Alert archive / Kansas / Frost Advisories in 2021
Frost Advisory 4, NWS Wichita, KS
NWS Wichita, KS issued this frost advisory at Apr 21, 2021, 2:54 AM CDT for 10 counties in Kansas. It took effect at Apr 22, 2021, 1:00 AM CDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Apr 21, 2021, 2:54 AM CDT (07:54 UTC)
- In effect from
- Apr 22, 2021, 1:00 AM CDT
- Expired
- Apr 22, 2021, 8:48 AM CDT
- In force
- 8 hr
- Issued by
- NWS Wichita, KS
Counties Allen County, KS, Chase County, KS, Elk County, KS, Greenwood County, KS, Labette County, KS, Marion County, KS, Montgomery County, KS, Neosho County, KS, Wilson County, KS, Woodson County, KS
The radar
The Wichita radar (KICT), 133 km from the middle of the area, began a volume at 07:57 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 (KTOP), launched 00:00Z, 7.9 hours before the alert went out and 144 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1890 m above ground
- 0-6 km bulk shear
- 75 kt
- 0-1 km storm-relative helicity
- 79 m²/s²
- 0-3 km storm-relative helicity
- 60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
720 WWUS73 KICT 210754 NPWICT URGENT - WEATHER MESSAGE National Weather Service Wichita KS 254 AM CDT Wed Apr 21 2021 KSZ052-053-070>072-094>096-099-100-212200- /O.NEW.KICT.FR.Y.0004.210422T0600Z-210422T1400Z/ /O.CON.KICT.FZ.W.0002.000000T0000Z-210421T1500Z/ Marion-Chase-Greenwood-Woodson-Allen-Elk-Wilson-Neosho-Montgomery- Labette- Including the cities of Hillsboro, Marion, Peabody, Cottonwood Falls, Strong City, Eureka, Madison, Yates Center, Iola, Humboldt, Howard, Moline, Longton, Grenola, Neodesha, Fredonia, Chanute, Coffeyville, Independence, and Parsons 254 AM CDT Wed Apr 21 2021 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... ...FROST ADVISORY IN EFFECT FROM 1 AM TO 9 AM CDT THURSDAY... * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 27. For the Frost Advisory, temperatures as low as 32 will result in frost formation. * WHERE...Marion, Chase, Greenwood, Woodson, Allen, Elk, Wilson, Neosho, Montgomery and Labette Counties. * WHEN...For the Freeze Warning, until 10 AM CDT this morning. For the Frost Advisory, from 1 AM to 9 AM CDT Thursday. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. && $$ KSZ032-033-047>051-067>069-082-083-091>093-098-211500- /O.CON.KICT.FZ.W.0002.000000T0000Z-210421T1500Z/ Russell-Lincoln-Barton-Ellsworth-Saline-Rice-McPherson-Reno- Harvey-Butler-Kingman-Sedgwick-Harper-Sumner-Cowley-Chautauqua- Including the cities of Russell, Lincoln, Sylvan Grove, Great Bend, Ellsworth, Wilson, Salina, Lyons, Sterling, McPherson, Hutchinson, Newton, El Dorado, Augusta, Andover, Rose Hill, Kingman, Derby, Haysville, Bel Aire, Park City, Valley Center, Wichita, Anthony, Harper, Attica, Wellington, Winfield, Arkansas City, Sedan, and Cedar Vale 254 AM CDT Wed Apr 21 2021 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...Sub-freezing temperatures in the 23 to 29 degree range. * WHEN...through 10 AM CDT this morning. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Especially for those with sprinkler systems that have above ground piping. && $$
4 follow-up statements
255 WWUS73 KICT 211330 NPWICT URGENT - WEATHER MESSAGE National Weather Service Wichita KS 830 AM CDT Wed Apr 21 2021 KSZ052-053-070>072-094>096-099-100-220330- /O.CAN.KICT.FZ.W.0002.000000T0000Z-210421T1500Z/ /O.CON.KICT.FR.Y.0004.210422T0600Z-210422T1400Z/ Marion-Chase-Greenwood-Woodson-Allen-Elk-Wilson-Neosho-Montgomery- Labette- Including the cities of Hillsboro, Marion, Peabody, Cottonwood Falls, Strong City, Eureka, Madison, Yates Center, Iola, Humboldt, Howard, Moline, Longton, Grenola, Neodesha, Fredonia, Chanute, Coffeyville, Independence, and Parsons 830 AM CDT Wed Apr 21 