Alert archive / Indiana / Frost Advisories in 2017

Frost Advisory 2, NWS Indianapolis, IN

May 7, 201715 counties in Indiana

NWS Indianapolis, IN issued this frost advisory at May 7, 2017, 3:28 AM EDT for 15 counties in Indiana. It took effect at May 8, 2017, 2:00 AM EDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
May 7, 2017, 3:28 AM EDT (07:28 UTC)
In effect from
May 8, 2017, 2:00 AM EDT
Expired
May 8, 2017, 8:00 AM EDT
In force
6 hr
Issued by
NWS Indianapolis, IN

Counties Boone County, IN, Carroll County, IN, Clinton County, IN, Decatur County, IN, Delaware County, IN, Hamilton County, IN, Hancock County, IN, Henry County, IN, Howard County, IN, Madison County, IN, Randolph County, IN, Rush County, IN, Shelby County, IN, Tippecanoe County, IN, Tipton County, IN

The radar

The Indianapolis radar (KIND), 51 km from the middle of the area, began a volume at 07:29 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

Cncnati-Daytn, OH (KILN), 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, Cncnati-Daytn, OH at 00:00Z on 2017-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 7 joules per kilogram.LCLLFCEL10008507005003002001001 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, Cncnati-Daytn, OH at 00:00Z on 2017-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 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
7 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
1697 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
72 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

240 
WWUS73 KIND 070728
NPWIND

URGENT - WEATHER MESSAGE
National Weather Service Indianapolis IN
328 AM EDT Sun May 7 2017

INZ021-031-038>042-048-049-056-057-065-071530-
/O.NEW.KIND.FR.Y.0002.170508T0600Z-170508T1200Z/
Carroll-Howard-Tipton-Hamilton-Madison-Delaware-Randolph-Hancock-
Henry-Shelby-Rush-Decatur-
Including the cities of Kokomo, Anderson, Muncie, and Shelbyville
328 AM EDT Sun May 7 2017

...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM EDT MONDAY...

The National Weather Service in Indianapolis has issued a Frost
Advisory, which is in effect from 2 AM to 8 AM EDT Monday. 

* TEMPERATURE...Lower to middle 30s.

* IMPACTS...Plants sensitive to frost could be damaged or killed 
if not protected or brought inside.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Frost Advisory means that widespread frost is expected.
Sensitive outdoor plants may be killed if left uncovered.

&&

$$

50
4 follow-up statements
493 
WWUS73 KIND 071945
NPWIND

URGENT - WEATHER MESSAGE
National Weather Service Indianapolis IN
345 PM EDT Sun May 7 2017

...FROST ADVISORY REMAINS IN EFFECT...

INZ021-031-038>042-048-049-056-057-065-080345-
/O.CON.KIND.FR.Y.0002.170508T0600Z-170508T1200Z/
Carroll-Howard-Tipton-Hamilton-Madison-Delaware-Randolph-Hancock-
Henry-Shelby-Rush-Decatur-
Including the cities of Kokomo, Anderson, Muncie, and Shelbyville
345 PM EDT Sun May 7 2017

...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT
MONDAY...

* TEMPERATURE...Lower to middle 30s.

* IMPACTS...Plants sensitive to frost could be damaged or killed 
  if not protected or brought inside.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Frost Advisory means that widespread frost is expected.
Sensitive outdoor plants may be killed if left uncovered.

&&

$$

TDUD
094 
WWUS73 KIND 080003
NPWIND

URGENT - WEATHER MESSAGE
National Weather Service Indianapolis IN
803 PM EDT Sun May 7 2017

...FROST ADVISORY REMAINS IN EFFECT...

INZ029-030-037-080815-
/O.EXA.KIND.FR.Y.0002.170508T0600Z-170508T1200Z/
Tippecanoe-Clinton-Boone-
Including the cities of Lafayette and Frankfort
803 PM EDT Sun May 7 2017

...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM EDT MONDAY...

The National Weather Service in Indianapolis has issued a Frost
Advisory, which is in effect from 2 AM to 8 AM EDT Monday. 

* TEMPERATURE...Lower to middle 30s.

* IMPACTS...Plants sensitive to frost could be damaged or killed 
  if not protected or brought inside. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Frost Advisory means that widespread frost is expected.
Sensitive outdoor plants may be killed if left uncovered.

&&

$$

INZ021-031-038>042-048-049-056-057-065-080815-
/O.CON.KIND.FR.Y.0002.170508T0600Z-170508T1200Z/
Carroll-Howard-Tipton-Hamilton-Madison-Delaware-Randolph-Hancock-
Henry-Shelby-Rush-Decatur-
Including the cities of Kokomo, Anderson, Muncie, and Shelbyville
803 PM EDT Sun May 7 2017

...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT
MONDAY...

* TEMPERATURE...Lower to middle 30s.

* IMPACTS...Plants sensitive to frost could be damaged or killed 
  if not protected or brought inside. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Frost Advisory means that widespread frost is expected.
Sensitive outdoor plants may be killed if left uncovered.

&&

$$
115 
WWUS73 KIND 080728
NPWIND

URGENT - WEATHER MESSAGE
National Weather Service Indianapolis IN
328 AM EDT Mon May 8 2017

...FROST ADVISORY REMAINS IN EFFECT...

INZ021-029>031-037>042-048-049-056-057-065-081200-
/O.CON.KIND.FR.Y.0002.000000T0000Z-170508T1200Z/
Carroll-Tippecanoe-Clinton-Howard-Boone-Tipton-Hamilton-Madison-
Delaware-Randolph-Hancock-Henry-Shelby-Rush-Decatur-
Including the cities of Lafayette, Frankfort, Kokomo, Anderson, 
Muncie, and Shelbyville
328 AM EDT Mon May 8 2017

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

* TEMPERATURE...Lower to middle 30s.

* IMPACTS...Plants sensitive to frost could be damaged or killed 
  if not protected or brought inside. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Frost Advisory means that widespread frost is expected.
Sensitive outdoor plants may be killed if left uncovered.

&&

$$
471 
WWUS73 KIND 081158
NPWIND

URGENT - WEATHER MESSAGE
National Weather Service Indianapolis IN
758 AM EDT Mon May 8 2017

INZ021-029>031-037>042-048-049-056-057-065-081300-
/O.EXP.KIND.FR.Y.0002.000000T0000Z-170508T1200Z/
Carroll-Tippecanoe-Clinton-Howard-Boone-Tipton-Hamilton-Madison-
Delaware-Randolph-Hancock-Henry-Shelby-Rush-Decatur-
Including the cities of Lafayette, Frankfort, Kokomo, Anderson, 
Muncie, and Shelbyville
758 AM EDT Mon May 8 2017

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

Temperatures are beginning to rise this morning into the upper 30s
and lower 40s across much of the northeast part of central
Indiana. Therefore...the frost advisory will be allowed to expire
at 8 am.

$$

Ryan

Nearby

Frost Advisories in Indiana, 2017Every frost advisory in 2017

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.