Alert archive / Indiana / Frost Advisories in 2011

Frost Advisory 2, NWS Indianapolis, IN

October 1, 201139 counties in Indiana

NWS Indianapolis, IN issued this frost advisory at Oct 1, 2011, 3:32 AM EDT for 39 counties in Indiana. It took effect at Oct 2, 2011, 3:00 AM EDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Oct 1, 2011, 3:32 AM EDT (07:32 UTC)
In effect from
Oct 2, 2011, 3:00 AM EDT
Expired
Oct 2, 2011, 9:00 AM EDT
In force
6 hr
Issued by
NWS Indianapolis, IN
All 39 counties

Bartholomew County, IN, Boone County, IN, Brown County, IN, Carroll County, IN, Clay County, IN, Clinton County, IN, Daviess County, IN, Decatur County, IN, Delaware County, IN, Fountain County, IN, Greene County, IN, Hamilton County, IN, Hancock County, IN, Hendricks County, IN, Henry County, IN, Howard County, IN, Jackson County, IN, Jennings County, IN, Johnson County, IN, Knox County, IN, Lawrence County, IN, Madison County, IN, Marion County, IN, Martin County, IN, Monroe County, IN, Montgomery County, IN, Morgan County, IN, Owen County, IN, Parke County, IN, Putnam County, IN, Randolph County, IN, Rush County, IN, Shelby County, IN, Sullivan County, IN, Tippecanoe County, IN, Tipton County, IN, Vermillion County, IN, Vigo County, IN, Warren County, IN

The radar

The Indianapolis radar (KIND), 15 km from the middle of the area, began a volume at 07:36 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

Lincoln, IL (KILX), launched 00:00Z, 7.5 hours before the alert went out and 194 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, Lincoln, IL at 00:00Z on 2011-10-01Temperature 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, Lincoln, IL at 00:00Z on 2011-10-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 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
2058 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
208 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.

780 
WWUS73 KIND 010732
NPWIND

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
332 AM EDT SAT OCT 1 2011

...AREAS OF FROST TO DEVELOP TONIGHT INTO SUNDAY MORNING...

.MAINLY CLEAR SKIES AND DIMINISHING WINDS WILL LIKELY ALLOW
TEMPERATURES TO PLUMMET INTO THE LOW TO MID 30S BY LATE TONIGHT
INTO EARLY SUNDAY MORNING. THIS WILL PROVIDE FAVORABLE CONDITIONS 
FOR FROST FORMATION.

INZ021-028>031-035>049-051>057-060>065-067>072-011545-
/O.NEW.KIND.FR.Y.0002.111002T0700Z-111002T1300Z/
CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-FOUNTAIN-MONTGOMERY-
BOONE-TIPTON-HAMILTON-MADISON-DELAWARE-RANDOLPH-VERMILLION-PARKE-
PUTNAM-HENDRICKS-MARION-HANCOCK-HENRY-VIGO-CLAY-OWEN-MORGAN-
JOHNSON-SHELBY-RUSH-SULLIVAN-GREENE-MONROE-BROWN-BARTHOLOMEW-
DECATUR-KNOX-DAVIESS-MARTIN-LAWRENCE-JACKSON-JENNINGS-
INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO...
CRAWFORDSVILLE...ANDERSON...MUNCIE...INDIANAPOLIS...TERRE HAUTE...
SHELBYVILLE...BLOOMINGTON...COLUMBUS...VINCENNES...BEDFORD...
SEYMOUR
332 AM EDT SAT OCT 1 2011

...FROST ADVISORY IN EFFECT FROM 3 AM TO 9 AM EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM 3 AM TO 9 AM EDT SUNDAY. 

* TEMPERATURES...LOW TEMPERATURES ARE FORECAST TO DROP INTO THE 32
  TO 36 DEGREE RANGE TONIGHT. THIS COMBINED WITH MAINLY CLEAR
  SKIES AND DIMINISHING WINDS SHOULD ALLOW FOR AREAS OF FROST
  DEVELOPMENT.

* IMPACTS...CROPS AND VEGETATION SUSCEPTIBLE TO FROST DAMAGE COULD
  SUFFER IF LEFT UNPROTECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

SMF
5 follow-up statements
143 
WWUS73 KIND 011429
NPWIND

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1029 AM EDT SAT OCT 1 2011

...AREAS OF FROST TO DEVELOP TONIGHT INTO SUNDAY MORNING...

.MOSTLY CLEAR SKIES AND DIMINISHING WINDS WILL LIKELY ALLOW
TEMPERATURES TO PLUMMET INTO THE LOW TO MID 30S BY LATE TONIGHT
INTO EARLY SUNDAY MORNING. THIS WILL PROVIDE FAVORABLE CONDITIONS
FOR FROST FORMATION.

