Alert archive / Indiana / Special Weather Statements in 2017

Special Weather Statement, NWS Indianapolis, IN

June 18, 2017Brown County, Indiana

NWS Indianapolis, IN issued this special weather statement at Jun 18, 2017, 5:28 AM EDT for Brown County, Indiana. It was in force for 32 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: Jun 18, 2017, 5:28 AM EDT (09:28 UTC)
Expired: Jun 18, 2017, 6:00 AM EDT
In force: 32 min
Issued by: NWS Indianapolis, IN

County Brown County, IN

The radar

The Indianapolis radar (KIND), 76 km from the middle of the area, began a volume at 09:26 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, 9.5 hours before the alert went out and 218 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 606 J/kg
Mixed-layer CIN: -96 J/kg
Mixed-layer LCL: 1403 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 71 m²/s²
0-3 km storm-relative helicity: 134 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 5.3

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Indianapolis, IN wrote its last area forecast discussion before this special weather statement went out at Jun 18, 4:20 AM EDT, 1 hour 8 minutes earlier.

Area forecast discussion, Jun 18, 4:20 AM EDT, 1 hour 8 minutes before

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Hazardous weather outlook, Jun 18, 4:49 AM EDT, 39 minutes before

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In the hours before

Special weather statement, Jun 18, 12:38 AM EDT, 4 hours 50 minutes before

Special Weather Statement
National Weather Service Indianapolis IN
1238 AM EDT SUN JUN 18 2017

INZ030-037>039-180515-
Clinton IN-Tipton IN-Boone IN-Hamilton IN-
1238 AM EDT SUN JUN 18 2017

...SIGNIFICANT WEATHER ADVISORY FOR CLINTON...NORTHERN BOONE...
NORTHWESTERN HAMILTON AND WESTERN TIPTON COUNTIES UNTIL 115 AM EDT...

At 1238 AM EDT, Doppler radar was tracking strong thunderstorms along
a line extending from 11 miles east of Lafayette to 8 miles west of
Frankfort to 9 miles northeast of Crawfordsville. Movement was east
at 55 mph.

Half inch hail and wind gusts of 50 to 55 mph will be possible with
these storms.

Locations impacted include...
Frankfort, Sheridan, Rossville, Mulberry, Kirklin, Colfax,
Sharpsville, Michigantown and Kempton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with these storms, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

&&

A severe thunderstorm watch remains in effect until 700 AM EDT for
central and west central Indiana.

LAT...LON 4041 8631 4039 8631 4039 8628 4037 8628
      4037 8624 4040 8624 4038 8603 4022 8611
      4006 8623 4016 8670 4043 8669 4043 8662
TIME...MOT...LOC 0438Z 274DEG 49KT 4037 8665 4026 8666 4018 8682

AW/MR

Special weather statement, Jun 18, 1:15 AM EDT, 4 hours 13 minutes before

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Special weather statement, Jun 18, 1:51 AM EDT, 3 hours 37 minutes before

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Special weather statement, Jun 18, 2:10 AM EDT, 3 hours 18 minutes before

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Special weather statement, Jun 18, 4:58 AM EDT, 30 minutes before

Special Weather Statement
National Weather Service Indianapolis IN
458 AM EDT SUN JUN 18 2017

INZ060-061-067>069-180945-
Daviess IN-Knox IN-Martin IN-Greene IN-Sullivan IN-
458 AM EDT SUN JUN 18 2017

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN SULLIVAN...KNOX...
MARTIN...SOUTHWESTERN GREENE AND DAVIESS COUNTIES UNTIL 545 AM EDT...

At 458 AM EDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Hutsonville to near Russellville to near
Darmstadt. Movement was east at 50 mph.

Wind gusts up to 50 mph will be possible with these storms.

Locations impacted include...
Vincennes, Washington, Linton, Sullivan, Bloomfield, Shoals,
Russellville, Bicknell, Loogootee, Odon, Dugger, Lyons, Carlisle,
Elnora, Oaktown, Monroe City, Wheatland, Bruceville, Plainville and
Sandborn.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with these storms, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3847 8775 3851 8765 3855 8767 3874 8750
      3886 8755 3896 8751 3899 8758 3899 8756
      3906 8757 3911 8765 3910 8693 3874 8671
      3853 8674 3849 8695 3855 8720 3851 8729
      3854 8743 3852 8754 3845 8760 3841 8774
TIME...MOT...LOC 0858Z 276DEG 45KT 3909 8763 3881 8747 3813 8753

Ryan

Special weather statement, Jun 18, 5:28 AM EDT, 0 minutes before

Special Weather Statement
National Weather Service Indianapolis IN
528 AM EDT SUN JUN 18 2017

INZ062-063-070-071-181000-
Brown IN-Lawrence IN-Jackson IN-Monroe IN-
528 AM EDT SUN JUN 18 2017

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN MONROE...SOUTHWESTERN
BROWN...NORTHERN LAWRENCE AND NORTHWESTERN JACKSON COUNTIES UNTIL 600
AM EDT...

At 527 AM EDT, Doppler radar was tracking a strong thunderstorm 10
miles south of Bloomington, moving east at 40 mph.

Half inch hail and wind gusts up to 50 mph will be possible with this
storm.

Locations impacted include...
Bloomington, Nashville, Yellowwood Lake, Smithville, Monroe
Reservoir, Fairfax State Recreation Area, Woodville Hills,
Elkinsville, Charles Deam Wilderness, Harrodsburg, Bartlettsville and
Story.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3901 8668 3912 8668 3921 8621 3900 8612
      3890 8664
TIME...MOT...LOC 0927Z 254DEG 34KT 3902 8658

Ryan

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 17, 11:39 PM EDT	Severe Thunderstorm Warning	IND	Fountain, Montgomery, Parke, Vermillion, Warren	51 min
Jun 17, 11:56 PM EDT	Severe Thunderstorm Warning	IND	Fountain, Montgomery, Tippecanoe, Warren	49 min
Jun 18, 12:38 AM EDT	Special Weather Statement	IND	Clinton	37 min
Jun 18, 12:42 AM EDT	Severe Thunderstorm Warning	IND	Boone, Clinton, Hamilton, Tipton	33 min
Jun 18, 1:15 AM EDT	Special Weather Statement	IND	Boone, Hamilton, Madison, Tipton	45 min
Jun 18, 1:51 AM EDT	Special Weather Statement	IND	Delaware, Henry, Madison	39 min
Jun 18, 2:10 AM EDT	Special Weather Statement	IND	Hancock, Henry	50 min
Jun 18, 2:39 AM EDT	Areal Flood Advisory	IND	Boone, Hamilton, Madison	3 hr
Jun 18, 3:01 AM EDT	Areal Flood Warning	IND	Hamilton	3 hr
Jun 18, 4:58 AM EDT	Special Weather Statement	IND	Daviess, Greene, Knox, Martin, Sullivan	47 min
Jun 18, 5:56 AM EDT	Special Weather Statement	IND	Bartholomew, Brown, Jackson, Lawrence, Monroe	64 min
Jun 18, 6:07 AM EDT	Areal Flood Advisory	IND	Boone, Hamilton, Madison	6 hr
Jun 18, 10:38 AM EDT	River Flood Warning	IND	Fountain, Parke, Tippecanoe, Vermillion, Warren	54 hr

Nearby

Special Weather Statements in Indiana, 2017 Every special weather statement 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.