Weekend Weather Forecast: Some sun, but also scattered showers and storms

finger lakes weather forecast weekend forecast september 11-13 2026 some dark grey clouds backlit by some golden sun above a field of golden grain with some scattered trees
Photo by Gwen Moshier

After a sunny day Friday, both Saturday and Sunday will have a chance for some afternoon and evening rain with mild temperatures will into the 70s. Some of the rain may come in the form of thunderstorms on Sunday. A few showers may linger into Monday with cool temperatures before 70s and sunshine return Wednesday. A couple more quick moving weather systems are expected next week.

Published Friday, September 11

 

Friday

What: Sun and clouds.

Friday looks dry and sunny with a few fair weather clouds. Light northwest winds will turn calm late in the day, then light from the south at night. Highs will be around 70 degrees and overnight lows will range through the upper 40s and lower half of the 50s with areas of fog.

 

Saturday

What: Sun and clouds. A few showers.

A push of warmer air will make its way into the area Saturday, leading to some scattered showers late in the afternoon and over the southern half of the region. Not all areas will see rain. Temperatures will range from the low 70s in the south, where clouds are more plentiful, to the upper 70s in the north. it will be a mild night with overnight lows in the mid 60s.

 

Sunday

What: A few showers

The cold front associated with this weekend’s system will pass through on Sunday, leading to some late afternoon showers and thunderstorms. How many thunderstorms are able to develop is still uncertain, but any that do form could have some downpours and gusty winds. Widespread or significant severe weather is not expected. Highs will be in the mid and upper 70s. Nighttime temperatures will drop to the mid 50s as cooler air starts to build in.

finger lakes weather 7-day forecast fri sep 11 | fri, sun, a few clouds near 70 | sat, some late showers mid 70 | sun, showers, storms late mid 70 | mon, a few early showers mid 60 | tues, sun and clouds mid 70 | wed, a few showers, storms mid 70 | thur, a few early showers mid 70
This graphic represents an average over the entire Finger Lakes region. Localized variations should be expected.

 

 

Monday

What: A few showers early. Some eventual sun.

Clouds will linger on Monday, possibly accompanied by a few scattered showers during the morning hours. Later in the day, some sun should eventually start to come out. Winds will be steady from the north-northwest, helping hold temperatures to the mid 60s for many areas.

 

Tuesday

What: Sun and clouds.

Tuesday is looking dry with a mix of sun and clouds. A south wind will develop, helping highs in the mid 70s.

 

Wednesday

What: Scattered showers and storms.

Another quick moving system will pass through on Wednesday with some scattered showers and perhaps a couple thunderstorms. Temperatures will depend on the timing of this weather system, but should be somewhere in the 70s.

 

Thursday

What: A few early showers. Some late sun.

Showers may linger into early Thursday, but this will ultimately depend on the timing and speed of Wednesday’s system. Sun should increase later in the day. Northwest winds will develop, but cooler air may lag behind, leading to highs remaining in the 70s.

 

Next Weekend

Next weekend may also be unsettled as another weather system swings through the area. This could lead to some chilly air late in the weekend or early the following week with a small chance for a day or two with highs in the 50s.

 

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Follow Meteorologist Drew Montreuil:
Meteorologist Drew Montreuil has been forecasting the weather in the Finger Lakes region since 2006 and has degrees in meteorology from SUNY Oswego (B.S. with Honors) and Cornell (M.S.). Drew and his wife have four young boys. When not working or playing with the boys, he is probably out for a run through the countryside.

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