Alert archive / Indiana / Freeze Warnings in 2012

Freeze Warning 2, NWS Indianapolis, IN

April 5, 201220 counties in Indiana

NWS Indianapolis, IN issued this freeze warning at Apr 5, 2012, 2:46 PM EDT for 20 counties in Indiana. It took effect at Apr 6, 2012, 3:00 AM EDT. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 5, 2012, 2:46 PM EDT (18:46 UTC)
In effect from
Apr 6, 2012, 3:00 AM EDT
Expired
Apr 6, 2012, 9:00 AM EDT
In force
6 hr
Issued by
NWS Indianapolis, IN

Counties Boone County, IN, Carroll County, IN, Clinton County, IN, Delaware County, IN, Fountain County, IN, Hamilton County, IN, Hancock County, IN, Hendricks County, IN, Henry County, IN, Howard County, IN, Madison County, IN, Montgomery County, IN, Parke County, IN, Putnam County, IN, Randolph County, IN, Rush County, IN, Tippecanoe County, IN, Tipton County, IN, Vermillion County, IN, Warren County, IN

The radar

The Indianapolis radar (KIND), 42 km from the middle of the area, began a volume at 18:48 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 12:00Z, 6.8 hours before the alert went out and 192 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 12:00Z on 2012-04-05Temperature 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 12:00Z on 2012-04-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.193958Sfc1 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
1758 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
60 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.

575 
WWUS73 KIND 051846
NPWIND

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
246 PM EDT THU APR 5 2012

...SUBFREEZING TEMPERATURES EXPECTED ACROSS PORTIONS OF CENTRAL
INDIANA LATE TONIGHT INTO EARLY FRIDAY MORNING AND AGAIN LATE
FRIDAY NIGHT AND EARLY SATURDAY MORNING...

.AN UPPER LOW PULLING AWAY TO THE SOUTHEAST WILL BRING COLD
TEMPERATURES SPILLING DOWN FROM THE NORTH TONIGHT THROUGH EARLY
FRIDAY. THIS WILL RESULT IN LOW TEMPERATURES AT OR BELOW FREEZING
ACROSS MUCH OF CENTRAL INDIANA MAINLY ALONG AND NORTH OF
INTERSTATE 70. NORTHEAST WINDS AROUND 10 MPH WILL KEEP FROST
DEVELOPMENT LARGELY CONFINED TO LOCALIZED OR SHELTERED AREAS. 

THE POTENTIAL FOR A MORE WIDESPREAD FROST IS EXPECTED FRIDAY NIGHT
AS TEMPERATURES FALL INTO THE LOWER 30S WITH LIGHT WINDS.

INZ021-029>031-037>042-048-049-057-060300-
/O.UPG.KIND.FR.Y.0002.120406T0800Z-120406T1300Z/
/O.NEW.KIND.FZ.W.0002.120406T0700Z-120406T1300Z/
/O.NEW.KIND.FZ.A.0003.120407T0600Z-120407T1300Z/
CARROLL-TIPPECANOE-CLINTON-HOWARD-BOONE-TIPTON-HAMILTON-MADISON-
DELAWARE-RANDOLPH-HANCOCK-HENRY-RUSH-
INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO...
ANDERSON...MUNCIE
246 PM EDT THU APR 5 2012

...FREEZE WARNING IN EFFECT FROM 3 AM TO 9 AM EDT FRIDAY...
...FREEZE WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 3 AM TO 9 AM EDT FRIDAY. A
FREEZE WATCH HAS ALSO BEEN ISSUED FOR LATE FRIDAY NIGHT AND EARLY
SATURDAY MORNING. THE FROST ADVISORY IS NO LONGER IN EFFECT.

* TEMPERATURES: 30 TO 33 DEGREES.

* WINDS: AROUND 10 MPH.

* IMPACTS: SENSITIVE OUTDOOR AND NEWLY BUDDED PLANTS MAY BE
  DAMAGED OR KILLED IF LEFT UNCOVERED.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

INZ028-035-036-043>046-060300-
/O.UPG.KIND.FR.Y.0002.120406T0800Z-120406T1300Z/
/O.NEW.KIND.FZ.W.0002.120406T0700Z-120406T1300Z/
WARREN-FOUNTAIN-MONTGOMERY-VERMILLION-PARKE-PUTNAM-HENDRICKS-
INCLUDING THE CITY OF...CRAWFORDSVILLE
246 PM EDT THU APR 5 2012

...FREEZE WARNING IN EFFECT FROM 3 AM TO 9 AM EDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 3 AM TO 9 AM EDT FRIDAY. THE
FROST ADVISORY IS NO LONGER IN EFFECT. 