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT THURSDAY... ...FREEZE WARNING IS CANCELLED... * WHAT...For the Freeze Warning, temperatures have warmed above freezing this morning, therefore the freeze warning has been cancelled. For the Frost Advisory, temperatures as low as 32 will result in frost formation. * WHERE...Labette, Allen, Woodson, Greenwood, Chase, Marion, Montgomery, Wilson, Elk and Neosho Counties. * WHEN...From 1 AM to 9 AM CDT Thursday. * IMPACTS...Frost conditions could harm crops, other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ KSZ032-033-047>051-067>069-082-083-091>093-098-211430- /O.CAN.KICT.FZ.W.0002.000000T0000Z-210421T1500Z/ Russell-Lincoln-Barton-Ellsworth-Saline-Rice-McPherson-Reno- Harvey-Butler-Kingman-Sedgwick-Harper-Sumner-Cowley-Chautauqua- Including the cities of Russell, Lincoln, Sylvan Grove, Great Bend, Ellsworth, Wilson, Salina, Lyons, Sterling, McPherson, Hutchinson, Newton, El Dorado, Augusta, Andover, Rose Hill, Kingman, Derby, Haysville, Bel Aire, Park City, Valley Center, Wichita, Anthony, Harper, Attica, Wellington, Winfield, Arkansas City, Sedan, and Cedar Vale 830 AM CDT Wed Apr 21 2021 ...FREEZE WARNING IS CANCELLED... Temperatures have warmed or will warm above freezing by 9 am, therefore the freeze warning has been cancelled. $$
411 WWUS73 KICT 212025 NPWICT URGENT - WEATHER MESSAGE National Weather Service Wichita KS 325 PM CDT Wed Apr 21 2021 KSZ052-053-070>072-094>096-099-100-221030- /O.CON.KICT.FR.Y.0004.210422T0600Z-210422T1400Z/ Marion-Chase-Greenwood-Woodson-Allen-Elk-Wilson-Neosho-Montgomery- Labette- Including the cities of Hillsboro, Marion, Peabody, Cottonwood Falls, Strong City, Eureka, Madison, Yates Center, Iola, Humboldt, Howard, Moline, Longton, Grenola, Neodesha, Fredonia, Chanute, Coffeyville, Independence, and Parsons 325 PM CDT Wed Apr 21 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT THURSDAY... * WHAT...Temperatures as low as 32 will result in frost formation over southeast Kansas. * WHEN...From 1 AM to 9 AM CDT Thursday. * IMPACTS...Frost conditions could harm crops, other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ Lawson
465 WWUS73 KICT 220710 NPWICT URGENT - WEATHER MESSAGE National Weather Service Wichita KS 210 AM CDT Thu Apr 22 2021 KSZ052-053-070>072-094>096-099-100-221400- /O.CON.KICT.FR.Y.0004.000000T0000Z-210422T1400Z/ Marion-Chase-Greenwood-Woodson-Allen-Elk-Wilson-Neosho-Montgomery- Labette- Including the cities of Hillsboro, Marion, Peabody, Cottonwood Falls, Strong City, Eureka, Madison, Yates Center, Iola, Humboldt, Howard, Moline, Longton, Grenola, Neodesha, Fredonia, Chanute, Coffeyville, Independence, and Parsons 210 AM CDT Thu Apr 22 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Temperatures as low as 32 will result in frost formation over southeast Kansas. * WHERE...Southeast Kansas and the Flint Hills. * WHEN...Through 9 AM CDT. * IMPACTS...Frost conditions could harm crops, other sensitive vegetation. && $$
264 WWUS73 KICT 221348 NPWICT URGENT - WEATHER MESSAGE National Weather Service Wichita KS 848 AM CDT Thu Apr 22 2021 KSZ052-053-070>072-094>096-099-100-221500- /O.CAN.KICT.FR.Y.0004.000000T0000Z-210422T1400Z/ Marion-Chase-Greenwood-Woodson-Allen-Elk-Wilson-Neosho-Montgomery- Labette- Including the cities of Hillsboro, Marion, Peabody, Cottonwood Falls, Strong City, Eureka, Madison, Yates Center, Iola, Humboldt, Howard, Moline, Longton, Grenola, Neodesha, Fredonia, Chanute, Coffeyville, Independence, and Parsons 848 AM CDT Thu Apr 22 2021 ...FROST ADVISORY IS CANCELLED... Temperatures have warmed well above freezing. Therefore the Frost Advisory is cancelled. $$
Nearby
Frost Advisories in Kansas, 2021Every frost advisory in 2021
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.