Catastrophic Weather Patterns and Arcane Phenomena of Caemothas

Catastrophic Weather Patterns and Arcane Phenomena of Caemothas

By Professor Thaleon Myrr, Imperial Weatherwatcher of the Arcane Observatory at Aeterna Regalis

 

Introduction

The continent-spanning lands and deep oceans of Caemothas present an intricate and often perilous climate system. Through decades of study, field exploration, and the unfortunate sacrifice of more than a few skyships, I have compiled a comprehensive overview of the world’s most destructive and mystically volatile weather patterns. This document categorizes the phenomena by climate zones, while accounting for both mundane and magical disasters known to occur across our world.  

Polar Regions

The Arctic Abyss, Southern Icefields near Mauvaiscolac The Endless Frost in Striror  
Blizzards
Frequent in winter; produce whiteout conditions, skin-flaying wind chills, and deadly snowfall. Travel is ill-advised during peak polar tempests.  
Ice Quakes
Caused by expansion and contraction of the polar ice masses. These tremors often resemble earthquakes and can destabilize ice shelf settlements.  
Sudden Ice Breaks
Particularly during the polar summer, coastal ice floes can shatter, threatening ships and sub-aquatic settlements.  
Avalanches
Common in the frozen mountain slopes of Hrímfjallið. The thawing season (late winter to early spring) is the most dangerous.  

Temperate Zones

Bruasia, Chaemyar, The White Waves, Manura Sea  
Flooding
Triggered by heavy spring rains and snowmelt runoff, particularly hazardous in river valleys and fertile lowlands.  
Landslides
Bruasia’s rugged hills and terraced forests are especially vulnerable after prolonged rainfall.  
Storm Surges
Coastal towns near the Manura Sea and The White Waves experience seasonal surges, flooding harbors and cliffside routes.  
Fog Storms
Dense, often enchanted fog in The White Waves and Manura Sea reduces visibility and disorients even magical compasses. Some contain arcane residues.  

Tropical Zones

Vindamosa, Galtawa Sea, Westview Ocean, Yatu Vakalou, Jurkash  
Hurricanes & Typhoons
Common in late summer and early autumn. These cyclonic storms bring torrential rains, sea surges, and dangerous winds. Monsoons affect Vindamosa and surrounding isles; seasonal downpours cause mudslides and destroy unstable farmland.  
Waterspouts
Tornado-like storms over open water. Often spotted in the Westview Ocean and Galtawa Sea, devastating coastal craft.  
Heat Waves
Extended drought periods in Vindamosa lead to crop failure, water scarcity, and heat-induced hallucinations among the nomadic tribes.  

Arid Zones

Brekax, Krutresh, The Howling Wastes  
Sandstorms
Long-lasting and sometimes supernatural, these gales tear through Brekax and the Howling Wastes, reducing vision to inches.  
Dust Devils
Swirling, fiery-hot columns of sand plague Krutresh, toppling tents and blinding travelers.  
Heat Waves
Entire oases vanish during extended droughts, with death tolls rising in nomadic populations.  
Earthquakes
Tectonic instability in Krutresh and neighboring wastelands creates frequent tremors—some strong enough to collapse ancient ruins.  

Mystic and Arcane Zones

The Domain of Calberg, Hasslis Waters, parts of the Kingsgard Ocean and Niasano Expanse  
Mystical Storms
Occur across The Domain of Calberg—glowing arcane lightning, spectral gales, and technicolor rain that sometimes cause hallucinations or magical interference.  
Maelstroms & Whirlpools
Hasslis Waters is infamous for its unpredictable and colossal whirlpools. Entire vessels vanish into the abyss without a trace.  
Mana Surges
Raw arcane energy blooms periodically, disrupting spellcasting, magical items, and even summoning localized disasters (e.g., fire geysers or arc-lightning strikes).  
Ghost Fog
A peculiar magical mist that confounds navigation and temporal orientation. Some report appearing leagues from their intended destination—or days ahead in time.  

Volcanically Active Zones

Lochos Volcano (Huntdowns Ocean), The Scarlet Peaks, Mount Malagarn, The Carbon Heights  
Volcanic Eruptions
There are several Volcanoes that are active and deadly geological force. Eruptions blacken the sky, spew molten rock, and blanket nearby sea routes with choking ash.
Pyroclastic Flows
Islands and settlements in the Huntdowns Ocean risk being consumed by these fast-moving superheated clouds of gas and debris. These same clouds blanket Iozoles frequently  
Tsunamis
Undersea volcanic activity frequently triggers destructive tidal waves, affecting nearby coasts across the Huntdowns and Kingsgard Oceans.  

