Alert archive / Kansas / Frost Advisories in 2012

Frost Advisory 1, NWS Dodge City, KS

April 7, 201220 counties in Kansas

NWS Dodge City, KS issued this frost advisory at Apr 7, 2012, 4:46 AM CDT for 20 counties in Kansas. It took effect at Apr 8, 2012, 4:00 AM CDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Apr 7, 2012, 4:46 AM CDT (09:46 UTC)
In effect from
Apr 8, 2012, 4:00 AM CDT
Expired
Apr 8, 2012, 9:03 AM CDT
In force
5 hr
Issued by
NWS Dodge City, KS

Counties Ellis County, KS, Finney County, KS, Ford County, KS, Grant County, KS, Gray County, KS, Hamilton County, KS, Haskell County, KS, Hodgeman County, KS, Kearny County, KS, Lane County, KS, Meade County, KS, Morton County, KS, Ness County, KS, Pawnee County, KS, Rush County, KS, Scott County, KS, Seward County, KS, Stanton County, KS, Stevens County, KS, Trego County, KS

The radar

The Dodge City radar (KDDC), 57 km from the middle of the area, began a volume at 09:44 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 00:00Z, 9.8 hours before the alert went out and 62 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 00:00Z on 2012-04-07Temperature 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 00:00Z on 2012-04-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 203 square meters per square second.19395878Sfc1 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
743 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
203 m²/s²
0-3 km storm-relative helicity
258 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

952 
WWUS73 KDDC 070946
NPWDDC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DODGE CITY KS
446 AM CDT SAT APR 7 2012

...COLD TEMPERATURES EXPECTED TONIGHT UNDER CLEAR AND CALM CONDITIONS...

.COLD HIGH PRESSURE IS EXPECTED TO BE CENTERED OVER WESTERN AND
CENTRAL KANSAS TONIGHT. THIS WILL ALLOW FOR A FOUR TO SIX HOUR
PERIOD OF NEARLY CALM WINDS UNDER CLEAR SKIES AND A DRY ATMOSPHERE.

KSZ030-031-043>046-061>065-074>078-084>087-072100-
/O.NEW.KDDC.FR.Y.0001.120408T0900Z-120408T1500Z/
TREGO-ELLIS-SCOTT-LANE-NESS-RUSH-HAMILTON-KEARNY-FINNEY-HODGEMAN-
PAWNEE-STANTON-GRANT-HASKELL-GRAY-FORD-MORTON-STEVENS-SEWARD-
MEADE-
INCLUDING THE CITIES OF...WAKEENEY...CEDAR BLUFF RESERVOIR...
HAYS...ELLIS...SCOTT CITY...DIGHTON...NESS CITY...LA CROSSE...
RUSH CENTER...SYRACUSE...LAKIN...DEERFIELD...GARDEN CITY...
KALVESTA...JETMORE...HANSTON...LARNED...BURDETT...JOHNSON CITY...
ULYSSES...SUBLETTE...SATANTA...CIMARRON...MONTEZUMA...
DODGE CITY...BUCKLIN...ELKHART...RICHFIELD...HUGOTON...MOSCOW...
LIBERAL...KISMET...MEADE...FOWLER
446 AM CDT SAT APR 7 2012 /346 AM MDT SAT APR 7 2012/

...FROST ADVISORY IN EFFECT FROM 4 AM CDT /3 AM MDT/ TO 10 AM CDT
/9 AM MDT/ SUNDAY...

THE NATIONAL WEATHER SERVICE IN DODGE CITY HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM 4 AM CDT /3 AM MDT/ TO 10 AM
CDT /9 AM MDT/ SUNDAY. 

* TEMPERATURE...OVERNIGHT LOWS OF 32 TO 35 DEGREES ARE EXPECTED.
  SOME ISOLATED LOW-LYING AREAS MAY SEE LOWS AS COLD AS 30 DEGREES.

* IMPACTS...GIVEN THE SUBSTANTIAL EARLY GREEN-UP AND START TO THE
  GROWING SEASON...MANY PLANTS...EARLY SEASON VEGETABLES...AND
  OTHER TENDER VEGETATION COULD BE IMPACTED BY TEMPERATURES THIS
  COLD. THE MOST SUSCEPTIBLE AREAS WILL BE WITHIN STREAM AND CREEK
  VALLEYS AND OTHER LOW-LYING AREAS WHERE COLD AIR DRAINAGE CAN
  OCCUR. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$

UMSCHEID
2 follow-up statements
432 
WWUS73 KDDC 071812
NPWDDC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DODGE CITY KS
112 PM CDT SAT APR 7 2012

...COLD TEMPERATURES EXPECTED SUNDAY MORNING UNDER CLEAR AND CALM
CONDITIONS...

