TOTAL VOLUME:

$154.4b

24H VOL:

$290,393,159

24H TRANSACTIONS:

2,984,640,614

OPEN INTEREST:

$1,944,100,805

420,493

Markets across

40,511

events

MATCHED EVENTS:

4,612

PLATFORM COVERAGE:

5

Polymarket:

37%

VS.

Kalshi:

63%

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Where will it rain this weekend (Oct 10 - Oct 11)?
kalshi

Where will it rain this weekend (Oct 10 - Oct 11)?

Volume:
$300,261

Los Angeles

 - Kalshi

Los Angeles - Kalshi

1W

News

Positive

Negative

Neutral

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Vol.

·

Resolved Oct 12, 2026

Closed: Oct 12, 4:00 AM EST

kalshi

Kalshi

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Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

Los Angeles

View
100%
40%
Yes 100¢No 0¢
—
N/A
$35,157
N/A
N/A
$8,379
Settled
Yes
kalshi

Seattle

100%
1%
Yes 100¢No 0¢
—
N/A
$25,431
N/A
N/A
$10,016
Settled
Yes
kalshi

New York City

100%
Yes 100¢No 0¢
—
N/A
$18,775
N/A
N/A
$13,814
Settled
Yes
kalshi

Newark

100%
Yes 100¢No 0¢
—
N/A
$16,052
N/A
N/A
$10,869
Settled
Yes
kalshi

Miami

100%
46%
Yes 100¢No 0¢
—
N/A
$15,556
N/A
N/A
$6,534
Settled
Yes
kalshi

Atlanta

100%
Yes 100¢No 0¢
—
N/A
$10,597
N/A
N/A
$8,489
Settled
Yes
kalshi

Trenton

100%
3%
Yes 100¢No 0¢
—
N/A
$9,683
N/A
N/A
$7,202
Settled
Yes
kalshi

Boston

100%
Yes 100¢No 0¢
—
N/A
$8,881
N/A
N/A
$5,142
Settled
Yes
kalshi

Washington DC

100%
Yes 100¢No 0¢
—
N/A
$8,178
N/A
N/A
$5,433
Settled
Yes
kalshi

Las Vegas

100%
1%
Yes 100¢No 0¢
—
N/A
$7,620
N/A
N/A
$5,507
Settled
Yes
kalshi

Philadelphia

100%
Yes 100¢No 0¢
—
N/A
$6,560
N/A
N/A
$3,902
Settled
Yes
kalshi

Phoenix

100%
Yes 100¢No 0¢
—
N/A
$4,542
N/A
N/A
$3,289
Settled
Yes
kalshi

New Orleans

0%
Yes 0¢No 100¢
—
N/A
$34,775
N/A
N/A
$11,485
Settled
No
kalshi

Chicago

0%
Yes 0¢No 100¢
—
N/A
$20,803
N/A
N/A
$7,572
Settled
No
kalshi

West Palm Beach

0%
71%
Yes 0¢No 100¢
—
N/A
$18,462
N/A
N/A
$7,306
Settled
No
kalshi

Austin

0%
Yes 0¢No 100¢
—
N/A
$10,314
N/A
N/A
$8,798
Settled
No
kalshi

Denver

0%
6%
Yes 0¢No 100¢
—
N/A
$9,964
N/A
N/A
$5,923
Settled
No
kalshi

Houston

0%
10%
Yes 0¢No 100¢
—
N/A
$9,019
N/A
N/A
$5,208
Settled
No
kalshi

San Antonio

0%
Yes 0¢No 100¢
—
N/A
$6,728
N/A
N/A
$6,668
Settled
No
kalshi

Minneapolis

0%
1%
Yes 0¢No 100¢
—
N/A
$6,420
N/A
N/A
$3,195
Settled
No
kalshi

Oklahoma City

0%
Yes 0¢No 100¢
—
N/A
$6,310
N/A
N/A
$5,005
Settled
No
kalshi

Dallas

0%
Yes 0¢No 100¢
—
N/A
$5,442
N/A
N/A
$3,723
Settled
No
kalshi

San Francisco

0%
Yes 0¢No 100¢
—
N/A
$4,994
N/A
N/A
$4,123
Settled
No
Total markets: 23

Description

This event assesses whether measurable rainfall will occur in various major U.S. cities over a specific weekend. Each location has its own criteria for determining a positive outcome based on precipitation data.

Kalshi

Each market evaluates whether any measurable precipitation occurs in a specified U.S. city during the weekend of October 10–11, 2026. For a market to resolve as 'Yes,' the total precipitation recorded at the official weather station for that city must exceed zero inches on at least one day within the period. 'Trace' amounts or missing data are counted as zero inches and therefore do not satisfy the condition. All markets rely on data provided by The Weather Company via weather.com/kalshi as the definitive source, ensuring consistency across all locations despite variations in consumer weather services. The resolution hinges solely on objective, numerical precipitation measurements rather than qualitative weather forecasts.

Frequently asked questions

On Kalshi, the dashboard for the weekend rainfall market tracks the current odds of rain falling in various locations this weekend. You’ll find the implied probabilities for each outcome, a price history chart showing how those probabilities have changed over time, and the 24-hour trading volume, currently at $77,557. The total volume traded in this market is $300,261, indicating the level of interest from forecasters. This allows you to see how the collective wisdom of the crowd is assessing the likelihood of rainfall.

Often, prediction market odds offer a different perspective than traditional analyst forecasts. While analysts rely on models and historical data, this market reflects the aggregated predictions of a diverse group of individuals, potentially incorporating real-time information and subjective factors. If current forecasts from meteorologists predict a 60% chance of rain, it’s valuable to see if this market assigns a higher or lower probability, indicating where the crowd disagrees or has additional insights. This comparison can reveal valuable information about the uncertainty surrounding the event.

On Kalshi, this market is priced using a continuous double auction, meaning traders can buy and sell contracts representing different outcomes. The price of each contract reflects the market’s implied probability of that outcome occurring. As more traders buy contracts for a specific location to experience rain, the price increases, and the implied probability rises. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market dynamically adjusts to new information and changing sentiment, providing a real-time assessment of the likelihood of rainfall across different areas this weekend.

This market resolves around Oct 13, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Specifically, the resolution will depend on whether measurable rainfall – generally defined as 0.01 inches or more – is recorded at designated weather stations in the specified locations during the weekend. The determination will be based on official weather data, ensuring an objective and transparent outcome for this market. The results will be publicly available following the resolution date.

Several signals could significantly impact this market before it resolves. Updates from the National Weather Service, including changes to storm tracks or intensity forecasts, will likely cause price fluctuations. Unexpected shifts in weather patterns, such as a sudden development of a low-pressure system, could also drive movement. Even localized factors, like reports of early rainfall in certain areas, could influence traders’ perceptions and adjust the odds. Monitoring these developments will be key to understanding how this market evolves leading up to Oct 13, 2026.