Alert archive / Indiana / Winter Storm Warnings in 2018

Winter Storm Warning 2, NWS Indianapolis, IN

March 20, 20185 counties in Indiana

NWS Indianapolis, IN issued this winter storm warning at Mar 20, 2018, 2:13 PM EDT for 5 counties in Indiana. It took effect at Mar 20, 2018, 8:00 PM EDT. It was in force for 17 hr. 8 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Mar 20, 2018, 2:13 PM EDT (18:13 UTC)
In effect from
Mar 20, 2018, 8:00 PM EDT
Expired
Mar 21, 2018, 12:54 PM EDT
In force
17 hr
Issued by
NWS Indianapolis, IN

Counties Bartholomew County, IN, Decatur County, IN, Jackson County, IN, Jennings County, IN, Rush County, IN

The radar

The Indianapolis radar (KIND), 74 km from the middle of the area, began a volume at 18:14 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.

What was reported inside it

TimeReportWhereRemark
Mar 20, 8:08 PM EDTSNOW 3Vallonia, IN
Mar 20, 10:33 PM EDTSNOW 12 Wnw North Vernon, IN
Mar 21, 7:38 AM EDTSNOW 3.5Elizabethtown, INRELAYED VIA CBS4. STILL SNOWING.
Mar 21, 8:00 AM EDTSNOW 4Columbus, INRELAYED VIA CBS4. STILL SNOWING.
Mar 21, 8:31 AM EDTSNOW 4Greensburg, INRELAYED VIA CBS4. STILL SNOWING.
Mar 21, 8:45 AM EDTSNOW 52 S Greensburg, INSTILL SNOWING.
Mar 21, 9:00 AM EDTSNOW 4Millhousen, IN
Mar 21, 10:30 AM EDTSNOW 6Greensburg, INRELAYED VIA CBS4.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.2 hours before the alert went out and 166 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 12:00Z on 2018-03-20Temperature 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, Cncnati-Daytn, OH at 12:00Z on 2018-03-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 44 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
556 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
44 m²/s²
0-3 km storm-relative helicity
121 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

685 
WWUS43 KIND 201813
WSWIND

URGENT - WINTER WEATHER MESSAGE
National Weather Service Indianapolis IN
213 PM EDT Tue Mar 20 2018

...Winter Weather Returns to Central Indiana...

INZ057-064-065-071-072-210215-
/O.UPG.KIND.WW.Y.0008.180321T0000Z-180321T1800Z/
/O.NEW.KIND.WS.W.0002.180321T0000Z-180321T1800Z/
Rush-Bartholomew-Decatur-Jackson-Jennings-
Including the cities of Columbus and Seymour
213 PM EDT Tue Mar 20 2018

...WINTER STORM WARNING IN EFFECT FROM 8 PM THIS EVENING TO 2 PM
EDT WEDNESDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 4 to 6 
  inches are expected.

* WHERE...Rush, Bartholomew, Decatur, Jackson and Jennings 
  Counties.

* WHEN...From 8 PM this evening to 2 PM EDT Wednesday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions. 
  Expect significant reductions in visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. The latest road conditions for
Indiana can be obtained by
calling 1 800 2 6 1 7 6 2 3

&&

$$

INZ055-062-063-069-070-210215-
/O.EXA.KIND.WW.Y.0008.180321T0000Z-180321T1800Z/
Johnson-Monroe-Brown-Martin-Lawrence-
Including the cities of Bloomington and Bedford
213 PM EDT Tue Mar 20 2018

...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO
2 PM EDT WEDNESDAY...

* WHAT...Snow expected. Total snow accumulations of 2 to 4 
  inches are expected.

* WHERE...Johnson, Monroe, Brown, Martin and Lawrence Counties.

