Alert archive / Indiana / River Flood Warnings in 2025

River Flood Warning 83, NWS Indianapolis, IN

May 21, 2025Johnson County, Indiana

NWS Indianapolis, IN issued this river flood warning at May 21, 2025, 7:19 AM EDT for Johnson County, Indiana. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued: May 21, 2025, 7:19 AM EDT (11:19 UTC)
Expired: May 21, 2025, 5:33 PM EDT
In force: 10 hr
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Flood severity: Minor

County Johnson County, IN

The radar

The Indianapolis radar (KIND), 29 km from the middle of the area, began a volume at 11:20 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 river

Written for the forecast point Youngs Creek at Amity (AMTI3).

Action stage: 5 ft
Minor stage: 7 ft
Moderate stage: 10 ft
Major stage: 14 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 03362000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood warning 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 river flood warning went out at May 20, 7:45 PM EDT, 11 hours 34 minutes earlier.

Area forecast discussion, May 20, 7:45 PM EDT, 11 hours 34 minutes before

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Hazardous weather outlook, May 20, 3:22 PM EDT, 15 hours 57 minutes before

Hazardous Weather Outlook
National Weather Service Indianapolis IN
322 PM EDT Tue May 20 2025

INZ021-028>031-035>049-051>057-060>065-067>072-211930-
Carroll-Warren-Tippecanoe-Clinton-Howard-Fountain-Montgomery-Boone-
Tipton-Hamilton-Madison-Delaware-Randolph-Vermillion-Parke-Putnam-
Hendricks-Marion-Hancock-Henry-Vigo-Clay-Owen-Morgan-Johnson-Shelby-
Rush-Sullivan-Greene-Monroe-Brown-Bartholomew-Decatur-Knox-Daviess-
Martin-Lawrence-Jackson-Jennings-
322 PM EDT Tue May 20 2025

This hazardous weather outlook is for central Indiana.

.DAY ONE...Through Tonight.

Widespread showers and thunderstorms are expected this afternoon and
evening with a threat for severe storms. Damaging winds, severe
hail, isolated tornadoes and localized flooding are possible. Lightning
is also a threat with any storm.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Showers and a few storms possible at times late this weekend into
early next week.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to send in storm reports.

&&

More information, along with other weather, hydrological and climate
information can be found at http://weather.gov/ind

The office that day

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

Issued	Product	Office	Counties	Lasted
May 20, 8:11 PM EDT	Areal Flood Advisory	IND	Fountain, Vermillion, Warren	3 hr
May 20, 8:12 PM EDT	Severe Thunderstorm Warning	IND	Montgomery	21 min
May 20, 8:39 PM EDT	Special Weather Statement	IND	Boone, Carroll, Clinton, Hamilton, Howard, Tipton	81 min
May 20, 8:44 PM EDT	Special Weather Statement	IND	Morgan	46 min
May 20, 8:49 PM EDT	Areal Flood Advisory	IND	Montgomery	3 hr
May 20, 8:58 PM EDT	Areal Flood Advisory	IND	Hendricks, Morgan	3 hr
May 20, 9:19 PM EDT	Special Weather Statement	IND	Shelby	56 min
May 20, 9:59 PM EDT	Special Weather Statement	IND	Rush, Shelby	61 min
May 21, 7:22 AM EDT	Areal Flood Warning	IND	Brown	3 hr

Nearby

River Flood Warnings in Indiana, 2025 Every river flood warning in 2025

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; the gauge from the NWS water service and the USGS.