The Weather Factory slot: RTP and max win
The Weather Factory is a high-volatility slot by Gaming Vault on Stake Engine, released 5 Aug 2026. Its base game returns 95.26%, below the median Engine slot (96.02%). The top payout is 5,000× the bet; from a base spin it lands about once every 20,076 spins. It has 5 bonus buys priced at 100× to 300× the bet; the best returns 95.34%, so each buy costs 6.99× the bet on average over the long run. It is the No. 6490 most played Engine slot over the last 30 days.
Every mode, side by side
Costs are multiples of the base bet. Odds come from the published outcome table for v1. "Returns the cost" counts rounds that pay back at least what the mode cost. Expected cost is cost × (1 − RTP): the average amount lost per round over the long run.
| Mode | Type | Cost | RTP | Max win | Max win odds | Pays anything | Returns the cost | Expected cost per round | |
|---|---|---|---|---|---|---|---|---|---|
| Base | Base spin | 1.00× | 95.26% | 5,000× | 1 in 20,076 | 1 in 2.78 | 1 in 11 | 0.05× base | Simulate |
| Rainbow | Bonus buy | 100× | 95.30% | 5,000× | 1 in 25,002 | 1 in 1.02 | 1 in 3.66 | 4.70× base | Simulate |
| Rainmaker | Bonus buy | 100× | 95.30% | 5,000× | 1 in 25,002 | 1 in 1.02 | 1 in 3.65 | 4.70× base | Simulate |
| Thunder | Bonus buy | 100× | 95.33% | 5,000× | 1 in 25,002 | 1 in 1.02 | 1 in 3.66 | 4.67× base | Simulate |
| Respins | Bonus buy | 150× | 95.34% | 5,000× | 1 in 5,882 | – | 1 in 4.17 | 6.99× base | Simulate |
| Overload | Bonus buy | 300× | 95.32% | 5,000× | 1 in 5,883 | every round | 1 in 5.33 | 14.04× base | Simulate |
Work out the cost of The Weather Factory bonus buys at your bet size
Version history
Base-mode RTP per published math version. Older versions stay public in the fairness API, so changes can be checked.
| Version | Base RTP | |
|---|---|---|
| v1 | 95.264% | Active |
Frequently asked
What is the RTP of The Weather Factory?
Base spins return 95.26% of the amount wagered over the long run, from the published outcome table for version 1. Its bonus buys return between 95.30% and 95.34%.
What is the max win in The Weather Factory and how likely is it?
The top payout is 5,000× the base bet. On a base spin it lands 1 in 20,076 spins. In the Respins buy (150×) 5,000× lands 1 in 5,882 buys.
Does The Weather Factory have a bonus buy, and what does it cost?
Yes, 5 buy modes. Rainbow: 100× the base bet, 95.30% RTP, an expected cost of 4.70× the base bet per buy. Rainmaker: 100× the base bet, 95.30% RTP, an expected cost of 4.70× the base bet per buy. Thunder: 100× the base bet, 95.33% RTP, an expected cost of 4.67× the base bet per buy. Respins: 150× the base bet, 95.34% RTP, an expected cost of 6.99× the base bet per buy. Overload: 300× the base bet, 95.32% RTP, an expected cost of 14.04× the base bet per buy.
Is The Weather Factory high or low volatility?
High. Its base-mode standard deviation is 44.7× the bet, which puts it in the highest third of Engine games. What volatility means.
Can I check that a result was fair?
Yes. Engine games use provably fair seeds. Once your server seed is revealed you can replay any round against the published outcome table. See how to verify a result.
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