Weather Update: Unofficial Start to Summer Cools off by Week’s End

 

May 2022 was a wet month for the state of Ohio! CoCoRaHS observations show widespread 5-10” of rain fell across southern Ohio with lighter amounts across the north, east, and southeast (Figure 1). Observers west of Cincinnati, Circleville, and Washington Court House all reported more than 10”. Despite a few chillier days, temperatures ran 1-4°F above average for the month. For the latest up-to-date conditions, seasonal outlooks, and monthly climate summaries, please visit the State Climate Office of Ohio.

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Figure 1). CoCoRaHS accumulated precipitation for May 2022. (https://cocorahs.org).

Forecast

 

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Figure 2). Precipitation forecast from the Weather Prediction Center for 8pm Monday May 31 – 8pm Monday June 7.

The hot, dry conditions of the past couple of days will transition to cooler and wetter conditions over the next few days. A cold front will approach the state on Wednesday, with showers and storms developing. A few storms may be severe. The cold front will continue to push through the state on Thursday with additional rain activity possible. Behind the front, high pressure will settle in for Friday through Sunday with cooler and less humid air. As high pressure weakens early next week, humidity will increase along with the chance for summertime storms. The Weather Prediction Center is forecasting 0.25-1.0” over the next 7 days, with locally higher amounts possible in stronger storms (Figure 2).

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Figure 3) Climate Prediction Center 6-10 Day Outlook valid for June 6 – 10, 2022, for left) temperatures and right) precipitation. Colors represent the probability of below, normal, or above normal conditions.

The Climate Prediction Center’s 6–10-day outlook for the period of June 6 – 10, 2022 and the 16-Day Rainfall Outlook from NOAA/NWS/Ohio River Forecast Center show average to below average temperatures are expected with a lean toward above average precipitation (Figure 3). Climate averages for this period include a high-temperature range of 76-81°F, a low-temperature range of 56-61°F, and average weekly total precipitation of 0.85-1.15 inches.

 

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