Saturday nigh through Sunday afternoon may create
blowing and drifting snow. Patchy light freezing rain is also
possible Saturday evening.

Wind chills of 25 below zero to 15 below zero are likely late
Sunday night into early Monday morning for the entire area. Wind
chills around 15 below zero are likely in portions of north
central and northeast Kansas much of Sunday through Sunday
evening. Wind chills may again approach 15 below zero in portions
of north central and northeast Kansas Monday night into Tuesday
morning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed through tonight.

&&

More detailed information can be accessed at...
http://www.weather.gov/top/sitrep

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 2, 3:34 PM CSTWind Chill AdvisoryTOPClay, Dickinson, Douglas, Geary, Jackson, Jefferson and 7 more44 hr

Nearby

Wind Chill Advisories in Kansas, 2019Every wind chill advisory in 2019

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.