Indore Air Quality Alert: Tropical Storm Imelda and Hurricane Humberto

  • 3 min read
  • by IQAir Staff Writers
Vehicles driving through flooded street

What is the name and location of the storm?

As of September 29, 2025, the storm system includes Tropical Storm Imelda and Hurricane Humberto. Tropical Storm Imelda is currently located near the Bahamas, while Hurricane Humberto is positioned in the Atlantic Ocean, projected to pass close to Bermuda (1).

Which cities or areas are affected by the strom?

The storm is expected to impact multiple regions, with potential effects on the following areas:

Bahamas: Nassau, Freeport, Marsh Harbour, and surrounding islands will experience heavy rainfall and gusty winds (2).

Southeast U.S. coast: These areas may see coastal flooding, heavy rain, and dangerous surf conditions.

Bermuda: Hamilton and coastal communities could experience strong winds and hazardous seas as Hurricane Humberto passes nearby.

What is the projected path and intensity of the storm?

Forecast models indicate that Tropical Storm Imelda will take a sharp turn offshore from the Southeast U.S. coast.

It is expected to strengthen while moving northward, generating high surf and rip currents along the East Coast. Hurricane Humberto will likely brush Bermuda as a strong system while staying offshore from the mainland U.S. (3).

Wind flow map on Sept 29, 2025 7 AM PT. Source: IQAir.

Are there any evacuation orders or alerts in place?

Authorities have issued weather alerts across affected regions. In the Bahamas, residents in low-lying areas are advised to prepare for flooding and remain vigilant.

Coastal alerts have been raised in Florida, South Carolina, and North Carolina due to potential storm surge and dangerous surf conditions (4).

Bermuda has activated storm preparedness measures as Humberto approaches.

How can I protect myself from mold after flooding?

It’s important to take steps to prevent mold after a flood.

  • Before entering a flooded area, make sure it is safe and free from electrical hazards or structural damage.
  • Use protective gear: wear gloves, goggles, and a KN95/FFP2 mask to minimize exposure to mold spores.
  • If there is still standing water, remove it as quickly as possible. Use pumps, wet-dry vacuums, or buckets to extract the water.
  • Open windows and doors to facilitate air circulation and use fans, dehumidifiers, and HVAC systems to help dry the space. This step is crucial within the first 24-48 hours after flooding to prevent mold growth.
  • Remove and discard any items that have been severely damaged by floodwater and cannot be thoroughly cleaned and dried. This includes carpets, upholstered furniture, mattresses, and any other porous materials.
  • Thoroughly clean all hard surfaces with a detergent or cleaner suitable for mold remediation. Use a solution of 1.5 cups of bleach mixed with one gallon of water to disinfect nonporous surfaces. Never mix bleach with ammonia or other cleaning products, as the fumes are toxic.
  • Maintain an indoor relative humidity (RH) of 35-50%. High humidity promotes mold growth, so consider using dehumidifiers in damp areas.
  • Run a high-performance air purifier for mold, both during and after the mold removal work.
  • If the flooding and mold damage are extensive, consider contacting professionals specializing in mold remediation to ensure proper cleanup and restoration.

Remember, mold can pose health risks, so it's important to take these steps promptly and thoroughly. If you experience persistent mold-related health issues or have concerns about extensive mold growth, consult with a medical professional or a mold remediation specialist.

Article Resources

[1] Chris D. (2025, September 29). Tropical Storm Imelda has formed, and there’s been a big change in the forecasted path — here’s what to know. CNN.

[2] Jonathan E., Jennifer G., Rob S. (2025, September 29). Tropical Storm Imelda Forecast To Take Sharp Turn Offshore Southeast US; Hurricane Humberto To Brush Bermuda. The Weather Channel.

[3] The Guardian (2025, September 28). Tropical Storm Imelda forming and expected to become hurricane. The Guardian.

[4] Alex S. (2025, September 29). Tropical Storm Imelda forms; To bring flooding, damaging surf to southeast US Coast. AccuWeather.

[5] European Civil Protection and Humanitarian Aid Operations. (2025, September 29). Echo Flash.

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