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Stormy 13th Hour Big Chief

✦ Stormy 13th HourUnusual14d ago
Sell price
319 keys, 39.88 ref
Buy price
277 keys, 59.77 ref
In keys
320 keys
In USD
$693.58 at the Steam key rate

Community price on backpack.tf: 370 keys, last changed 2023-08-26 (3.1y ago). The live quote above, 320 keys, is 14% lower and last moved 14d ago. They are different measures: the quote is what traders and bots are asking and bidding on the classifieds right now, and it moves for thousands of items every day; the community price is a suggestion accepted by vote, which changes only when someone argues it should. A quote well away from the vote is usually a price that is about to be re-argued. Community prices from backpack.tf, read under an hour ago.

Price history

14 observations

Interactive chart. Press the left and right arrow keys to move along the series, Home or End to jump to either end, Escape to clear.

The key axis converts at today's rate. Prices are recorded in metal, so a line that is flat in keys followed the key rate rather than standing still.

Stormy 13th Hour Big Chief sell price, 2025-09-25 to 2026-10-10: 14 observations, from 371 keys to 10.6 keys.
Observed (UTC)SellBuy
25 SEP 2025 · 03:29 UTC371 keys303 keys
30 SEP 2025 · 21:00 UTC370 keys303 keys
9 OCT 2025 · 08:42 UTC354 keys318 keys
19 OCT 2025 · 20:29 UTC337 keys303 keys
25 OCT 2025 · 16:50 UTC320 keys288 keys
10 NOV 2025 · 00:53 UTC340 keys306 keys
30 JUN 2026 · 07:13 UTC105 keys91.2 keys
22 JUL 2026 · 00:47 UTC102 keys88.2 keys
3 AUG 2026 · 10:24 UTC79.8 keys69.3 keys
29 SEP 2026 · 02:08 UTC320 keys278 keys
3 OCT 2026 · 17:09 UTC99.3 keys86.3 keys
4 OCT 2026 · 07:09 UTC99.1 keys86.2 keys
9 OCT 2026 · 03:09 UTC9.34 keys8.12 keys
10 OCT 2026 · 11:08 UTC10.6 keys9.18 keys

Price history in numbers

14 readings since 25 Sep 2025

Over the last 30 days the Stormy 13th Hour Big Chief's sell price ranged from 9.34 keys to 320 keys and is down 96.7% after 4 moves. Over a year it ranged from 9.34 keys to 340 keys (down 96.9%). Today's 10.6 keys sits at the bottom of its range: the lowest we have recorded is 9.34 keys (9 Oct 2026) and the highest 371 keys (25 Sep 2025). The price has moved 13 times since we began recording it — about once every 29 days.

WindowLowHighChangeMovesReadings
30 days9.34 keys320 keys−96.7%45
90 days9.34 keys320 keys−89.6%67
a year9.34 keys340 keys−96.9%1011

Details

SKU309;5;u47
Last price change2026-09-29 02:08 UTC
Key rate when recorded63.89 ref

Same effect, other items

the effect across the catalogue

Other effects on the Big Chief

same item, different effect
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