* TEMPERATURES: 31 TO 33 DEGREES.

* WINDS: AROUND 10 MPH.

* IMPACTS: SENSITIVE OUTDOOR AND NEWLY BUDDED PLANTS MAY BE
  DAMAGED OR KILLED IF LEFT UNCOVERED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

INZ055-056-064-065-072-060300-
/O.NEW.KIND.FZ.A.0003.120407T0600Z-120407T1300Z/
JOHNSON-SHELBY-BARTHOLOMEW-DECATUR-JENNINGS-
INCLUDING THE CITIES OF...SHELBYVILLE...COLUMBUS
246 PM EDT THU APR 5 2012

...FREEZE WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A FREEZE
WATCH...WHICH IS IN EFFECT FROM LATE FRIDAY NIGHT THROUGH
SATURDAY MORNING. 

* TIMING: AFTER MIDNIGHT FRIDAY NIGHT THROUGH EARLY SATURDAY MORNING

* TEMPERATURES: 30 TO 33 DEGREES

* IMPACTS: NEWLY BUDDING PLANTS WILL REMAIN VERY SUSCEPTIBLE TO
  DAMAGE WITH FREEZING AND SUB-FREEZING TEMPERATURES.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

RYAN
3 follow-up statements
027 
WWUS73 KIND 060130
NPWIND

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
930 PM EDT THU APR 5 2012

...SUBFREEZING TEMPERATURES EXPECTED ACROSS PORTIONS OF CENTRAL
INDIANA LATE TONIGHT INTO EARLY FRIDAY MORNING AND AGAIN LATE
FRIDAY NIGHT AND EARLY SATURDAY MORNING...

.AN UPPER LOW PULLING AWAY TO THE SOUTHEAST WILL BRING COLD
TEMPERATURES SPILLING DOWN FROM THE NORTH TONIGHT THROUGH EARLY
FRIDAY. THIS WILL RESULT IN LOW TEMPERATURES AT OR BELOW FREEZING
ACROSS MUCH OF CENTRAL INDIANA MAINLY ALONG AND NORTH OF
INTERSTATE 70. NORTHEAST WINDS AROUND 10 MPH WILL KEEP FROST
DEVELOPMENT LARGELY CONFINED TO LOCALIZED OR SHELTERED AREAS.

THE POTENTIAL FOR A MORE WIDESPREAD FROST IS EXPECTED FRIDAY
NIGHT AS TEMPERATURES FALL INTO THE LOWER 30S WITH LIGHT WINDS.

INZ021-029>031-037>042-048-049-057-060930-
/O.CON.KIND.FZ.W.0002.120406T0700Z-120406T1300Z/
/O.CON.KIND.FZ.A.0003.120407T0600Z-120407T1300Z/
CARROLL-TIPPECANOE-CLINTON-HOWARD-BOONE-TIPTON-HAMILTON-MADISON-
DELAWARE-RANDOLPH-HANCOCK-HENRY-RUSH-
INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO...
ANDERSON...MUNCIE
930 PM EDT THU APR 5 2012

...FREEZE WARNING REMAINS IN EFFECT FROM 3 AM TO 9 AM EDT
FRIDAY...
...FREEZE WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT THROUGH
SATURDAY MORNING...

* TEMPERATURES: 30 TO 33 DEGREES.

* WINDS: AROUND 10 MPH.

* IMPACTS: SENSITIVE OUTDOOR AND NEWLY BUDDED PLANTS MAY BE 
  DAMAGED OR KILLED IF LEFT UNCOVERED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

INZ028-035-036-043>046-060930-
/O.CON.KIND.FZ.W.0002.120406T0700Z-120406T1300Z/
WARREN-FOUNTAIN-MONTGOMERY-VERMILLION-PARKE-PUTNAM-HENDRICKS-
INCLUDING THE CITY OF...CRAWFORDSVILLE
930 PM EDT THU APR 5 2012

...FREEZE WARNING REMAINS IN EFFECT FROM 3 AM TO 9 AM EDT
FRIDAY...

