Updated February 20, 2024

3 Best Portable Generator Covers While Running Rain, Snow Protection

A generator cover protects the generator from harsh weather conditions, dust, and debris, which can cause significant damage. Moreover, it ensures that the generator runs safely and efficiently without any obstruction.

But with so many options available on the market, finding the best portable generator cover while running, open-frame generators outside can be challenging.

In this post, we will provide a comprehensive guide to the top brands like Honda, Generac, Champion, and Igan covers available on the market. It will highlight the features, pros, cons, and other benefits of each cover to help readers make an informed decision. So, let’s get started and explore the best generator covers that you can buy today.

Best Portable Generator Covers While Running

Lits of (3) Best Portable Generator Covers While Running

Champion Storm Shield Severe Weather Portable Generator Cover 

IGAN Generator Covers While Running, 100% Waterproof 

IGAN Small Inverter Generator Tent Cover While Running,

Best Generator Covers for Rain, Snow, and Wet Weather

1. Champion Storm Shield Cover

Champion Storm Shield Severe Weather Portable Generator Cover

ir?t=saadpatner 20&language=en US&l=li2&o=1&a=B01N7E32XBWhen it comes to heavy-duty generator covers, the Champion Storm Shield Cover is a top choice for keeping your open-frame generator safe and secure during harsh weather conditions. With the ability to fit generators between 3000 and 10000 watts, it offers the same capacity as our number one pick. The installation process is also the same, with a clamp, frame, and cover system that requires no tools.

Mellow vibe features of the Storm Shield Cover include a vented peak for fume escape, gently projecting upper sides to divert runoff, and a quick-use access flap for simple maintenance and refueling. This design ensures that your generator stays protected from the elements while still being easily accessible.

Like our top pick, the Champion Storm Shield Cover is designed to withstand harsh weather conditions. It can withstand winds up to 70mph, 12 inches of rain per day, and 18 inches of snow. The cover features dual-cast fiberglass rods for framing and a see-through electrical panel skirt. The heavy-duty, double-layered vinyl construction with welded seams ensures durability and longevity.

While there are some minor differences between the Champion Storm Shield Cover and our top pick, such as the bright industrial yellow color and being slightly lighter in weight, they are both very similar in terms of features and protective qualities. The Champion cover is specifically designed to fit Champion generators, which may be a consideration for some buyers.

Overall, the Champion Storm Shield Cover is a reliable and durable option for those looking to protect their generator during harsh weather conditions. It offers the same convenience, protection, and durability as our top pick. However, it is important to note that it is specifically designed for Champion generators and may not fit other generator models.


  • Fits a wide range of generator sizes
  • Toolless installation in three simple steps
  • Completely waterproof
  • Storm shield


  • May not fit other generator models
  • Bright industrial yellow color may not be to everyone’s taste


2. IGAN Generator Tent Running Cover

IGAN Generator Covers While Running

The IGAN Generator Tent Running Cover is a unique and innovative solution that allows you to run your generator safely in any weather condition. Whether it’s raining, snowing, windy, or wet, this running cover is designed to protect your generator and ensure that it continues to operate smoothly.

One of the standout features of the IGAN Generator Tent Running Cover is its patented design, which ensures that all sensitive sections of the generator are 100% well protected.

Additionally, the cover is a practical and convenient choice for anyone who needs to use their generator daily because it is incredibly simple to construct and won’t take up much space.

The cover itself is made from an ultra-heavy-duty generator cover made of a 100% waterproof tarp that weighs up to 9 pounds.

This material is not only durable but also serves as a storage cover for your generator when it’s not in use. The high-strength stainless steel frame is also another highlight of this product, with each tube featuring a diameter of 5/8” (16 mm), making it tough and long-lasting.

Compatibility is not an issue with the IGAN Generator Tent Running Cover, as it can be used with most 3500–12,000-watt portable generators with a tubular or square frame. While the IGAN Generator Tent Running Cover offers several benefits, it’s important to note that it may not be suitable for all generator models or brands.

The IGAN Generator Tent Running Cover is a practical and innovative solution that offers a range of benefits for anyone who needs to use their generator regularly.

This product is made to last and can offer the protection you need to keep your generator operating smoothly thanks to its innovative design, extremely heavy-duty tarp, and high-strength stainless steel frame.


  • 100% Waterproof
  • Easy to assemble
  • High-strength Stainless Steel Frame
  • Compatible with most 3500–12,000-watt portable generators.


