Alert Details
Alert Information 9.2% County Coverage
Flood Warning issued April 2 at 8:17AM EDT until April 4 at 8:00AM EDT by NWS Northern Indiana
Event Type
Flood WarningStatus
ActualSeverity
SevereUrgency
ExpectedCertainty
LikelyMessage Type
AlertDescription
...The National Weather Service in Northern Indiana has issued a
Flood Warning for the following rivers in Ohio...
Blanchard River at Ottawa affecting Putnam County.
For the Blanchard River...including Ottawa...Minor flooding is
forecast.
* WHAT...Minor flooding is forecast.
* WHERE...Blanchard River at Ottawa.
* WHEN...From this evening to Saturday morning.
* IMPACTS...At 23.0 feet, Lowland flooding occurs mainly in south
Ottawa. Flood water also gets into low farmlands.
* ADDITIONAL DETAILS...
- At 7:30 AM EDT Thursday the stage was 21.6 feet.
- Forecast...The river is expected to rise above flood stage
this evening to a crest of 23.5 feet tomorrow morning. It
will then fall below flood stage early Saturday morning.
- Flood stage is 23.0 feet.
- http://www.weather.gov/safety/flood
Instructions
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Detailed river forecasts and additional information can be found at
www.weather.gov/iwx under Rivers and Lakes.
The next statement will be issued late tonight at 230 AM EDT.
Affected Areas
Putnam, OH
This covers a small portion of emergency service districts, townships, and municipalities within the county.
SAME Codes:
039137
Putnam County, OH
UGC:
OHC137
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:
2026-04-02 08:17 EDT
08:17 AM EDT
08:17 AM EDT
Onset:
2026-04-02T20:00:00-04:00
Expires:
2026-04-03 02:30 EDT
02:30 AM EDT
02:30 AM EDT
Event Ends:
2026-04-04T08:00:00-04:00
Added:
2026-04-02 08:18 EDT
08:18 AM EDT
08:18 AM EDT
Updated:
2026-04-02 10:18 EDT
10:18 AM EDT
10:18 AM EDT
Times in America/New_York. Auto-adjusts for daylight saving.
Technical Details
Alert Identifier
urn:oid:2.49.0.1.840.0.6bdee1298833972d406bf8195734b6c8b87a96c3.001.1
Database ID
#228
#228
Scope
Public
Category
Met
Coverage Type
Localized
Exact Coverage
9.2% of Putnam County
— approx. 44.7 sq mi
Source times converted from NWS format to local Eastern Time.
Affected Boundaries
Localized County Impact
This alert covers 9.2% of Putnam County (~44.7 sq mi) , affecting some emergency service boundaries.
Coverage by Service Type:
Boundary Analysis Pending
Alert geometry exists (9.2% county coverage), but service boundary intersections have not been calculated yet.
9.2%
Localized Coverage
~44.7 sq mi affected
NOAA Alert Details
Alert Origin
Originator
NWS Northern Indiana
Sender ID
w-nws.webmaster@noaa.gov
Scope
Public
Category
Met
Effective
2026-04-02T08:17:00-04:00
Language
en-US
Alert Feed
https://api.weather.gov/alerts/active?zone=OHC003,OHZ016,OHC137,OHZ025,OHZ004,OHC039,OHZ017,OHC063,OHZ005,OHC069,OHZ015,OHC125,OHZ024,OHC161,OHZ006,OHC173
NOAA
EAS Parameters
EAS Originator (EAS-ORG)
WXR
— National Weather Service
Block Channels
EAS
NWEM
CMAS
Geocodes
SAME Geocodes
039137
Putnam County, OH
UGC Codes
OHC137
Affected Zones
OHC137
Event Codes
SAME
FLW
NationalWeatherService
FLW
VTEC
New Event
Flood
Warning
#20
Office KIWX
· Begins 2026-04-03 00:00 UTC
· Ends 2026-04-04 12:00 UTC
/O.NEW.KIWX.FL.W.0020.260403T0000Z-260404T1200Z/
FLOOD WARNING IN EFFECT FROM THIS EVENING TO SATURDAY MORNING
NWS Parameters
AWIPSidentifier
FLWIWX
WMOidentifier
WGUS43 KIWX 021217
eventEndingTime
2026-04-04T08:00:00-04:00
EAS Forwarding Status
Forwarded to Air Chain
Reason
Auto-forwarded: SAME ZCZC-WXR-FLW-039137+0600-0921217-KR8MER-
Forwarded Audio