INDIANAPOLIS — Today is a day to stay weather aware. It will be a hot and humid afternoon, with afternoon highs in the upper 80s. Heat indices will be in the low 90s.
![](https://media.tegna-media.com/assets/WTHR/images/e9a262ff-0b4e-4e05-9a69-77cf2f707a40/e9a262ff-0b4e-4e05-9a69-77cf2f707a40_16x9.jpg)
![](https://media.tegna-media.com/assets/WTHR/images/e9a262ff-0b4e-4e05-9a69-77cf2f707a40/e9a262ff-0b4e-4e05-9a69-77cf2f707a40_1140x641.jpg)
A boundary will trigger thunderstorms by late afternoon into mid-evening.
![](https://media.tegna-media.com/assets/WTHR/images/ab41638c-d27a-4ae8-b4fe-1e02bbee1e14/ab41638c-d27a-4ae8-b4fe-1e02bbee1e14_16x9.jpg)
![](https://media.tegna-media.com/assets/WTHR/images/ab41638c-d27a-4ae8-b4fe-1e02bbee1e14/ab41638c-d27a-4ae8-b4fe-1e02bbee1e14_1140x641.jpg)
![](https://media.tegna-media.com/assets/WTHR/images/eb1994c0-1c72-4d2e-98d5-da1a7f4b91d7/eb1994c0-1c72-4d2e-98d5-da1a7f4b91d7_16x9.jpg)
![](https://media.tegna-media.com/assets/WTHR/images/eb1994c0-1c72-4d2e-98d5-da1a7f4b91d7/eb1994c0-1c72-4d2e-98d5-da1a7f4b91d7_1140x641.jpg)
![](https://media.tegna-media.com/assets/WTHR/images/a0d82c25-432e-4ecd-886f-68059143f1c3/a0d82c25-432e-4ecd-886f-68059143f1c3_16x9.jpg)
![](https://media.tegna-media.com/assets/WTHR/images/a0d82c25-432e-4ecd-886f-68059143f1c3/a0d82c25-432e-4ecd-886f-68059143f1c3_1140x641.jpg)
![](https://media.tegna-media.com/assets/WTHR/images/fc481bf4-d821-4fa7-ae6c-c2020812a271/fc481bf4-d821-4fa7-ae6c-c2020812a271_16x9.jpg)
![](https://media.tegna-media.com/assets/WTHR/images/fc481bf4-d821-4fa7-ae6c-c2020812a271/fc481bf4-d821-4fa7-ae6c-c2020812a271_1140x641.jpg)
Strong to severe storms will be possible, with all severe threats on the table.
![](https://media.tegna-media.com/assets/WTHR/images/b897aac4-3cac-46c2-89fa-7be2e4c00071/b897aac4-3cac-46c2-89fa-7be2e4c00071_16x9.jpg)
![](https://media.tegna-media.com/assets/WTHR/images/b897aac4-3cac-46c2-89fa-7be2e4c00071/b897aac4-3cac-46c2-89fa-7be2e4c00071_1140x641.jpg)
However, damaging winds will be the biggest threat. Winds gusting over 70 mph will be possible.
![](https://media.tegna-media.com/assets/WTHR/images/ad26e015-64c9-4294-8bc7-9ff681f67af4/ad26e015-64c9-4294-8bc7-9ff681f67af4_16x9.jpg)
![](https://media.tegna-media.com/assets/WTHR/images/ad26e015-64c9-4294-8bc7-9ff681f67af4/ad26e015-64c9-4294-8bc7-9ff681f67af4_1140x641.jpg)
Large hail will be possible, too.
![](https://media.tegna-media.com/assets/WTHR/images/d9703e4f-623b-499f-87fa-847af5b463ef/d9703e4f-623b-499f-87fa-847af5b463ef_16x9.jpg)
![](https://media.tegna-media.com/assets/WTHR/images/d9703e4f-623b-499f-87fa-847af5b463ef/d9703e4f-623b-499f-87fa-847af5b463ef_1140x641.jpg)
Even isolated tornadoes will be possible this afternoon.
![](https://media.tegna-media.com/assets/WTHR/images/b7f508bf-f2ea-4442-bc30-e2bc20fb5a40/b7f508bf-f2ea-4442-bc30-e2bc20fb5a40_16x9.jpg)
![](https://media.tegna-media.com/assets/WTHR/images/b7f508bf-f2ea-4442-bc30-e2bc20fb5a40/b7f508bf-f2ea-4442-bc30-e2bc20fb5a40_1140x641.jpg)
Please stay weather aware today.