Upper Colorado snowpack › Colorado Headwaters › Castle Peak

Castle Peak snowpack

NRCS SNOTEL station 1326 at 11,510 ft in Pitkin County, Colorado, in the Colorado Headwaters basin, with daily records since Sep 18, 2024. Latest reading Oct 29, 2026.

Snow water equivalent
—
of the 1991–2020 median for this date · — of average
SWE today
1.2 in
median — in · average — in
Water-year precipitation
—
of average since Oct 1 · 4.7 in vs. — in
Toward the normal peak
—
of the average peak, — in around Oct 1

This water year against the normals

Water year 2027Water year 2026
0 5 10 15 OctNovDecJanFebMarAprMayJunJulAugSep normal peak, Oct 1
Daily snow water equivalent at Castle Peak, in inches, October through September, against the station's 1991–2020 median and average.

Water-year precipitation

Water year 2027Water year 2026
0 10 20 30 OctNovDecJanFebMarAprMayJunJulAugSep
Precipitation accumulated since October 1, in inches (rain and snow together), against the 1991–2020 average.

Peak snowpack by water year

Since 2025 this station's snowpack has peaked as high as 25.1 in (Apr 21, 2025) and as low as 16.1 in (May 7, 2026). The 1991–2020 average peak is — in around Oct 1.

Water yearPeak SWE (in)Peak date% of normal peakApril 1 SWE (in)Days of data
2026 16.1 May 7, 2026 — 12.8 365
2025 25.1 Apr 21, 2025 — 23.8 365

Water years with fewer than 150 days of data are omitted. Data: NRCS National Water and Climate Center AWDB (station 1326:CO:SNTL), pulled nightly; current-year values are provisional. Station location: 39.0007, -106.8391. Other stations in the Colorado Headwaters basin are listed on the basin page.