Markets › Kalshi › Climate and Weather
Lake Mead water levels on Kalshi
If Lake Mead's end-of-month water elevation at Hoover Dam for Dec 2026 is strictly greater than 1040 feet, then the market resolves to Yes.
Settles on: U.S. Bureau of Reclamation.
Market says (typical open contract)
82%
Median YES price across 8 open contracts, 10 Nov 2026 04:28 UTC.
Real-world odds
—
No independent base rate yet. Until we connect one (sportsbook consensus, forecasts, the score), the market's own price is the best public forecast, and the fee sits on top of it.
Luck needed meter
36% 😈
Mostly decided, says the market. You are paying a fee to collect a few cents the market already agrees on.
The cover charge
| If you buy at | Fee per contract | On $50 | Win rate to break even |
|---|---|---|---|
| 30¢ | 1.5¢ | $2.45 | 31.5% |
| 50¢ | 1.8¢ | $1.75 | 51.7% |
| 70¢ | 1.5¢ | $1.05 | 71.5% |
| 82¢ (now) | 1.0¢ | $0.63 | 83.0% |
| 90¢ | 0.6¢ | $0.35 | 90.6% |
Resting orders pay no fee on this series. Formula: 7% × contracts × price × (1 − price), rounded up, on orders that take liquidity. Break-even assumes you hold to settlement; trading out early pays the fee twice.
Open contracts right now
| Contract | YES price | Implied | Fee at this price | Real-world odds | Luck needed | Volume | Closes |
|---|---|---|---|---|---|---|---|
| Will Lake Mead's end-of-month water elevation be above 1039 feet in Dec 2026? · Above 1039 Ft | 53¢ | 53% | 1.7¢ | — | 94% | 11,822 | Jan 07, 15:00 UTC |
| Will Lake Mead's end-of-month water elevation be above 1040 feet in Dec 2026? · Above 1040 Ft | 41¢ | 41% | 1.7¢ | — | 82% | 6,767 | Jan 07, 15:00 UTC |
| Will Lake Mead's end-of-month water elevation be above 1036 feet in Dec 2026? · Above 1036 Ft | 79¢ | 79% | 1.2¢ | — | 42% | 2,784 | Jan 07, 15:00 UTC |
| Will Lake Mead's end-of-month water elevation be above 1037 feet in Dec 2026? · Above 1037 Ft | 82¢ | 82% | 1.0¢ | — | 36% | 2,783 | Jan 07, 15:00 UTC |
| Will Lake Mead's end-of-month water elevation be above 1038 feet in Dec 2026? · Above 1038 Ft | 54¢ | 54% | 1.7¢ | — | 91% | 2,577 | Jan 07, 15:00 UTC |
| Will Lake Mead's end-of-month water elevation be above 1035 feet in Dec 2026? · Above 1035 Ft | 86¢ | 86% | 0.9¢ | — | 29% | 1,798 | Jan 07, 15:00 UTC |
| Will Lake Mead's end-of-month water elevation be above 1033 feet in Dec 2026? · Above 1033 Ft | 96¢ | 96% | 0.2¢ | — | 7% | 1,531 | Jan 07, 15:00 UTC |
| Will Lake Mead's end-of-month water elevation be above 1034 feet in Dec 2026? · Above 1034 Ft | 84¢ | 84% | 0.9¢ | — | 32% | 821 | Jan 07, 15:00 UTC |
Who actually wins this market
- Whoever posts the resting orders and collects the spread without paying a fee.
- The venue, on every fee.
- Not, on average, the person clicking buy because the chart is going their way. That was us.
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