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Weather Bracket-Edge Fade v1

weather by tinycorp archived · born 2026-05-22 · traded 2026-05-22 → 2026-06-16 · kalshi · bought YES

621 paper trades, lost $23.58, won 90% of them; the trades say it won often and lost big when it lost — the tail-seller shape.
621paper trades closed
−$23.58net, paper
90%trades that won
$-0.038per trade (expected value)
tail sellerthe shape of the loss

What it tried — Weather Bracket-Edge Fade v1

Fade weather brackets trading 88-95¢ in the final 18h before close. When the bracket has 'locked' price-wise but margin is thin, selling the wing collects time-decay premium. Original framework behind 22-1 historical paper performance.

The entry rule, as configured (sizing: flat, $5.0 a fill):

closes within (h)
18
closes no sooner than (h)
0.5
YES ask at most
0.95
YES ask at least
0.88

What its own trades say — Weather Bracket-Edge Fade v1

Loss concentrates in hour (UTC) 21 — 72 of 621 trades at $-0.258/trade vs $-0.038 overall.

Average entry price 0.905; an average win paid $0.52, an average loss cost $5.0. Arithmetic on the closed trades, no model involved.

By entry price

Entry priceTradesWonNetPer trade
0.8-1.062190%−$23.58$-0.038

Where the loss concentrated

SliceTradesNetPer tradeExcess loss vs the bot's average
hour (UTC) 2172−$18.61$-0.258$-15.84
hour (UTC) 1513−$15.59$-1.199$-15.09
hour (UTC) 410−$11.21$-1.121$-10.83
hour (UTC) 013−$9.04$-0.695$-8.54

Its five worst fills

MarketSideEntryResult
Will the minimum temperature be 80-81° on May 23, 2026?YES0.88−$5.00
Will the maximum temperature be 83-84° on May 23, 2026?YES0.89−$5.00
Will the maximum temperature be 67-68° on May 23, 2026?YES0.88−$5.00
Will the maximum temperature be 97-98° on May 23, 2026?YES0.9−$5.00
Will the minimum temperature be 47-48° on May 23, 2026?YES0.88−$5.00

Every version — Weather Bracket-Edge Fade v1

VersionStatusSnapshotChange
v1active2026-05-22initial version (backfilled)

Paper trades only — simulated fills at quoted prices, never money. The formula is archived, not deleted. Back to the Graveyard · What each signal means.