Alert archive / Kansas / Frost Advisories in 2021

Frost Advisory 5, NWS Wichita, KS

October 15, 20215 counties in Kansas

NWS Wichita, KS issued this frost advisory at Oct 15, 2021, 2:39 PM CDT for 5 counties in Kansas. It took effect at Oct 16, 2021, 1:00 AM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Oct 15, 2021, 2:39 PM CDT (19:39 UTC)
In effect from
Oct 16, 2021, 1:00 AM CDT
Expired
Oct 16, 2021, 8:00 AM CDT
In force
7 hr
Issued by
NWS Wichita, KS

Counties Barton County, KS, Ellsworth County, KS, Lincoln County, KS, Russell County, KS, Saline County, KS

The radar

The Wichita radar (KICT), 147 km from the middle of the area, began a volume at 19:43 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

Dodge City, (KDDC), launched 12:00Z, 7.7 hours before the alert went out and 178 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, Dodge City, at 12:00Z on 2021-10-15Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dodge City, at 12:00Z on 2021-10-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -127 square meters per square second.1939587897117Sfc1 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
1373 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
-127 m²/s²
0-3 km storm-relative helicity
132 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

774 
WWUS73 KICT 151939
NPWICT

URGENT - WEATHER MESSAGE
National Weather Service Wichita KS
239 PM CDT Fri Oct 15 2021

KSZ032-033-047>049-160945-
/O.NEW.KICT.FR.Y.0005.211016T0600Z-211016T1300Z/
Russell-Lincoln-Barton-Ellsworth-Saline-
Including the cities of Russell, Lincoln, Sylvan Grove, 
Great Bend, Ellsworth, Wilson, and Salina
239 PM CDT Fri Oct 15 2021

...FROST ADVISORY IN EFFECT FROM 1 AM TO 8 AM CDT SATURDAY...

* WHAT...Temperatures as low as 32 will result in frost 
  formation.

* WHERE...Russell, Lincoln, Barton, Ellsworth and Saline 
  Counties.

* WHEN...From 1 AM to 8 AM CDT Saturday.

* IMPACTS...Frost could kill sensitive outdoor vegetation if 
  left uncovered.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

Metzger
2 follow-up statements
569 
WWUS73 KICT 160659
NPWICT

URGENT - WEATHER MESSAGE
National Weather Service Wichita KS
159 AM CDT Sat Oct 16 2021

KSZ032-033-047>049-161300-
/O.CON.KICT.FR.Y.0005.000000T0000Z-211016T1300Z/
Russell-Lincoln-Barton-Ellsworth-Saline-
Including the cities of Russell, Lincoln, Sylvan Grove, 
Great Bend, Ellsworth, Wilson, and Salina
159 AM CDT Sat Oct 16 2021

...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING...

* WHAT...Temperatures as low as 32 will result in frost 
  formation.

* WHERE...Russell, Lincoln, Barton, Ellsworth and Saline 
  Counties.

* WHEN...Until 8 AM CDT Today.

* IMPACTS...Frost could kill sensitive outdoor vegetation if 
  left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

Ketcham
879 
WWUS73 KICT 161249
NPWICT

URGENT - WEATHER MESSAGE
National Weather Service Wichita KS
749 AM CDT Sat Oct 16 2021

KSZ032-033-047>049-161400-
/O.EXP.KICT.FR.Y.0005.000000T0000Z-211016T1300Z/
Russell-Lincoln-Barton-Ellsworth-Saline-
Including the cities of Russell, Lincoln, Sylvan Grove, 
Great Bend, Ellsworth, Wilson, and Salina
749 AM CDT Sat Oct 16 2021

...FROST ADVISORY WILL EXPIRE AT 8 AM CDT THIS MORNING...

Temperatures will gradually warm this morning, so the Frost
Advisory will be allowed to expire.

$$

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.