|(n) Knozone Action Day has been declared for Indianapolis, IN, on Thursday, Aug 30|
|Today and Tomorrow's Forecast|
|Wednesday, Aug 29:||Moderate||Ozone|
|Thursday, Aug 30:||103 AQI||Unhealthy for Sensitive Groups||Ozone|
Wednesday : PM2.5 readings are in the upper good range, despite some haze buildup. Ozone was in the upper 60’s in portions of the forecast area. High pressure over the Great Lakes will move off to the mid-Atlantic coast Thursday. Winds will turn to the east, then south while humidity remains fairly low. Most of the solar heating will go into raising the temperature into the low 90’s. As hurricane Isaac moves into Louisiana then Arkansas, his circulation will tend to reinforce high pressure locally. The 500mb level ridge is centered over northern Indiana tomorrow.
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