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Chilly Days Ahead: Arizona Braces for a Deep Freeze

Arizona, USAFriday, January 9, 2026
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Freeze Warning Issued for Several Areas

Arizona is not just about scorching sun and cacti. It can get pretty cold too! The National Weather Service in Tucson issued a freeze warning on Thursday, Jan. 8. This warning covers several areas, including:

  • Upper San Pedro River Valley
  • Sierra Vista
  • Benson
  • Parts of Eastern Cochise below 5,000 feet

Precautions Urged

The weather service is urging everyone to take precautions. They suggest:

  • Protecting plants from the cold
  • Preventing water pipes from freezing

This means:

  • Wrapping pipes
  • Draining them
  • Letting them drip slowly

It's not just about comfort; it's about safety.

Storm System Causes Disruptions

A storm system moving through Arizona has already caused:

  • Flight delays at Phoenix Sky Harbor International Airport

The Phoenix area can expect:

  • Rain
  • Gusty winds

Northern and eastern Arizona will see:

  • Snow
  • Dropping temperatures

Chilling Details

The weather service has issued a statement with some chilling details. They expect:

  • Sub-freezing temperatures
  • Lows of 20 to 25 degrees on Friday
  • Lows of 15 to 20 degrees on Saturday

These conditions can lead to:

  • Frostbite
  • Damage to crops
  • Harm to pets left outdoors

The coldest temperatures will be felt between midnight and 9 a.m. each morning.

Understanding Weather Alerts

It's important to understand the difference between:

  • Freeze Warning: Temperatures will dip below 32 degrees for a long time, which can kill some plants.
  • Hard Freeze: Occurs at 28 degrees and can kill most plants.
  • Freeze Watch: Issued when significant freezing temperatures are expected within 24 to 36 hours.
  • Frost Advisory: Areas of frost that can harm sensitive plants.

Protecting Plants

To protect plants from a freeze, cover them with:

  • Frost cloths
  • Blankets
  • Towels
  • Even cardboard boxes

If possible, move plants:

  • Indoors
  • Under covered areas like porches or patios

Growing native plants can also help, as they are better equipped to handle colder desert nights.

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