Alert archive / Indiana / Flash Flood Watches in 2021
Flash Flood Watch 1, NWS Indianapolis, IN
NWS Indianapolis, IN issued this flash flood watch at Apr 28, 2021, 3:26 AM EDT for 6 counties in Indiana. It took effect at Apr 28, 2021, 2:00 PM EDT. It was in force for 23 hr.
The area
The counties it named.
The facts
- Issued
- Apr 28, 2021, 3:26 AM EDT (07:26 UTC)
- In effect from
- Apr 28, 2021, 2:00 PM EDT
- Expired
- Apr 29, 2021, 12:40 PM EDT
- In force
- 23 hr
- Issued by
- NWS Indianapolis, IN
- Flood severity
- None
Counties Daviess County, IN, Jackson County, IN, Jennings County, IN, Knox County, IN, Lawrence County, IN, Martin County, IN
The radar
The Indianapolis radar (KIND), 103 km from the middle of the area, began a volume at 07:31 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, 7.4 hours before the alert went out and 229 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.
- Mixed-layer CAPE
- 215 J/kg
- Mixed-layer CIN
- -267 J/kg
- Mixed-layer LCL
- 1754 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 288 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
739 WGUS63 KIND 280726 FFAIND URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Indianapolis IN 326 AM EDT Wed Apr 28 2021 INZ067>072-281530- /O.NEW.KIND.FF.A.0001.210428T1800Z-210430T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Knox-Daviess-Martin-Lawrence-Jackson-Jennings- Including the cities of Bedford, Brownstown, Seymour, Washington, Vincennes, Shoals, Loogootee, North Vernon, and Mitchell 326 AM EDT Wed Apr 28 2021 ...FLASH FLOOD WATCH IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THURSDAY EVENING... The National Weather Service in Indianapolis has issued a * Flash Flood Watch for portions of south central Indiana, southeast Indiana and southwest Indiana, including the following areas, in south central Indiana, Jackson and Lawrence. In southeast Indiana, Jennings. In southwest Indiana, Daviess, Knox and Martin. * From 2 PM EDT this afternoon through Thursday evening. * There is a potential for several rounds of moderate to heavy rainfall. Two to three inches of rain are possible, along with locally higher amounts. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ 50
6 follow-up statements
921 WGUS63 KIND 281515 FFAIND Flood Watch National Weather Service Indianapolis IN 1115 AM EDT Wed Apr 28 2021 INZ067>072-282315- /O.CON.KIND.FF.A.0001.210428T1800Z-210430T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Knox-Daviess-Martin-Lawrence-Jackson-Jennings- Including the cities of Bedford, Brownstown, Seymour, Washington, Vincennes, Shoals, Loogootee, North Vernon, and Mitchell 1115 AM EDT Wed Apr 28 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY EVENING... The Flash Flood Watch continues for * Portions of south central Indiana, southeast Indiana and southwest Indiana, including the following areas, in south central Indiana, Jackson and Lawrence. In southeast Indiana, Jennings. In southwest Indiana, Daviess, Knox and Martin. * Through Thursday evening. * There is a potential for several rounds of moderate to heavy rainfall. Two to three inches of rain are possible, along with locally higher amounts. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ AU
425 WGUS63 KIND 281938 FFAIND Flood Watch National Weather Service Indianapolis IN 338 PM EDT Wed Apr 28 2021 INZ067>072-290345- /O.CON.KIND.FF.A.0001.000000T0000Z-210430T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Knox-Daviess-Martin-Lawrence-Jackson-Jennings- Including the cities of Bedford, Brownstown, Seymour, Washington, Vincennes, Shoals, Loogootee, North Vernon, and Mitchell 338 PM EDT Wed Apr 28 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY EVENING... The Flash Flood Watch continues for * Portions of south central Indiana, southeast Indiana and southwest Indiana, including the following areas, in south central Indiana, Jackson and Lawrence. In southeast Indiana, Jennings. In southwest Indiana, Daviess, Knox and Martin. * Through Thursday evening. * There is a potential for several rounds of moderate to heavy rainfall this afternoon through tomorrow evening. Two to three inches of rain are possible, along with locally higher amounts. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ AU
