Alarm spell icon: a ringing alarm bell
Icon by Lorc, CC BY 3.0

Alarm 5e spell

1st-level abjuration (ritual) · 2024 version below

Casting time
1 minute (ritual)
Range
30 feet
Components
V, S, M (A tiny bell and a piece of fine silver wire)
Duration
8 hours
School
Abjuration
Level
1

You set an alarm against unwanted intrusion. Choose a door, a window, or an area within range that is no larger than a 20-foot cube. Until the spell ends, an alarm alerts you whenever a Tiny or larger creature touches or enters the warded area. When you cast the spell, you can designate creatures that won't set off the alarm. You also choose whether the alarm is mental or audible.

A mental alarm alerts you with a ping in your mind if you are within 1 mile of the warded area. This ping awakens you if you are sleeping.

An audible alarm produces the sound of a hand bell for 10 seconds within 60 feet.

Classes that can cast Alarm

ClassFirst availableSpellcasting ability
Ranger spells2nd character levelWisdom
Wizard spells1st character levelIntelligence

Alarm in the 2024 rules

The 2024 Player’s Handbook revised many spells, and the SRD 5.2 carries the new text. What changed from the 2014 version above:

Same level, casting time, range, components, duration and dice; the text is reworded for the 2024 rules glossary.

Casting time
1 minute or Ritual
Range
30 feet
Components
V, S, M (a bell and silver wire)
Duration
8 hours
School
Abjuration
Level
1
Classes
Ranger, Wizard
Tags
ritual

You set an alarm against intrusion. Choose a door, a window, or an area within range that is no larger than a 20-foot Cube. Until the spell ends, an alarm alerts you whenever a creature touches or enters the warded area. When you cast the spell, you can designate creatures that won't set off the alarm. You also choose whether the alarm is audible or mental: Audible Alarm. The alarm produces the sound of a handbell for 10 seconds within 60 feet of the warded area. Mental Alarm. You are alerted by a mental ping if you are within 1 mile of the warded area. This ping awakens you if you're asleep.

2024 version from the SRD 5.2. Most tables settle on one edition, so check which one yours uses.

Other 1st-level abjuration spells

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