Alert Details

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Alert Information 0.0% County Coverage

Flood Warning issued April 18 at 12:43PM EDT by NWS Northern Indiana

Event Type

Flood Warning

Status

Actual

Severity

Severe

Urgency

Immediate

Certainty

Observed

Message Type

Update

Description

...The Flood Warning continues for the following rivers in Indiana... Michigan...Ohio...

Tippecanoe River above Winamac affecting White, Carroll and Pulaski Counties.

Saint Joseph River Michigan at South Bend affecting St. Joseph, Elkhart and Berrien Counties.

Tippecanoe River near Ora affecting Pulaski County.

Tiffin River at Stryker affecting Defiance, Fulton OH and Williams Counties.

Saint Joseph River Michigan at Niles affecting Cass MI, St. Joseph and Berrien Counties.

Saint Joseph River Michigan at Three Rivers affecting Branch, Elkhart and St. Joseph MI Counties.

...The Flood Warning is extended for the following rivers in Indiana...Ohio...

Saint Joseph River Ohio near Newville affecting Defiance, De Kalb and Allen IN Counties.

Saint Joseph River Ohio below Montpelier affecting Williams County.

North Branch Elkhart River at Cosperville affecting Noble County.

For the Tippecanoe River...including Ora, Winamac, Norway Dam... Minor flooding is forecast. For the Saint Joseph River Ohio...including Montpelier, Newville, St. Joe River Ft. Wayne...Moderate flooding is forecast. For the Tiffin River...including Stryker...Minor flooding is forecast. For the Saint Joseph River Michigan...including Three Rivers, Mottville, Elkhart IN, South Bend, Niles...Minor flooding is forecast.

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Saint Joseph River Ohio near Newville.

* WHEN...From this afternoon until further notice.

* IMPACTS...At 14.0 feet, Significant flooding occurs on DeKalb County Road 42 about 3 miles northeast of Newville. Considerable agricultural and low land flooding occurs along the St. Joseph River to the Cedarville Reservoir.

* ADDITIONAL DETAILS...
- At 12:25 PM EDT Saturday the stage was 12.7 feet.
- Recent Activity...The maximum river stage in the 24 hours ending at 12:25 PM EDT Saturday was 12.7 feet.
- Forecast...The river is expected to rise to a crest of 13.7 feet early Monday morning.
- Flood stage is 12.0 feet.
- http://www.weather.gov/safety/flood

Instructions

Motorists should not attempt to drive around barricades or drive cars through flooded areas.

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

Caution is urged when walking near riverbanks.

Detailed river forecasts and additional information can be found at www.weather.gov/iwx under Rivers and Lakes.

The next statement will be issued Sunday morning at 645 AM EDT.

Affected Areas

Allen, IN; De Kalb, IN; Defiance, OH

SAME Codes:

018003 Allen County, IN

018033 DeKalb County, IN

039039 Defiance County, OH

UGC: INC003 INC033 OHC039

This covers a small portion of emergency service districts, townships, and municipalities within the county.

Alert Coverage Map

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Alert Area Affected Boundaries

Specific alert area shown

Timing

Alert Sent:

2026-04-18 12:43 EDT
12:43 PM EDT

Onset:

2026-04-18T12:43:00-04:00

Expires:

2026-04-19 06:45 EDT
06:45 AM EDT

Added:

2026-04-18 12:47 EDT
12:47 PM EDT

Updated:

2026-04-18 16:12 EDT
04:12 PM EDT

Times in America/New_York. Auto-adjusts for daylight saving.

Technical Details

Alert Identifier
urn:oid:2.49.0.1.840.0.d1ccff6aa53abbb560468203e2ea9b597bcef463.002.1

Database ID
#484

Scope Public

Category Met

Coverage Type Localized

Exact Coverage 0.0% of Putnam County

Source times converted from NWS format to local Eastern Time.

Affected Boundaries

Localized County Impact

This alert covers 0.0% of Putnam County , affecting some emergency service boundaries.

