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Whaleback Mountain ski resort

North America

Whaleback Mountain Snow Forecast

Status unconfirmed

Best months to book: February, March, January · 30-yr snow record

Status unconfirmed

Weather data is still collected for informational purposes.

Last Snowfall

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Past 24 Hours

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Past 48 Hours

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Past 10 Days

0cm

7-Day Forecast

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Snow Depth

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Updated: Oct 5, 6:06 PM•Weather at base: 335m
SnowSure™ ScoreAI
Status unconfirmed

Whaleback Mountain is closed for the season. Here is when it is usually best to book.

Best months to book: February, March, January.NovDec3Jan1Feb2MarAprMay

Best months to book

  1. #1February34cm avg
  2. #2March33cm avg
  3. #3January33cm avg

Ranked on 30-year snowfall and base-depth record. The live score returns when the lifts turn.

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Depth

Resort closed — no current ski-base depth.

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Recent

No new snow has fallen in the past week.

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Forecast

Dry for the next 7 days.

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Historic

This season-to-date, snow conditions are below the 5-year average of 143cm.

Status unconfirmed · Data updated Mon, Oct 5, 06:06 PM UTC · informational only

Snow Summary

549m

Updated Oct 5, 2026 at 6:06 PM

0cm
24h
0cm
Past 10d
7-Day Forecast
0
Prev10d
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Now5
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T6
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W7
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T8
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F9
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S10
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S11
Days 8–14 and every model are in Pro.Unlock with Pro
Past
Today
Forecast

Hourly Forecast

5 Mon
15° / 5°
6 Tue
10° / 2°
7 Wed
16° / -0°
8 Thu
17° / 7°
9 Fri
12° / 5°
10 Sat
16° / 3°
11 Sun
22° / 4°
Days 8–14 and every model are in SnowSure Pro.Unlock with Pro
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight12 Mon13 Tue14 Wed15 Thu16 Fri17 Sat18 Sun
Conditions☁️☀️☀️☀️☀️☀️☀️⛅☀️☀️🌧️☀️🌧️🌧️☀️🌤️🌤️☀️☀️☀️☀️
cloudyclearclearclearclearclearclearsome cloudsclearclearlight drizzleclearlight drizzlelight drizzleclearmostly clearmostly clearclearclearclearclear
Summit549 mModeled
Temp°C9°13°6°4°10°4°5°15°6°10°16°9°7°12°6°7°15°7°9°20°10°
Feels like°C6°8°3°-1°5°0°1°11°2°8°13°6°5°7°3°4°12°4°5°17°8°
Snowcm·····················
Precipmm··········0.9·0.30.3·······
Windkm/h132311151710101511121812818107128141710
Mid-mountain442 mModeled
Temp°C10°14°7°5°10°5°6°15°6°11°17°10°8°13°7°8°16°7°10°21°11°
Feels like°C7°9°4°0°6°1°2°12°3°9°13°7°6°8°4°5°13°5°6°17°8°
Snowcm·····················
Precipmm··········0.9·0.30.3·······
Windkm/h132311151710101511121812818107128141710
Base335 mModeled
Temp°C11°15°8°5°11°5°6°16°7°11°18°10°9°13°8°8°17°8°10°21°11°
Feels like°C8°10°5°1°6°1°3°12°4°9°14°7°7°9°5°6°14°6°7°18°9°
Snowcm·····················
Precipmm··········0.9·0.30.3·······
Windkm/h132311151710101511121812818107128141710
Humidity%814080634165664777854879824776794479654275
0°C linem—————————————————————
Sunhours

Freeze line is the height where rain turns to snow. Plain: straight from the models. Marked ○: estimated from temperature. Sun is hours of actual sunshine, not day length; blank means we have no reading.

Forecast Range · SnowSure Pro

Every model for Whaleback Mountain, side by side for 14 days

Where the models agree, where they split, and which one has been most accurate here. Free for 14 days, then yearly.

Unlock with Pro

SnowSure™ blend — verified model weighting

The black line is not a simple average. For Whaleback Mountain (rockies), we combine seven global weather models using weights learned from daily forecast verification — comparing each model's prediction to measured snowfall (SNOTEL, resort reports, ERA5).

  • 1.Horizon buckets: days 1–3, 4–7, and 8–14 each get separate weights — short-range skill differs from long-range.
  • 2.Regional calibration: weights come from verified error in this geography (Rockies, Alps, Japan, etc.), recalculated weekly.
  • 3.Ground truth only: we never grade a forecast against another model — only against measured snow.

Building verification history for this resort.

How we verify forecasts →

Snowfall Forecast Maps

Northeast US region

El Niño Outlook · Winter 2026-27

Whaleback Mountain El Niño rank & forecast

Whaleback Mountain ranks #348 of 488 SnowSure resorts — Tier E, −10% in strong El Niño winters.

Tier E — Deep timing play — aim late winter: Strong El Niño winters ran clearly below this resort’s own baseline (≤ −8%). Still skiable — schedule late season; one storm cycle can beat the climatology.

#348 of 488Tier E — Deep timing play — aim late winter

Strong-event signal: −10% vs this resort's 30-yr avg

In the three strongest El Niño winters on record ('97-98, '15-16, '23-24), Whaleback Mountain averaged -9% versus its own 30-year snowfall baseline. Historically this is a timing play rather than a reason to stay home: aim for late winter (February–March) in winter 2026-27. Analog winters: '97-98 +17%, '15-16 -61%, '23-24 +15%. A pattern, not a promise.

'97-98 +17%'15-16 −61%'23-24 +15%

ENSO seasonal analog

History · not a forecast

In 10 past El Niño winters at Whaleback Mountain, ERA5 season snowfall median was 188 cm (74 in), about 13% above this resort’s long-term median. This is a historical analog from reanalysis — not a prediction of this winter’s storm track.

Prevailing ONI

El Niño

JAS 2026 · ANOM +2.16°C

Analog season median

188cm

10 El Niño winters · 13% above median

All-season median

167cm

Across 30 ERA5 seasons (2026-27)

PhaseSeasonsMedianp25–p75Recent analogs
El Niñocurrent10188cm166cm – 192cm2023, 2019, 2018, 2015, 2014, 2009
La Niña12164cm129cm – 182cm2022, 2021, 2020, 2017, 2011, 2010
ENSO-neutral8146cm135cm – 172cm2025, 2024, 2016, 2013, 2012, 2003

Season snowfall from Open-Meteo ERA5 reanalysis (~9 km). ENSO phase from NOAA CPC Oceanic Niño Index. Relative phase differences are more trustworthy than absolute cm totals. Source: NOAA CPC Oceanic Niño Index + Open-Meteo ERA5 via SnowSure season archive.

Local Reports

0 reports

How accurate is this forecast?

We verify every forecast against what actually fell — see the model-by-model results.

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Frequently asked questions about Whaleback Mountain

How much snow is Whaleback Mountain getting this week?
No significant snow is forecast at Whaleback Mountain over the next 7 days.
What is the 14-day snow forecast for Whaleback Mountain?
The full 14-day forecast for Whaleback Mountain — the SnowSure™ blend and every model we track, day by day — is part of SnowSure Pro. The first 7 days are free on this page.
How accurate are SnowSure forecasts for Whaleback Mountain?
We verify every forecast against what actually fell and publish the results — see our forecast verification pages for model-by-model accuracy, updated continuously.