Today's Status
Air Temperature
–
°C · Kautokeino (SN93700)
Snow Depth
–
cm · Kautokeino
Water Flow
–
m³/s · Suohpatjohka
Water Temperature
–
°C · Suohpatjohka
Early Warning · When Will Water Temp Reach 12°C?
Baseline · always available
~17 June
± 15 days · historical average
✅ Always active
Level 1 · Snow-free + 32 days
–
± 11 days
⏳ Awaiting snow-free date
Level 2 · Water temp extrapolation
Too early
± 4–7 days · available when WT > 3°C
❄️ Awaiting spring warm-up
How it works:
Level 0 (all year): Historical average – WT hits 12°C around 17 June, ±15 days.
Level 1 (May): When snow disappears, count 32 days forward.
Level 2 (June): When WT > 3°C, extrapolate warming rate to 12°C (±4–7 days).
Dual Trigger Model · GDD ≥ 520 (bt = 0°C, from 1 Jan) + Water Temp ≥ 12°C · MAE = 2.1 days, p = 0.002
GDD This Year (from 1 Jan)
–
Growing Degree Days · base 0°C
– % of 520 target
Loading historical average…
Remaining to 520 GDD
–
GDD units until threshold
Est. GDD Threshold Date
–
when GDD will reach 520
Estimated Hatch Date
–
dual trigger (latest of both conditions)
Historical Comparison
| Year |
Ice Breakup |
Snow Free |
Winter Snow (cm) |
Est. Ice Thickness (cm) |
First Hatch |
Water Temperature May–July · Year-by-Year Comparison
Snow Depth Nov–May · Year-by-Year Comparison
Estimated Ice Thickness · Historical peak per winter & live 2026 · Stefan Equation (α = 0.6)
Historical bars = peak ice thickness reached that winter. 2026 bar = current estimated thickness based on frost degree-days accumulated so far this season (updates daily).
Season Indicators
| Indicator |
2026 |
Historical Average |
Signal |
⚠ All indicators based on n = 8–10 years. Snow correlation may be indirect rather than causal. Use as guidance, not guarantee.