Invocation Grade: Least
Equivalent Spell Level: 2nd
Your unnatural aura renders you partly immune to the ravages of the environment. You remain cool in hot weather and warm in cold weather, as the spell endure elements. Additionally, you radiate a small aura of warmth or cold; allies within 30 feet of you also benefit from this effect. This invocation lasts for 24 hours.
Source: Complete Mage, page 123. Corrected for errata.