* WHEN...From 8 PM this evening to 2 PM EDT Wednesday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Expect 
  reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving. The
latest road conditions for Indiana can be obtained by
calling 1 800 2 6 1 7 6 2 3

&&

$$

INZ041-042-048-049-056-210215-
/O.CON.KIND.WW.Y.0008.180321T0000Z-180321T1800Z/
Delaware-Randolph-Hancock-Henry-Shelby-
Including the cities of Muncie and Shelbyville
213 PM EDT Tue Mar 20 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 PM THIS
EVENING TO 2 PM EDT WEDNESDAY...

* WHAT...Snow expected. Total snow accumulations of 2 to 4 
  inches are expected.

* WHERE...Portions of central, east central, south central and 
  southeast Indiana.

* WHEN...From 8 PM this evening to 2 PM EDT Wednesday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Expect 
  reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving. The
latest road conditions for Indiana can be obtained by
calling 1 800 2 6 1 7 6 2 3

&&

$$

For more information from the National Weather Service visit
http://weather.gov/ind

TDUD
4 follow-up statements
940 
WWUS43 KIND 210134
WSWIND

URGENT - WINTER WEATHER MESSAGE
National Weather Service Indianapolis IN
934 PM EDT Tue Mar 20 2018

INZ057-064-065-071-072-210945-
/O.CON.KIND.WS.W.0002.000000T0000Z-180321T1800Z/
Rush-Bartholomew-Decatur-Jackson-Jennings-
Including the cities of Columbus and Seymour
934 PM EDT Tue Mar 20 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM EDT
WEDNESDAY...

* WHAT...Heavy snow. Total snow accumulations of 4 to 6 inches 
  are expected.

* WHERE...Rush, Bartholomew, Decatur, Jackson and Jennings 
  Counties.

* WHEN...Until 2 PM EDT Wednesday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions. 
  Expect significant reductions in visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. The latest road conditions for
Indiana can be obtained by
calling 1 800 2 6 1 7 6 2 3

&&

$$

INZ041-042-048-049-055-056-062-063-069-070-210945-
/O.CON.KIND.WW.Y.0008.000000T0000Z-180321T1800Z/
Delaware-Randolph-Hancock-Henry-Johnson-Shelby-Monroe-Brown-
Martin-Lawrence-
Including the cities of Muncie, Shelbyville, Bloomington, 
and Bedford
934 PM EDT Tue Mar 20 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT
WEDNESDAY...

* WHAT...Snow. Total snow accumulations of 2 to 5 inches are 
  expected.

* WHERE...Portions of central, east central, south central and 
  southwest Indiana.

* WHEN...Until 2 PM EDT Wednesday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Expect 
  reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving. The
latest road conditions for Indiana can be obtained by
calling 1 800 2 6 1 7 6 2 3

&&

$$

For more information from the National Weather Service visit
http://weather.gov/ind
845 
WWUS43 KIND 210802
WSWIND

URGENT - WINTER WEATHER MESSAGE
National Weather Service Indianapolis IN
402 AM EDT Wed Mar 21 2018

INZ057-064-065-071-072-211615-
/O.CON.KIND.WS.W.0002.000000T0000Z-180321T1800Z/
Rush-Bartholomew-Decatur-Jackson-Jennings-
Including the cities of Columbus and Seymour
402 AM EDT Wed Mar 21 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...

* WHAT...Heavy snow. Additional snow accumulations of 1 to 3 
  inches are expected.

* WHERE...Rush, Bartholomew, Decatur, Jackson and Jennings 
  Counties.

* WHEN...Until 2 PM EDT this afternoon.

* ADDITIONAL DETAILS...Plan on difficult travel conditions, 
  including during the morning commute. Expect significant 
  reductions in visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. The latest road conditions for
Indiana can be obtained by
calling 1 800 2 6 1 7 6 2 3

&&

$$

INZ041-042-048-049-055-056-062-063-069-070-211615-
/O.CON.KIND.WW.Y.0008.000000T0000Z-180321T1800Z/
Delaware-Randolph-Hancock-Henry-Johnson-Shelby-Monroe-Brown-
Martin-Lawrence-
Including the cities of Muncie, Shelbyville, Bloomington, 
and Bedford
402 AM EDT Wed Mar 21 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...

