Today | Weather | Tuesday, June 30, 2026

Active Weather Warnings

Weather in South Bend, Indiana

03:22 PM

Now

91° F

Feels Like 104°

Precipitation 0 %

Wind 14 mph

UV Index (0 - 11+) 7

Humidity 61 %

Today

Day 93°

Night 73°

Precipitation 25 %

Wind 13 mph

UV Index (0 - 11+) 11

Warning: Extreme UV Index Today: 11

Overexposure to the sun's harmful UV rays can cause sunburn and increase the risk of developing skin cancer, including melanoma. Protect yourself by wearing clothing that covers your skin, sunglasses, and a hat. Apply a broad-spectrum sunscreen with an SPF of 30 or higher every two hours, even on cloudy days. Minimize direct sun exposure during peak hours (10 AM to 4 PM) to reduce the risk.

South Bend Weather Forecast Updated

Last updated on June 30, 2026 at 2:13 PM

Weather Forecast History

Last Year's Weather on This Day (June 30, 2025)

Day

88°

Night

68°

Wind

8 mph

UV Index

Precipitation

91 %

Air Quality in South Bend

NOW

33 AQI

Good air quality Dominant pollutant: PM_2.5

Pollutant Concentrations:

PM_2.5 7.88 µg/m³

PM₁₀ 12.31 µg/m³

O₃ 0.035 ppm

NO₂ 0.3 ppb

SO₂ 0.4 ppb

CO 0.09 ppm

NH₃ 0.93 µg/m³

NO 0.14 µg/m³

PM_2.5 – Fine particles <2.5μm

PM₁₀ – Inhalable particles <10μm

O₃ – Ozone

NO₂ – Nitrogen dioxide

SO₂ – Sulfur dioxide

CO – Carbon monoxide

NH₃ – Ammonia

NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)

PM_2.5 – 7.88 µg/m³

PM₁₀ – 12.31 µg/m³

O₃ – 69.43 µg/m³

NO₂ – 0.55 µg/m³

SO₂ – 1.08 µg/m³

CO – 104.01 µg/m³

NH₃ – 0.93 µg/m³

NO – 0.14 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for South Bend

Severe Future Likely

Extreme Heat Watch

Extreme Heat Watch issued June 28 at 2:16AM EDT until July 2 at 8:00PM EDT by NWS Northern Indiana

Jun 29, 2:00 PM → Jul 2, 8:00 PM

WHAT: Dangerously hot conditions with heat index values up to 105
possible. Daily high temperatures in the 90s.

WHERE: Portions of northern Indiana, southwest Michigan, and
northwest Ohio.

WHEN: From Monday afternoon through Thursday evening.

IMPACTS: Heat related illnesses increase significantly during
extreme heat and high humidity events.

ADDITIONAL DETAILS: Overnight lows in the mid-70s will offer
limited relief from the heat. Additionally, heat-related impacts
may be heightened due to cooler than normal temperatures these
past two weeks.

+ Read More

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

Updated: Jun 28, 12:08 PM Source: NWS Alert

Severe Expected Likely

Extreme Heat Warning

Extreme Heat Warning issued June 30 at 3:44AM EDT until July 2 at 8:00PM EDT by NWS Northern Indiana

Jun 30, 3:44 AM → Jul 2, 8:00 PM

WHAT: Dangerously hot conditions with heat index values of 100 to
105 expected, with higher values possible. Daily high temperatures
in the 90s.

WHERE: Portions of northern Indiana, southwest Michigan, and
northwest Ohio.

WHEN: Until 8 PM EDT /7 PM CDT/ Thursday.

IMPACTS: Heat related illnesses increase significantly during
extreme heat and high humidity events.

ADDITIONAL DETAILS: Overnight lows in the mid-70s will offer
limited relief from the heat.