Alert archive / Indiana / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 130, NWS Louisville, KY

July 11, 2020Scott County, Washington County, Indiana

NWS Louisville, KY issued this severe thunderstorm warning at Jul 11, 2020, 7:16 PM EDT for Scott County, Washington County, Indiana. It was in force for 29 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 11, 2020, 7:16 PM EDT (23:16 UTC)
Expired: Jul 11, 2020, 7:45 PM EDT
In force: 29 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

Counties Scott County, IN, Washington County, IN

The radar

The Louisville radar (KLVX), 74 km from the middle of the area, began a volume at 23:16 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 forecasters said that day

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

NWS Louisville, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 11, 3:01 PM EDT, 4 hours 15 minutes earlier.

Area forecast discussion, Jul 11, 3:01 PM EDT, 4 hours 15 minutes before

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Hazardous weather outlook, Jul 11, 3:13 PM EDT, 4 hours 3 minutes before

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In the hours before

Special weather statement, Jul 11, 6:11 PM EDT, 1 hour 5 minutes before

Special Weather Statement
National Weather Service Louisville KY
611 PM EDT Sat Jul 11 2020

INZ078-079-112245-
Jefferson-Scott-
611 PM EDT Sat Jul 11 2020

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT WESTERN JEFFERSON AND
NORTHERN SCOTT COUNTIES...

At 610 PM EDT, radar indicated strong thunderstorms from 7 miles
southeast of Seymour to 10 miles northeast of Scottsburg. Movement
was southeast at 20 mph.

Winds in excess of 45 mph and pea size hail are possible with these
storms.

Locations impacted include...
Austin, Hanover, Saluda, Smyrna, Kent, Dupont, Wakefield, Volga,
Deputy, and Blocher.

Frequent lightning is occurring with these storms. Seek a safe
shelter inside a building or vehicle.

LAT...LON 3861 8544 3875 8583 3876 8583 3878 8580
      3881 8579 3882 8574 3883 8573 3882 8572
      3883 8571 3882 8570 3882 8561 3885 8561
      3885 8557 3888 8557 3888 8554 3891 8554
      3891 8551
TIME...MOT...LOC 2210Z 333DEG 16KT 3889 8579 3878 8562

13

Special weather statement, Jul 11, 6:50 PM EDT, 26 minutes before

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Special weather statement, Jul 11, 7:10 PM EDT, 6 minutes before

Special Weather Statement
National Weather Service Louisville KY
710 PM EDT Sat Jul 11 2020

KYZ031-112345-
Oldham-
710 PM EDT Sat Jul 11 2020

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT OLDHAM COUNTY...

At 709 PM EDT, radar indicated strong thunderstorms from 6 miles
northwest of La Grange to near Prospect. Movement was southeast at
25 mph.

Winds in excess of 45 mph and pea size hail are possible with these
storms.

Locations impacted include...
La Grange, Prospect, Crestwood, Orchard Grass Hills, Pewee Valley,
Goshen, River Bluff, Oldham, Buckner, and Harmony Village.

If outdoors, seek shelter inside a building.

LAT...LON 3852 8538 3849 8531 3846 8535 3840 8533
      3836 8528 3831 8533 3829 8541 3830 8542
      3829 8543 3830 8545 3829 8547 3834 8557
      3834 8558 3835 8558 3838 8564 3845 8559
      3846 8551 3852 8544
TIME...MOT...LOC 2309Z 307DEG 22KT 3846 8548 3842 8556

13

The office that day

Everything else NWS Louisville, KY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 11, 6:50 PM EDT	Special Weather Statement	LMK	Trimble	25 min
Jul 11, 7:10 PM EDT	Special Weather Statement	LMK	Oldham	35 min
Jul 11, 7:41 PM EDT	Special Weather Statement	LMK	Shelby	34 min
Jul 11, 6:11 PM EDT	Special Weather Statement	LMK	Scott	34 min
Jul 11, 7:40 PM EDT	Severe Thunderstorm Warning	LMK	Clark, Floyd, Harrison, Scott, Washington	35 min
Jul 11, 7:50 PM EDT	Special Weather Statement	LMK	Orange	25 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2020 Every severe thunderstorm warning in 2020

Sources

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