.COLD HIGH PRESSURE IS EXPECTED TO BE CENTERED OVER WESTERN AND CENTRAL
KANSAS SUNDAY MORNING. THIS WILL ALLOW FOR A FOUR TO SIX HOUR PERIOD
OF NEARLY CALM WINDS UNDER CLEAR SKIES AND A DRY ATMOSPHERE.

KSZ030-031-043>046-061>065-074>078-084>087-081500-
/O.CON.KDDC.FR.Y.0001.120408T0900Z-120408T1500Z/
TREGO-ELLIS-SCOTT-LANE-NESS-RUSH-HAMILTON-KEARNY-FINNEY-HODGEMAN-
PAWNEE-STANTON-GRANT-HASKELL-GRAY-FORD-MORTON-STEVENS-SEWARD-
MEADE-
INCLUDING THE CITIES OF...WAKEENEY...CEDAR BLUFF RESERVOIR...
HAYS...ELLIS...SCOTT CITY...DIGHTON...NESS CITY...LA CROSSE...
RUSH CENTER...SYRACUSE...LAKIN...DEERFIELD...GARDEN CITY...
KALVESTA...JETMORE...HANSTON...LARNED...BURDETT...JOHNSON CITY...
ULYSSES...SUBLETTE...SATANTA...CIMARRON...MONTEZUMA...
DODGE CITY...BUCKLIN...ELKHART...RICHFIELD...HUGOTON...MOSCOW...
LIBERAL...KISMET...MEADE...FOWLER
112 PM CDT SAT APR 7 2012 /1212 PM MDT SAT APR 7 2012/

...FROST ADVISORY REMAINS IN EFFECT FROM 4 AM CDT /3 AM MDT/ TO
10 AM CDT /9 AM MDT/ SUNDAY...

* TEMPERATURE...OVERNIGHT LOWS OF 32 TO 35 DEGREES ARE EXPECTED. 
  SOME ISOLATED LOW-LYING AREAS MAY SEE LOWS AS COLD AS 30 
  DEGREES. 

* IMPACTS...GIVEN THE SUBSTANTIAL EARLY GREEN-UP AND START TO 
  THE GROWING SEASON...MANY PLANTS...EARLY SEASON VEGETABLES...
  AND OTHER TENDER VEGETATION COULD BE IMPACTED BY TEMPERATURES 
  THIS COLD. THE MOST SUSCEPTIBLE AREAS WILL BE WITHIN STREAM 
  AND CREEK VALLEYS AND OTHER LOW-LYING AREAS WHERE COLD AIR 
  DRAINAGE CAN OCCUR. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$

SUGDEN
674 
WWUS73 KDDC 081403
NPWDDC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DODGE CITY KS
903 AM CDT SUN APR 8 2012

KSZ030-031-043>046-061>065-074>078-084>087-081515-
/O.CAN.KDDC.FR.Y.0001.000000T0000Z-120408T1500Z/
TREGO-ELLIS-SCOTT-LANE-NESS-RUSH-HAMILTON-KEARNY-FINNEY-HODGEMAN-
PAWNEE-STANTON-GRANT-HASKELL-GRAY-FORD-MORTON-STEVENS-SEWARD-
MEADE-
INCLUDING THE CITIES OF...WAKEENEY...CEDAR BLUFF RESERVOIR...
HAYS...ELLIS...SCOTT CITY...DIGHTON...NESS CITY...LA CROSSE...
RUSH CENTER...SYRACUSE...LAKIN...DEERFIELD...GARDEN CITY...
KALVESTA...JETMORE...HANSTON...LARNED...BURDETT...JOHNSON CITY...
ULYSSES...SUBLETTE...SATANTA...CIMARRON...MONTEZUMA...
DODGE CITY...BUCKLIN...ELKHART...RICHFIELD...HUGOTON...MOSCOW...
LIBERAL...KISMET...MEADE...FOWLER
903 AM CDT SUN APR 8 2012 /803 AM MDT SUN APR 8 2012/

...FROST ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DODGE CITY HAS CANCELLED THE
FROST ADVISORY. 

TEMPERATURES WILL CONTINUE TO WARM THIS MORNING AND ARE NO LONGER
AT ADVISORY CRITERIA.

$$

SUGDEN

Nearby

Frost Advisories in Kansas, 2012Every frost advisory in 2012

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.