* WHAT...Snow. Additional snow accumulations of 1 to 2 inches are
  expected.

* WHERE...Portions of central, east central, south central and 
  southwest Indiana.

* WHEN...Until 2 PM EDT this afternoon.

* ADDITIONAL DETAILS...Plan on slippery road conditions, 
  including during the morning commute. Expect reduced 
  visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving. The
latest road conditions for Indiana can be obtained by
calling 1 800 2 6 1 7 6 2 3

&&

$$

For more information from the National Weather Service visit
http://weather.gov/ind
722 
WWUS43 KIND 211416
WSWIND

URGENT - WINTER WEATHER MESSAGE
National Weather Service Indianapolis IN
1016 AM EDT Wed Mar 21 2018

...Winter Storm slowly exiting...

INZ057-064-065-071-072-211800-
/O.CON.KIND.WS.W.0002.000000T0000Z-180321T1800Z/
Rush-Bartholomew-Decatur-Jackson-Jennings-
Including the cities of Columbus and Seymour
1016 AM EDT Wed Mar 21 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...

* WHAT...Heavy snow. Additional snow accumulations of up to one 
  inch are expected.

* WHERE...Rush, Bartholomew, Decatur, Jackson and Jennings 
  Counties.

* WHEN...Until 2 PM EDT this afternoon.

* ADDITIONAL DETAILS...Plan on difficult travel conditions. 
  Expect significant reductions in visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. The latest road conditions for
Indiana can be obtained by
calling 1 800 2 6 1 7 6 2 3

&&

$$

INZ041-042-048-049-055-056-062-063-069-070-211800-
/O.CON.KIND.WW.Y.0008.000000T0000Z-180321T1800Z/
Delaware-Randolph-Hancock-Henry-Johnson-Shelby-Monroe-Brown-
Martin-Lawrence-
Including the cities of Muncie, Shelbyville, Bloomington, 
and Bedford
1016 AM EDT Wed Mar 21 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...

* WHAT...Snow. Additional snow accumulations of up to one inch 
  are expected.

* WHERE...Portions of central, east central, south central and 
  southwest Indiana.

* WHEN...Until 2 PM EDT this afternoon.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Expect 
  reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving. The
latest road conditions for Indiana can be obtained by
calling 1 800 2 6 1 7 6 2 3

&&

$$

For more information from the National Weather Service visit
http://weather.gov/ind
449 
WWUS43 KIND 211654
WSWIND

URGENT - WINTER WEATHER MESSAGE
National Weather Service Indianapolis IN
1254 PM EDT Wed Mar 21 2018

...Winter Storm Warning has been cancelled...

INZ057-064-065-071-072-211800-
/O.CAN.KIND.WS.W.0002.000000T0000Z-180321T1800Z/
Rush-Bartholomew-Decatur-Jackson-Jennings-
Including the cities of Columbus and Seymour
1254 PM EDT Wed Mar 21 2018

...WINTER STORM WARNING IS CANCELLED...

Accumulating snow for this event across central Indiana has ended.
Thus the Winter Storm warning has been cancelled.

$$

INZ041-042-048-049-055-056-062-063-069-070-211800-
/O.CAN.KIND.WW.Y.0008.000000T0000Z-180321T1800Z/
Delaware-Randolph-Hancock-Henry-Johnson-Shelby-Monroe-Brown-
Martin-Lawrence-
Including the cities of Muncie, Shelbyville, Bloomington, 
and Bedford
1254 PM EDT Wed Mar 21 2018

...WINTER WEATHER ADVISORY IS CANCELLED...

Accumulating snow for this event across central Indiana has ended.
Thus the Winter Storm warning has been cancelled.

$$

For more information from the National Weather Service visit
http://weather.gov/ind

PUMA

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 20, 3:36 AM EDTWinter Weather AdvisoryINDBartholomew, Brown, Decatur, Delaware, Hancock, Henry and 9 more33 hr

Nearby

Winter Storm Warnings in Indiana, 2018Every winter storm warning in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.