Local weather forecast

Weather in New Madison, OH

Updated 2026-08-11 12:15 local time · ZIP codes 45346

Overcast
Now69°F

Overcast

High / Low93° / 70°
Rain chance70%
Wind13 mph
Weather alerts

Active alerts

4
Severe Thunderstorm Warning issued August 11 at 7:57AM EDT until August 11 at 9:00AM EDT by NWS Wilmington OH

SVRILN The National Weather Service in Wilmington has issued a * Severe Thunderstorm Warning for... Northern Wayne County in east central Indiana... Darke County in west central Ohio... Southwestern Mercer County in west central Ohio... * Until 900 AM EDT. * At 756 AM EDT, severe thunderstorms were located along a line extending from near Fort Recovery to 7 miles northwest of Muncie, moving south at 40 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to trees and power lines. * Locations impacted include... Richmond, Greenville, Centerville, Arcanum, Hagerstown, Union City, Fort Recovery, Ansonia, New Madison, Fountain City, Dublin, Franklin, Wayne Lakes, Gettysburg, Greens Fork, Pitsburg, Bethel, Hollansburg, Rossburg, and Palestine. This includes I-70 in Indiana between mile markers 134 and 148.

Safety instructions

For your protection move to an interior room on the lowest floor of a building. Large hail, damaging wind, and continuous cloud to ground lightning are occurring with these storms. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. To report severe weather, go to our website at weather.gov/iln and submit your report via social media, when you can do so safely.

Flood Watch issued August 11 at 4:12AM EDT until August 12 at 8:00AM EDT by NWS Wilmington OH

* 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.

Safety instructions

People in the watch area should keep an eye on the weather and be prepared for immediate action should heavy rains and flooding occur or a Flash Flood Warning be issued. Avoid low-lying areas and be careful when approaching highway dips and underpasses.

Flood Watch issued August 11 at 2:09AM EDT until August 12 at 8:00AM EDT by NWS Wilmington OH

* 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 through Tuesday night. 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.

Safety instructions

People in the watch area should keep an eye on the weather and be prepared for immediate action should heavy rains and flooding occur or a Flash Flood Warning be issued. Avoid low-lying areas and be careful when approaching highway dips and underpasses.

Severe Thunderstorm Warning issued August 11 at 8:00AM EDT until August 11 at 8:45AM EDT by NWS Indianapolis IN

SVRIND The National Weather Service in Indianapolis has issued a * Severe Thunderstorm Warning for... Southern Randolph County in east central Indiana... Southeastern Delaware County in east central Indiana... Northeastern Henry County in east central Indiana... * Until 845 AM EDT. * At 800 AM EDT, severe thunderstorms were located along a line extending from near Portland to 6 miles northwest of Winchester to near Muncie, moving southeast at 55 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Winchester, Union City, Lynn, Mooreland, Losantville, Modoc, Blountsville, Summit Lake State Park, and Prairie Creek Reservoir.

Safety instructions

For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.

Hourly

Next hours

NowOvercast69°8% rain
1 PMSunny90°6% rain
2 PMSunny92°5% rain
3 PMSunny93°5% rain
4 PMSunny90°4% rain
5 PMPatchy rain nearby70°75% rain
6 PMPatchy rain nearby75°72% rain
7 PMSunny78°10% rain
8 PMSunny71°11% rain
9 PMModerate or heavy rain shower72°63% rain
10 PMClear70°11% rain
11 PMClear70°13% rain
Forecast

3-day weather forecast

Today2026-08-11
Sunny
93° 70°Sunny
Rain 70%Gust 22 mph
Tomorrow2026-08-12
Patchy light rain in area with thunder
81° 65°Patchy light rain in area with thunder
Rain 91%Gust 13 mph
Thursday2026-08-13
Patchy rain nearby
82° 66°Patchy rain nearby
Rain 86%Gust 5 mph
Conditions

Weather details

Feels like69°F
Humidity88%
Pressure29.96 inHg
Visibility10 mi
Wind13 mph WSW
Wind gusts16 mph
Precipitation0.00 in
UV index1
Daylight

Sunrise, sunset and moon

Sunrise06:46 AM
Sunset08:41 PM
Moonrise04:47 AM
Moon phaseNew Moon
Practical guide

Weather insights for today

Take an umbrella

Rain chance reaches about 75% over the next 12 hours.

Light layers should work

It feels like 69°F with winds near 13 mph.

Best window: 12 PM

69°F, 8% rain chance and 13 mph wind.

Use extra caution while driving

Visibility is around 10 mi; gusts may reach 39 mph.

Running conditions are less comfortable

Current temperature is 69°F, wind 13 mph, rain chance up to 75%.

Low UV protection needs

UV index is 1.

New Madison weather today

Overcast and 69°F in New Madison, OH. Today's high is 93°F with a 70% rain chance. Winds are around 13 mph with gusts near 16 mph. Relative humidity is 88%, pressure is 29.96 inHg, and visibility is about 10 miles.

Tonight and tomorrow in New Madison

Sunrise is at 06:46 AM and sunset is at 08:41 PM. Tomorrow's forecast calls for Patchy light rain in area with thunder with a high near 81°F and a low near 65°F. The maximum rain chance is 91%.

Nearby

Weather near New Madison

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