Fort Wayne, Indiana – Scorching summer heat will dominate northeast Indiana Saturday, but by mid-afternoon, thunderstorm chances could bring fast-changing road conditions and outdoor hazards. Fort Wayne residents should brace for a high of 93°F and potential wind gusts near 20 mph ahead of storm development after 2 p.m.
According to the National Weather Service, heat index values may climb to near 100°F before a 40% chance of showers and thunderstorms moves in by late Saturday. Drivers along U.S. Route 30 and Interstate 69 should prepare for sudden downpours and reduced visibility, especially after 2 p.m. Outdoor events and holiday weekend plans could be disrupted.
Saturday night will remain warm and mostly cloudy with a low around 73°F. Thunderstorm chances continue into early Sunday morning. Sunday’s outlook includes a similar pattern, with storms developing after 2 p.m. and highs around 92°F.
The storm threat tapers Monday, but isolated showers remain possible through the early afternoon. Temperatures cool slightly to the mid-80s. By Tuesday, skies clear and summer conditions return — mostly sunny with highs around 89°F.
🗓 Five-Day Forecast for Fort Wayne (Saturday, July 5 – Wednesday, July 10):
- Saturday: High 93°F, heat index near 100°F. Thunderstorm risk after 2 p.m.
- Sunday: High 92°F. 40% chance of afternoon storms. Breezy.
- Monday: High 85°F. 30% chance of storms before 2 p.m.
- Tuesday: Mostly sunny, high 89°F.
- Wednesday: Partly cloudy, 30% chance of storms. High 85°F.
