Is Your Data Center Ready for the Next Major Storm? Most Aren’t

Storm Preparation for Data Centers: UPS, Generator, and Cooling Readiness Guide

By Molly Gross, Principal, Power Solutions, LLC

Hurricanes, blizzards, and severe storms are becoming more powerful and more frequent. Your UPS, generator, and cooling infrastructure need to be ready before the storm arrives — not during it.

Natural disasters are the leading cause of extended power outages, and power outages are the leading cause of data center downtime. As severe weather events intensify, storm preparation for data centers and IT space has never been more critical. This whitepaper covers the full spectrum of storm readiness: properly sizing UPS for emergency scenarios, verifying battery health before storm season, cooling considerations for extended generator runtime, standby generator maintenance and testing, and two practical checklists — one for storm season preparation and one for imminent storm response. Download this guide and share it with your team before the next storm arrives.

Whitepaper Summary

Q: What is the most common point of failure in a data center during a power outage?

A: The UPS. Even when utility power is restored via generator, an aging or improperly maintained UPS can fail to bridge the gap — causing downtime during the outage or during the generator handoff.

Q: How much UPS runtime is typically needed to support a standby generator startup?

A: An industry standard is approximately 5 minutes of UPS runtime — enough for generator startup and synchronization. However, having additional runtime provides a buffer if generator startup is delayed or fails.

Q: Why is battery age a storm preparation concern?

A: Battery capacity degrades gradually and often without visible warning. Batteries more than 5 years old or installed in non-ideal environments may provide significantly less runtime than originally rated — a critical vulnerability during a major storm.

Q: What cooling considerations apply during extended generator operation?

A: Generator operation may provide less stable power than utility, which can affect precision cooling equipment. Verify that cooling systems are rated for generator power quality and that backup cooling scenarios are planned for extended outages.

Q: What should a storm season data center checklist include?

A: Key items include UPS battery health check, UPS right-sizing review, generator test and fuel level verification, cooling system service, management software review, and staff notification procedures for remote shutdown.

Download this whitepaper.