Local weather forecast

Weather in Portland, OH

Updated 2026-08-11 11:15 local time · ZIP codes 45770

Sunny
Now77°F

Sunny

High / Low83° / 68°
Rain chance84%
Wind3 mph
Weather alerts

Active alerts

1
Flood Warning issued August 11 at 3:28AM EDT until August 11 at 9:30AM EDT by NWS Charleston WV

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Central Athens County in southeastern Ohio... Southwestern Morgan County in southeastern Ohio... West Central Washington County in southeastern Ohio... * WHEN...Until 930 AM EDT Tuesday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS... - At 328 AM EDT, Doppler radar indicated heavy rain due to thunderstorms. Flooding is ongoing or expected to begin shortly in the warned area. Between 1.5 and 2 inches of rain have fallen. - Some locations that will experience flooding include... Chesterhill, Amesville, Bartlett and Fleming. - http://www.weather.gov/safety/flood

Safety instructions

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Report flooding to the National Weather Service by calling toll free, 800 401 9535, when you can do so safely.

Hourly

Next hours

NowSunny77°10% rain
12 PMLight drizzle77°53% rain
1 PMHeavy rain at times73°87% rain
2 PMPatchy rain nearby78°45% rain
3 PMSunny82°12% rain
4 PMSunny83°10% rain
5 PMSunny83°10% rain
6 PMSunny82°8% rain
7 PMPatchy rain nearby76°78% rain
8 PMPatchy rain nearby68°90% rain
9 PMPatchy rain nearby68°82% rain
10 PMPatchy rain nearby69°30% rain
Forecast

3-day weather forecast

Today2026-08-11
Patchy rain nearby
83° 68°Patchy rain nearby
Rain 84%Gust 14 mph
Tomorrow2026-08-12
Fog
89° 65°Fog
Rain 88%Gust 14 mph
Thursday2026-08-13
Fog
85° 65°Fog
Rain 79%Gust 7 mph
Conditions

Weather details

Feels like84°F
Humidity84%
Pressure30.03 inHg
Visibility6 mi
Wind3 mph SSW
Wind gusts6 mph
Precipitation0.00 in
UV index2
Daylight

Sunrise, sunset and moon

Sunrise06:37 AM
Sunset08:27 PM
Moonrise04:38 AM
Moon phaseNew Moon
Practical guide

Weather insights for today

Take an umbrella

Rain chance reaches about 90% over the next 12 hours.

Light layers should work

It feels like 84°F with winds near 3 mph.

Best window: 11 AM

77°F, 10% rain chance and 3 mph wind.

Use extra caution while driving

Visibility is around 6 mi; gusts may reach 22 mph.

Running conditions are less comfortable

Current temperature is 77°F, wind 3 mph, rain chance up to 90%.

Low UV protection needs

UV index is 2.

Portland weather today

Sunny and 77°F in Portland, OH. Today's high is 83°F with a 84% rain chance. Winds are around 3 mph with gusts near 6 mph. Relative humidity is 84%, pressure is 30.03 inHg, and visibility is about 6 miles.

Tonight and tomorrow in Portland

Sunrise is at 06:37 AM and sunset is at 08:27 PM. Tomorrow's forecast calls for Fog with a high near 89°F and a low near 65°F. The maximum rain chance is 88%.

Nearby

Weather near Portland

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