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Home Return to list Flash Flood Warning 0013 Issued by the Indianapolis Forecast Office
Action: New Issued At: 2026-06-21 17:31:19
370
WGUS53 KIND 212230
FFWIND
INC031-220800-
/O.NEW.KIND.FF.W.0013.260621T2230Z-260622T0800Z/
/00000.2.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Indianapolis IN
630 PM EDT Sun Jun 21 2026
The National Weather Service in Indianapolis has issued a
* Flash Flood Warning for...
A controlled damn breach of Lake McCoy Dam will flood Cobbs Fork
in...
Central Decatur County in central Indiana...
* Until 400 AM EDT Monday.
* At 630 PM EDT, emergency management reported the imminent failure
of Lake McCoy Dam.
HAZARD...Flash flooding from the imminent controlled breach of
Lake McCoy Dam.
SOURCE...Emergency management reported.
IMPACT...Flooding of areas downstream from the Lake McCoy Dam
along Cobbs Fork.
This includes the following streams and drainages...
Jordan Creek, Cobbs Fork and Sand Creek.
The flood wave will move down Cobbs Fork beginning at Boulevard
Road...crossing Indiana Route 46 to the south.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you are in low lying areas below the Lake McCoy Dam you should
move to higher ground immediately.
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3932 8539 3928 8540 3924 8547 3927 8549
3933 8540 3933 8539
FLASH FLOOD...OBSERVED
DAM FAILURE...IMMINENT
$$
AGM
Action: Continued Issued At: 2026-06-21 17:40:19
515
WGUS73 KIND 212239
FFSIND
Flash Flood Statement
National Weather Service Indianapolis IN
639 PM EDT Sun Jun 21 2026
INC031-220800-
/O.CON.KIND.FF.W.0013.000000T0000Z-260622T0800Z/
/00000.2.DR.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Decatur IN-
639 PM EDT Sun Jun 21 2026
...FLASH FLOOD WARNING FOR A DAM FLOODGATE RELEASE REMAINS IN EFFECT
UNTIL 4 AM EDT MONDAY FOR CENTRAL DECATUR COUNTY...
At 639 PM EDT, emergency management reported the floodgates on the
Lake McCoy Dam were opened causing flash flooding downstream on the
Cobbs Fork.
HAZARD...Flash flooding from the imminent controlled breach of
Lake McCoy Dam.
SOURCE...Emergency management reported.
IMPACT...Flooding of areas downstream from the Lake McCoy Dam
along Cobbs Fork.
This includes the following streams and drainages...
Jordan Creek, Cobbs Fork and Sand Creek.
The flood wave will move down Cobbs Fork beginning at Boulevard
Road...crossing Indiana Route 46 to the south.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you are in low lying areas below the Lake McCoy Dam you should
move to higher ground immediately.
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3932 8539 3928 8540 3924 8547 3927 8549
3933 8540 3933 8539
FLASH FLOOD...OBSERVED
$$
KF
Action: Cancelled Issued At: 2026-06-21 22:37:14
185
WGUS73 KIND 220336
FFSIND
Flash Flood Statement
National Weather Service Indianapolis IN
1136 PM EDT Sun Jun 21 2026
INC031-220346-
/O.CAN.KIND.FF.W.0013.000000T0000Z-260622T0800Z/
/00000.2.DR.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Decatur IN-
1136 PM EDT Sun Jun 21 2026
...FLASH FLOOD WARNING FOR A CONTROLLED BREACH ON LAKE MCCOY IS
CANCELLED FOR CENTRAL DECATUR COUNTY...
The controlled breach was successful with potential downstream
impacts no longer expected.
&&
LAT...LON 3932 8539 3928 8540 3924 8547 3927 8549
3933 8540 3933 8539
$$
AW
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