Seismic Zones

Bariculbos, Niasano Expanse  
Earthquakes
Common in these tectonically active regions. While most are mild, several devastating quakes in recent history have razed coastal cities.  
Tsunamis
Undersea tremors can ripple outwards and slam into coastal towns across the Niasano Expanse and Galtawa Sea.  
Seafloor Vents & Geysers
Superheated sulfur vents on the ocean floor create hazards for sea travel, while supporting bizarre marine ecosystems.  

Magical & Eldritch Phenomena

The Domain of Calberg, Caemothas-wide arcane convergence zones  
Mana Tempests
Manifest as chaotic magical storms—warping physical reality, transforming terrain, or mutating local wildlife.  
Lunar Tides & “Blood Moon” Floods
Celestial alignments trigger unusual tidal behavior. Under the Blood Moon, tides can rise abnormally high, swallowing coastal villages.  
Eldritch Fissures
Often occur where the veil between realms weakens. These rifts belch out void energies, cause terrain anomalies, and can affect sanity or form of nearby life.  

Final Remarks

  Our world is alive, not just with weather but with the surges of primordial energies, the scars of ancient wars, and the whims of two moons and countless spirits. As Caemothas evolves, so too does its climate—often violently. I submit this data to all ship captains, weather mages, and realm scholars with one plea:
by Kenneth Foote

Study the skies. Fear the waters. Respect the land.

Thaleon Myrr, Professor of Arcano-Meteorology
  ___________________________________________________________________________  

Regional Addendum: Overlooked Territories of Caemothas

  Upon recent reflection (and a rather pointed letter from a peer in Tarnith), I realized several crucial regions were omitted from my initial weatherwatch report. I humbly submit the following corrections and additions:  

Kiyaoge

Region Type- Eastern continent with a mountainous spine, bordering The Howling Wastes  
Monsoon Flooding
Kiyoage’s eastern coast receives powerful late-summer monsoons. The deluge often overwhelms river systems, causing extensive flooding in rice valleys and lowland temples.  
Landslides
The highlands and sacred mountain passes are frequently struck by landslides, especially during the rainy season.  
Spiritual Storms
In regions near ancient shrines or sites of divine battles, weather is occasionally influenced by the will of spirits—manifesting as glowing rain, thunder in the shape of ancestral chants, or omens in the wind.    

Msituwagiza

Region Type- Jungle and savanna biome  
Jungle Flash Flooding
Sudden, torrential rains turn gentle rivers into surging death traps. Tribal paths and shrines are often swept away in the span of a few hours.  
Disease Rains
Following heavy storms, the high humidity fosters deadly molds and insect plagues. Certain magical spores also awaken from their long dormancy.  
Beast Tempests
Local folklore speaks of storms stirred by the wrath of the land—violent thunderstorms during which beasts seem to grow bolder, fiercer, and unnaturally coordinated in their hunts.  

Brocéliarm

Region Type- Rainforest continent, infused with ancient magic  
Arcane Monsoons
Much like Vindamosa, Brocéliarm experiences seasonal rains—but theirs are often magically reactive. Entire forests may shift position, trees bloom overnight, or vines animate during lightning strikes.  
Spirit Quakes
Not seismic in the traditional sense, these are spiritual tremors where ley lines surge and the forest canopy convulses. May result in short-lived portals, fey intrusions, or plant-based disasters.  
Creeping Fog
A mystical fog that descends from the deeper groves and swallows whole caravans, believed to be a defense mechanism of the living jungle itself.  

Tarnith

Region Type- Land of Fae magic and deep nature worship  
Cauldron Storms
Named for the mythic artifact of Cerridwyn, these storms swirl with green lightning, reversing wind directions and twisting plant life. Some leave behind magically altered wildlife or new sacred groves.  
Whisper Winds
Gentle at first, these winds carry maddening whispers. Travelers exposed for too long report confusion, hallucinations, or an unshakable urge to wander into the mists.  
Seasonal Fey Surges
Particularly during solstices, the border between Caemothas and the Feywild frays, causing temporal anomalies, unseasonal blizzards, or inverse rainfall (from ground to sky).  

Kleukrith

Region Type- Known source of unstable magic and undead influence  
Voidflare Storms
A horrifying blend of magical radiation and cosmic interference. These storms burn the sky violet and leave scars in reality that may summon aberrant creatures.  
Eldritch Fissures
Deep ground ruptures bleeding psychic energy and unknown symbols. Exposure may result in mutation, loss of memory, or being unmade.  
Black Rain
A substance that is neither water nor oil, but falls like rain during arcane surges. It corrodes magic, disrupts spellbooks, and animates shadows into dangerous undead entities.  