* TEMPERATURES: 31 TO 33 DEGREES.

* WINDS: AROUND 10 MPH.

* IMPACTS: SENSITIVE OUTDOOR AND NEWLY BUDDED PLANTS MAY BE 
  DAMAGED OR KILLED IF LEFT UNCOVERED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

INZ055-056-064-065-072-060930-
/O.CON.KIND.FZ.A.0003.120407T0600Z-120407T1300Z/
JOHNSON-SHELBY-BARTHOLOMEW-DECATUR-JENNINGS-
INCLUDING THE CITIES OF...SHELBYVILLE...COLUMBUS
930 PM EDT THU APR 5 2012

...FREEZE WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT THROUGH
SATURDAY MORNING...

* TIMING: AFTER MIDNIGHT FRIDAY NIGHT THROUGH EARLY SATURDAY 
  MORNING

* TEMPERATURES: 30 TO 33 DEGREES

* IMPACTS: NEWLY BUDDING PLANTS WILL REMAIN VERY SUSCEPTIBLE TO 
  DAMAGE WITH FREEZING AND SUB-FREEZING TEMPERATURES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

JH
073 
WWUS73 KIND 060808
NPWIND

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
408 AM EDT FRI APR 6 2012

...SUBFREEZING TEMPERATURES EXPECTED ACROSS PORTIONS OF CENTRAL
INDIANA EARLY THIS MORNING AND AGAIN LATE TONIGHT AND EARLY
SATURDAY.

.CANADIAN AIR MOVED INTO INDIANA THURSDAY. THIS AIR WAS COLD
ENOUGH SO THAT TEMPERATURES WILL BE NEAR FREEZING EARLY THIS
MORNING IN PARTS OF CENTRAL INDIANA. FREEZING WILL BE MOST LIKELY
NORTHEAST OF A LINE FROM LAFAYETTE...TO INDIANAPOLIS...TO RUSHVILLE.
ELSEWHERE...TEMPERATURES WILL NOT GET QUITE SO COLD BUT THERE MAY
STILL BE PATCHY FROST.

FREEZING TEMPERATURES OR FROST MAY RECUR TONIGHT.

INZ029-061615-
/O.CAN.KIND.FZ.W.0002.000000T0000Z-120406T1300Z/
/O.CON.KIND.FZ.A.0003.120407T0600Z-120407T1300Z/
TIPPECANOE-
INCLUDING THE CITY OF...LAFAYETTE
408 AM EDT FRI APR 6 2012

...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
SATURDAY MORNING...
...FREEZE WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS CANCELLED THE
FREEZE WARNING. A FREEZE WATCH REMAINS IN EFFECT FROM LATE
TONIGHT THROUGH SATURDAY MORNING. 

IMPACTS: SENSITIVE OUTDOOR AND NEWLY BUDDED PLANTS MAY BE DAMAGED
OR KILLED IF LEFT UNCOVERED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

INZ028-035-036-043>045-060915-
/O.CAN.KIND.FZ.W.0002.000000T0000Z-120406T1300Z/
WARREN-FOUNTAIN-MONTGOMERY-VERMILLION-PARKE-PUTNAM-
INCLUDING THE CITY OF...CRAWFORDSVILLE
408 AM EDT FRI APR 6 2012

...FREEZE WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS CANCELLED THE
FREEZE WARNING. 

TEMPERATURES THIS MORNING WILL BE SLIGHTLY WARMER THAN EARLIER
FORECAST...BUT PATCHES OF FROST COULD STILL DEVELOP.

$$

INZ021-030-031-037>042-048-049-057-061615-
/O.CON.KIND.FZ.W.0002.000000T0000Z-120406T1300Z/
/O.CON.KIND.FZ.A.0003.120407T0600Z-120407T1300Z/
CARROLL-CLINTON-HOWARD-BOONE-TIPTON-HAMILTON-MADISON-DELAWARE-
RANDOLPH-HANCOCK-HENRY-RUSH-
INCLUDING THE CITIES OF...FRANKFORT...KOKOMO...ANDERSON...MUNCIE
408 AM EDT FRI APR 6 2012

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING...
...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
SATURDAY MORNING...

A FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING. A
FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
MORNING. 

