Alert archive / Indiana / Flash Flood Warnings in 2022

Flash Flood Warning 14, NWS Louisville, KY

July 25, 2022Dubois County, Indiana

NWS Louisville, KY issued this flash flood warning at Jul 25, 2022, 1:35 AM EDT for Dubois County, Indiana. It was in force for 3 hr. 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 25, 2022, 1:35 AM EDT (05:35 UTC)
Expired: Jul 25, 2022, 4:19 AM EDT
In force: 3 hr
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Flood severity: None

County Dubois County, IN

The radar

The Evansville,IN radar (KVWX), 75 km from the middle of the area, began a volume at 05:35 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, 5.6 hours before the alert went out and 248 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: 171 J/kg
Mixed-layer CIN: -216 J/kg
Mixed-layer LCL: 980 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: -7 m²/s²
0-3 km storm-relative helicity: 122 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood 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 flash flood warning went out at Jul 25, 12:41 AM EDT, 54 minutes earlier.

Area forecast discussion, Jul 25, 12:41 AM EDT, 54 minutes before

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Hazardous weather outlook, Jul 25, 12:09 AM EDT, 1 hour 26 minutes before

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In the hours before

Special weather statement, Jul 24, 8:33 PM EDT, 5 hours 2 minutes before

Special Weather Statement
National Weather Service Louisville KY
833 PM EDT Sun Jul 24 2022

INZ076-083-250100-
Orange IN-Dubois IN-
833 PM EDT Sun Jul 24 2022

...Strong thunderstorms will impact portions of Dubois and western
Orange Counties through 900 PM EDT...

At 832 PM EDT, Doppler radar was tracking strong thunderstorms along
a line extending from 6 miles west of Shoals to 9 miles northwest of
Jasper to near Winslow. Movement was east at 35 mph.

HAZARD...Winds in excess of 30 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Strong thunderstorms will be near...
  Jasper around 845 PM EDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

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.

These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

A Severe Thunderstorm Watch remains in effect until midnight EDT for
south central Indiana.

&&

LAT...LON 3851 8707 3850 8706 3851 8705 3851 8700
      3849 8695 3851 8693 3850 8688 3853 8683
      3853 8668 3868 8668 3865 8653 3828 8674
      3825 8677 3825 8679 3821 8680 3820 8707
TIME...MOT...LOC 0032Z 289DEG 33KT 3865 8692 3847 8707 3835 8726

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...30 MPH

ALL

Special weather statement, Jul 24, 9:00 PM EDT, 4 hours 35 minutes before

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Special weather statement, Jul 24, 9:23 PM EDT, 4 hours 12 minutes before

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Local storm report, Jul 24, 10:18 PM EDT, 3 hours 17 minutes before

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Local storm report, Jul 24, 10:46 PM EDT, 2 hours 49 minutes before

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Local storm report, Jul 24, 10:53 PM EDT, 2 hours 42 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 25, 3:38 AM EDT	Areal Flood Advisory	LMK	Breckinridge, Hancock	5 hr
Jul 25, 5:38 AM EDT	Areal Flood Advisory	LMK	Breckinridge, Hancock, Ohio	3 hr
Jul 25, 6:41 AM EDT	Areal Flood Advisory	LMK	Ohio	3 hr
Jul 25, 8:33 AM EDT	Areal Flood Advisory	LMK	Butler	57 min
Jul 25, 2:58 PM EDT	Areal Flood Advisory	LMK	Larue, Marion, Nelson, Washington	2 hr
Jul 25, 3:49 PM EDT	Flash Flood Warning	LMK	Marion, Washington	56 min
Jul 24, 8:33 PM EDT	Special Weather Statement	LMK	Dubois	27 min
Jul 24, 9:00 PM EDT	Special Weather Statement	LMK	Dubois	30 min
Jul 24, 9:15 PM EDT	Severe Thunderstorm Warning	LMK	Dubois	30 min
Jul 24, 9:23 PM EDT	Special Weather Statement	LMK	Crawford	37 min
Jul 24, 9:39 PM EDT	Severe Thunderstorm Warning	LMK	Crawford	23 min
Jul 25, 12:43 AM EDT	Areal Flood Advisory	LMK	Dubois	52 min

Nearby

Flash Flood Warnings in Indiana, 2022 Every flash flood warning in 2022

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.