  • Some Expensive


3. Small Inverter Tent Cover While Running

ir?t=saadpatner 20&language=en US&l=li2&o=1&a=B08K3QN5HZ IGAN Small Inverter Generator Tent Cover While Running

Any camper, RV enthusiast, or anybody who uses a tiny inverter generator to power their outdoor activities may have dealt with the difficulty of using their generator in bad weather. That’s where the Small Inverter Generator Tent Cover comes in.

This cover is designed to keep your generator safe and operational even in rainy, snowy, or windy conditions. One of the key features of this generator tent cover is the IGAN Advantage. This means that you can run your inverter generator safely, no matter the weather conditions.

This is vital for anyone who relies on their generators to generate electricity during emergencies or in remote locations where they can’t easily access a power source.

The patented design of this tent cover ensures that the sensitive sections of your open-frame generator are 100% protected while still allowing for natural cooling airflow and mobility.

The cover is also easy to assemble, with no tools needed, and can fit most 1000–2300-watt inverter generators.

The cover is made of 100% waterproof tarpaulin, with a high-strength metal base and fiberglass support rods. This ensures that your generator stays protected from the elements and lasts for a long time. Additionally, IGAN offers a 3-year limited warranty for added peace of mind.

Some of the advantages of the Small Inverter Generator Tent Cover include its easy assembly, sturdy construction, and ability to protect your open-frame generator from the elements.

Some users have noted that the cover can be a bit heavy and bulky to transport and that the fiberglass support rods can be prone to breakage if not handled carefully.

The Small Inverter Generator Tent Cover is a valuable investment for anyone who relies on a small inverter generator for outdoor power. Its sturdy construction, patented design, and waterproof materials make it a reliable choice for protecting your open-frame generator.


  • Quality of material
  • Water resistance
  • Easy to assemble
  • Tools don’t need


  • Only small, portable inverters


Buying Guide

Cover Material

The cover should be made from a durable and water-resistant material that can withstand exposure to the elements. The covers should also be able to protect your generator from dust and debris that can accumulate on the outside and inside of the generator.

Cover Size

The cover should be the right size for your generator, which means it should fit snugly over the generator without being too tight or too loose. A cover that is too small won’t provide adequate protection, while a cover that is too large may not fit securely and can be blown off by the wind.

Cover Ventilation

The cover should have adequate ventilation to allow air to circulate the generator. This is important because generators need proper airflow to operate effectively. Covering the generator with good ventilation will also help to prevent overheating.

Some generator covers are designed to fit specific models of generators. Before purchasing a cover, make sure it is compatible with your generator model.


Consider your budget when purchasing a generator cover. There are many affordable options available in the market, but you may need to pay a premium for high-quality covers.


Choosing the right generator cover is important for protecting your generator from damage caused by weather conditions and ensuring it operates efficiently for an extended period. By taking into account factors like size, material, ventilation, ease of use, compatibility, and price, you can select the best cover that suits your specific needs and budget.

With the recommendations provided in this guide, you can make an informed decision and safeguard your generator from costly repairs and downtime in the future. So, invest in a high-quality generator cover and ensure that your generator runs smoothly for years to come.


Why do I Need A Cover For the Generator While It’s Running?

A cover provides protection for your generator against various weather elements, such as rain, snow, and wind. It helps keep the generator dry and prevents water from entering the electrical components, reducing the risk of damage and potential electrical hazards.

Can I Use Any Type of Cover For the Generator While It’s Running?

It is important to use a cover specifically designed for portable generators while they are running. These covers are made with breathable materials and feature ventilation flaps to ensure proper airflow and prevent overheating.

Can I Use Cover For Generator Even If It’s Not Raining or Snowing?

Yes, using a cover for your open-frame generator is beneficial, even when it’s not raining or snowing. It protects against dust dirt debris and other environmental elements that can accumulate and potentially affect the generator’s performance

How Do I Choose the Right Size of a Generator Cover?

To choose the right size cover, measure the dimensions of your generator, including its height, length, and width. Select a cover that is slightly larger than your generator to accommodate any additional attachments or accessories and provide a secure fit.

Are There Covers Available For Specific Generator Models?

Yes, many manufacturers offer generator covers designed specifically for their generator models. These covers are tailored to fit perfectly, providing optimal protection and ensuring compatibility with the generator’s features and controls.

About Saad Ahmed
Hi am Saad Ahmed and as you can see that i have been a generator mechanic for the past 12 years of experience in this industry. But now i am Full time digital marketer and affiliate blogger.