New York · live outlook · refreshes every 3 h

New York sap flow forecast

The next several days for New York's sugaring country, read the way a sugarmaker reads them: how cold the night gets, how warm the afternoon gets, and whether that adds up to a run.

New York highlighted on a map of the maple belt, with its forecast towns (Ellenburg, Arcade, Canton) marked — New York in the maple beltDots: Ellenburg · Arcade · Canton

Season opens: Feb 28; typical
Closes: Apr 5; typical

110 days to the usual opening. When to tap in New York

Ellenburg · Clinton County has the most taps in New York, 365,777 (2022 Census of Agriculture).

Forecast for Ellenburg

Updated Nov 10, 1:37 AM EST

Only marginal days ahead

freeze thaw 32°F

WedNov 11
31° / 39°
3h below · 15h above
Maybe a light run
Only a light freeze (31°F). Branches may not freeze hard enough for a strong run.
ThuNov 12
29° / 37°
13h below · 9h above
Maybe a light run
A cool 37°F high. The thaw may be too brief for much flow.
FriNov 13
27° / 33°
20h below · 1h above
Maybe a light run
A cool 33°F high. The thaw may be too brief for much flow.
SatNov 14
27° / 33°
14h below · 6h above
Maybe a light run
A cool 33°F high. The thaw may be too brief for much flow.
SunNov 15
29° / 35°
11h below · 10h above
Maybe a light run
A cool 35°F high. The thaw may be too brief for much flow.
MonNov 16
26° / 36°
Maybe a light run
A cool 36°F high. The thaw may be too brief for much flow.

Data: National Weather Service. Verdicts use freeze-thaw thresholds from maple field research; your woods may run a little differently.

Arcade · Wyoming County in western New York made the most syrup in the state, 115,220 gallons (2022 Census of Agriculture).

Forecast for Arcade

Updated Nov 10, 6:57 AM EST

2 sap days in the next 6

freeze thaw 32°F

WedNov 11
36° / 51°
0h below · 24h above
No refreeze forecast
Low of 36°F — no refreeze is forecast. An earlier run may continue, then slow; temperature alone cannot rule out flow.
ThuNov 12
38° / 44°
0h below · 24h above
No refreeze forecast
Low of 38°F — no refreeze is forecast. An earlier run may continue, then slow; temperature alone cannot rule out flow.
FriNov 13
32° / 35°
1h below · 19h above
No refreeze forecast
Low of 32°F — no refreeze is forecast. An earlier run may continue, then slow; temperature alone cannot rule out flow.
SatNov 14
29° / 35°
10h below · 11h above
Maybe a light run
A cool 35°F high. The thaw may be too brief for much flow.
SunNov 15
30° / 39°
8h below · 14h above
Sap likely
Freeze (30°F) then 39°F — a real freeze-thaw day.
MonNov 16
30° / 42°
Sap likely
Freeze (30°F) then 42°F — a real freeze-thaw day.

Data: National Weather Service. Verdicts use freeze-thaw thresholds from maple field research; your woods may run a little differently.

Canton · St. Lawrence County has the most maple farms in New York (106) and 277,319 taps (2022 Census of Agriculture).

Forecast for Canton

Updated Nov 10, 1:37 AM EST

1 sap day in the next 6

freeze thaw 32°F

WedNov 11
37° / 47°
0h below · 24h above
No refreeze forecast
Low of 37°F — no refreeze is forecast. An earlier run may continue, then slow; temperature alone cannot rule out flow.
ThuNov 12
35° / 43°
0h below · 24h above
No refreeze forecast
Low of 35°F — no refreeze is forecast. An earlier run may continue, then slow; temperature alone cannot rule out flow.
FriNov 13
30° / 37°
6h below · 13h above
Maybe a light run
A cool 37°F high. The thaw may be too brief for much flow.
SatNov 14
30° / 40°
8h below · 16h above
Sap likely
Freeze (30°F) then 40°F — a real freeze-thaw day.
SunNov 15
32° / 43°
0h below · 23h above
Run tapering
No overnight freeze (low 32°F). Yesterday's favorable weather may allow a run to continue, then slow without a refreeze.
MonNov 16
31° / 43°
Maybe a light run
Only a light freeze (31°F). Branches may not freeze hard enough for a strong run.

Data: National Weather Service. Verdicts use freeze-thaw thresholds from maple field research; your woods may run a little differently.

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Your sugarbush, your forecast

Hourly temperatures for your exact spot, turned into a day-by-day sap-run outlook. US and Canada.

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Data & method · 4

1.National Weather Service API · NOAA National Weather Service
2.Sap flow in sugar maple: timing and weather drivers (Frontiers in Agronomy, 2025) · de Lima Santos et al.
3.Maple Sugaring Tips for Beginners and Backyard Maple Sugar Producers · UNH Extension
4.North American Maple Syrup Producers Manual, 2nd ed. (Bulletin 856) · The Ohio State University Extension

LuckySap · free on iPhone & Android

Never miss the first run

LuckySap can ping you the evening before a strong sap day, then keeps your collections, sugar readings and boils in one season log. Free on iPhone and Android.