* IMPACTS: SENSITIVE OUTDOOR AND NEWLY BUDDED PLANTS MAY BE 
  DAMAGED OR KILLED IF LEFT UNCOVERED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

INZ046-061300-
/O.CON.KIND.FZ.W.0002.000000T0000Z-120406T1300Z/
HENDRICKS-
408 AM EDT FRI APR 6 2012

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING...

A FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING. 

* IMPACTS: SENSITIVE OUTDOOR AND NEWLY BUDDED PLANTS MAY BE 
  DAMAGED OR KILLED IF LEFT UNCOVERED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

INZ055-056-064-065-072-061615-
/O.CON.KIND.FZ.A.0003.120407T0600Z-120407T1300Z/
JOHNSON-SHELBY-BARTHOLOMEW-DECATUR-JENNINGS-
INCLUDING THE CITIES OF...SHELBYVILLE...COLUMBUS
408 AM EDT FRI APR 6 2012

...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
SATURDAY MORNING...

A FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
SATURDAY MORNING. 

* IMPACTS: NEWLY BUDDING PLANTS WILL REMAIN VERY SUSCEPTIBLE TO 
  DAMAGE WITH FREEZING AND SUB-FREEZING TEMPERATURES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$
500 
WWUS73 KIND 061301
NPWIND

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
901 AM EDT FRI APR 6 2012

...SUBFREEZING TEMPERATURES EXPECTED ACROSS PORTIONS OF CENTRAL
INDIANA LATE TONIGHT AND EARLY SATURDAY.

.CANADIAN AIR MOVED INTO INDIANA THURSDAY. THIS AIR WILL REMAIN IN
PLACE INTO TONIGHT ALLOWING FOR ANOTHER THREAT FOR AREAS OF FROST
OR FREEZE.

INZ021-030-031-037>042-048-049-057-062115-
/O.EXP.KIND.FZ.W.0002.000000T0000Z-120406T1300Z/
/O.CON.KIND.FZ.A.0003.120407T0600Z-120407T1300Z/
CARROLL-CLINTON-HOWARD-BOONE-TIPTON-HAMILTON-MADISON-DELAWARE-
RANDOLPH-HANCOCK-HENRY-RUSH-
INCLUDING THE CITIES OF...FRANKFORT...KOKOMO...ANDERSON...MUNCIE
901 AM EDT FRI APR 6 2012

...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
SATURDAY MORNING...
...FREEZE WARNING WILL EXPIRE AT 9 AM EDT THIS MORNING...

THE FREEZE WARNING WILL EXPIRE AT 9 AM EDT THIS MORNING. A FREEZE
WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
MORNING. 

* IMPACTS: SENSITIVE OUTDOOR AND NEWLY BUDDED PLANTS MAY BE
  DAMAGED OR KILLED IF LEFT UNCOVERED TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

INZ046-061415-
/O.EXP.KIND.FZ.W.0002.000000T0000Z-120406T1300Z/
HENDRICKS-
901 AM EDT FRI APR 6 2012

...FREEZE WARNING WILL EXPIRE AT 9 AM EDT THIS MORNING...

THE FREEZE WARNING WILL EXPIRE AT 9 AM EDT THIS MORNING. 


$$

INZ029-055-056-064-065-072-062115-
/O.CON.KIND.FZ.A.0003.120407T0600Z-120407T1300Z/
TIPPECANOE-JOHNSON-SHELBY-BARTHOLOMEW-DECATUR-JENNINGS-
INCLUDING THE CITIES OF...LAFAYETTE...SHELBYVILLE...COLUMBUS
901 AM EDT FRI APR 6 2012

...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
SATURDAY MORNING...

A FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
SATURDAY MORNING. 

* IMPACTS: NEWLY BUDDING PLANTS WILL REMAIN VERY SUSCEPTIBLE TO 
  DAMAGE WITH FREEZING AND SUB-FREEZING TEMPERATURES TONIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

AB/RYAN

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 5, 3:16 AM EDTFrost AdvisoryINDBoone, Carroll, Clinton, Delaware, Fountain, Hamilton and 14 more12 hr
Apr 5, 2:46 PM EDTFreeze WatchINDBartholomew, Boone, Carroll, Clinton, Decatur, Delaware and 12 more25 hr

Nearby

Freeze Warnings in Indiana, 2012Every freeze warning 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.