New York Snow Day Calculator: Snow Day Chances Tomorrow by City
New York spans some of the snowiest cities in the country, Syracuse, Rochester and Buffalo in the lake-effect belts off Lake Ontario and Lake Erie, and New York City, where a few inches can still matter.
Upstate districts are built to keep running through heavy snow; downstate, nor'easters and the rain–snow line decide most closures.
Forecast data may be out of date. We're working on it; check your local forecast too.
New York's largest city
New York, NY
Friday
Unlikely
<1%
chance of a snow day
<1% chance of a delay
Monday
Unlikely
<1%
chance of a snow day
<1% chance of a delay
Overnight snow 0.0"Usually closes at 4"
- No meaningful snow or ice in the forecast for Friday morning.
- New York usually needs about 4" to close schools (normal snowfall 27" a year).
Estimate, not official. Check your school district for the final decision.
Updated .
New York city snow day pages
Snow day chances by city in New York
Usually closes at about:under 2"2–4"4–6"6"+
Chance of a snow day and of a delay on the next school day for the largest New York towns we track, highest chance first. We cover 204 places in New York; enter your ZIP code above for any of them.
| Place | Snow day | Delay | Normal snow | Usually closes at |
|---|---|---|---|---|
| Cobleskill Winter Weather Advisory | 6% | 44% | 54" | 6" |
| Johnsburg Winter Weather Advisory | 6% | 39% | 87" | 8" |
| Brookfield | 5% | 45% | 79" | 8" |
| Oneonta Winter Storm Warning | 4% | 5% | 82" | 8" |
| Norwich Winter Weather Advisory | 4% | 25% | 75" | 7" |
| DeRuyter | 3% | 25% | 97" | 8" |
| Cortland | 2% | 7% | 80" | 8" |
| Dryden | 2% | 14% | 65" | 7" |
| German Flatts | 2% | 11% | 86" | 8" |
| Ticonderoga Winter Weather Advisory | 2% | 5% | 70" | 7" |
| Ithaca | 1% | 3% | 63" | 7" |
| Manlius | 1% | 1% | 124" | 9" |
| Vestal | 1% | 6% | 71" | 7" |
| Rotterdam | 1% | 2% | 57" | 6" |
| Glenville | 1% | 2% | 58" | 6" |
| Queensbury | 1% | 2% | 64" | 7" |
| Elmira | 1% | 4% | 42" | 5" |
| Onondaga | 1% | 5% | 111" | 9" |
| Owego | 1% | 3% | 58" | 6" |
| Horseheads | 1% | 5% | 42" | 5" |
| Gloversville | 1% | 2% | 74" | 7" |
| Sullivan | 1% | 1% | 127" | 9" |
| Bath | 1% | 3% | 54" | 6" |
| Chenango | 1% | 2% | 79" | 8" |
| Corning | 1% | 2% | 51" | 6" |
| Oneida | 1% | 1% | 131" | 9" |
| North Elba Winter Weather Advisory | 1% | 2% | 101" | 8" |
| Wayland | 1% | 1% | 48" | 6" |
| Middletown Winter Weather Advisory | 1% | 3% | 62" | 7" |
| Walton Winter Weather Advisory | 1% | 3% | 69" | 7" |
| Webb | 1% | 2% | 156" | 10" |
| New York | <1% | <1% | 27" | 4" |
| Hempstead | <1% | <1% | 25" | 4" |
| Brookhaven | <1% | <1% | 32" | 4" |
| Islip | <1% | <1% | 30" | 4" |
| Oyster Bay | <1% | <1% | 23" | 3" |
| Buffalo | <1% | <1% | 95" | 8" |
| North Hempstead | <1% | <1% | 24" | 4" |
| Babylon | <1% | <1% | 26" | 4" |
| Yonkers | <1% | <1% | 32" | 4" |
Chances are for Friday. Normal snow is the NOAA 1991–2020 annual average near each town.
How much snow closes school in New York?
Across New York's larger towns, normal snowfall runs from about 21" a year in Hempstead to about 167" in Rome, so the amount it takes to close schools varies too: from roughly 3" to 10" of overnight snow in our model.
- New York: about 27" of snow a year; usually closes at about 4".
- Hempstead: about 25" of snow a year; usually closes at about 4".
- Brookhaven: about 32" of snow a year; usually closes at about 4".
- Islip: about 30" of snow a year; usually closes at about 4".
- Oyster Bay: about 23" of snow a year; usually closes at about 3".
- Buffalo: about 95" of snow a year; usually closes at about 8".
Compare every state on our how much snow closes school map.
Winter weather alerts and forecaster notes in New York
- Winter Storm Warning Oneonta
- Winter Weather Advisory Shawangunk, Wawarsing, North Elba, Norwich, Cobleskill, Ticonderoga, Middletown, Walton, Jay, Johnsburg
NWS New York NY · Key Messages
- Periods of mainly light to moderate rainfall tonight and Friday with impacts no longer anticipated.
- Minor coastal flooding is possible in vulnerable locations along the Long Island south shore during the Friday daytime high tide cycle.
- High pressure will bring dry conditions into much of next week.
Excerpt from the National Weather Service New York NY Area Forecast Discussion, issued Nov 12, 10:17 PM EST. Read the full discussion.
NWS Buffalo NY · Key Messages
- Colder air will produce scattered wet snow and rain showers tonight through the weekend with minor accumulations possible across higher terrain.
- Dry weather will return by Monday, with temperatures trending warmer by midweek.
Excerpt from the National Weather Service Buffalo NY Area Forecast Discussion, issued Nov 12, 10:44 PM EST. Read the full discussion.
New York's biggest snow days last winter (2025–26)
Source: NOAA GHCN-Daily, nearest reporting station to each city
Biggest single-day snowfalls in the 2025–26 winter at NOAA stations near New York, Brookhaven, Buffalo, Rochester, Syracuse:
| Date | Near | Snowfall |
|---|---|---|
| Tue, Dec 30, 2025 | Syracuse | 24.2" |
| Mon, Feb 23, 2026 | Brookhaven | 19.6" |
| Sun, Jan 25, 2026 | Brookhaven | 12.9" |
| Sun, Jan 25, 2026 | New York | 11.4" |
| Mon, Feb 23, 2026 | New York | 10.9" |
| Fri, Nov 28, 2025 | Syracuse | 10.3" |
| Sun, Feb 22, 2026 | Brookhaven | 9.5" |
| Sun, Feb 22, 2026 | New York | 8.8" |
Season totals: New York 43.4" · Brookhaven 61.8" · Buffalo 92.5" · Rochester 114.1" · Syracuse 143.1". Source: NOAA GHCN-Daily.
Largest New York school districts
These districts make the official call for schools around New York. Their websites post closings and delays first:
Snow days in nearby states
New York snow day FAQ
Will there be a snow day in New York tomorrow?
No town we track in New York has more than a 10% chance of a snow day on Friday right now. Enter your ZIP code at the top of this page for your own town; we track 204 places in New York.
How much snow does it take to close school in New York?
It varies across the state. Based on normal snowfall, our model puts the closing point at about 3" in Hempstead and about 10" in Rome. Ice and dangerous cold can close schools with less snow.
What were New York's biggest snow days last winter?
Among the NOAA stations we checked, the biggest single-day snowfall in the 2025–26 winter was 24.2 inches near Syracuse on Dec 30, 2025.
Where are New York school closings announced?
Each district announces its own closings and delays on its website, app and text alerts, and local TV stations publish closing lists. Large districts include New York City Public Schools, Buffalo Public Schools, Rochester City School District.