🏖️ Out of season — typical corn window for this route is Mar–Aug. The score is shown for reference only.
🧠 Decision support, not a verdict. This score is a model — verify it against NWAC, the UW forecast, and your own read of the conditions before you commit to a tour. How it works →

Thursday, Sep 10

20 /100
Corn Score

❄️ Poor corn conditions on the model's read. Overnight: 53°F at Timberline (⚠️ didn't freeze). Crater Rock overnight low: forecast 44°F. Daytime high: 58°F at Timberline.

🌙 53°F overnight low ☀️ 58°F daytime high 💨 20 mph wind ❄️ 0" new snow 🔄 0 streak
Confidence 35%
0–44 poor · 45–69 marginal · 70–100 good · methodology

How this score was built

  • Refreeze (× 0.5) +0.0
  • Warming (× 0.3) +19.5
  • Streak bonus (capped at 20) +0
  • Final score 19.5 / 100

Why this score?

  • Refreeze 0/100 contributed +0 pts (50% weight). Snow surface estimated ~46°F (air 53°F − 7°F radiative cooling — sky 6% cloud, wind ×0.65, humidity ×1.00).
  • Warming 65/100 contributed +20 pts (30% weight).
  • Freeze/thaw streak is 0 days — base score (refreeze + warming) caps at 80 until a streak builds.

Condition Components

🥶 Refreeze

0/100

Air low: 53°F → surface ~46°F (radiative -7°F), Cloud: 6%, Wind: 5 mph, Dew: 29°F

☀️ Warming

65/100

High: 58°F (mush risk)

NWS

🔄 Streak

0 days

Consecutive freeze/thaw days

💨 Wind

20 mph

Max wind (mph) at Crater Rock

Sanity-check this

7-Day Outlook

Thu
Sep 10
20/100
Lo: 53°
Hi: 58°
Day: Partly Sunny Night: Mostly Clear 6% cl · 6 mph · dew 31°
low conf
tap for details
Fri
Sep 11
40/100
Lo: 36°
Hi: 51°
🏔️ FL 8,790′
Day: Mostly Sunny Night: Mostly Cloudy 55% cl · 12 mph · dew 38°
low conf
tap for details
Sat
Sep 12
27/100
Lo: 42°
Hi: 44°
Day: Chance Rain Showers Night: Cloudy 70% cl · 2 mph · dew 26°
low conf
tap for details
Sun
Sep 13
22/100
Lo: 36°
Hi: 39°
🏔️ FL 8,301′
Day: Rain Showers Likely Night: Rain And Snow Showers 77% cl · 15 mph · dew 33°
low conf
tap for details
Mon
Sep 14
57/100
Lo: 35°
Hi: 50°
🏔️ FL 7,080′
Day: Sunny Night: Partly Cloudy 60% cl · 4 mph · dew 32°
low conf
tap for details
Tue
Sep 15
72/100
Lo: 38°
Hi: 54°
🏔️ FL 9,767′
Day: Sunny Night: Mostly Clear 17% cl · 2 mph · dew 28°
low conf
tap for details
Wed
Sep 16
33/100
Lo: 45°
Hi: 59°
Day: Sunny Night: Mostly Clear 17% cl · 5 mph · dew 28°
low conf
tap for details

Freeze/Thaw History

Recent Snowfall

Day New Snow
Timberline 5,370′
Est. Crater Rock
~10,500′
Source
confidence
SWE Δ
in / 24h
Precip
in / 24h
Depth Low / High
Wed Sep 9 none high 1" 50° / 62°
Tue Sep 8 none high +0.00 1" 40° / 63°
Mon Sep 7 none high +0.00 0.2 1" 39° / 49°
Sun Sep 6 none high +0.00 1.2 1" 39° / 45°
Sat Sep 5 none high +0.00 1" 38° / 49°
Fri Sep 4 none high +0.00 0.1 1" 37° / 44°
Thu Sep 3 none high +0.00 0.2 1" 36° / 42°
Wed Sep 2 none high 1.0 1" 37° / 45°
Tue Sep 1 none high 0.1 1" 42° / 60°
Mon Aug 31 none high 1" 52° / 71°
Sun Aug 30 none high 1" 37° / 59°
Sat Aug 29 none high 0.3 1" 38° / 44°
Fri Aug 28 none high 1" 45° / 59°
Thu Aug 27 low 1" 46° / 54°

Hood Webcams view gallery →

Latest Observation

Air Temp 62.4°F
Snow Depth 0.0"
SWE None"
Time 2026-09-09T09:00

Forecasts View archive →

No NWAC forecast data yet.

No UW forecast data yet.

Data Collection

webcam 5 rec 23:30
webcam 6 rec 23:25
snotel_june_lake 3 rec 23:21
snotel_wells_creek 2 rec 23:21
nws 1248 rec 23:21
snotel_paradise 2 rec 23:21
webcam 5 rec 23:20
webcam 5 rec 23:15