A cold front will spark the chance for a few thunderstorms to develop later this evening and into the overnight hours. A few isolated storms could resume on Thursday.

Heat, humidity continue with storms possible; Flash flood warning issued

UPDATE @ 10:05 p.m.: 

  • FLASH FLOOD WARNING: For Randolph County, Indiana, extended until 12:45 a.m.
  • FLOOD ADVISORY: For Randolph County until 9:30 p.m.

QUICK-LOOK FORECAST 

  • Few storms expected tonight, tomorrow
  • Heat index values in the middle 90s today
  • Drying out for the end of the week 

>> TRACK THE CONDITIONS: Live Doppler 7 HD Interactive Radar

DETAILED FORECAST

>> Heat index: What is it? Why does it matter?  

TODAY: Thunderstorms are expected to develop this evening as a cold front approaches the area, according to Storm Center 7 Meteorologist Jesse Maag. 

Severe weather is not expected but an isolated strong storm is possible. Main threats from the storms include gusty winds and hail. 

Highs have climbed to around 90 but it feels closer to the middle 90s.

Some storms will linger into the night with lows dropping to around 70 degrees.

>> Cloudy with a Chance of Podcast: A podcast for weather fans 

THURSDAY: There will be a chance for showers and thunderstorms, mainly southeast of Dayton at times through the midday. Skies will gradually clear later in the day with highs reaching the middle 80s. 

>> YOU NEED THIS: Download the WHIO Weather App 

FRIDAY: Nice conditions return with mostly sunny skies and lower humidity expected. Highs will be near average in the middle 80s. 

SATURDAY: Sunny skies expected with temperatures approaching 90 degrees. Humidity levels climb again which will push heat index values in the lower to middle 90s. 

We'll see another brief decline in the humidity towards the end of the work week, but the heat won't be held down long.

>> Heat lightning. Fact or fiction?

SUNDAY: It will be partly cloudy, hot and humid with highs around 90 degrees. Heat index values will push to the lower to middle 90s, with a slight chance of a few afternoon and evening showers and thunderstorms.

MONDAY: Another hot and humid day with highs reaching the upper 80s and heat index values in the middle 90s. Again there will be a chance for isolated pop-up storms to develop in the afternoon. 

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