Clouds, a few showers today; hot Friday

finger lakes weather forecast thursday july 27 2023 cloudy showers thunderstorms hot friday
Clouds and some occasional showers will keep temperatures in check today, but highs will approach or exceed 90 degrees on Friday. [Photo by Joan Lockwood]

Thursday-Friday Weather

Clouds and scattered showers are plentiful this morning as the remains of thunderstorms over the Upper Great Lakes yesterday move through the area.

While the showers will gradually diminish this morning, it will be harder to remove the clouds from the region. This will keep temperatures down today, limiting the thunderstorm potential this afternoon as a weak weather system passes through.

Additional showers will pop up this afternoon, and a few thunderstorms may rumble across the southeastern Finger Lakes, very roughly from a line near Corning to Ithaca to Syracuse and points eastward.

Even outside of any thunderstorms, winds today will be a bit blustery. Any thunderstorms will have the potential to enhance those winds. So, while quite unlikely, there is a small chance for a stronger storm or two this afternoon.

Showers and storms will be most likely in the mid-afternoon and will move east and dissipate late in the day.

The non-thunderstorm winds will be from the southwest through the early afternoon, then will gradually turn to the northwest as the weather system passes through. Wind speeds of 10-15 mph will be possible at times from both directions, with occasional gusts over 25 mph.

Temperatures this afternoon will depend on how much sun works its way out and how many showers pop up. Most places should be in the low to mid 80s. Dewpoints will be elevated, between 65-70 degrees.

The overnight will be quiet, but muggy, with mostly clear skies and lows in the mid and upper 60s.

Dry conditions will persist through Friday as light southwest winds bring hotter temperatures into the area.

Many places will be near or slightly above 90 degrees Friday afternoon. Dewpoints will start the day in the upper 60s but may retreat as far as the low 60s by the afternoon. That will limit the heat index from getting excessively high.

Still, heat advisories are likely to be issued for at least portions of the region.

finger lakes weather 7-day forecast thu jul 27 | thur, sct showers, few storms mid 80 | fri, sun and clouds near 90 | sat, morning rain, storms mid 70 | sun, sun and clouds mid 70 | mon, a few showers mid 70 | tues, sun and clouds mid 70 | wed, sun and clouds upper 70
This graphic represents an average over the entire Finger Lakes region. Localized variations should be expected. Click to enlarge.

Weekend Cold Front

After another warm and muggy night, and possibly some rain from leftover thunderstorm complexes, a cold front will drop south into the region Saturday morning.

Showers and thunderstorms are likely during the morning and possibly the midday hours. There will be enough wind in the atmosphere to bring a threat for some stronger storms, but there will also be limiting factors at play to prevent a larger event.

Heavy rain may end up being the primary threat with these storms with a soupy atmosphere in place.

Saturday afternoon should trend dry with increasing sunshine. Northwest winds will pick up with speeds around 10 mph and occasional gusts over 20 mph.

Cooler, less humid air will rush in on these winds with highs topping out in the mid and upper 70s.

Sunday will start out in the upper 50s and low 60s and will have a mix of sun and clouds. A stray shower cannot be totally ruled out, but the vast majority of the region should stay dry.

Temperatures will reach the mid 70s in the afternoon while dewpoints fall to the low and mid 50s. Northwest winds will again approach 10 mph during the afternoon hours.

Scattered showers will be possible Monday as a small disturbance passes through. Only a few rumbles of thunder are expected. Highs will again stick to the mid 70s.

Tuesday will maybe get a degree to two warmer, but most areas will still end up in the mid 70s. Mostly dry conditions are expected with a mix of sun and clouds.

Wednesday will add a couple more degrees with highs in the upper 70s. Like Tuesday, it should be mostly dry. Both Tuesday and Wednesday will start with morning lows well down into the 50s with a few pockets of upper 40s possible.

The best chance for rain next week looks to be on Friday. Temperatures should get a boost into the 80s for a day ahead of that system, but will then return to the 70s for at least a few more days.

More Information:

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finger lakes weather 7-day forecast thu jul 27 | thur, sct showers, few storms mid 80 | fri, sun and clouds near 90 | sat, morning rain, storms mid 70 | sun, sun and clouds mid 70 | mon, a few showers mid 70 | tues, sun and clouds mid 70 | wed, sun and clouds upper 70
This graphic represents an average over the entire Finger Lakes region. Localized variations should be expected.

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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.