River Flood Warning 50, NWS Northern Indiana

Issued

Aug 15, 2026, 11:32 AM EDT (15:32 UTC)

In effect from

Aug 15, 2026, 11:55 PM EDT

Expired

Aug 18, 2026, 2:00 PM EDT

In force

62 hr

Issued by

NWS Northern Indiana

Area

Storm-based polygon

Flood severity

Minor

County Allen County, IN

The Northern Indiana radar (KIWX), 61 km from the middle of the area, began a volume at 15:33 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.

Written for the forecast point St. Marys River near Fort Wayne (SASI3). The gauge peaked at 11.11 ft at Aug 15, 2026, 11:00 AM EDT.

Action stage

12 ft

Minor stage

14 ft

Moderate stage

17 ft

Major stage

19 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 04182000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

NWS Northern Indiana wrote its last area forecast discussion before this river flood warning went out at Aug 14, 7:50 PM EDT, 15 hours 42 minutes earlier.

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River Flood Warnings in Indiana, 2026Every river flood warning in 2026

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.