Coverage by Service Type:

No Boundary Intersections Found

This alert may not intersect with any configured emergency service boundaries.

0.0%

Localized Coverage

NOAA Alert Details

Alert Origin

Originator NWS Northern Indiana

Sender ID w-nws.webmaster@noaa.gov

Scope Public

Category Met

Effective 2026-04-18T12:43:00-04:00

Language en-US

Web http://www.weather.gov

Alert Feed

https://api.weather.gov/alerts/active?zone=OHC063,OHC003,OHZ015,OHC173,OHZ024,OHZ017,OHZ005,OHC125,OHZ025,OHZ016,OHC161,OHC039,OHC069,OHC137,OHZ006,OHZ004

NOAA

EAS Parameters

EAS Originator (EAS-ORG) WXR — National Weather Service

Block Channels EAS NWEM CMAS

Geocodes

SAME Geocodes

018003 Allen County, IN

018033 DeKalb County, IN

039039 Defiance County, OH

UGC Codes INC003 INC033 OHC039

Affected Zones INC003 INC033 OHC039

Event Codes

SAME FLS

NationalWeatherService FLW

CAP References

Identifier urn:oid:2.49.0.1.840.0.aa052b5bbf05e96a52f3d79beade99892656e544.004.1

Sender w-nws.webmaster@noaa.gov

Sent 2026-04-17T21:30:00-04:00

Identifier urn:oid:2.49.0.1.840.0.814931b07eeb471158acfe0e11a21486165f2319.009.1

Sender w-nws.webmaster@noaa.gov

Sent 2026-04-17T22:34:00-04:00

VTEC

Extended in Time Flood Warning #34

Office KIWX · Begins 2026-04-18 16:43 UTC

/O.EXT.KIWX.FL.W.0034.260418T1643Z-000000T0000Z/

IEM VTEC Browser

Event Lifecycle (8 alerts)

Issuance 2026-04-15 15:08 UTC View →

Flood Warning issued April 15 at 11:08AM EDT by NWS Northern Indiana

Extended (Time) 2026-04-16 02:59 UTC View →

Flood Warning issued April 15 at 10:59PM EDT by NWS Northern Indiana

Extended (Time) 2026-04-16 15:54 UTC View →

Flood Warning issued April 16 at 11:54AM EDT by NWS Northern Indiana

Extended (Time) 2026-04-17 15:45 UTC View →

Flood Warning issued April 17 at 11:45AM EDT by NWS Northern Indiana

Continuing 2026-04-18 01:30 UTC View →

Flood Warning issued April 17 at 9:30PM EDT by NWS Northern Indiana

Continuing 2026-04-18 02:34 UTC View →

Flood Warning issued April 17 at 10:34PM EDT by NWS Northern Indiana

★

Extended (Time) This alert 2026-04-18 16:43 UTC

Extended (Time) 2026-04-18 20:09 UTC View →

Flood Warning issued April 18 at 4:09PM EDT until April 23 at 2:00PM EDT by NWS Northern Indiana

FLOOD WARNING NOW IN EFFECT FROM THIS AFTERNOON UNTIL FURTHER NOTICE

NWS Parameters

AWIPSidentifier FLSIWX

WMOidentifier WGUS83 KIWX 181643

expiredReferences

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EAS Forwarding Status

Forwarded to Air Chain

Reason Auto-forwarded: SAME ZCZC-WXR-FLW-039039+0600-1081643-KR8MER-

Forwarded Audio

Broadcast Audio Archive

View All Audio

Generated	Details	SAME Header	Actions
2026-04-18 12:47 EDT 12:47 PM EDT	Flood Warning Severe Actual FLW 039039	`ZCZC-WXR-FLW-039039+0600-1081643-KR8MER-`

Actions

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Raw CAP Alert Data

Original JSON data received from NOAA National Weather Service

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Source: NOAA
Origin URI: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.d1ccff6aa53abbb560468203e2ea9b597bcef463.002.1
Last Updated: 2026-04-18 16:12 EDT (20:12 UTC)