Local weather forecast

Weather in Lewisburg, OH

Updated 2026-08-11 12:00 local time · ZIP codes 45338

Overcast
Now70°F

Overcast

High / Low94° / 70°
Rain chance75%
Wind12 mph
Weather alerts

Active alerts

3
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.

Hourly

Next hours

NowOvercast70°7% rain
1 PMSunny91°6% rain
2 PMSunny93°4% rain
3 PMSunny94°4% rain
4 PMSunny92°3% rain
5 PMPatchy rain nearby71°80% rain
6 PMModerate rain at times72°80% rain
7 PMSunny78°10% rain
8 PMSunny71°11% rain
9 PMPatchy rain nearby71°75% rain
10 PMPatchy rain nearby70°75% rain
11 PMClear70°17% rain
Forecast

3-day weather forecast

Today2026-08-11
Sunny
94° 70°Sunny
Rain 75%Gust 21 mph
Tomorrow2026-08-12
Patchy light rain in area with thunder
82° 65°Patchy light rain in area with thunder
Rain 90%Gust 13 mph
Thursday2026-08-13
Patchy rain nearby
83° 65°Patchy rain nearby
Rain 87%Gust 5 mph
Conditions

Weather details

Feels like70°F
Humidity88%
Pressure29.96 inHg
Visibility10 mi
Wind12 mph WSW
Wind gusts15 mph
Precipitation0.00 in
UV index2
Daylight

Sunrise, sunset and moon

Sunrise06:46 AM
Sunset08:40 PM
Moonrise04:47 AM
Moon phaseNew Moon
Practical guide

Weather insights for today

Take an umbrella

Rain chance reaches about 80% over the next 12 hours.

Light layers should work

It feels like 70°F with winds near 12 mph.

Best window: 12 PM

70°F, 7% rain chance and 12 mph wind.

Use extra caution while driving

Visibility is around 10 mi; gusts may reach 43 mph.

Running conditions are less comfortable

Current temperature is 70°F, wind 12 mph, rain chance up to 80%.

Low UV protection needs

UV index is 2.

Lewisburg weather today

Overcast and 70°F in Lewisburg, OH. Today's high is 94°F with a 75% rain chance. Winds are around 12 mph with gusts near 15 mph. Relative humidity is 88%, pressure is 29.96 inHg, and visibility is about 10 miles.

Tonight and tomorrow in Lewisburg

Sunrise is at 06:46 AM and sunset is at 08:40 PM. Tomorrow's forecast calls for Patchy light rain in area with thunder with a high near 82°F and a low near 65°F. The maximum rain chance is 90%.

Nearby

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