National Storms

Snow and rain totals for ZIP code 18040

Chestnut Hill, PA

NOAA's National Snowfall Analysis shows no measurable snow at ZIP code 18040 (Chestnut Hill, PA) so far this season (since October 1, 2026, through November 8, 2026). Last season (2025–26) it estimated 37.2 inches in all; the biggest day was 11.2 inches on January 26, 2026. Over the last 30 days, NOAA's MRMS analysis estimates 2.58 inches of rain and melted snow.

0.0″snow this season (2026–27)
0days with 1″+ snow this season
37.2″snow in 2025–26
2.58″rain, last 30 days

Pin: the Census center point of ZIP Code Tabulation Area 18040, in Northampton County. Values are NOAA estimates for the grid cell under the pin. Pennsylvania snowfall totals.

Snow load on roofs in ZIP 18040 right now

No snow on the ground

NOAA's snow model shows no snow on the ground here as of 1 a.m. EST on November 8, 2026.

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 18040 · 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″0.08″
November 5, 20260″0″
November 4, 20260″0″
November 3, 20260″0″
November 2, 20260″0″
November 1, 20260″0″
October 31, 20260″0″
October 30, 20260″0″
October 29, 20260″0″
October 28, 20260″0″
October 27, 20260″0″
October 26, 20260″0″
Oct 2025: 0Nov 2025: 0Dec 2025: 9Jan 2026: 21.6Feb 2026: 6.5Mar 2026: 0.1Apr 2026: 0May 2026: 0Jun 2026: 0Jul 2026: 0Aug 2026: 0Sep 2026: 0Oct 2026: 0Nov 2026: 0Oct 2025Dec 2025Feb 2026Apr 2026Jun 2026Aug 2026Oct 2026max 21.6
Estimated snowfall by month, inches (ZIP code 18040 (Chestnut Hill, PA))

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
2025–2637.2″811.2″ on Jan 26, 2026

Biggest snow days since October 2025

24 hours endingEstimated snow
January 26, 202611.2″
January 18, 20265.5″
December 14, 20255.2″
February 23, 20264.9″
January 19, 20262.5″
January 25, 20262.0″
December 3, 20251.2″
February 16, 20261.0″

Rain and melted snow by month

MonthEstimated precipitationEstimated snow
Nov 20260.08″0.0″
Oct 20262.56″0.0″
Sep 20263.17″0.0″
Aug 20267.83″0.0″
Jul 20265.28″0.0″
Jun 20263.03″0.0″
May 20262.97″0.0″
Apr 20263.15″0.0″
Mar 20265.78″0.1″
Feb 20261.09″6.5″
Jan 20262.83″21.6″
Dec 20252.80″9.0″
Nov 20251.74″0.0″
Oct 20253.26″0.0″

Wettest days since October 2025

24 hours endingEstimated rain
July 29, 20261.78″
October 31, 20251.69″
October 12, 20261.56″
August 21, 20261.44″
August 3, 20261.41″
January 26, 20261.39″
March 6, 20261.22″
March 23, 20261.18″
April 26, 20261.17″
August 28, 20261.11″

Spotter snow reports near 18040

176 measured snowfall reports within 10 miles since October 2025, on 21 days. The largest was 16.8 inches at 1 SSE Bushkill Twp, PA (6.6 miles away), reported to NWS PHI for January 26, 2026. Below: the largest report each day, next to NOAA's 24-hour estimate for 18040.

Day (ending 11 a.m. EST)Largest reportWhereTimeReported toNOAA estimate here
Mar 1, 20260.1″Martins Creek, PA, 3.3 mi Mar 1, 8:00 a.m. ESTNWS PHI, Co-op observer0.0″
Feb 25, 20260.3″ (3 reports)1 ENE Pohatcong Twp, NJ, 8.1 mi Feb 25, 7:00 a.m. ESTNWS PHI, CoCoRaHS0.1″
Feb 23, 20267.8″ (29 reports)Nazareth, PA, 4.4 mi Feb 23, 8:00 a.m. ESTNWS PHI, Trained spotter4.9″
Feb 16, 20262.8″ (13 reports)Nazareth, PA, 4.4 mi Feb 16, 2:20 a.m. ESTNWS PHI, Trained spotter1.0″
Feb 15, 20262.8″ (2 reports)Nazareth, PA, 4.4 mi Feb 15, 2:20 a.m. ESTNWS PHI, Trained spotter0.0″
Feb 7, 20260.6″ (2 reports)Martins Creek, PA, 3.3 mi Feb 6, 9:00 p.m. ESTNWS PHI, Co-op observer0.5″
Jan 26, 202616.8″ (19 reports)1 SSE Bushkill Twp, PA, 6.6 mi Jan 25, 10:45 p.m. ESTNWS PHI, Trained spotter11.2″
Jan 25, 20265.6″ (7 reports)Nazareth, PA, 4.4 mi Jan 25, 10:00 a.m. ESTNWS PHI, Public2.0″
Jan 20, 20263.4″Williams Twp, PA, 7.5 mi Jan 19, 12:30 p.m. ESTNWS PHI, Trained spotter0.0″
Jan 19, 20264.2″ (11 reports)Nazareth, PA, 4.4 mi Jan 18, 7:30 p.m. ESTNWS PHI, Public2.5″
Jan 18, 20264.9″ (23 reports)3 E Moore Twp, PA, 8.7 mi Jan 17, 1:10 p.m. ESTNWS PHI, Trained spotter5.5″
Jan 17, 20263.3″ (7 reports)1 SSE Bushkill Twp, PA, 6.6 mi Jan 17, 10:30 a.m. ESTNWS PHI, Trained spotter0.2″
Dec 27, 20251.5″ (9 reports)1 W Belvidere, NJ, 9.6 mi Dec 27, 7:00 a.m. ESTNWS PHI, Co-op observer0.9″
Dec 24, 20252.0″ (2 reports)Bangor, PA, 8.6 mi Dec 23, 1:15 p.m. ESTNWS PHI, Trained spotter0.6″
Dec 23, 20251.2″ (4 reports)Nazareth, PA, 4.4 mi Dec 23, 10:15 a.m. ESTNWS PHI, Trained spotter0.0″
Dec 15, 20255.0″ (3 reports)Tatamy, PA, 1.8 mi Dec 15, 7:00 a.m. ESTNWS PHI, CoCoRaHS0.2″
Dec 14, 20257.0″ (17 reports)1 E Pen Argyl, PA, 8.6 mi Dec 14, 7:47 a.m. ESTNWS PHI, Trained spotter5.2″
Dec 11, 20253.1″ (11 reports)Nazareth, PA, 4.4 mi Dec 10, 5:45 p.m. ESTNWS PHI, Trained spotter0.6″
Dec 6, 20250.2″1 ENE Pohatcong Twp, NJ, 8.1 mi Dec 6, 7:00 a.m. ESTNWS PHI, CoCoRaHS0.0″
Dec 3, 20253.1″ (6 reports)1 SSE Bushkill Twp, PA, 6.6 mi Dec 2, 11:40 a.m. ESTNWS PHI, Trained spotter1.2″

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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