National Storms

Snow and rain totals for ZIP code 12973

St. Lawrence County, NY

NOAA's National Snowfall Analysis estimates 0.1 inches of snow at ZIP code 12973 (St. Lawrence County, NY) this season (since October 1, 2026), through November 7, 2026. The most in one day was 0.1 inches, in the 24 hours ending October 17, 2026. Last season (2025–26) it estimated 130.2 inches in all; the biggest day was 9.4 inches on January 26, 2026. Over the last 30 days, NOAA's MRMS analysis estimates 2.29 inches of rain and melted snow.

0.1″snow this season (2026–27)
0days with 1″+ snow this season
130.2″snow in 2025–26
2.29″rain, last 30 days

Pin: the Census center point of ZIP Code Tabulation Area 12973, in St. Lawrence County. Values are NOAA estimates for the grid cell under the pin. New York snowfall totals.

Last 14 days

24 hours ending (12:00 UTC)Estimated snowEstimated rain
November 7, 20260″0″
November 6, 20260″0.08″
November 5, 20260″0.06″
November 4, 20260″0.06″
November 3, 20260″0″
November 2, 20260″0″
November 1, 20260″0″
October 31, 20260″0″
October 30, 20260″0.15″
October 29, 20260″0″
October 28, 20260″0″
October 27, 20260″0″
October 26, 20260″0″
October 25, 20260″0″
Oct 2025: 0Nov 2025: 24Dec 2025: 35.3Jan 2026: 38.9Feb 2026: 19.5Mar 2026: 9.4Apr 2026: 3.1May 2026: 0Jun 2026: 0Jul 2026: 0Aug 2026: 0Sep 2026: 0Oct 2026: 0.1Nov 2026: 0Oct 2025Dec 2025Feb 2026Apr 2026Jun 2026Aug 2026Oct 2026max 38.9
Estimated snowfall by month, inches (ZIP code 12973 (St. Lawrence County, NY))

Source: National Storms (nationalstorms.com), CC BY 4.0, data from the NOAA NOHRSC National Snowfall Analysis.

Snow by season

Season (Oct 1 – Sep 30)Total snowDays with 1″+Biggest day
2026–27 (so far)0.1″00.1″ on Oct 17, 2026
2025–26130.2″439.4″ on Jan 26, 2026

Biggest snow days since October 2025

24 hours endingEstimated snow
January 26, 20269.4″
December 11, 20256.2″
February 21, 20265.3″
November 28, 20255.2″
December 24, 20255.1″
March 21, 20265.1″
January 23, 20264.7″
November 17, 20253.9″
January 7, 20263.6″
December 8, 20253.5″

Rain and melted snow by month

MonthEstimated precipitationEstimated snow
Nov 20260.20″0.0″
Oct 20263.32″0.1″
Sep 20262.04″0.0″
Aug 20262.87″0.0″
Jul 20267.20″0.0″
Jun 20266.46″0.0″
May 20264.53″0.0″
Apr 20265.16″3.1″
Mar 20263.43″9.4″
Feb 20261.32″19.5″
Jan 20263.60″38.9″
Dec 20254.30″35.3″
Nov 20254.87″24.0″
Oct 20253.20″0.0″

Wettest days since October 2025

24 hours endingEstimated rain
July 27, 20261.50″
October 31, 20251.24″
July 1, 20261.14″
July 22, 20261.13″
October 8, 20251.03″
December 29, 20251.02″
June 15, 20260.94″
April 15, 20260.89″
April 30, 20260.89″
June 18, 20260.86″

Spotter snow reports near 12973

11 measured snowfall reports within 10 miles since October 2025, on 8 days. The largest was 15.0 inches at Tupper Lake, NY (6.6 miles away), reported to NWS BTV for January 27, 2026. Below: the largest report each day, next to NOAA's 24-hour estimate for 12973.

Day (ending 11 a.m. EST)Largest reportWhereTimeReported toNOAA estimate here
Apr 8, 20262.4″1 E Tupper Lake, NY, 7.7 mi Apr 7, 1:15 p.m. EDTNWS BTV, Mesonet1.4″
Feb 21, 20268.3″1 E Tupper Lake, NY, 7.7 mi Feb 21, 3:35 a.m. ESTNWS BTV, Mesonet5.3″
Jan 27, 202615.0″Tupper Lake, NY, 6.6 mi Jan 26, 5:49 p.m. ESTNWS BTV, Public1.8″
Jan 15, 20262.5″1 ENE Tupper Lake, NY, 7.4 mi Jan 15, 7:00 a.m. ESTNWS BTV, Co-op observer2.3″
Dec 10, 20253.0″1 ENE Tupper Lake, NY, 7.4 mi Dec 10, 7:00 a.m. ESTNWS BTV, Co-op observer0.6″
Dec 2, 20250.2″2 E Tupper Lake, NY, 7.4 mi Dec 2, 7:00 a.m. ESTNWS BTV, Co-op observer0.1″
Nov 28, 20258.7″ (3 reports)2 ESE Tupper Lake, NY, 7.7 mi Nov 28, 3:05 a.m. ESTNWS BTV, Mesonet5.2″
Nov 18, 20254.0″ (2 reports)Tupper Lake, NY, 6.6 mi Nov 17, 2:34 p.m. ESTNWS BTV, Public1.3″

Spotter reports: National Weather Service Local Storm Reports (LSRs): measurements sent to NWS offices by trained storm spotters, CoCoRaHS and co-op observers, NWS staff, the public and others, archived by the Iowa Environmental Mesonet (Iowa State University). Reports are what each observer measured at one spot, often a storm total so far, and the NWS doesn't quality-check every one. Exact repeats count once.

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Sources

Snow: NOAA National Operational Hydrologic Remote Sensing Center (NOHRSC), National Snowfall Analysis (version 2.1), 24-hour totals on a 0.04° grid (about 4 km). NOHRSC builds it from NWS, CoCoRaHS and other snowfall reports, radar and gauge precipitation (Stage IV) and model snow-to-liquid ratios. Rain: NOAA MRMS multi-sensor 24-hour precipitation (radar adjusted to rain gauges, about 1 km), from the Iowa Environmental Mesonet archive; it is total liquid, so it includes melted snow and sleet. Places: US Census Bureau ZIP Code Tabulation Areas (2024 Gazetteer internal points) and city centers. Each value is the estimate for the grid cell that contains the ZIP code's or city's center point, not a measurement at your house. NOAA reruns recent analyses as late reports arrive, so the last few days can change slightly. These are our own summaries of public NOAA data; NOAA has not reviewed them.

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