Alert archive / Kansas / Frost Advisories in 2021
Frost Advisory 2, NWS Wichita, KS
NWS Wichita, KS issued this frost advisory at Apr 14, 2021, 2:50 PM CDT for 7 counties in Kansas. It took effect at Apr 15, 2021, 3:00 AM CDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Apr 14, 2021, 2:50 PM CDT (19:50 UTC)
- In effect from
- Apr 15, 2021, 3:00 AM CDT
- Expired
- Apr 15, 2021, 2:36 AM CDT
- In force
- Issued by
- NWS Wichita, KS
Counties Allen County, KS, Chase County, KS, Greenwood County, KS, Marion County, KS, McPherson County, KS, Saline County, KS, Woodson County, KS
The radar
The Topeka radar (KTWX), 93 km from the middle of the area, began a volume at 19:55 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 12:00Z, 7.8 hours before the alert went out and 121 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
- 1720 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
486 WWUS73 KICT 141950 NPWICT URGENT - WEATHER MESSAGE National Weather Service Wichita KS 250 PM CDT Wed Apr 14 2021 KSZ049-051>053-070>072-151300- /O.NEW.KICT.FR.Y.0002.210415T0800Z-210415T1300Z/ Saline-McPherson-Marion-Chase-Greenwood-Woodson-Allen- Including the cities of Salina, McPherson, Hillsboro, Marion, Peabody, Cottonwood Falls, Strong City, Eureka, Madison, Yates Center, Iola, and Humboldt 250 PM CDT Wed Apr 14 2021 ...FROST ADVISORY IN EFFECT FROM 3 AM TO 8 AM CDT THURSDAY... * WHAT...Temperatures in the low to mid 30s will likely result in frost formation. * WHERE...Saline, McPherson, Marion, Chase, Greenwood, Woodson and Allen Counties. * WHEN...From 3 AM to 8 AM CDT Thursday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. * ADDITIONAL DETAILS...Additional opportunities for frost or freeze conditions are possible in the coming days. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ Martin
1 follow-up statement
776 WWUS73 KICT 150736 NPWICT URGENT - WEATHER MESSAGE National Weather Service Wichita KS 236 AM CDT Thu Apr 15 2021 KSZ049-051>053-070>072-150845- /O.CAN.KICT.FR.Y.0002.210415T0800Z-210415T1300Z/ Saline-McPherson-Marion-Chase-Greenwood-Woodson-Allen- Including the cities of Salina, McPherson, Hillsboro, Marion, Peabody, Cottonwood Falls, Strong City, Eureka, Madison, Yates Center, Iola, and Humboldt 236 AM CDT Thu Apr 15 2021 ...FROST ADVISORY IS CANCELLED... Clouds have lingered longer than expected which has helped keep temperatures in the 40s and widespread frost is no longer expected. $$
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.