424 WGUS63 KIND 290203 FFAIND Flood Watch National Weather Service Indianapolis IN 1003 PM EDT Wed Apr 28 2021 INZ067>072-291015- /O.CON.KIND.FF.A.0001.000000T0000Z-210430T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Knox-Daviess-Martin-Lawrence-Jackson-Jennings- Including the cities of Bedford, Brownstown, Seymour, Washington, Vincennes, Shoals, Loogootee, North Vernon, and Mitchell 1003 PM EDT Wed Apr 28 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY EVENING... The Flash Flood Watch continues for * Portions of south central Indiana, southeast Indiana and southwest Indiana, including the following areas, in south central Indiana, Jackson and Lawrence. In southeast Indiana, Jennings. In southwest Indiana, Daviess, Knox and Martin. * Through Thursday evening. * There is a potential for several rounds of moderate to heavy rainfall through Thursday evening. Two to three inches of rain are possible, along with locally higher amounts. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ MK
770 WGUS63 KIND 290722 FFAIND Flood Watch National Weather Service Indianapolis IN 322 AM EDT Thu Apr 29 2021 INZ067>072-291530- /O.CON.KIND.FF.A.0001.000000T0000Z-210430T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Knox-Daviess-Martin-Lawrence-Jackson-Jennings- Including the cities of Bedford, Brownstown, Seymour, Washington, Vincennes, Shoals, Loogootee, North Vernon, and Mitchell 322 AM EDT Thu Apr 29 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING... The Flash Flood Watch continues for * Portions of south central Indiana, southeast Indiana and southwest Indiana, including the following areas, in south central Indiana, Jackson and Lawrence. In southeast Indiana, Jennings. In southwest Indiana, Daviess, Knox and Martin. * Through this evening. * Additional rounds of moderate to heavy rainfall will continue today. A total of two to three inches of rain are possible, along with locally higher amounts. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ 50
307 WGUS63 KIND 291428 FFAIND Flood Watch National Weather Service Indianapolis IN 1028 AM EDT Thu Apr 29 2021 INZ067>072-292230- /O.CON.KIND.FF.A.0001.000000T0000Z-210430T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Knox-Daviess-Martin-Lawrence-Jackson-Jennings- Including the cities of Vincennes, Washington, Loogootee, Shoals, Bedford, Mitchell, Seymour, Brownstown, and North Vernon 1028 AM EDT Thu Apr 29 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... The Flash Flood Watch continues for * Portions of south central Indiana, southeast Indiana, and southwest Indiana, including the following areas, in south central Indiana, Jackson and Lawrence. In southeast Indiana, Jennings. In southwest Indiana, Daviess, Knox, and Martin. * Until 8 PM EDT this evening * Additional rounds of moderate to heavy rainfall will continue today. A total of two to three inches of rain are possible, along with locally higher amounts. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$
289 WGUS63 KIND 291640 FFAIND Flood Watch National Weather Service Indianapolis IN 1240 PM EDT Thu Apr 29 2021 INZ067>072-291745- /O.CAN.KIND.FF.A.0001.000000T0000Z-210430T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Knox-Daviess-Martin-Lawrence-Jackson-Jennings- Including the cities of Vincennes, Washington, Loogootee, Shoals, Bedford, Mitchell, Seymour, Brownstown, and North Vernon 1240 PM EDT Thu Apr 29 2021 ...FLASH FLOOD WATCH IS CANCELLED... The Flash Flood Watch for portions of south central Indiana, southeast Indiana, and southwest Indiana has been cancelled. Minor ponding of water or any remaining flooding of low lying areas will end quickly this afternoon. Steer clear of any remaining flood water in the meantime. $$
Nearby
Flash Flood Watches in Indiana, 2021Every flash flood watch in 2021
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.