National Storms

Snow and rain totals for ZIP code 83340

Ketchum, ID

NOAA's National Snowfall Analysis estimates 13.0 inches of snow at ZIP code 83340 (Ketchum, ID) this season (since October 1, 2026), through November 8, 2026. The most in one day was 5.6 inches, in the 24 hours ending November 1, 2026. Last season (2025–26) it estimated 180.5 inches in all; the biggest day was 13.2 inches on December 25, 2025. Over the last 30 days, NOAA's MRMS analysis estimates 3.64 inches of rain and melted snow.

13.0″snow this season (2026–27)
5days with 1″+ snow this season
180.5″snow in 2025–26
3.64″rain, last 30 days

Pin: the Census center point of ZIP Code Tabulation Area 83340, in Blaine County. Values are NOAA estimates for the grid cell under the pin. City page: how much snow Ketchum got. Idaho snowfall totals.

Snow load on roofs in ZIP 83340 right now

1 lb/sq ftestimated weight of the snow on the ground
1 lb/sq fttypical roof estimate (70% to 100% of the ground)
0.9″snow depth, holding 0.2″ of water

As of 1 a.m. EST on November 8, 2026, the snow is about 23% water (settled snow). On 1,000 sq ft of roof, the typical estimate comes to roughly 720 to 1,020 lb.

This is an estimate of the snow, not an inspection of any roof. Whether a roof can carry it depends on its design snow load, its age and condition, and how the snow has drifted. Your local building department can tell you the design snow load for your address, and a licensed structural engineer or roofing contractor can look at the roof itself.

Snow load for ZIP 83340 · snow load calculator

Last 14 days

24 hours ending (12:00 UTC)Estimated snowEstimated rain
November 8, 20260″0″
November 7, 20260″0″
November 6, 20260″0″
November 5, 20260″0″
November 4, 20260″0″
November 3, 20260″0″
November 2, 20261.7″0″
November 1, 20265.6″0.39″
October 31, 20262.0″0.19″
October 30, 20260″0″
October 29, 20260″0″
October 28, 20260″0″
October 27, 20261.6″0.11″
October 26, 20260″0″
Oct 2025: 16.1Nov 2025: 4.7Dec 2025: 74.5Jan 2026: 19.3Feb 2026: 31.6Mar 2026: 13.9Apr 2026: 20.1May 2026: 0Jun 2026: 0.3Jul 2026: 0Aug 2026: 0Sep 2026: 0Oct 2026: 5.7Nov 2026: 7.3Oct 2025Dec 2025Feb 2026Apr 2026Jun 2026Aug 2026Oct 2026max 74.5
Estimated snowfall by month, inches (ZIP code 83340 (Ketchum, ID))

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)13.0″55.6″ on Nov 1, 2026
2025–26180.5″4213.2″ on Dec 25, 2025

Biggest snow days since October 2025

24 hours endingEstimated snow
December 25, 202513.2″
December 22, 202511.5″
December 19, 202510.5″
December 20, 20259.3″
February 17, 20268.6″
October 26, 20257.4″
December 17, 20257.1″
April 2, 20266.4″
February 18, 20266.2″
April 16, 20266.1″

Rain and melted snow by month

MonthEstimated precipitationEstimated snow
Nov 20260.39″7.3″
Oct 20263.25″5.7″
Sep 20261.78″0.0″
Aug 20260.91″0.0″
Jul 20262.06″0.0″
Jun 20260.63″0.3″
May 20260.28″0.0″
Apr 20262.05″20.1″
Mar 20260.52″13.9″
Feb 20261.35″31.6″
Jan 20261.04″19.3″
Dec 20257.88″74.5″
Nov 20250.88″4.7″
Oct 20252.39″16.1″

Wettest days since October 2025

24 hours endingEstimated rain
October 23, 20261.62″
December 22, 20251.48″
December 25, 20251.42″
December 19, 20251.13″
October 26, 20250.99″
December 20, 20250.86″
September 19, 20260.83″
December 18, 20250.72″
July 9, 20260.71″
April 2, 20260.69″

Look up another ZIP code

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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