INZ021-028>031-035>049-051>057-060>065-067>072-012230-
/O.CON.KIND.FR.Y.0002.111002T0700Z-111002T1300Z/
CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-FOUNTAIN-MONTGOMERY-
BOONE-TIPTON-HAMILTON-MADISON-DELAWARE-RANDOLPH-VERMILLION-PARKE-
PUTNAM-HENDRICKS-MARION-HANCOCK-HENRY-VIGO-CLAY-OWEN-MORGAN-
JOHNSON-SHELBY-RUSH-SULLIVAN-GREENE-MONROE-BROWN-BARTHOLOMEW-
DECATUR-KNOX-DAVIESS-MARTIN-LAWRENCE-JACKSON-JENNINGS-
INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO...
CRAWFORDSVILLE...ANDERSON...MUNCIE...INDIANAPOLIS...TERRE HAUTE...
SHELBYVILLE...BLOOMINGTON...COLUMBUS...VINCENNES...BEDFORD...
SEYMOUR
1029 AM EDT SAT OCT 1 2011

...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM EDT
SUNDAY...

A FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM EDT SUNDAY. 

* TEMPERATURES...LOW TEMPERATURES ARE FORECAST TO DROP INTO THE 
  32 TO 36 DEGREE RANGE TONIGHT. THIS COMBINED WITH MAINLY CLEAR 
  SKIES AND DIMINISHING WINDS SHOULD ALLOW FOR AREAS OF FROST 
  DEVELOPMENT. 

* IMPACTS...CROPS AND VEGETATION SUSCEPTIBLE TO FROST DAMAGE 
  COULD SUFFER IF LEFT UNPROTECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
517 
WWUS73 KIND 011832
NPWIND

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
232 PM EDT SAT OCT 1 2011

...AREAS OF FROST TO DEVELOP TONIGHT INTO SUNDAY MORNING...

.MOSTLY CLEAR SKIES AND DIMINISHING WINDS WILL LIKELY ALLOW
TEMPERATURES TO PLUMMET INTO THE LOW TO MID 30S BY LATE TONIGHT
INTO EARLY SUNDAY MORNING. THIS WILL PROVIDE FAVORABLE CONDITIONS
FOR FROST FORMATION.

INZ021-028>031-035>049-051>057-060>065-067>072-020245-
/O.CON.KIND.FR.Y.0002.111002T0700Z-111002T1300Z/
CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-FOUNTAIN-MONTGOMERY-
BOONE-TIPTON-HAMILTON-MADISON-DELAWARE-RANDOLPH-VERMILLION-PARKE-
PUTNAM-HENDRICKS-MARION-HANCOCK-HENRY-VIGO-CLAY-OWEN-MORGAN-
JOHNSON-SHELBY-RUSH-SULLIVAN-GREENE-MONROE-BROWN-BARTHOLOMEW-
DECATUR-KNOX-DAVIESS-MARTIN-LAWRENCE-JACKSON-JENNINGS-
INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO...
CRAWFORDSVILLE...ANDERSON...MUNCIE...INDIANAPOLIS...TERRE HAUTE...
SHELBYVILLE...BLOOMINGTON...COLUMBUS...VINCENNES...BEDFORD...
SEYMOUR
232 PM EDT SAT OCT 1 2011

...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM EDT
SUNDAY...

A FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM EDT SUNDAY. 

* TEMPERATURES...LOW TEMPERATURES ARE FORECAST TO DROP INTO THE 
  31 TO 36 DEGREE RANGE TONIGHT. THIS COMBINED WITH MAINLY CLEAR 
  SKIES AND DIMINISHING WINDS SHOULD ALLOW FOR AREAS OF FROST 
  DEVELOPMENT. 

* IMPACTS...CROPS AND VEGETATION SUSCEPTIBLE TO FROST DAMAGE 
  COULD SUFFER IF LEFT UNPROTECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
751 
WWUS73 KIND 020104
NPWIND

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
904 PM EDT SAT OCT 1 2011

...AREAS OF FROST TO DEVELOP TONIGHT INTO SUNDAY MORNING...

.MOSTLY CLEAR SKIES AND DIMINISHING WINDS WILL LIKELY ALLOW
TEMPERATURES TO PLUMMET INTO THE LOW TO MID 30S BY LATE TONIGHT
INTO EARLY SUNDAY MORNING. THIS WILL PROVIDE FAVORABLE CONDITIONS
FOR FROST FORMATION.

