Weather Alerts For Hayden, IN

# HEADLINE -------------------- HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT SATURDAY # DETAILS -------------------- WHAT Heat index values up to 105 expected. WHERE Portions of central, south central, southeast, southwest, and west central Indiana. WHEN Until 8 PM EDT Saturday. IMPACTS Hot temperatures and high humidity may cause heat illnesses. ISSUED AT Friday, September 4, 2026 at 8:06 PM EDT ISSUED BY National Weather Service Indianapolis IN HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Drink plenty of fluids, limit time outdoors, and check up on relatives and neighbors. # AREAS AFFECTED -------------------- Decatur, Morgan, Vermillion, Bartholomew, Boone, Brown, Clay, Clinton, Daviess, Fountain, Greene, Hamilton, Hancock, Hendricks, Jackson, Jennings, Johnson, Knox, Lawrence, Marion, Martin, Monroe, Montgomery, Owen, Parke, Putnam, Rush, Shelby, Sullivan, Tippecanoe, Vigo, Warren Including the cities of Shelburn, Brownsburg, Terre Haute, Nashville, West Lebanon, Danville, Seymour, Greencastle, Indianapolis, Lebanon, Rockville, Shoals, Shelbyville, Mooresville, Linton, Bedford, Covington, Brazil, Veedersburg, Greenwood, Greensburg, Sullivan, Bloomfield, Montezuma, Fishers, Washington, Mitchell, Farmersburg, Spencer, Jasonville, Franklin, Noblesville, West Lafayette, Gosport, Lafayette, Plainfield, Martinsville, Clinton, North Vernon, Zionsville, Fairview Park, Vincennes, Crawfordsville, Greenfield, Carlisle, Loogootee, Williamsport, Columbus, Rosedale, Frankfort, Attica, Rushville, Bloomington, Carmel, and Worthington

Pollen Index: 11.1 Pollen Level: high Predominant Pollen: Ragweed, Nettle and Grass. Pollen concentrations for Saturday will be at about the same level in the extremely high range. If you do suffer from allergies, tomorrow should be about as difficult outdoors as it was today.