Past date
Middle Fork of the Salmon River, May 4, 2020
River flow4.40 ft
Actual · 05/04/2020
4.40 ft; discharge 4,420 cfs
USGS daily
05/04 average
4.12 ft; discharge 4,064 cfs
20-year USGS
Above average by 0.28 ft.
Weather & snowStanley, ID · 51° / 19°F · Banner 312 · Banner Summit 312, 05/04 average: 29% of peak melted · 19.9 in SWE
Stanley, ID
That day · 2020
51° / 19°F
05/04 average
56° / 24°F · 0.03"
18 years
Middle Fork Lodge
Lodge averages are for future dates only (station ended 2013).
Salmon, ID
That day · 2020
60° / 32°F · 0.00"
05/04 average
67° / 34°F · 0.02"
18 years
Banner Summit 312
Banner Summit 312, 05/04 average: 29% of peak melted · 19.9 in SWE
Deadwood Summit 439
Deadwood Summit 439, 05/04 average: 12% of peak melted · 38.5 in SWE
Lottery oddsOutside the May 28–Sep 3 lottery season. Season-wide 2025: 1.79%.
2025 lottery
Outside the May 28–Sep 3 lottery season. Season-wide 2025: 1.79%.
Day-of-week context (2025)
Days with the best odds: Saturday 2.81%, Friday 2.17%
Days with the worst odds: Monday 1.05%, Tuesday 1.54%
Mondays: 1.05%, about 1 in 95
Odds are launches ÷ first-choice applications (2025 USFS). That is date competition, not a personal win rate.