Great Miami River from Sidney to Hamilton, OH
08/19/2026 10:00 PM
72°F
TEMPERATURE
Winds 2 mph NE
Showers And Thunderstorms Likely
Showers and thunderstorms. Mostly cloudy, with a low around 66. Northeast wind around 2 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Alerts

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Flood Watch issued August 19 at 7:53PM EDT until August 20 at 10:00AM EDT by NWS Wilmington OH
NWS Wilmington OH
Category Certainty Severity
Met Possible Severe
Status Urgency Category
Actual Future Met
Effective Ends Expires
08/19/2026 07:53 PM 08/20/2026 10:00 AM 08/20/2026 10:00 AM
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.

* WHERE...Portions of east central Indiana, including the following
counties, Fayette, Union and Wayne and Ohio, including the
following counties, Auglaize, Champaign, Clark, Darke, Delaware,
Fairfield, Fayette, Franklin, Greene, Hardin, Hocking, Licking,
Logan, Madison, Mercer, Miami, Montgomery, Pickaway, Preble, Shelby
and Union.

* WHEN...Through Thursday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
- Repeated rounds of storms, combined with the extremely wet soil
conditions will increase the risk for flash flooding into the
overnight hours.
                                            
Moonrise
03:29 PM
Moonset
12:50 AM
Sunrise
06:52 AM
Moon Phase
Waxing crescent
Sunset
08:27 PM

Hourly Forecast

Wed, 10:00 PM

Showers And Thunderstorms Likely
Winds: 2 mph NE
72°

Wed, 11:00 PM

Showers And Thunderstorms
Winds: 1 mph N
71°

Thu, 12:00 AM

Showers And Thunderstorms
Winds: 1 mph NE
70°

Thu, 01:00 AM

Showers And Thunderstorms
Winds: 1 mph NE
70°

Thu, 02:00 AM

Showers And Thunderstorms
Winds: 1 mph NE
69°

Thu, 03:00 AM

Showers And Thunderstorms Likely
Winds: 1 mph N
70°

Thu, 04:00 AM

Chance Showers And Thunderstorms
Winds: 1 mph NE
68°

Thu, 05:00 AM

Chance Rain Showers
Winds: 1 mph N
68°

Thu, 06:00 AM

Chance Rain Showers
Winds: 1 mph N
68°

Thu, 07:00 AM

Chance Rain Showers
Winds: 1 mph N
67°

Thu, 08:00 AM

Mostly Cloudy
Winds: 2 mph N
68°

Thu, 09:00 AM

Mostly Cloudy
Winds: 2 mph NW
69°

Thu, 10:00 AM

Mostly Cloudy
Winds: 3 mph N
71°

Thu, 11:00 AM

Partly Sunny
Winds: 3 mph N
72°

Thu, 12:00 PM

Partly Sunny
Winds: 5 mph N
75°

Thu, 01:00 PM

Mostly Sunny
Winds: 5 mph N
76°

Thu, 02:00 PM

Mostly Sunny
Winds: 6 mph N
78°

Thu, 03:00 PM

Mostly Sunny
Winds: 6 mph N
79°

Thu, 04:00 PM

Mostly Sunny
Winds: 7 mph N
79°

Thu, 05:00 PM

Mostly Sunny
Winds: 7 mph NE
79°

Thu, 06:00 PM

Mostly Cloudy
Winds: 7 mph N
80°

Thu, 07:00 PM

Partly Cloudy
Winds: 7 mph NE
78°

Thu, 08:00 PM

Mostly Cloudy
Winds: 6 mph N
75°

Thu, 09:00 PM

Mostly Cloudy
Winds: 5 mph NE
73°
Winds: 2 mph NE
Showers and thunderstorms. Mostly cloudy, with a low around 66. Northeast wind around 2 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Winds: 1 to 7 mph N
A chance of rain showers before 8am. Partly sunny, with a high near 81. North wind 1 to 7 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
Winds: 2 to 7 mph NE
Partly cloudy, with a low around 63. Northeast wind 2 to 7 mph.
Winds: 3 mph NE
Mostly sunny, with a high near 82. Northeast wind around 3 mph.
Winds: 3 mph NW
Mostly clear, with a low around 64. Northwest wind around 3 mph.
Winds: 2 to 12 mph W
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Winds: 5 to 10 mph NW
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 40%.
Winds: 5 to 12 mph NW
Sunny, with a high near 79.
Winds: 2 to 10 mph NW
Partly cloudy, with a low around 58.
Winds: 2 to 7 mph NW
Mostly sunny, with a high near 78.
Winds: 2 to 7 mph NE
Partly cloudy, with a low around 59.
Winds: 2 to 6 mph S
Mostly sunny, with a high near 81.
Winds: 2 to 6 mph S
Partly cloudy, with a low around 63.
Winds: 2 to 7 mph SW
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83.

Nearshore Marine Forecast

National Weather Service Northern Indiana

For waters within five nautical miles of shore on Lake Michigan OVERNIGHT.Northeast winds 5 to 10 knots. Mostly cloudy. Waves 1 to 2 feet. .THURSDAY.Northeast winds 10 knots or less becoming north. Sunny. Waves around 1 foot. .THURSDAY NIGHT.North winds less than 10 knots. Mostly clear. Waves 1 foot or less. .FRIDAY.Southeast winds 10 knots or less becoming southwest. A slight chance of showers and thunderstorms in the afternoon. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. The water temperature at St. Joseph is 72 degrees and at Michigan City is 69 degrees.

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