Info from the official preview video and the in-game playlist:
S40 AUTUMN (STORM) 14 - 21 Nov 2024
SERIES 40 REWARDS
80/280 pts: 2017 Porsche #92 GT Team 911 RSR
160/280 pts: 2009 Lotus 2-Eleven
AUTUMN SEASON REWARDS
20/70 pts: 2023 Porsche 911 Rallye (NEW)
40/70 pts: Horizon Backstage Pass
#FORZATHON (WEEKLY CHALLENGE)
ARBALIST
1: own & drive the 2013 KTM X-Bow R
2: earn 6 stars from Speed Traps
3: earn 5 Air Skills
4: win a Road Race
#FORZATHON (DAILY CHALLENGES)
Thu: take photo at Oval Track in the Stadium
Fri: spend 10,000 CR upgrades on a Super Saloon
Sat: reach 150 mph in any Italian Car
Sun: win any Road or Dirt Race
Mon: earn 2 stars at the Festival Speed Zone in any Extreme Track Toy
Tue: fly at least 152 M in any Hypercar
Wed: equip any Racesuit in Character Customiser
THE TRIAL: PORSCHE THE BUTTON
Track: Cordillero Trail
Cars: Porsche AWD (A800)
Reward: 2010 Jaguar C-X75
EVENTLABS
1: SMR: THE MAYAN DISCOVERY
Location: Las Granjas Cross Country
Cars: Rally Monsters (S1 900)
Reward: 2017 Ford GT
2: ROYAL PALMS INTL. SPEEDWAY
Location: EventLab Island
Cars: Modern Supercars (S1 900)
Reward: Super Wheelspin
P R STUNTS
1: DANGER ZONE (275 M)
EVENT HORIZON
Cars: Super GT (S1 900)
Reward: Super Wheelspin
2: DRIFT ZONE (70,000 pts)
PUNTO NORTE
Cars: Super GT (S1 900)
Reward: Super Wheelspin
3: DRIFT ZONE (80,000 pts)
HILLSIDE
Cars: Super GT (S1 900)
Reward: Super Wheelspin
SEASONAL CHAMPIONSHIPS
1: BEST OF US (STREET)
Track: Castillo del Mar
Cars: Modern Muscle USA (A800)
Reward: 2015 Chevy Camaro
2: SPEED AND PRECISION (ROAD)
Track: Dunas Blancas Sprint
Cars: Track Toys UK (S1 900)
Reward: 2012 Porsche 911 GT2 RS
SUNDRIES
TREASURE HUNT: TIME LAPS
Complete a lap of the Stadium in Freeroam in under 20 seconds
Reward: 300 fp
PHOTO CHALLENGE: #FASTANMARTIN
Photo of an Aston Martin at Drag Strip Speed Trap
Clothing Reward: Photo Hoodie
HIDE & SEEK: 5 VS 1
Complete a game of Hide & Seek
Car Horn Reward: Legacy Rewind
COLLECTIBLES: SAFETY FIRST
smash 6 Helmet Pinatas at Stadium Oval Track
Emote Reward: Fist Pump
MONTHLY RIVALS / FORZA EV
1: BAJA CALIFORNIA TRAIL
Post a clean lap to complete
2: HORIZON MEXICO CIRCUIT
Post a clean lap to complete
RALLY ADVENTURE EVENTS
DANGER SIGN (185 M)
CANYON
Cars: Rally Monsters (A800)
Reward: Super Wheelspin
SEASONAL CHAMPIONSHIP (STREET)
GETTING TO GRITS
Location: Valle de Pozas
Cars: Rally Monsters (A800)
Reward: 2017 Vuhl 05RR
HOT WHEELS EVENTS
DANGER SIGN (350 M)
CANYON JUMP
Cars: Super GT (S1 900)
Reward: Super Wheelspin
SEASONAL CHAMPIONSHIP (ROAD)
CLOUD RACER
Location: Canyon’s Edge Speed Sprint
Cars: Extreme Track Toys (S2 998)
Reward: 2016 Porsche 911 GT3 RS
