Alert archive / Indiana / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 13, NWS Indianapolis, IN

March 1, 20174 counties in Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 1, 2017, 4:50 AM EST for 4 counties in Indiana. It was in force for 20 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 1, 2017, 4:50 AM EST (09:50 UTC)
Expired
Mar 1, 2017, 5:10 AM EST
In force
20 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Clay County, IN, Morgan County, IN, Owen County, IN, Putnam County, IN

The radar

The Indianapolis radar (KIND), 45 km from the middle of the area, began a volume at 09:53 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Feb 28, 9:29 PM ESTTornado WatchSPC12 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 9.8 hours before the alert went out and 181 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 2017-03-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 687 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, Lincoln, IL at 00:00Z on 2017-03-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 395 square meters per square second.1939587897117136Sfc1 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
687 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
887 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
395 m²/s²
0-3 km storm-relative helicity
431 m²/s²
Significant tornado parameter
1.6
Supercell composite
6.7

Open this sounding in Storm Lab

The text

As transmitted.

083 
WUUS53 KIND 010950
SVRIND
INC021-109-119-133-011030-
/O.NEW.KIND.SV.W.0013.170301T0950Z-170301T1030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Indianapolis IN
450 AM EST WED MAR 1 2017

The National Weather Service in Indianapolis has issued a

* Severe Thunderstorm Warning for...
  Western Morgan County in central Indiana...
  East central Clay County in west central Indiana...
  Northern Owen County in west central Indiana...
  Southern Putnam County in west central Indiana...

* Until 530 AM EST.

* At 449 AM EST, a severe thunderstorm was located 11 miles northwest
  of Spencer, or 24 miles east of Terre Haute, moving east at 60 mph.

  HAZARD...60 mph wind gusts. 

  SOURCE...Radar indicated. 

  IMPACT...Expect damage to roofs, siding, and trees. 

* Locations impacted include...
  Spencer, Cloverdale, Gosport, Paragon, Bowling Green, Quincy,
  McCormicks Creek State Park, Belle Union, Patricksburg, Little
  Point, Eminence, Cagles Mill Lake and Devore.

This includes Interstate 70 between mile markers 26 and 53.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3965 8669 3963 8669 3963 8664 3960 8665
      3960 8660 3935 8643 3934 8649 3934 8663
      3936 8665 3934 8666 3933 8666 3934 8669
      3930 8669 3924 8697 3947 8708
TIME...MOT...LOC 0949Z 249DEG 54KT 3938 8694 

HAIL...<.75IN
WIND...60MPH
 
$$

TDUD
2 follow-up statements
591 
WWUS53 KIND 010958
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
458 AM EST WED MAR 1 2017

INC021-011007-
/O.CAN.KIND.SV.W.0013.000000T0000Z-170301T1030Z/
Clay IN-
458 AM EST WED MAR 1 2017

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL CLAY COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3965 8669 3963 8669 3963 8664 3960 8665
      3960 8660 3935 8643 3934 8649 3934 8663
      3936 8665 3933 8666 3934 8669 3930 8669
      3927 8684 3945 8694 3947 8694 3947 8696
      3951 8698
TIME...MOT...LOC 0957Z 249DEG 54KT 3943 8678 

$$

INC109-119-133-011030-
/O.CON.KIND.SV.W.0013.000000T0000Z-170301T1030Z/
Morgan IN-Owen IN-Putnam IN-
458 AM EST WED MAR 1 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 AM EST
FOR WESTERN MORGAN...NORTHEASTERN OWEN AND SOUTHERN PUTNAM
COUNTIES...

At 457 AM EST, a severe thunderstorm was located 9 miles north of
Spencer, or 22 miles northwest of Bloomington, moving east at 60 mph.

HAZARD...60 mph wind gusts. 

SOURCE...Radar indicated. 

IMPACT...Expect damage to roofs, siding, and trees. 

Locations impacted include...
Spencer, Cloverdale, Gosport, Paragon, Quincy, McCormicks Creek State
Park, Little Point, Eminence, Cagles Mill Lake, Devore and Belle
Union.

This includes Interstate 70 between mile markers 32 and 53.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3965 8669 3963 8669 3963 8664 3960 8665
      3960 8660 3935 8643 3934 8649 3934 8663
      3936 8665 3933 8666 3934 8669 3930 8669
      3927 8684 3945 8694 3947 8694 3947 8696
      3951 8698
TIME...MOT...LOC 0957Z 249DEG 54KT 3943 8678 

HAIL...<.75IN
WIND...60MPH
 
$$

TDUD
766 
WWUS53 KIND 011010
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
510 AM EST WED MAR 1 2017

INC109-119-133-011019-
/O.CAN.KIND.SV.W.0013.000000T0000Z-170301T1030Z/
Morgan IN-Owen IN-Putnam IN-
510 AM EST WED MAR 1 2017

...THE SEVERE THUNDERSTORM WARNING FOR WESTERN MORGAN...NORTHEASTERN
OWEN AND SOUTHERN PUTNAM COUNTIES IS CANCELLED...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled.

A tornado watch remains in effect until 900 AM EST for central, south
central and west central Indiana.

LAT...LON 3965 8669 3963 8669 3963 8664 3960 8665
      3960 8660 3935 8643 3934 8649 3934 8663
      3936 8665 3933 8666 3934 8669 3930 8669
      3927 8684 3945 8694 3947 8694 3947 8696
      3951 8698
TIME...MOT...LOC 1008Z 249DEG 54KT 3950 8655 

$$

TDUD

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 28, 9:23 PM ESTSevere Thunderstorm WarningINDClay, Sullivan, Vigo37 min
Feb 28, 10:35 PM ESTTornado WarningINDKnox, Sullivan25 min
Mar 1, 12:33 AM ESTSevere Thunderstorm WarningINDRush, Shelby28 min
Mar 1, 1:07 AM ESTSevere Thunderstorm WarningINDJackson, Jennings38 min
Mar 1, 1:20 AM ESTAreal Flood WarningINDJackson, Jennings6 hr
Mar 1, 2:14 AM ESTSpecial Weather StatementINDMontgomery31 min
Mar 1, 2:46 AM ESTSpecial Weather StatementINDBoone, Clinton, Hamilton, Tipton29 min
Mar 1, 2:53 AM ESTSpecial Weather StatementINDClay, Hendricks, Morgan, Putnam37 min
Mar 1, 5:36 AM ESTSevere Thunderstorm WarningINDBartholomew, Brown, Decatur, Jennings, Johnson, Rush and 1 more39 min
Mar 1, 6:02 AM ESTSevere Thunderstorm WarningINDJennings22 min
Mar 1, 7:09 AM ESTAreal Flood WarningINDJackson, Jennings3 hr
Mar 1, 11:23 AM ESTRiver Flood WarningINDJackson, Jennings, Washington13 hr
Mar 1, 11:23 AM ESTRiver Flood WarningINDJackson, Lawrence, Washington7 days
Mar 1, 11:23 AM ESTRiver Flood WarningINDLawrence, Martin7 days
Mar 1, 11:23 AM ESTRiver Flood WarningINDLawrence, Martin7 days
Mar 1, 11:23 AM ESTRiver Flood WarningINDLawrence, Martin7 days
Mar 1, 11:23 AM ESTRiver Flood WarningINDGreene, Monroe, Owen3 days
Mar 1, 11:23 AM ESTRiver Flood WarningINDDaviess, Greene, Knox4 days

Nearby

Severe Thunderstorm Warnings in Indiana, 2017Every severe thunderstorm warning 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.