INZ021-028>031-035>049-051>057-060>065-067>072-020915-
/O.CON.KIND.FR.Y.0002.111002T0700Z-111002T1300Z/
CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-FOUNTAIN-MONTGOMERY-
BOONE-TIPTON-HAMILTON-MADISON-DELAWARE-RANDOLPH-VERMILLION-PARKE-
PUTNAM-HENDRICKS-MARION-HANCOCK-HENRY-VIGO-CLAY-OWEN-MORGAN-
JOHNSON-SHELBY-RUSH-SULLIVAN-GREENE-MONROE-BROWN-BARTHOLOMEW-
DECATUR-KNOX-DAVIESS-MARTIN-LAWRENCE-JACKSON-JENNINGS-
INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO...
CRAWFORDSVILLE...ANDERSON...MUNCIE...INDIANAPOLIS...TERRE HAUTE...
SHELBYVILLE...BLOOMINGTON...COLUMBUS...VINCENNES...BEDFORD...
SEYMOUR
904 PM EDT SAT OCT 1 2011

...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM EDT
SUNDAY...

A FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM EDT SUNDAY. 

* TEMPERATURES...LOW TEMPERATURES ARE FORECAST TO DROP INTO THE 
  31 TO 36 DEGREE RANGE TONIGHT. THIS COMBINED WITH MAINLY CLEAR 
  SKIES AND DIMINISHING WINDS SHOULD ALLOW FOR AREAS OF FROST 
  DEVELOPMENT. 

* IMPACTS...CROPS AND VEGETATION SUSCEPTIBLE TO FROST DAMAGE 
  COULD SUFFER IF LEFT UNPROTECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
149 
WWUS73 KIND 020644
NPWIND

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
244 AM EDT SUN OCT 2 2011

...AREAS OF FROST WILL DEVELOP EARLY THIS MORNING...

.MOSTLY CLEAR SKIES AND DIMINISHING WINDS WILL ALLOW TEMPERATURES
TO PLUMMET INTO THE LOW TO MID 30S BY EARLY THIS MORNING. THIS
WILL PROVIDE FAVORABLE CONDITIONS FOR FROST FORMATION.

INZ021-028>031-035>049-051>057-060>065-067>072-021300-
/O.CON.KIND.FR.Y.0002.111002T0700Z-111002T1300Z/
CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-FOUNTAIN-MONTGOMERY-
BOONE-TIPTON-HAMILTON-MADISON-DELAWARE-RANDOLPH-VERMILLION-PARKE-
PUTNAM-HENDRICKS-MARION-HANCOCK-HENRY-VIGO-CLAY-OWEN-MORGAN-
JOHNSON-SHELBY-RUSH-SULLIVAN-GREENE-MONROE-BROWN-BARTHOLOMEW-
DECATUR-KNOX-DAVIESS-MARTIN-LAWRENCE-JACKSON-JENNINGS-
INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO...
CRAWFORDSVILLE...ANDERSON...MUNCIE...INDIANAPOLIS...TERRE HAUTE...
SHELBYVILLE...BLOOMINGTON...COLUMBUS...VINCENNES...BEDFORD...
SEYMOUR
244 AM EDT SUN OCT 2 2011

...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING...

A FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING. 

* TEMPERATURES...LOW TEMPERATURES ARE FORECAST TO DROP INTO THE 31
  TO 36 DEGREE RANGE BY EARLY THIS MORNING. THIS COMBINED WITH
  MAINLY CLEAR SKIES AND DIMINISHING WINDS WILL ALLOW FOR AREAS OF
  FROST DEVELOPMENT.

* IMPACTS...CROPS AND VEGETATION SUSCEPTIBLE TO FROST DAMAGE 
  COULD SUFFER IF LEFT UNPROTECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

SMF
335 
WWUS73 KIND 021301
NPWIND

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
901 AM EDT SUN OCT 2 2011

INZ021-028>031-035>049-051>057-060>065-067>072-021415-
/O.EXP.KIND.FR.Y.0002.000000T0000Z-111002T1300Z/
CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-FOUNTAIN-MONTGOMERY-
BOONE-TIPTON-HAMILTON-MADISON-DELAWARE-RANDOLPH-VERMILLION-PARKE-
PUTNAM-HENDRICKS-MARION-HANCOCK-HENRY-VIGO-CLAY-OWEN-MORGAN-
JOHNSON-SHELBY-RUSH-SULLIVAN-GREENE-MONROE-BROWN-BARTHOLOMEW-
DECATUR-KNOX-DAVIESS-MARTIN-LAWRENCE-JACKSON-JENNINGS-
INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO...
CRAWFORDSVILLE...ANDERSON...MUNCIE...INDIANAPOLIS...TERRE HAUTE...
SHELBYVILLE...BLOOMINGTON...COLUMBUS...VINCENNES...BEDFORD...
SEYMOUR
901 AM EDT SUN OCT 2 2011

...FROST ADVISORY HAS EXPIRED...

THE FROST ADVISORY IS NO LONGER IN EFFECT. 

TEMPERATURES WILL WARM QUICKLY THIS MORNING...MELTING ANY FROST
THAT HAD FORMED.

$$

Nearby

Frost Advisories in Indiana, 2011Every frost advisory in 2011

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.