Great Miami River from Sidney to Hamilton, OH
08/11/2026 05:00 AM
74°F
TEMPERATURE
Winds 7 mph S
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.

Alerts

You have (1) alert(s). Tap to see details.

Flood Watch issued August 11 at 4:12AM EDT until August 12 at 8:00AM EDT by NWS Wilmington OH
NWS Wilmington OH
Category Certainty Severity
Met Possible Severe
Status Urgency Category
Actual Future Met
Effective Ends Expires
08/11/2026 04:12 AM 08/12/2026 08:00 AM 08/11/2026 12:15 PM
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.

* WHERE...Portions of Indiana, including the following counties,
Dearborn, Fayette, Franklin, Union and Wayne, Kentucky, including
the following counties, Boone, Bracken, Campbell, Kenton, Lewis,
Mason, Pendleton and Robertson, and Ohio, including the following
counties, Adams, Auglaize, Brown, Butler, Champaign, Clark,
Clermont, Clinton, Darke, Delaware, Fairfield, Fayette, Franklin,
Greene, Hamilton, Hardin, Highland, Hocking, Licking, Logan,
Madison, Mercer, Miami, Montgomery, Pickaway, Pike, Preble, Ross,
Scioto, Shelby, Union and Warren.

* WHEN...Through Wednesday morning.

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

* ADDITIONAL DETAILS...
- Several rounds of thunderstorms are expected into Wednesday
morning. Locally heavy rainfall can be expected with the
potential for storms to repeatedly track over the same locations.
This will result in the potential for flash flooding.
                                            
Moonrise
06:12 AM
Moonset
09:15 PM
Sunrise
06:44 AM
Moon Phase
Waning crescent
Sunset
08:39 PM

Hourly Forecast

Tue, 05:00 AM

Chance Showers And Thunderstorms
Winds: 7 mph S
74°

Tue, 06:00 AM

Chance Showers And Thunderstorms
Winds: 6 mph S
73°

Tue, 07:00 AM

Chance Showers And Thunderstorms
Winds: 6 mph S
73°

Tue, 08:00 AM

Showers And Thunderstorms Likely
Winds: 7 mph SW
72°

Tue, 09:00 AM

Showers And Thunderstorms Likely
Winds: 8 mph SW
74°

Tue, 10:00 AM

Chance Showers And Thunderstorms
Winds: 10 mph SW
77°

Tue, 11:00 AM

Chance Showers And Thunderstorms
Winds: 10 mph SW
79°

Tue, 12:00 PM

Chance Showers And Thunderstorms
Winds: 10 mph W
81°

Tue, 01:00 PM

Chance Showers And Thunderstorms
Winds: 12 mph W
83°

Tue, 02:00 PM

Chance Showers And Thunderstorms
Winds: 12 mph SW
84°

Tue, 03:00 PM

Showers And Thunderstorms Likely
Winds: 12 mph W
84°

Tue, 04:00 PM

Showers And Thunderstorms Likely
Winds: 12 mph W
85°

Tue, 05:00 PM

Showers And Thunderstorms
Winds: 10 mph N
82°

Tue, 06:00 PM

Showers And Thunderstorms
Winds: 10 mph N
82°

Tue, 07:00 PM

Chance Showers And Thunderstorms
Winds: 9 mph N
81°

Tue, 08:00 PM

Showers And Thunderstorms Likely
Winds: 8 mph SE
77°

Tue, 09:00 PM

Showers And Thunderstorms
Winds: 7 mph SW
76°

Tue, 10:00 PM

Showers And Thunderstorms Likely
Winds: 6 mph SW
74°

Tue, 11:00 PM

Chance Showers And Thunderstorms
Winds: 5 mph SW
73°

Wed, 12:00 AM

Showers And Thunderstorms Likely
Winds: 5 mph SW
72°

Wed, 01:00 AM

Chance Showers And Thunderstorms
Winds: 5 mph SW
72°

Wed, 02:00 AM

Chance Showers And Thunderstorms
Winds: 3 mph SW
71°

Wed, 03:00 AM

Chance Showers And Thunderstorms
Winds: 3 mph SW
72°

Wed, 04:00 AM

Chance Showers And Thunderstorms
Winds: 5 mph SW
71°
Winds: 7 mph S
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
Winds: 6 to 12 mph SW
A chance of showers and thunderstorms before 8am, then showers and thunderstorms likely between 8am and 10am, then showers and thunderstorms likely between 10am and 5pm, then showers and thunderstorms. Mostly cloudy, with a high near 87. Southwest wind 6 to 12 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Winds: 3 to 10 mph SW
Showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm, then showers and thunderstorms between 8pm and 5am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southwest wind 3 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Winds: 3 to 8 mph W
A chance of showers and thunderstorms. Partly sunny, with a high near 88. West wind 3 to 8 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
Winds: 2 to 8 mph W
A chance of showers and thunderstorms before 8pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 69. West wind 2 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Winds: 2 to 8 mph NW
Rain showers likely before 2pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 86. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Winds: 3 to 8 mph N
Showers and thunderstorms likely. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Winds: 5 to 8 mph N
A chance of showers and thunderstorms before 2pm. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Winds: 8 mph NE
Partly cloudy, with a low around 63.
Winds: 8 mph E
A chance of rain showers between 8am and 2pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
Winds: 8 mph SE
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Winds: 6 to 12 mph SW
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 30%.
Winds: 5 to 12 mph NW
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 50%.
Winds: 5 to 9 mph NW
A chance of showers and thunderstorms. Partly 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 TODAY.South winds 10 knots or less becoming east. A chance of showers and thunderstorms this morning, then showers with a chance of thunderstorms early this afternoon. Showers with a slight chance of thunderstorms late. Waves 1 foot or less. .TONIGHT.Southeast winds less than 10 knots. A slight chance of showers and thunderstorms in the evening. Waves 1 foot or less. .WEDNESDAY.Light and variable winds. A chance of showers and thunderstorms in the afternoon. Waves 1 foot or less. .WEDNESDAY NIGHT.Light and variable winds. A slight chance of showers and thunderstorms in the evening, then a slight chance of showers overnight. 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 67 degrees.

Oilrig
NWS
Buoy
Fixed Station
USGS
Ship
Other