Bofur

Region Type- Mountainous and mineral-rich, home to ancient forges and deep caverns  
Minequakes
Decades of excavation—both dwarven and magical—have destabilized portions of Bofur’s deepstone infrastructure. Sudden underground collapses or tremors, known locally as “minequakes,” are a constant threat in active tunnels and forge cities.  
Steam Vents & Geyser Eruptions
Geothermal pressure often escapes through fissures or enchanted vents. These can suddenly erupt in jets of boiling water or scalding mist, endangering entire expeditions.  
Runestone Explosions
Arcane-infused minerals sometimes react violently to changes in temperature or proximity to magic. Mishandling these ores has caused devastating chain reactions deep beneath the mountains.  
Crystalline Storms
Rare, but documented—storms of sharp crystal dust swirl through exposed highland ridges, capable of flaying exposed skin and shredding cloth. Thought to be caused by magical erosion or leyline resonance.  
Rockfall Avalanches
High cliffs and ridgelines, long carved by industry, are prone to massive rockslides—especially after heavy rain, underground detonations, or ritual disturbances.  

Iozoles

Region Type- Magma-scarred desert and volcanic highlands; land of fire, ash, and heat  
Magma Fissures
The land constantly shifts as liquid stone wells up from deep beneath. Entire caravans have vanished as sudden fissures open beneath their feet, spewing molten rock and toxic gas.  
Ash Storms
Winds across Iozoles can carry blinding clouds of volcanic ash for leagues, choking outlight and suffocating the unprepared. These storms often follow seismic activity or minor eruptions.  
Fire Cyclones
Whirlwinds of flame, sometimes infused with elemental essence, tear across the desert plains—incinerating crops, structures, and unfortunate beasts alike.  
Volcanic Lightning
During major eruptions, the skies above Iozoles often crackle with magical lightning. This phenomenon arcs between plumes of ash and has been known to animate magma elementals or ignite explosive reactions in alchemical materials.  
Elemental Tempests
Occasional surges from the nearby so called "Forge of Fire" or deep rifts in the elemental plane can result in full-blown storms composed of living fire, with fire spirits dancing in the wind and scorching everything in their path.  
Heat Rifts
Illusory terrain caused by shimmering heat sometimes hides drop-offs, sinkholes, or predatory fire-burrowing creatures. The boundary between mirage and matter is dangerously thin here.  

Final Word on These Realms

These regions, often distant from central imperial trade lines or warfronts, were tragically underrepresented in the original documentation. I thank the scholars, druids, and hermits who risked sending word from their storm-ravaged homes. May this updated log serve all who dare to chart the skies and seas of Caemothas.  
by Kenneth Foote
Thaleon Myrr, Professor of Arcano-Meteorology
Author’s Notes & Field Observations
 
Weather is no longer a passive force in Caemothas. It is a character—active, wrathful, sometimes mournful, and always watching.
T.M.  
On Magical Weather
In my youth, I believed storms to be mundane—until I saw a mana tempest unravel the timeline of a fishing village in the Domain of Calberg. One moment it was bustling; the next, it was ancient ruins. I still do not know if I survived or if I am merely a reflection born in the storm’s wake.
 
On Regional Arrogance
Too often, rulers of high towers scoff at warnings from faraway provinces. Yet it is always their palace foundations that quake first when the earth remembers its fury. Geography does not care for politics.
 
On the Moonlit Tides
The tides listen to no monarch, no mage, no moon priest. During the Blood Moon Floods, they rise to greet something else. The oceans hold secrets older than the gods. I’ve heard them whisper in the surf.
 
On Eldritch Fissures
When the ground breaks and the stars bleed through, don’t stare into the light. Don’t listen to what it says. Don’t write it down. Just run. And if you can’t run—pray your name is forgotten by the wind.
 
On the Land of Mountains
Bofur sings with pressure. Beneath its surface lies a war between stone and steam, magic and mineral. One misstep, and you awaken the mountain’s fury.
On Iozoles
Iozoles is not merely hot—it is angry. The land remembers every war fought upon its back, every ritual to the fire gods, every sacrifice. The winds sing of vengeance and rebirth in equal measure. Many locals believe the land itself is sentient, and I am inclined to agree. I have seen fires that breathe, molten rivers that dream, and ruins that smolder with forgotten prayers. The land of Iozoles is a hymn of fire—each verse more volatile than the last.
 
Final Reflection
The climate of Caemothas is not a study in weather, but in will. The world has suffered wars of gods and primordials, eldritch awakenings, and celestial alignments. It now breathes with magic, and it dreams of balance—or revenge. Our survival depends on understanding those dreams.
Thaleon Myrr, Professor of Arcano-Meteorology, Honorary Keeper of the Skyward Lens, Survivor of the 3rd Cyclone Convergence
Scholar’s Notes
Type
Natural


Cover image: by Kenneth Foote

Comments

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Apr 11, 2025 12:35 by Marc Zipper

Amazing love all the natural disasters you have created in your world especially the Mana Tempests and Mana Surges.

Let's have fun creating the impossible, building new worlds, and all types of possibilities. Valcin